1 2005-04-10 Steven Bosscher <stevenb@suse.de>
3 * cselib.c (clear_table): Rename to cselib_clear_table.
4 * cselib.h (cselib_clear_table): Add prototype.
5 * gcse.c (gcse_main): Make 'f' argument unused.
6 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
7 of each basic block instead.
8 (compute_sets, compute_hash_table_work): Likewise.
9 (constprop_register): Change int 'alter_jumps' argument to bool.
10 (do_local_cprop): Likewise.
11 (local_cprop_pass): Likewise. Also walk basic blocks instead of
12 the insn chain. Explicitly clear the cselib tables after finishing
13 one basic block. Make sure there are no unterminated libcall blocks.
14 Update compute_sets call.
15 (cprop): Walk basic blocks instead of the insn chain.
16 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
18 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
21 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
23 * combine.c (combine_simplify_rtx): Remove a transformation that
24 relies on an invalid assumption about rtl sign-extension semantics.
26 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
28 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
29 to build_int_cst_wide.
31 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
34 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
35 set the original address pseudo to the correct value before the
36 original insn, if possible, and leave the insn alone, otherwise
37 create a new pseudo, set it and replace it in the insn.
38 * recog.c (validate_change_maybe_volatile): New.
39 * recog.h (validate_change_maybe_volatile): Declare.
41 2005-04-09 Caroline Tice <ctice@apple.com>
43 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
44 Remove targetm.have_named_sections test.
45 (fix_edges_for_rarely_executed_code): Likewise.
46 (insert_section_boundary_note): Likewise.
47 (reorder_basic_blocks): Check partitioning flag before calling
48 verify_hot_cold_block_grouping.
49 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
50 the function struct rather than global variables.
51 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
52 (COLD_END_LABEL): Likewise
53 (cold_text_section_label): New static global variable.
54 (cold_end_label): Likewise.
55 (dwarf2out_switch_text_section): Get hot/cold section labels from
56 the function struct rather than global variables.
57 (output_aranges): Use cold_text_section_label and cold_end_label;
58 check partitioning flag before putting out delta.
59 (output_ranges): Remove incorrect code attempting to use
61 (output_line_info): Get cold section label from function struct.
62 (add_location_or_const_value_attribute): Likewise.
63 (get_subprogram_die): Get hot/cold section labels from function struct.
64 (dwarf2out_var_location): Likewise.
65 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
66 write out cold_text_section_label if partition flag is set.
67 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
68 * function.h (struct function): Add new fields to point to hot/cold
69 section labels: hot_section_label, cold_section_label,
70 hot_section_end_label and cold_section_end_label; also add new field
71 for cold text section name, unlikely_text_section_name.
72 * opts.c (decode_options): Turn off partitioning flag if
73 !targetm.have_named_sections.
74 * output.h (hot_section_label): Remove.
75 (hot_section_end_label): Remove.
76 (cold_section_end_label): Remove.
77 (unlikely_section_label): Remove.
78 (unlikely_text_section_name): Remove.
79 * passes.c (rest_of_handle_final): Remove code that frees
80 unlikely_text_section_name.
81 * varasm.c (unlikely_section_label): Remove.
82 (hot_section_label): Remove.
83 (hot_section_end_label): Remove.
84 (cold_section_end_label): Remove.
85 (unlikely_text_section_name): Remove.
86 (initialize_cold_section_name): Modify to call
87 targetm.strip_name_encoding; to store cold section name in current
88 function struct, if it exists; and to only use the decl_section_name
89 if flag_named_sections is true.
90 (unlikely_text_section): Modify to get section name out of current
91 function struct, if there is one; otherwise build it from
92 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
93 (in_unlikely_text_section): Likewise.
94 (named_section): Modify to get/put cold section name in current function
95 struct, if there is one.
96 (function_section): Change 'bool unlikely' to 'int reloc'; check
97 targetm.have_named_sections before calling named_section.
98 (current_function_section): Likewise.
99 (assemble_start_function): Modify to get/put unlikely_text_section_name
100 in current function struct; modify to get hot/cold section labels
101 from function struct; initialize labels using
102 ASM_GENERATE_INTERNAL_LABEL;
103 test partitioning flag before writing out hot section label.
104 (assemble_end_function): Test partitioning flag before writing out
105 hot/cold section labels.
106 (default_section_type_flags_1): Modify to use array instead of
107 char* for unlikely_text_section_name; set flags correctly for
108 cold text section if there is not a current function decl.
110 2005-04-09 Jakub Jelinek <jakub@redhat.com>
112 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
113 and TI_VA_LIST_FPR_COUNTER_FIELD.
114 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
115 * tree-pass.h (pass_stdarg): Add.
116 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
117 * tree-stdarg.c: New file.
118 * tree-stdarg.h: New file.
119 * Makefile.in (OBJS-common): Add tree-stdarg.o.
120 (tree-stdarg.o): Add dependencies.
121 * function.h (struct function): Add va_list_gpr_size and
122 va_list_fpr_size fields.
123 * function.c (allocate_struct_function): Initialize them.
124 * target.h (struct gcc_target): Add stdarg_optimize_hook.
125 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
126 (TARGET_INITIALIZER): Add it.
128 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
129 va_list_{g,f}pr_counter_field.
130 (ix86_setup_incoming_varargs): Don't do anything if reg_save
131 area will not be used. Only save registers that tree-stdarg.c
132 detected they need saving.
133 (ix86_va_start): Don't set up fields that won't be used.
135 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
136 va_list_{g,f}pr_counter_field.
137 (setup_incoming_varargs): Don't do anything if reg_save
138 area will not be used. Only save registers that tree-stdarg.c
139 detected they need saving.
140 (rs6000_va_start): Don't set up fields that won't be used.
142 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
143 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
144 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
145 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
147 2005-04-09 Jakub Jelinek <jakub@redhat.com>
150 * config/i386/i386.c (construct_container): Pass empty aligned
151 struct, union or class in memory.
153 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
155 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
156 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
157 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
158 config/rs6000/predicates.md: Fix comment typos.
160 * sched-int.h (haifa_insn_data): Remove blockage and units.
161 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
162 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
163 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
165 2005-04-09 Jan Hubicka <jh@suse.cz>
166 Steven Bosscher <stevenb@suse.de>
168 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
169 * cfgloop.c (get_loop_exit_edges): Likewise.
170 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
172 * loop-unroll.c (analyze_insns_in_loop): Likewise.
173 * tree-cfg.c (dump_cfg_status): Likewise.
175 2005-04-09 David Edelsohn <edelsohn@gnu.org>
177 * config/rs6000/predicates.md (altivec_register_operand): Remove
178 redundant match_code test.
179 (gpc_reg_operand): Same.
180 (cc_reg_operand): Same.
181 (cc_reg_not_cr0_operand): Same.
183 2005-04-09 Jan Hubicka <jh@suse.cz>
185 Forgotten hunk from my last merge patch:
186 * final.c (output_addr_const): Do not call mark_referenced.
188 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
190 * doc/tree-ssa.texi: Add immediate use documentation.
192 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
194 * arm.c (FL_WBUF): Define.
195 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
196 (arm_is_6_or_7): Delete.
197 (arm_tune_wbuf): New.
198 (arm_override_options): Set arm_tune_wbuf.
199 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
200 (arm_is_6_or_7): Delete declaration.
201 (arm_tune_wbuf): New declartion.
202 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
203 (model_wbuf): Derive from arm_tune_wbuf.
204 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
205 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
206 (arm740t): Mark CPUs as having a write buffer.
208 2005-04-09 Uros Bizjak <uros@kss-loka.si>
210 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
211 of 'const_double_operand' in operand 2 constraints. Update enable
214 2005-04-09 Uros Bizjak <uros@kss-loka.si>
216 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
217 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
218 * optabs.h (enum optab_index): Add new OTI_lfloor.
219 (lfloor_optab): Define corresponding macro.
220 * optabs.c (init_optabs): Initialize lfloor_optab.
221 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
222 and lfloordi2 patterns.
223 * builtins.c (expand_builtin_int_roundingfn): New prototype.
224 (expand_builtin_int_roundingfn): New function.
225 (fold_builtin_int_roundingfn): New prototype.
226 (fold_builtin_int_roundingfn): New function, renamed from
228 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
229 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
230 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
231 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
232 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
233 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
234 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
235 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
236 into lfloor built-in function and (long long int)floor{,f,l} into
237 llfloor built-in function.
238 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
241 2005-04-08 Ian Lance Taylor <ian@airs.com>
243 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
244 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
245 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
246 (DO_COND, DO_BODY): Likewise.
247 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
248 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
249 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
250 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
251 (build_continue_stmt, build_break_stmt): Don't declare.
252 (c_do_switch_warnings): Update declaration.
253 * c-gimplify.c (enum bc_t): Remove.
254 (struct c_gimplify_ctx, ctxp): Remove.
255 (push_context, pop_context): Remove static functions.
256 (c_genericize): Don't call push_context or pop_context.
257 (begin_bc_block, finish_bc_block): Remove static functions.
258 (build_bc_goto): Likewise.
259 (gimplify_c_loop): Likewise.
260 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
261 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
262 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
263 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
264 * c-common.c (c_do_switch_warnings): Rename from
265 c_do_switch_warnings_1.
266 (c_do_switch_warnings) [old version]: Remove.
267 (c_do_switch_expr_warnings): Remove.
268 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
269 function instead of c_do_switch_expr_warnings.
270 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
271 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
272 * c-pretty-print.c (pp_c_statement): Likewise.
273 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
275 2005-04-08 Diego Novillo <dnovillo@redhat.com>
277 Merge from tree-cleanup-branch: VRP, store CCP, store
278 copy-prop, incremental SSA updating of FUD chains and
279 newly exposed symbols.
281 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
282 (OBJS-common): Add tree-vrp.o.
283 (tree-vrp.o): New rule.
284 * basic-block.h (nearest_common_dominator_for_set): Declare.
285 * common.opt (ftree-store-ccp): New flag.
286 (ftree-copy-prop): New flag.
287 (ftree-vrp): New flag.
288 (ftree-store-copy-prop): New flag.
289 * dominance.c (nearest_common_dominator_for_set): New.
290 * domwalk.c (walk_dominator_tree): Only traverse
291 statements in blocks marked in walk_data->interesting_blocks.
292 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
293 * fold-const.c (fold): Handle ASSERT_EXPR.
294 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
295 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
296 flag_tree_vrp at -O2.
297 * timevar.def (TV_TREE_VRP): Define.
298 (TV_TREE_COPY_PROP): Define.
299 (TV_TREE_STORE_COPY_PROP): Define.
300 (TV_TREE_SSA_INCREMENTAL): Define.
301 (TV_TREE_STORE_CCP): Define.
302 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
303 to kill_redundant_phi_nodes from comment.
304 (verify_expr): Handle ASSERT_EXPR.
305 * tree-dfa.c (mark_new_vars_to_rename): Remove second
306 argument. Update all users.
307 (mark_call_clobbered_vars_to_rename): Remove. Update all
309 * tree-flow-inline.h (unmodifiable_var_p): New.
310 * tree-flow.h (enum value_range_type): Declare.
311 (struct value_range_def): Declare.
312 (value_range): Declare.
313 (remove_all_phi_nodes_for): Remove. Update all users.
314 (find_phi_node_for): Declare.
315 (add_type_alias): Declare.
316 (count_uses_and_derefs): Declare.
317 (kill_redundant_phi_nodes): Remove.
318 (rewrite_into_ssa): Remove.
319 (rewrite_def_def_chains): Remove.
320 (update_ssa, register_new_name_mapping, create_new_def_for,
321 need_ssa_update_p, name_registered_for_update_p,
322 release_ssa_name_after_update_ssa, dump_repl_tbl,
323 debug_repl_tbl, dump_names_replaced_by,
324 debug_names_replaced_by, mark_sym_for_renaming,
325 mark_set_for_renaming, get_current_def, set_current_def,
326 get_value_range, dump_value_range, debug_value_range,
327 dump_all_value_ranges, debug_all_value_ranges,
328 expr_computes_nonzero, loop_depth_of_name,
329 unmodifiable_var_p): Declare.
330 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
332 * tree-into-ssa.c (block_defs_stack): Update comment.
333 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
334 syms_to_rename, names_to_release, repl_tbl,
335 need_to_initialize_update_ssa_p, need_to_update_vops_p,
336 need_to_replace_names_p): New locals.
337 (NAME_SETS_GROWTH_FACTOR): Define.
338 (struct repl_map_d): Declare.
339 (struct mark_def_sites_global_data): Add field
341 (enum rewrite_mode): Declare.
342 (REGISTER_DEFS_IN_THIS_STMT): Define.
343 (compute_global_livein): Use last_basic_block instead of
345 (set_def_block): Remove last argument. Update all callers.
346 (prepare_use_operand_for_rename): Remove. Update all callers.
347 (prepare_def_operand_for_rename): Remove. Update all callers.
348 (symbol_marked_for_renaming): New.
351 (repl_map_hash): New.
353 (repl_map_free): New.
354 (names_replaced_by): New.
355 (add_to_repl_tbl): New.
356 (add_new_name_mapping): New.
357 (mark_def_sites): Assume that all the operands in the
358 statement are in normal form.
359 (find_idf): Assert that the block in the stack is valid.
360 (get_default_def_for): New.
361 (insert_phi_nodes_for): Add new argument 'update_p'.
363 If update_p is true, add a new mapping between the LHS of
364 each new PHI and the name that it replaces.
365 (insert_phi_nodes_1): Only call find_idf if needed.
366 (get_reaching_def): Call get_default_def_for.
367 (rewrite_operand): Remove.
368 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
369 and REWRITE_THIS_STMT are false.
370 Assume that all the operands in the statement are in
372 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
373 (rewrite_virtual_phi_arguments): Remove.
374 (invalidate_name_tags): Remove.
375 (register_new_update_single, register_new_update_set,
376 rewrite_update_init_block, replace_use,
377 rewrite_update_fini_block, rewrite_update_stmt,
378 rewrite_update_phi_arguments): New.
379 rewrite_blocks): Remove argument 'fix_virtual_phis'.
380 Add arguments 'entry', 'what' and 'blocks'.
381 Initialize the dominator walker according to 'what' and
383 Start the dominator walk at 'entry'.
384 (mark_def_site_blocks): Add argument 'interesting_blocks'.
385 Use it to configure the dominator walker.
386 (rewrite_into_ssa): Remove argument 'all'.
388 (rewrite_all_into_ssa): Remove.
389 (rewrite_def_def_chains): Remove.
390 (mark_def_interesting, mark_use_interesting,
391 prepare_phi_args_for_update, prepare_block_for_update,
392 prepare_def_site_for, prepare_def_sites,
393 dump_names_replaced_by, debug_names_replaced_by,
394 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
395 delete_update_ssa, create_new_def_for,
396 register_new_name_mapping, mark_sym_for_renaming,
397 mark_set_for_renaming, need_ssa_update_p,
398 name_registered_for_update_p, ssa_names_to_replace,
399 release_ssa_name_after_update_ssa,
400 insert_updated_phi_nodes_for, update_ssa): New.
401 * tree-loop-linear.c (linear_transform_loops): Call
402 update_ssa instead of rewrite_into_ssa.
403 * tree-optimize.c (vars_to_rename): Remove.
405 (init_tree_optimization_passes): Replace
406 pass_redundant_phi with pass_copy_prop.
408 Replace pass_ccp with pass_store_ccp.
409 Add pass_store_copy_prop after pass_store_ccp.
410 (execute_todo): If the TODO_ flags don't include updating
411 the SSA form, assert that it does not need to be updated.
412 Call update_ssa instead of rewrite_into_ssa and
413 rewrite_def_def_chains.
414 If TODO_verify_loops is set, call verify_loop_closed_ssa.
415 (tree_rest_of_compilation):
416 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
417 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
418 TODO_cleanup_cfg): Renumber.
419 (TODO_verify_loops, TODO_update_ssa,
420 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
421 TODO_update_ssa_only_virtuals): Define.
422 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
424 * tree-phinodes.c (make_phi_node): Update documentation.
425 (remove_all_phi_nodes_for): Remove.
426 (find_phi_node_for): New.
427 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
428 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
429 (interpret_rhs_modify_expr): Likewise.
430 * tree-sra.c (decide_instantiations): Mark all symbols in
431 SRA_CANDIDATES for renaming.
432 (mark_all_v_defs_1): Rename from mark_all_v_defs.
433 (mark_all_v_defs): New function. Update all users to call it
434 with the whole list of scalarized statements, not just the
436 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
437 (compute_flow_insensitive_aliasing): If the tag is
438 unmodifiable and the variable isn't or vice-versa, don't
439 make them alias of each other.
440 (setup_pointers_and_addressables): If the type tag for
441 VAR is about to change, mark the old one for renaming.
442 (add_type_alias): New.
443 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
444 (ccp_lattice_t): Rename from latticevalue.
445 (value): Remove. Update all users.
446 (const_val): New local variable.
447 (do_store_ccp): New local variable.
448 (dump_lattice_value): Handle UNINITIALIZED.
449 (debug_lattice_value): New.
450 (get_default_value): Re-write.
451 (set_lattice_value): Re-write.
452 (def_to_varying): Remove. Update all users.
453 (likely_value): Return VARYING for statements that make
454 stores when STORE_CCP is false.
455 Return VARYING for any statement other than MODIFY_EXPR,
456 COND_EXPR and SWITCH_EXPR.
457 (ccp_initialize): Re-write.
458 (replace_uses_in, replace_vuse_in, substitute_and_fold):
459 Move to tree-ssa-propagate.c.
460 (ccp_lattice_meet): Handle memory stores when
461 DO_STORE_CCP is true.
462 (ccp_visit_phi_node): Likewise.
463 (ccp_fold): Likewise.
464 (evaluate_stmt): Likewise.
465 (visit_assignment): Likewise.
466 (ccp_visit_stmt): Likewise.
467 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
471 (do_ssa_store_ccp): New.
472 (gate_store_ccp): New.
473 (pass_store_ccp): Declare.
474 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
475 (may_propagate_copy): Reformat.
476 Don't abort if ORIG is a virtual and DEST isn't.
477 If NEW does not have alias information but DEST does,
479 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
480 copy_prop_kind, which_copy_prop): Declare.
481 (stmt_may_generate_copy, get_copy_of_val,
482 get_last_copy_of, set_copy_of_val, dump_copy_of,
483 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
484 copy_prop_visit_stmt, copy_prop_visit_phi_node,
485 init_copy_prop, fini_copy_prop, execute_copy_prop,
486 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
487 store_copy_prop): New.
488 (pass_copy_prop, pass_store_copy_prop): Declare.
489 * tree-ssa-dom.c (struct opt_stats_d): Add fields
490 'num_const_prop' and 'num_copy_prop'.
491 (cprop_operand): Update them.
492 (dump_dominator_optimization_stats): Dump them.
493 (tree_ssa_dominator_optimize): Call update_ssa instead of
495 (loop_depth_of_name): Declare extern.
496 (simplify_cond_and_lookup_avail_expr): Guard against NULL
497 values for LOW or HIGH.
498 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
499 (record_equivalences_from_stmt): Call expr_computes_nonzero.
500 (cprop_operand): Only propagate if VAL != OP.
501 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
502 statement for renaming.
503 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
504 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
505 add_type_alias if necessary.
506 Call mark_new_vars_to_rename.
507 (tree_ssa_iv_optimize): If new symbols need to be renamed,
508 mark every statement updated, call update_ssa and
509 rewrite_into_loop_closed_ssa.
510 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
511 from LIVEIN if VAR is a virtual.
512 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
513 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
514 (get_call_expr_operands): Reformat statement.
515 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
517 * tree-ssa-propagate.c (ssa_prop_init): Initialize
518 SSA_NAME_VALUE for every name.
519 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
520 get_value_loaded_by): New.
521 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
522 substitute_and_fold): Move from tree-ssa-ccp.c.
523 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
524 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
525 get_value_loaded_by, replace_uses_in, substitute_and_fold):
527 * tree-ssa.c (verify_use): Fix error message.
528 (propagate_into_addr, replace_immediate_uses, get_eq_name,
529 check_phi_redundancy, kill_redundant_phi_nodes,
530 pass_redundant_phi): Remove. Update all users.
531 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
532 add_type_alias, if necessary.
533 * tree-vectorizer.h (struct _stmt_vect_info): Update
534 documentation for field 'memtag'.
535 * tree-vrp.c: New file.
536 * tree.def (ASSERT_EXPR): Define.
537 * tree.h (ASSERT_EXPR_VAR): Define.
538 (ASSERT_EXPR_COND): Define.
539 (SSA_NAME_VALUE_RANGE): Define.
540 (struct tree_ssa_name): Add field 'value_range'.
541 (PHI_REWRITTEN): Remove.
542 (struct tree_phi_node): Remove field 'rewritten'.
543 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
544 -ftree-store-copy-prop): Document.
545 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
546 Document usage of update_ssa.
548 2005-04-08 David Edelsohn <edelsohn@gnu.org>
551 * config/rs6000/predicates.md (altivec_register_operand): Accept
553 (and64_operand): Do not limit CONST_INT to mask64_operand.
554 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
555 (and_operand): Do not limit CONST_INT to mask_operand.
557 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
559 PR rtl-optimization/20466
560 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
561 for overlap of the address of each list member.
562 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
564 2005-04-08 Mike Stump <mrs@apple.com>
566 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
568 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
571 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
573 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
575 * function.c (push_function_context_to): Don't set
577 * function.h (function): Remove contains_functions.
578 (current_function_contains_functions): Remove.
580 * function.h (function): Remove instrument_entry_exit.
581 (current_function_instrument_entry_exit): Remove.
583 * function.h (nonlocal_labels): Remove.
585 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
587 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
588 (check_attr_value, write_attr_get, write_expr_attr_cache,
589 find_attr, make_internal_attr): Don't reference negative_ok or
591 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
592 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
593 (ATTR_STATIC): Adjust the value.
595 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
597 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
599 * config/s390/tpf.h (ASM_SPEC): Define.
601 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
603 * tree-flow.h: Remove the prototype for
604 redirect_immediate_uses.
605 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
607 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
609 * arm.c (arm_const_double_by_parts): New function.
610 * arm-protos.h (arm_const_double_by_parts): Add prototype.
611 * arm.md (define_split for 64-bit constants): Add another one.
613 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
615 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
617 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
619 * system.h: Revert last change.
621 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
623 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
624 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
625 (TARGET_SWITCHES): Delete.
626 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
627 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
628 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
629 * config/xtensa/xtensa.opt: New file.
631 2005-04-08 Ben Elliston <bje@au.ibm.com>
633 * config/fp-bit.c: Include L_mul_tf in #endif comment.
634 * config/fp-bit.h: Tidy comments.
636 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
638 * system.h: Poison PARAMS.
640 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
642 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
643 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
644 (TARGET_SWITCHES): Delete.
645 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
646 * config/vax/vax.opt: New file.
648 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
650 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
652 2005-04-07 Ian Lance Taylor <ian@airs.com>
654 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
656 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
657 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
660 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
662 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
663 all immediate uses in PHI nodes.
665 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
667 * arm.c (arm_const_double_inline_cost): Handle any constant by
668 using gen_lowpart and gen_highpart_mode.
669 (note_invalid_constants): All constants in an RTX with a constraint
670 that permits memory are now pushed to the constant pool.
671 (output_move_double): Delete code to handle reg to reg and
672 constant to reg moves.
673 (const_double_needs_minipool, output_mov_immediate): Delete.
674 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
675 CONST_INT and CONST_VECTOR.
676 * arm.md (ANY64): New mode macro.
677 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
678 (movdf_soft_insn): Split reg-reg and const-reg moves.
679 (split patterns for 64-bit constant and register moves): New.
680 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
681 (cirrus_movdf_hard_insn): Likewise.
682 * fpa.md (movdf_fpa): Likewise.
683 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
684 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
686 (movv2si_internal_2): Likewise.
687 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
688 (movdf_vfp): Likewise.
689 * arm-protos.h (output_mov_immediate): Delete prototype.
691 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
694 * simplify-rtx.c (simplify_unary_operation_1): Check
695 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
697 2005-04-06 James E Wilson <wilson@specifixinc.com>
700 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
703 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
705 * coverage.h (GCOV_TYPE_NODE): Delete.
706 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
707 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
708 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
709 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
710 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
712 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
715 * Makefile.in (gcc.pot): Remove options.c dependency.
716 * optc-gen.awk: Don't quote help strings with N_().
718 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
720 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
721 the function returns a pointer type.
723 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
725 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
726 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
727 * doc/invoke.texi: Documnet salias-max-implicit-fields.
728 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
729 explicit_uses members.
730 (get_or_create_used_part_for): Initialize new fields.
731 (fieldoff_compare): New function.
732 (create_overlap_variables_for): Count number of fields, use
733 heuristic to determine whether to create subvars for vars with
735 Sort the field list by offset and avoid creating duplicate SFT's.
737 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
739 * c.opt (-F): Remove trailing whitespace from help string.
740 (-finput-charset): Use a tab to separate the switch name and help
742 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
743 (-ftree-vectorizer-verbose): Likewise.
745 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
747 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
748 a PHI argument where a use occurs instead of all PHI arguments.
750 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
752 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
755 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
757 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
758 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
759 config/bfin/bfin.h: Fix comment typos.
761 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
763 * doc/install.texi: Update the URL for Jacks.
764 * doc/sourcebuild.texi: Likewise.
766 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
769 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
770 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
772 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
774 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
776 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
778 * config/v850/v850-protos.h (override_options): Delete.
779 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
780 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
781 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
782 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
783 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
784 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
785 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
786 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
787 (OVERRIDE_OPTIONS): Delete.
788 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
789 (small_memory_info): Remove the value field.
790 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
792 * config/v850/v850.c (small_memory): Remove the value field.
793 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
794 (override_options): Delete.
795 (v850_handle_memory_option, v850_handle_option): New functions.
796 * config/v850/v850.opt: New file.
798 2005-04-06 Geoffrey Keating <geoffk@apple.com>
800 * config.host: Add a section for generic hosts, and a subsection
801 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
802 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
803 * config/host-darwin.h: New.
804 * config/x-darwin: New.
805 * config/i386/host-i386-darwin.c: New.
806 * config/i386/x-darwin: New.
807 * config/rs6000/host-darwin.c: Include host-darwin.h.
808 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
809 (darwin_rs6000_gt_pch_use_address): Likewise.
810 * config/rs6000/x-darwin: Change name of .o built, update
811 dependencies for changes to rs6000/host-darwin.c.
813 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
816 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
818 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
820 * tree-vect-analyze.c (vect_analyze_loop_form): Call
821 split_loop_exit_edge instead of loop_split_edge_with.
823 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
825 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
826 UNSPEC_SET_VSCR): New constants, used throughout.
828 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
830 (altivec_vspltis<VI_char>): ... this pattern, using
831 a QImode const_int_operand for the immediate.
832 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
835 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
838 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
840 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
842 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
844 2005-04-06 Ben Elliston <bje@au.ibm.com>
846 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
847 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
848 macros as living in "this file" and not gcc.h.
850 2005-04-06 Ben Elliston <bje@au.ibm.com>
852 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
853 -ftree-live_range_split. Perhaps renamed at some point?
855 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
858 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
859 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
861 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
863 * tree-flow.h (number_of_iterations_cond): Declaration removed.
864 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
865 (number_of_iterations_special): New function.
866 (number_of_iterations_exit): Use number_of_iterations_special.
867 Use simplify_using_outer_evolutions only at -O3.
868 (number_of_iterations_cond, tree_simplify_using_condition,
869 simplify_using_initial_conditions, loop_niter_by_eval,
870 compare_trees, can_count_iv_in_wider_type_bound,
871 simplify_using_outer_evolutions): Use fold_build.
873 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
875 * doc/install.texi (Configuration): Document --with-java-home.
877 2005-04-05 Richard Henderson <rth@redhat.com>
881 * config/i386/i386.c (print_operand): Handle vector zeros.
882 (ix86_split_to_parts): Handle CONST_VECTOR.
883 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
884 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
885 what modes to tie for MMX and SSE registers.
886 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
887 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
888 to vector modes as well.
889 * config/i386/predicates.md (const0_operand): Handle VOIDmode
890 properly as an input mode.
892 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
894 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
896 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
898 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
900 2005-04-05 Jakub Jelinek <jakub@redhat.com>
902 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
903 and local functions, set sse_nregs to 8 and float_in_sse.
904 (function_arg_advance, function_arg): If float_in_sse, pass
905 SFmode and DFmode arguments in SSE registers.
906 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
908 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
911 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
913 * config/i386/i386-protos.h (ix86_function_value): Accept two
914 arguments, like the target macro.
915 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
916 * config/i386/i386.c (ix86_function_value): Accept the second
917 argument of the target macro.
918 (ix86_function_ok_for_sibcall): Pass a function pointer to
920 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
921 call to ix86_value_regno).
922 (ix86_value_regno): Add support for returning floating point values
925 2005-04-05 Jakub Jelinek <jakub@redhat.com>
927 PR tree-optimization/20076
928 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
929 that call __builtin_return or __builtin_apply_args.
931 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
933 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
934 Use immediate use iterator.
935 (stmt_is_bumper_for_loop): Use immediate use iterator.
936 * predict.c (strip_builtin_expect): Use update_stmt.
937 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
938 on all elements of a STATEMENT_LIST.
939 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
940 (bsi_remove): Remove imm_use links and mark the stmt as modified.
941 (bsi_replace): Mark stmt as modified and the update it.
942 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
943 (expand_complex_libcal): Call update_stmt.
944 (expand_complex_comparison): Call mark_stmt_modified.
945 (expand_complex_operations_1): Call update_stmt_if_modified.
946 (expand_vector_operations_1): Call mark_stmt_modified.
947 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
948 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
949 add_immediate_use, redirect_immediate_use,
950 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
951 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
952 (mark_new_vars_to_rename): Call update_stmt.
953 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
954 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
956 (unmodify_stmt): Delete.
957 (update_stmt): New. Force an update of a stmt.
958 (update_stmt_if_modified): update a stmt if it is out of date.
959 (get_stmt_operands): Verify stmt is NOT modified.
960 (stmt_modified_p): Update comment.
961 (delink_imm_use): Remove a use node from its immuse list.
962 (link_imm_use_to_list): Link a use node to a specific list.
963 (link_imm_use): Link a node to the correct list.
964 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
965 it in the correct list, if appropriate.
966 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
967 (relink_imm_use): Link a use node in place of another node in a list.
968 (relink_imm_use_stmt): LInk a node in place of another node, and set
970 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
971 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
972 (first_safe_imm_use): New. Initialize a safe immuse iterator.
973 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
974 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
975 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
976 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
977 (has_zero_uses): New. Return true if there are no uses of a var.
978 (has_single_use): New. Return true if there is only a single use of a
980 (single_imm_use): New. Return the simgle immediate use.
981 (num_imm_uses): New. Return the number of immediate uses.
982 (get_v_must_def_ops): Use is now a pointer.
983 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
984 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
986 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
987 (delink_stmt_imm_use): Delink all immuses from a stmt.
988 (phi_arg_index_from_use): New. Return a phi arg index for a use.
989 * tree-flow.h (struct dataflow_d): Delete.
990 (immediate_use_iterator_d): New. Immediate use iterator struct.
991 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
992 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
993 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
995 (struct stmt_ann_d): Remove dataflow_t from struct.
996 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
997 (if_convertible_phi_p): Use FAST immuse iterator.
998 (if_convertible_loop_p): Don't call compute_immediate_uses.
999 (replace_phi_with_cond_modify_expr): Call update_stmt.
1000 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
1001 update_stmt_if_modified.
1002 (rewrite_all_into_ssa): Initialize ssa operands.
1003 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
1004 compute_immediate_uses.
1005 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
1006 ssa_property is available.
1007 (execute_one_pass): Change parameters passed to execute_todo.
1008 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
1009 (remove_ssa_form): Call fini_ssa_operands.
1010 (insert_backedge_copies): Delete call to modify_stmt.
1011 * tree-phinodes.c (make_phi_node): Initialize use nodes.
1012 (release_phi_node): Delink any use nodes before releasing.
1013 (resize_phi_node): Relink any use nodes.
1014 (remove_phi_arg_num): Delink the use node.
1015 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
1016 (remove_all_phi_nodes_for): Release phi node first.
1017 * tree-pretty-print.c (dump_generic_node): Print stmt address.
1018 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
1019 (scalarize_use, scalarize_copy): Call update_stmt.
1020 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
1021 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
1022 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
1023 (ccp_initialize): Remove call to compute_immediate_uses.
1024 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
1025 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
1027 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
1028 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
1029 (eliminate_redundant_computations): Call mark_stmt_modified.
1030 (cprop_operand): Call mark_stmt_modified.
1031 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
1032 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
1033 (dse_optimize_stmt): Use new immuse interface.
1034 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
1035 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
1036 (substitute_single_use_vars): Use new immuse interface.
1037 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
1038 and compute_immediate_uses.
1039 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
1041 (rewrite_mem_refs): Call update_stmt.
1042 (determine_lsm): Remove call to compute_imm_uses and free_df.
1043 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
1044 (try_unroll_loop_completely): Call update_stmt.
1045 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
1046 (rewrite_use_compare): Call update_stmt.
1047 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
1048 (rewrite_use) : Call update_stmt.
1049 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
1050 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
1052 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
1053 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
1054 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
1056 (initialize_vuse_operand): New. Initialize a vuse operand.
1057 (initialize_v_may_def_operand): New. Initialize a maydef operand.
1058 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
1059 (finalize_ssa_defs): Use stmt parameter.
1060 (correct_use_link): Ensure a use node is in the correct list, and has
1061 the correct stmt pointer.
1062 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
1063 finalize_ssa_v_must_defs): Also initialize use nodes.
1064 (finalize_ssa_stmt_operands): Pass extra stmt operands.
1065 (build_ssa_operands): Seperate parsing from final operand construction.
1066 (parse_ssa_operands): New. Parse entry point for operand building.
1067 (swap_tree_operands): New. Swap 2 tree operands.
1068 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
1070 (get_expr_operands): Call swap_tree_operands when needed.
1071 (copy_virtual_operands): Use initialize routines for virtual use ops.
1072 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
1073 (verify_abort): New. Issue imm_use error.
1074 (verify_imm_links): New Verify imm_use links for a var.
1075 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
1076 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
1077 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
1078 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
1079 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
1080 (NULL_USE_OPERAND_P) Define.
1081 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
1083 (struct vuse_operand_type): New struct.
1084 (SET_USE): Call set_ssa_use_from_ptr.
1086 (PHI_ARG_INDEX_FROM_USE): Define.
1087 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
1088 argument via SET_USE, not PHI_ARG_DEF_TREE.
1089 * tree-ssa-pre.c (eliminate): Call update_stmt.
1090 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
1092 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
1093 (nearest_common_dominator_of_uses): Use imm_use iterator.
1094 (statement_sink_location): Use imm_use iterator and interface.
1095 (execute_sink_code): Don't call compute_immediate_uses or free-df.
1096 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
1097 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
1098 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
1099 (verify_ssa): Ensure no stmt is marked modify after optimization pass
1100 if new parameter is true.
1101 (init_tree_ssa): Don't initialize operand cache here.
1102 (delete_tree_ssa): Don't destroy operand cache here.
1103 (propagate_into_addr): Pass in a use pointer, return true if anything
1105 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
1106 (check_phi_redundancy): Use imm_use iterator.
1107 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
1109 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
1110 (release_ssa_name): Delink node and all elements in its imm_use list.
1111 * tree-tailcall.c (adjust_return_value): Call update_stmt.
1112 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
1113 * tree-vectorizer.c (need_imm_uses_for): Delete.
1114 (vectorize_loops): Dont call compute_immediate_uses or free_df.
1115 * tree.h (struct ssa_imm_use_d): Define.
1116 (SSA_NAME_IMM_USE_NODE): Define.
1117 (struct tree_ssa_name): Add imm_use node.
1119 (PHI_ARG_IMM_USE_NODE): Define.
1120 (struct phi_arg_d): Add imm_use node.
1121 (struct tree_phi_node): Remove struct dataflow_d element.
1122 (TDF_STMTADDR): Define.
1124 2005-04-05 Dale Johannesen <dalej@apple.com>
1126 * doc/invoke.texi (Optimization Options): Remove
1127 duplicate -fcse-follow-jumps. Add -fweb.
1128 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
1129 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
1131 2005-04-05 Per Bothner <per@bothner.com>
1133 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
1134 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
1135 (warn_uninit): Get EXPR_LOCUS from context now instead.
1136 This fixes a USE_MAPPED_LOCATION testsuite failure.
1138 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
1140 2005-04-05 Per Bothner <per@bothner.com>
1142 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
1143 of the artification 'return 0' in main() to BUILTINS_LOCATION.
1144 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
1147 2004-04-05 Devang Patel <dpatel@apple.com>
1149 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
1150 (lhsr<mode>3): ... new name.
1151 (altivec_vsra<VI_char>): Rename to ..
1152 (ashr<mode>3): ... new name.
1153 * config/rs6000/rs6000.c (builtin_description): Rename shift
1156 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
1158 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
1159 gen_lowpart_for_combine.
1160 * cse.c (gen_lowpart_if_possible): Move...
1161 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
1163 (gen_lowpart_no_emit_general): Use it.
1165 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1167 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
1170 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1172 * system.h: Fix typo.
1174 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
1176 * config/bfin/bfin-modes.def: New file.
1177 * config/bfin/bfin-protos.h: New file.
1178 * config/bfin/bfin.c: New file.
1179 * config/bfin/bfin.h: New file.
1180 * config/bfin/bfin.md: New file.
1181 * config/bfin/bfin.opt: New file.
1182 * config/bfin/crti.s: New file.
1183 * config/bfin/crtn.s: New file.
1184 * config/bfin/elf.h: New file.
1185 * config/bfin/lib1funcs.asm: New file.
1186 * config/bfin/predicates.md: New file.
1187 * config/bfin/t-bfin: New file.
1188 * config/bfin/t-bfin-elf: New file.
1189 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
1190 Document new attributes.
1191 (interrupt, interrupt_handler, saveall): Update documentation for
1193 * doc/install.texi (Specific): Add entry for the Blackfin.
1194 * doc/invoke.texi (Blackfin Options): New section.
1195 * doc/md.texi (Blackfin family): New section to document constraints.
1196 * config.gcc: Add bfin*-* and bfin*-elf configurations.
1198 2005-04-05 Olivier Hainque <hainque@adacore.com>
1200 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
1201 match what the system unwinder expects.
1202 * config/mips/mips.c (mips_frame_set): If we're saving the return
1203 address register and the dwarf return address column number differs
1204 from the hard register number, adjust the note reg to refer to the
1207 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
1209 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
1210 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
1211 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1212 (processor_type): New enum.
1213 (mn10300_processor): New variable.
1214 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
1215 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
1216 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1217 (PROCESSOR_DEFAULT): New macro.
1218 * config/mn10300/mn10300.c (mn10300_processor): New variable.
1219 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1220 (mn10300_handle_option, mn10300_override_options): New functions.
1221 * config/mn10300/mn10300.opt: New file.
1223 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1224 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
1226 PR tree-optimization/19903
1227 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
1228 that don't fit in their type after conversion.
1230 2005-04-05 Uros Bizjak <uros@kss-loka.si>
1233 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
1234 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
1235 Allocate local stack slots here. Set ix86_optimize_mode_switching.
1236 flag here. Implement using define_insn_and_split.
1237 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
1238 (frndintxf2_mask_pm_i387): New insn patterns.
1239 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
1240 Do not set ix86_optimize_mode_switching flag.
1241 (ceilsf2, ceildf2, ceilxf2): Same.
1242 (btruncsf2, btruncdf2, btruncxf2): Same.
1243 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
1245 2005-04-05 Ian Lance Taylor <ian@airs.com>
1248 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
1249 i386_pe_record_external_function.
1250 (i386_pe_record_external_function): Update declaration.
1251 * config/i386/winnt.c (struct extern_list): Add decl field.
1252 (i386_pe_record_external_function): Add decl parameter.
1253 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
1255 * config/i386/i386-protos.h (i386_pe_record_external_function):
1258 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
1260 * config/m68k/m68k-protos.h: Add a prototype for
1261 valid_dbcc_comparison_p_2.
1262 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
1263 extend_operator, const_uint32_operand, const_sint32_operand,
1264 general_src_operand, nonimmediate_src_operand,
1265 memory_src_operand, post_inc_operand, pre_dec_operand,
1266 pcrel_address): Move to predicates to predicates.md.
1267 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
1268 * config/m68k/m68k.md: Include predicates.md.
1269 * config/m68k/predicates.md: New.
1271 2005-04-04 Roger Sayle <roger@eyesopen.com>
1273 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
1275 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
1277 2005-04-04 Ian Lance Taylor <ian@airs.com>
1279 * c-typeck.c (struct c_switch): Rename switch_stmt field to
1281 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
1282 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
1283 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
1284 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
1285 * c-common.c (c_do_switch_warnings_1): New static function broken
1286 out of c_do_switch_warnings.
1287 (c_do_switch_warnings): Call c_do_switch_warnings_1.
1288 (c_do_switch_expr_warnings): New function.
1289 * c-common.h (c_do_switch_expr_warnings): Declare.
1291 2005-04-04 David Edelsohn <edelsohn@gnu.org>
1292 Daniel Jacobowitz <dan@codesourcery.com>
1294 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
1296 * rtlanal.c (may_trap_p): Same.
1298 2005-04-04 Dale Johannesen <dalej@apple.com>
1300 * ChangeLog: remove reference to ChangeLog.12.
1302 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
1304 CRIS epilogue as RTL.
1305 * config/cris/cris.md: Change all 0 in unspec 0 to
1307 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
1308 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
1310 ("return"): Change to define_expand. Call cris_expand_return for
1312 ("*return_expanded"): New pattern.
1313 ("epilogue"): New define_expand.
1314 * config/cris/cris.h (PREDICATE_CODES): Add
1315 cris_load_multiple_op.
1316 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
1318 (enum cris_retinsn_type): New.
1319 (struct machine_function): New member return_type.
1320 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
1321 (cris_target_asm_function_epilogue): Remove, moving RTLified
1323 (cris_expand_epilogue): New function.
1324 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
1325 (cris_gen_movem_load, cris_load_multiple_op)
1326 (cris_return_address_on_stack_for_return, cris_expand_return): New
1328 (cris_target_asm_function_prologue)
1329 (cris_initial_frame_pointer_offset): Call
1330 cris_reg_saved_in_regsave_area instead of complicated expression.
1331 Call cris_return_address_on_stack instead of an expression.
1332 (cris_print_operand) <case 'o', case 'O'>: New cases.
1333 (cris_return_address_on_stack): Change return-type to bool.
1334 (cris_simple_epilogue): Ditto. Return false if registers are
1336 * config/cris/cris-protos.h (cris_simple_epilogue)
1337 (cris_return_address_on_stack): Adjust prototype return type.
1338 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
1339 (cris_return_address_on_stack_for_return): New prototypes.
1341 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1343 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
1344 gpr_or_int12_operand.
1346 * config/frv/frv-protos.h: Add a prototype to
1347 frv_legitimate_memory_operand and frv_const_unspec_p.
1348 (frv_unspec): Move from frv.c.
1349 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
1350 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
1351 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
1352 gpr_or_fpr_operand, gpr_or_int12_operand,
1353 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
1354 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
1355 int6_operand, int5_operand, uint5_operand, uint4_operand,
1356 uint1_operand, int_2word_operand, uint16_operand,
1357 upper_int16_operand, integer_register_operand,
1358 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
1359 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
1360 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
1361 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
1362 move_destination_operand, movcc_fp_destination_operand,
1363 frv_function_symbol_referenced_p, move_source_operand,
1364 condexec_dest_operand, condexec_source_operand,
1365 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
1366 const_unspec_operand, gpr_or_memory_operand,
1367 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
1368 icc_operand, fcc_operand, cc_operand, icr_operand,
1369 fcr_operand, cr_operand, call_operand, sibcall_operand,
1370 symbolic_operand, relational_operator,
1371 integer_relational_operator, float_relational_operator,
1372 ccr_eqne_operator, minmax_operator,
1373 condexec_si_binary_operator, condexec_si_media_operator,
1374 condexec_si_divide_operator, condexec_si_unary_operator,
1375 condexec_sf_conv_operator, condexec_sf_add_operator,
1376 condexec_memory_operand, intop_compare_operator, acc_operand,
1377 even_acc_operand, quad_acc_operand, accg_operand: Move to
1379 * config/frv/frv.h (PREDICATE_CODES): Remove.
1380 * config/frv/frv.md: Include predicates.md.
1381 * config/frv/predicates.md: New.
1383 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1386 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
1387 * tree-ssa-loop-ivopts.c: Include langhooks.h.
1388 (add_standard_iv_candidates_for_size): New function, extracting code
1389 from add_standard_iv_candidates and parameterizing it by type size.
1390 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
1392 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1394 * system.h (GCOV_SIZE_TYPE): Unposion.
1395 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
1396 (GCOV_TYPE_SIZE): ...this new macro.
1397 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
1398 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
1399 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
1400 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
1401 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
1402 instead of unsigned_intSI_type_node.
1403 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
1404 (rtl_gen_one_value_profiler_no_edge_manipulation)
1405 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
1406 * value-prof.c: Include coverage.h.
1408 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
1409 Diego Novillo <dnovillo@redhat.com>
1411 Fix PR tree-optimization/20703
1412 Fix PR tree-optimization/20725
1414 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
1415 (create_expression_by_pieces): Ditto.
1416 (valid_in_set): Ditto. Also handle tcc_declaration.
1417 (find_or_generate_expression): Handle comparison class.
1418 (insert_into_preds_of_block): Ditto.
1419 (insert_aux): Ditto.
1420 (create_value_expr_from): Handle comparison class, recursively
1421 handle reference nodes.
1422 (compute_avail): Handle comparison classes, rewrite a little cleaner.
1423 (execute_pre): Fix spacing.
1424 (do_fre): Renamed to execute_fre.
1426 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1428 * doc/invoke.texi (SPARC options): Document that
1429 -mlittle-endian is not supported on Linux either.
1431 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1435 * config.gcc (Obsolete configurations): Remove
1436 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
1437 (sparclite-*-coff*): Delete.
1438 (sparclite-*-elf*): Likewise.
1439 (sparc86x-*-elf*): Likewise.
1440 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
1441 * config/sparc/lite.h: Delete.
1442 * config/sparc/litecoff.h: Likewise.
1443 * config/sparc/liteelf.h: Likewise.
1444 * config/sparc/sp86x-elf.h: Likewise.
1445 * config/sparc/t-sparclite: Likewise.
1446 * config/sparc/t-sp86x: Likewise.
1448 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
1450 * config/s390/s390-protos.h: (s390_comparison,
1451 s390_alc_comparison, s390_slb_comparison, const0_operand,
1452 consttable_operand, larl_operand, s_operand,
1453 shift_count_operand, bras_sym_operand, load_multiple_operation,
1454 store_multiple_operation, s390_plus_operand): Remove prototypes.
1455 (s390_legitimate_address_without_index_p): New prototype.
1456 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
1458 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
1459 const0_operand, consttable_operand, larl_operand, s_operand,
1460 shift_count_operand, bras_sym_operand, load_multiple_operation,
1461 store_multiple_operation, s390_plus_operand): Move to
1463 (check_mode): Remove.
1464 (s390_branch_condition_mask): Remove 'static'. Move prototype to
1466 (s390_legitimate_address_without_index_p): New.
1467 * config/s390/s390.h (PREDICATE_CODES): Remove.
1468 * config/s390/s390.md: Include predicates.md.
1469 * config/s390/predicates.md: New.
1471 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1474 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
1475 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
1476 (NEED_INDICATE_EXEC_STACK): Define to 1.
1477 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
1478 (NEED_INDICATE_EXEC_STACK): Define to 1.
1479 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
1480 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
1481 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
1482 (pic_helper_emitted_p): New global.
1483 (emit_pic_helper): New function extracted from...
1484 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
1485 Do not call emit_pic_helper if delay_pic_helper is true.
1486 (sparc_expand_prologue): Pass 'false' to load_pic_register.
1487 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
1488 (sparc_file_end): New function.
1490 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1492 * config/mcore/mcore-protos.h: Remove the prototypes for
1493 mcore_arith_reg_operand, mcore_general_movsrc_operand,
1494 mcore_general_movdst_operand, mcore_reload_operand,
1495 mcore_arith_J_operand, mcore_arith_K_operand,
1496 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
1497 mcore_arith_K_S_operand, mcore_arith_imm_operand,
1498 mcore_arith_any_imm_operand, mcore_arith_O_operand,
1499 mcore_literal_K_operand, mcore_addsub_operand,
1500 mcore_compare_operand, mcore_load_multiple_operation,
1501 mcore_store_multiple_operation, mcore_call_address_operand.
1502 Add a prototype for const_ok_for_mcore.
1503 * config/mcore/mcore.c (mcore_call_address_operand,
1504 mcore_general_movsrc_operand, mcore_general_movdst_operand,
1505 mcore_arith_reg_operand, mcore_reload_operand,
1506 mcore_arith_J_operand, mcore_arith_K_operand,
1507 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
1508 mcore_arith_M_operand, mcore_arith_imm_operand,
1509 mcore_arith_any_imm_operand, mcore_arith_O_operand,
1510 mcore_literal_K_operand, mcore_addsub_operand,
1511 mcore_compare_operand, mcore_load_multiple_operation,
1512 mcore_store_multiple_operation): Move to predicates.md.
1513 (const_ok_for_mcore): Export.
1514 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
1515 * config/mcore/mcore.md: Include predicates.md.
1516 * config/mcore/predicates.md: New.
1518 * config/mcore/predicates.md: Fix a comment typo.
1520 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
1521 Adrian Straetling <straetling@de.ibm.com>
1523 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
1524 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
1525 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
1527 ("imul"): Removed from "type" attribute.
1528 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
1529 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
1530 Changed type to imulsi.
1531 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
1533 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1535 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
1536 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
1537 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
1538 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
1539 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
1540 (TARGET_SWITCHES, mcore_stack_increment_string)
1541 (TARGET_OPTIONS): Delete.
1542 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
1543 than *_BIT constants.
1544 (TARGET_8ALIGN): #undef old definition before redefining to 1.
1545 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
1546 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
1547 (mcore_override_options): Delete mcore_stack_increment code.
1548 Change use of M340_BIT to MASK_M340.
1549 * config/mcore/mcore.opt: New file.
1551 2005-04-04 Ian Lance Taylor <ian@airs.com>
1553 * config/arm/arm.c (replace_symbols_in_block): Remove static
1556 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1558 * config/fr30/fr30-protos.h: Remove the prototypes for
1559 stack_add_operand, add_immediate_operand,
1560 high_register_operand, low_register_operand, call_operand,
1561 di_operand, and nonimmediate_di_operand.
1562 * config/fr30/fr30.c (stack_add_operand,
1563 add_immediate_operand, high_register_operand,
1564 low_register_operand, call_operand, di_operand,
1565 nonimmediate_di_operand): Move to predicates.md.
1566 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
1567 * config/fr30/fr30.md: Include predicates.md.
1568 * config/fr30/predicates.md: New.
1570 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
1571 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
1572 mcore_call_address_operand.
1574 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
1575 general_movsrc_operand.
1577 2005-04-04 Alan Modra <amodra@bigpond.net.au>
1579 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
1582 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
1585 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
1588 2005-04-04 Richard Henderson <rth@redhat.com>
1589 Jakub Jelinek <jakub@redhat.com>
1591 PR rtl-optimization/16104
1592 * fold-const.c (fold_unary): Fix folding of vector conversions.
1594 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1596 * config.gcc (xstormy16-*-elf): Set extra_options.
1597 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
1598 * config/stormy16/stormy16.opt: New file.
1600 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1602 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
1603 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
1604 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
1605 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
1606 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
1607 (TARGET_UNIX_ASM): Delete.
1608 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
1609 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
1610 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
1611 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1612 * config/pdp11/pdp11.opt: New file.
1614 2005-04-03 Roger Sayle <roger@eyesopen.com>
1615 Alexandre Oliva <aoliva@redhat.com>
1618 * fold-const.c (non_lvalue): Split tests into...
1619 (maybe_lvalue_p): New function.
1620 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
1621 C++ front-end prior to lowering into gimple form.
1623 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1625 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
1626 BUILT_IN_STRNCASECMP): New.
1627 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
1630 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
1633 * arm.md (addsi3_compare0_for_combiner): Delete.
1634 (addsi3_compare0_scratch_for_combiner): Delete.
1635 (cmpsi_neg_shiftsi): Delete.
1636 (compare_negsi_si): New pattern.
1637 (cmpsi_negshiftsi_si): New pattern.
1638 (negated_cbranchsi4): Restrict to equality_operator.
1640 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
1643 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1645 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
1648 * doc/install.texi: Fix a typo.
1650 2005-04-03 Steven Bosscher <stevenb@suse.de>
1653 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
1654 a computed goto if the edge to the computed goto block has
1655 incoming abnormal edges. Clarify how the function works.
1657 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
1659 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
1660 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
1661 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
1662 hash_scan_set, reg_set_between_after_reload_p,
1663 reg_used_between_after_reload_p, get_avail_load_store_reg,
1664 eliminate_partially_redundant_load): Likewise.
1665 * postreload.c (reload_cse_simplify_set,
1666 reload_combine_note_use): Likewise.
1667 * predict.c (predict_insn, expected_value_to_br_prob,
1668 propagate_freq, expensive_function_p): Likewise.
1669 * print-rtl.c (print_rtx): Likewise.
1670 * profile.c (instrument_edges, instrument_values,
1671 compute_branch_probabilities, branch_prob, union_groups,
1672 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
1673 * protoize.c (in_system_include_dir, file_could_be_converted,
1674 file_normally_convertible, gen_aux_info_file, seek_to_line,
1675 do_cleaning): Likewise.
1676 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
1677 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
1678 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1680 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1682 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
1683 * modulo-sched.c (undo_replace_buff_elem): New structure.
1684 (kernel_number_of_cycles, ps_unschedule_node,
1685 undo_generate_reg_moves,free_undo_replace_buff,
1686 undo_permute_partial_schedule, loop_single_full_bb_p,
1687 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
1688 build_loops_structure, get_sched_window): New.
1689 (generate_reg_moves): Return undo_replace_buff_elem and other
1691 (generate_prolog_epilog): Remove old loop versioning.
1692 (sms_schedule): Use loop information and loop_version.
1693 (sms_schedule_by_order): Split part of it to get_sched_window.
1694 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
1695 cfg_layout_finalize and free_dominance_info before/after SMS.
1697 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1699 * cfghooks.c (lv_flush_pending_stmts,
1700 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
1701 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
1702 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
1703 lv_add_condition_to_bb,
1704 lv_adjust_loop_header_phi, extract_cond_bb_edges,
1705 flush_pending_stmts): New in cfg_hooks structure.
1706 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
1707 extract_cond_bb_edges, lv_adjust_loop_header_phi,
1708 lv_add_condition_to_bb): New declarations.
1709 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
1711 (loop_version): Declare.
1712 * cfgloopmanip.c (cfghooks.h): Include.
1713 (duplicate_loop_to_header_edge): Change return type to bool.
1714 (loop_version, lv_adjust_loop_entry_edge): Move here.
1715 * cfgrtl.c (cfgloop.h): Include.
1716 (rtl_verify_flow_info_1): Fix.
1717 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
1718 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
1720 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
1721 tree_lv_add_condition_to_bb): New.
1722 (tree_cfg_hooks): Add new hooks to initialization.
1723 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
1724 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
1726 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1728 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
1729 xstormy16_below100_or_register,
1730 xstormy16_splittable_below100_or_register, and
1731 nonimmediate_nonstack_operand.
1733 * config/stormy16/stormy16-protos.h: Remove the prototypes for
1734 xstormy16_ineqsi_operator, equality_operator,
1735 inequality_operator, shift_operator,
1736 xstormy16_below100_operand, xstormy16_below100_or_register,
1737 xstormy16_splittable_below100_or_register,
1738 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
1739 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
1740 equality_operator, inequality_operator,
1741 xstormy16_below100_operand, xstormy16_below100_or_register,
1742 xstormy16_splittable_below100_or_register,
1743 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
1744 nonimmediate_nonstack_operand, shift_operator): Move to
1746 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
1747 * config/stormy16/stormy16.md: Include predicates.md.
1748 * config/stormy16/predicates.md: New.
1750 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1752 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
1753 small_int, large_int, reg_or_0_operand, simple_memory_operand,
1754 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
1755 move_operand, power_of_2_operand): Move to predicates.md.
1756 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
1757 PREDICATE_CODE): Remove.
1758 * config/iq2000/iq2000.md: Include predicates.md.
1759 * config/iq2000/predicates.md: New.
1761 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
1763 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
1764 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
1765 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
1766 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
1767 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
1768 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
1769 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
1770 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1771 (TARGET_M68HC11): Delete.
1772 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
1773 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
1774 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
1775 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1776 (nb_soft_regs): Delete.
1777 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
1778 (m68hc11_override_options): Remove the code that caters for MASK_M6811
1779 and MASK_M6812 being set simultaneously. Change the code that sets
1780 the default m68hc11_soft_reg_count to use integers instead of strings.
1781 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
1782 m68hc11_soft_reg_count (which now has an int type) as the number
1784 * config/m68hc11/m68hc11.opt: New file.
1786 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1788 * config/fr30/fr30.h (PREDICATE_CODES): Remove
1789 fp_displacement_operand, sp_displacement_operand.
1791 * config/m68hc11/m68hc11-protos.h: Add a prototype for
1793 Remove the prototypes for tst_operand, cmp_operand,
1794 stack_register_operand, d_register_operand,
1795 hard_addr_reg_operand, splitable_operand,
1796 m68hc11_logical_operator, m68hc11_arith_operator,
1797 m68hc11_non_shift_operator, m68hc11_shift_operator,
1798 m68hc11_unary_operator, m68hc11_eq_compare_operator,
1799 non_push_operand, hard_reg_operand, and
1800 reg_or_some_mem_operand.
1801 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
1803 (tst_operand, cmp_operand, non_push_operand,
1804 splitable_operand, reg_or_some_mem_operand,
1805 stack_register_operand, d_register_operand,
1806 hard_addr_reg_operand, hard_reg_operand,
1807 m68hc11_eq_compare_operator, m68hc11_logical_operator,
1808 m68hc11_arith_operator, m68hc11_non_shift_operator,
1809 m68hc11_shift_operator, m68hc11_unary_operator): Move to
1811 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
1812 * config/m68hc11/m68hc11.md: Include predicates.md.
1813 * config/m68hc11/predicates.md: New.
1815 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1818 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
1819 change checked in along with 2005-03-03's patch for debug/20253.
1820 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
1821 (remap_decl): Insert type decl in map earlier.
1823 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1825 PR tree-optimization/20640
1826 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
1827 post-dominator if it has phi nodes.
1828 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
1829 before dead statements.
1831 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1834 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
1836 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1838 PR rtl-optimization/20290
1839 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
1840 in every iteration if the entry point is the exit test.
1842 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
1844 * config/cris/cris.md (attribute "length"): Define.
1846 2005-04-02 Geoffrey Keating <geoffk@apple.com>
1848 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
1849 (word_offset_memref_operand): New.
1850 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
1851 (indexed_or_indirect_operand): Delete.
1852 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
1853 (indexed_or_indirect_operand): Delete.
1855 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
1858 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
1861 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
1862 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
1864 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1866 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
1868 2005-04-01 Ian Lance Taylor <ian@airs.com>
1870 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
1871 (rus, prus): Remove static variables.
1872 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
1873 (process_command): Permit report_times and use_pipes together.
1875 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1877 * c-decl.c (validate_proto_after_old_defn): Look at
1878 TYPE_MAIN_VARIANT of argument types.
1880 2005-04-01 Paul Brook <paul@codesourcery.com>
1882 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
1883 (arm_output_function_epilogue): Allow call_via_SP.
1884 (thumb_call_via_reg, arm_file_end): Ditto.
1885 * config/arm/arm.h (struct machine_function): Include space for SP.
1886 (thumb_call_via_label): Update declaration.
1888 2005-04-01 Ian Lance Taylor <ian@airs.com>
1890 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
1891 doing a peephole optimization, once again put any notes in the
1894 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1896 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
1898 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1900 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
1901 (block_alloc, find_free_reg): Likewise.
1902 * loop-doloop.c (doloop_modify): Likewise.
1903 * loop-invariant.c (record_use): Likewise.
1904 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
1905 get_iv_value, canon_condition, eliminate_implied_condition,
1906 eliminate_implied_condition, simplify_using_initial_values,
1907 shorten_into_mode, canonicalize_iv_subregs,
1908 iv_number_of_iterations): Likewise.
1909 * loop-unroll.c (expand_var_during_unrolling): Likewise.
1910 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
1911 unswitch_loop): Likewise.
1912 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
1913 move_movables, replace_call_address, find_and_verify_loops,
1914 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
1915 record_giv, final_giv_value, general_induction_var,
1916 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
1917 loop_giv_dump): Likewise.
1919 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
1920 GCOV_CHECK_WRITING): Remove.
1921 (gcov_position, gcov_rewrite): Use gcc_assert.
1922 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
1923 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
1924 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
1927 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1929 * tree-inline.c: Fix a typo.
1931 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1933 * configure.ac (enable-checking): Explicitly set all variables for
1934 collective switch values. Alphabetize variables. Rename
1935 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
1937 * doc/install.texi (enable-checking): Update documentation.
1938 * configure: Rebuilt.
1940 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1942 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
1945 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1947 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
1948 Also reject cases where this pattern will cause load delay stalls
1949 unless optimizing for size and it will produce a shorter sequence.
1950 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
1951 variants to avoid pre-adjusting the base when possible.
1953 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1955 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
1956 the frame and argument pointers.
1957 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
1958 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
1959 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
1960 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
1961 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
1962 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
1964 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
1966 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
1967 with entry for selectany attribute.
1968 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
1970 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
1971 (i386_pe_asm_named_section): Handle sections generated by
1972 selectany attribute.
1973 * doc/extend.texi (selectany): Document attribute.
1975 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
1976 Jan Hubicka <jh@suse.cz>
1978 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
1979 to fix addresses involving EBP and ESP.
1980 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
1981 for SUBREGed registers.
1982 (legitimate_address_p): Accept SUBREGed registers.
1984 2005-04-01 Jakub Jelinek <jakub@redhat.com>
1987 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
1988 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
1991 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1993 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
1995 2005-04-01 James E Wilson <wilson@specifixinc.com>
1998 * dwarf2out.c (rtl_for_decl_init): New function.
1999 (rtl_for_decl_location): Extracted from here.
2000 (tree_add_const_value_attribute): Call rtl_for_decl_init and
2001 add_const_value_attribute. Delete initializer_constant_valid_p call.
2003 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2005 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
2006 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
2007 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
2008 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
2009 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
2010 config/i386/i386.md, config/rs6000/predicates.md,
2011 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
2012 config/s390/s390.c, config/stormy16/stormy16.c,
2013 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
2016 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2019 * gimplify.c (gimplify_expr): Create a temporary for lvalue
2020 COND_EXPR and CALL_EXPR.
2022 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
2025 * genautomata.c (first_cycle_unit_presence): Check all alternative
2026 states for unit presence.
2028 * doc/md.texi: Remove remark about impossibility to query unit
2029 presence in non nondeterministic automaton state.
2031 * config/ia64/ia64.c (get_template): Change order of unit querying.
2033 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2035 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
2038 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
2040 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
2041 flag for edges outside any loops.
2043 2005-03-31 Janis Johnson <janis187@us.ibm.com>
2045 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
2047 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2049 * tree-ssa-alias.c: Follow spelling conventions.
2050 * doc/tree-ssa.texi: Fix a typo.
2052 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
2054 * postreload-gcse.c: Include target.h.
2055 (gcse_after_reload_main): Return early if we cannot modify jumps.
2056 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
2058 2005-03-31 David Edelsohn <edelsohn@gnu.org>
2060 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
2061 expensive operations.
2063 2005-03-31 Ian Lance Taylor <ian@airs.com>
2065 * collect2.c (lderrout): New variable.
2066 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
2067 if it is set, to stderr.
2068 (handler): Unlink lderrout if it is set.
2069 (dump_file): Add "to" parameter. Change all callers.
2070 (main): Initialize lderrout.
2071 (collect_execute): Add errname parameter. Change all callers.
2072 Rename redir parameter to outname. Never pass
2073 PEX_STDERR_TO_STDOUT to pex_run.
2074 * collect2.h (collect_execute, dump_file): Update declarations.
2075 * tlink.c (tlink_execute): Add errname parameter. Change all
2077 (do_tlink): Check lderrout as well as ldout.
2079 2005-03-31 Caroline Tice <ctice@apple.com>
2081 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
2082 (bb-reorder.o): Add errors.h to list of requirements.
2083 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
2084 profiledbootstrap flags.
2085 * bb-reorder.c (errors.h): Add new include.
2086 (struct bbro_basic_block_data_def): Add new field, in_trace.
2087 (add_unlikely_executed_notes): Remove function.
2088 (mark_bb_for_unlikely_executed_section): Remove function.
2089 (insert_section_boundary_note): New function.
2090 (verify_hot_cold_block_grouping): New function.
2091 (push_to_next_round_p): Remove variables and tests that push all
2092 cold blocks to last round.
2093 (find_traces): Remove code that added extra round of trace finding
2094 when doing partitioning.
2095 (find_traces_1_round) : Remove variable last_round; add code to
2096 update new struct field, in_trace; correct trace_length where it was
2097 incorrect before (after call to copy_bb); change code that pushed all
2098 cold blocks to last round. Instead verify that all blocks going into
2099 a trace belong in the same partition.
2100 (connect_traces): Modify to connect the traces in two passes, if the
2101 function contains both hot and cold blocks. The first pass connects
2102 all the traces for blocks in the partition that the first block in
2103 the function belongs to; the second pass connnects all the traces
2104 containing blocks that belong in the other partition.
2105 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2106 code that automatically put the first block in a function into the
2107 hot partition if the function had any hot blocks.
2108 (fix_crossing_unconditional_branches): Check number of succ edges
2109 before attempting to get one.
2110 (fix_edges_for_rarely_executed_code): Update comment describing
2112 (reorder_basic_blocks): Add code to initialize new field (in_trace);
2113 remove call to add_unlikely_executed_notes; add call to
2114 verify_hot_cold_block_grouping.
2115 (duplicate_computed_gotos): Don't change computed goto if it's a
2117 (partition_hot_cold_basic_blocks): Update function comment.
2118 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
2120 (try_forward_edges): Likewise.
2121 (merge_blocks_move_predecessor_nojumps): Likewise.
2122 (merge_blocks_move_successor_nojumps): Likewise.
2123 (merge_blocks_move): Likewise.
2124 (try_crossjump_bb): Likewise.
2125 * cfglayout.c (update_unlikely_executed_notes): Remove function.
2126 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
2127 notes to cold bb's; remove call to update_unlikely_executed_notes.
2128 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2129 NOTE_INSN_SWITCH_TEXT_SECTIONS.
2130 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
2131 function declaration.
2132 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
2134 (rtl_can_merge_blocks): Remove redundancy from condition.
2135 (try_redirect_by_replacing_jump): Likewise.
2136 (force_nonfallthru_and_redirect): Remove code for adding
2137 UNLIKELY_EXECUTED_CODE notes to cold bb's.
2138 (commit_one_edge_insertion): Likewise.
2139 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
2140 * dbxout.c (FORCE_TEXT): Replace function_section with
2141 current_function_section.
2142 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
2143 function, switch_text_section.
2144 (struct xcoff_debug): Likewise.
2145 (dbxout_function_end): Add code to put out label diffs for both
2146 hot and cold sections.
2147 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
2148 for new debug_hooks funciton, switch_text_section..
2149 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
2150 switch_text_section.
2151 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
2152 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
2153 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
2154 dw_fde_switched_sections.
2155 (output_call_frame_info): Add test to see if function switches text
2156 sections in the middle; if so, use appropriate extra hot and cold
2157 section labels to compute size deltas for the hot and cold sections.
2158 (dwarf2out_begin_prologue): Add code to initialize new fields in
2160 (dwarf2out_switch_text_section): New function (invoked through
2161 debug_hook); updates new fields in dw_fde_struct appropriately and
2162 increments separate_line_info_table_in_use.
2163 (dwarf2_debug_hooks): Initialize switch_text_section function to be
2164 dwarf2out_switch_text_section.
2165 (struct var_loc_node): Add new field, section_label.
2166 (output_aranges): Add code to check whether in hot or cold section and
2167 use the appropriate label in calculating deltas.
2168 (output_ranges): Likewise.
2169 (output_line_info): Add code to check which section we're in and
2170 use appropriate hot/cold label.
2171 (add_location_or_constant_value_attribute): Likewise.
2172 (gen_subprogam_die): Modify arange attributes to use correct labels.
2173 (dwarf2out_begin_block): Change call to function_section into call to
2174 current_function_section.
2175 (dwarf2out_end_block): Likewise.
2176 (dwarf2out_source_line): Likewise.
2177 (dwarf2out_var_location): Add code to check whether in hot or cold
2178 section and use the appropriate label.
2179 * except.c (output_function_exception_table): Change call to
2180 function_section into call to current_function_section.
2181 * final.c (profile_function): Likewise.
2182 (scan_ahead_for_unlikely_executed_note): Remove function.
2183 (final_scan_insn): Remove calls to
2184 scan_ahead_for_unlikely_executed_note, and related code for switching
2185 to cold section, except for the single time
2186 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
2187 debug_hooks->switch_text_sections; replace appropriate calls to
2188 function_section with calls to current_function_section.
2189 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
2190 test_bb to condition.
2191 (find_if_case_2): Likewise.
2192 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2193 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
2194 * opts.c (decode_options): Change warning about hot/cold partitioning
2195 with exceptionss to inform (so as not to cause bootstrap failures);
2196 remove warning about partitioning with DWARF debug info.
2197 * output.h (current_function_section): Add new function decl.
2198 (insert_section_boundary_note): Likewise.
2199 (enum in_section): Move this declaration here from varasm.c.
2200 (unlikely_section_label): Likewise.
2201 (unlikely_text_section_name): Likewise.
2202 (last_text_section_name): New global variable.
2203 (last_text_section): Likewise.
2204 (hot_section_label): Likewise.
2205 (hot_section_end_label): Likewise.
2206 (cold_section_end_label): Likewise.
2207 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
2208 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
2209 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
2210 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
2211 insn from consideration.
2212 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
2213 switch_text_section.
2214 * varasm.c (basic-block.h): Add new include.
2215 (unlikely_section_label_printed): Remove global variable.
2216 (unlikely_section_label): Make global variable not be static any more.
2217 (unlikely_text_section_name): Likewise.
2218 (hot_section_end_label): New global variable (not static)
2219 (first_function_block_is_cold): Likewise.
2220 (hot_section_label): Likewise.
2221 (cold_section_end_label): Likewise..
2222 (last_text_section): New global variable, not static.
2223 (last_text_section_name): New global variable, not static.
2224 (initialize_cold_section_name): New function.
2225 (enum in_section): Move declaration to output.h.
2226 (text_section): Update last_text_section.
2227 (unlikely_text_section): Replace code to determine cold section name
2228 with call to initialize_cold_section_name; Add code to update
2229 last_text_section; remove code for printing out label.
2230 (named_section_real): Add code to update last_text_section and
2231 last_text_section_name as appropriate.
2232 (function_section): Change test for 'unlikely' to depend on
2233 first_function_block_is_cold (moved old test to
2234 current_function_section).
2235 (current_function_section): New function.
2236 (assemble_start_function): Move code that frees
2237 unlikely_text_section_name; initialize hot_section_end_label;
2238 print hot and cold section labels at the start of the function;
2239 set first_function_block_is_cold, if appropriate; initialize l
2240 ast_text_section; add call to insert_section_boundary_note.
2241 (assemble_end_function): Add code to write out hot and cold section
2243 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
2244 switch_text_section.
2245 * config/darwin.c (machopic_select_section): Replace incorrect
2246 function in base_funs; update reloc for cold sections if necessary.
2247 * config/darwin.h (SECTION_FUNCTION): Add code to update
2248 last_text_section if appropriate.
2249 (text_unlikely_section): Remove.
2250 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
2251 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
2252 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
2253 partitioning for this architecture.
2255 2005-03-31 Olivier Hainque <hainque@adacore.com>
2257 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
2258 defined and non-zero.
2260 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
2263 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
2266 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2269 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
2270 label operand. Remove (use (unspec..)). Don't emit a label on
2272 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
2273 generate inline label for load_toc_v4_PIC_1b.
2274 (rs6000_emit_load_toc_table): Likewise.
2276 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2278 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
2279 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
2281 2005-03-29 Devang Patel <dpatel@apple.com>
2283 * tree-sra.c (decide_block_copy): Disable scalarization of
2286 2005-03-30 Stuart Hastings <stuart@apple.com>
2287 Dale Johannesen <dalej@apple.com>
2289 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
2290 * print-tree.c (print_node): Add case STATEMENT_LIST.
2292 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2294 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
2295 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
2296 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
2297 is given with "powerpc64*" or "all", or when --with-cpu chooses
2300 2005-03-30 James E. Wilson <wilson@specifixinc.com>
2303 * dwarf2out.c (add_high_low_attributes): New function, extracted from
2304 gen_lexical_block_die.
2305 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
2307 2005-03-31 Jan Hubicka <jh@suse.cz>
2309 2004-11-02 Jan Hubicka <jh@suse.cz>
2311 * cgraph.c (cgraph_varpool_node_name): New function.
2312 (dump_cgraph_varpool_node): New function.
2313 (dump_varpool): New function.
2314 * cgraphunit.c (cgraph_optimize): Dump varpool.
2316 2004-10-16 Jan Hubicka <jh@suse.cz>
2318 * cgraph.c (decide_is_variable_needed): New function.
2319 (cgraph_varpool_finalize_decl): Use it.
2320 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
2322 * final.c (output_addr_const): Do not call mark_referenced.
2323 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
2324 always go via cgraph.
2325 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
2326 (check_global_declarations): Ifdef out code clearing DECL_RTL.
2327 * tree-optimize.c (execute_inline): Mark functions called.
2328 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
2330 2004-10-11 Jan Hubicka <jh@suse.cz>
2332 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
2333 (cgraph_varpool_last_needed_node): New static variable.
2334 (enqueue_needed_varpool_node): Break out from ...; add items to the
2335 end of queue; update first pointers.
2336 (cgraph_varpool_mark_needed_node): ... here.
2337 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
2338 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
2339 * cgraph.h (cgraph_varpool_node): Add analyzed field.
2340 (cgraph_varpool_first_unanalyzed_node): Declare.
2341 * cgraphunit.c: Include output.h.
2342 (cgraph_varpool_analyze_pending_decls): New function.
2343 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
2344 for errors, analyze pending decls.
2345 (cgraph_finalize_compilation_unit): Only analyze decls.
2346 (cgraph_optimize): Assemble the decls after expanding.
2348 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
2350 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
2351 subvars get marked properly in tags for grouping.
2352 (add_pointed_to_var): Mark only actual pointed to
2353 variables/subvars in addresses needed.
2354 (create_overlap_variables_for): Clear call clobbered on original
2356 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
2357 addresable vars with subvars into list.
2358 * tree-ssa.c (verify_ssa_name): Verify original is not used where
2361 2005-03-30 Richard Henderson <rth@redhat.com>
2363 * cgraph.h (struct cgraph_node): Add alias.
2364 * varasm.c (assemble_alias): Set it.
2365 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
2366 avoid calling cgraph_expand_function.
2368 2005-03-30 Tom Tromey <tromey@redhat.com>
2370 * tree.def (FILE_TYPE): Removed.
2371 * typeclass.h (enum type_class): Removed file_type_class.
2372 * dwarf2out.c (is_base_type): Updated.
2373 (gen_type_die): Likewise.
2374 * dbxout.c (dbxout_type): Updated.
2375 * builtins.c (type_to_class): Updated.
2376 * tree.c (type_contains_placeholder_1): Updated.
2377 * config/sparc/sparc.c (sparc_type_code): Updated.
2378 * config/ia64/ia64.c (hfa_element_mode): Updated.
2379 * expr.c (count_type_elements): Updated.
2380 * stor-layout.c (layout_type): Updated.
2381 * tree-inline.c (remap_type): Updated.
2382 * tree-pretty-print.c (dump_generic_node): Updated.
2384 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
2386 * builtins.c (expand_builtin_powi): Fix mode of
2387 2nd argument to match int.
2388 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
2389 2nd argument type to int.
2390 * libgcc2.c: Change prototype of __powi* functions to use
2393 2005-03-30 Dale Johannesen <dalej@apple.com>
2396 * calls.c (expand_call): Flush pending deferrals before
2399 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2403 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
2404 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
2405 c_label_context, label_context_stack): New.
2406 * c-decl.c (define_label): Check for jumps into statement
2407 expressions. Add label to list of defined labels.
2408 (start_function): Push context on label_context_stack.
2409 (finish_function): Pop context from label_context_stack.
2410 * c-typeck.c (label_context_stack): New.
2411 (c_finish_goto_label): Check for jumps into statement
2412 expressions. Add label to list of jumped to labels.
2413 (struct c_switch): Add blocked_stmt_expr.
2414 (c_start_case): Initialize it.
2415 (do_case): Check it.
2416 (c_finish_case): Verify !blocked_stmt_expr.
2417 (c_begin_stmt_expr): Push context on label_context_stack.
2418 Increment blocked_stmt_expr. Mark labels jumped to from outside
2420 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
2421 defined in the statement expression and no longer jumpable to.
2422 Mark labels jumped to from just outside the statement expression
2423 as again definable. Pop context from label_context_stack.
2424 * doc/extend.texi (Statement Exprs): Update.
2426 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2429 * c-decl.c (start_function): Check for old_decl being
2432 2005-03-30 Ian Lance Taylor <ian@airs.com>
2434 * final.c (final): Remove prescan parameter. Change all callers.
2435 (final_scan_insn): Remove prescan parameter. Change all callers.
2437 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
2439 * tree-vectorizer.c: Fix comment typos.
2441 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
2443 * tree-scalar-evolution.c (instantiate_parameters_1): Return
2444 as soon as a chrec_dont_know is detected.
2446 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
2448 Merge from csl-arm-branch.
2449 2004-02-12 Mark Mitchell <mark@codesourcery.com>
2451 * tlink.c (recompile_files): Do not assume that "rename" can
2452 overwrite an existing file.
2454 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
2456 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
2457 * gcc/configure: Regenerate.
2459 2005-03-30 Alan Modra <amodra@bigpond.net.au>
2461 * doc/install.texi: Update binutils requirement for powerpc*-linux.
2463 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
2465 * calls.c (struct arg_data): Update "partial" comment.
2466 (load_register_parameters): Update "nregs" comment.
2468 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2470 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
2471 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
2472 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
2473 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
2474 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
2475 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
2476 than target_flags & 0.
2477 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
2478 (iq2000_arch, iq2000_parse_cpu): Delete.
2479 (TARGET_HANDLE_OPTION): Override default.
2480 (iq2000_handle_option): New function.
2481 (override_options): Remove -march= and -mcpu= handling.
2482 * config/iq2000/iq2000.opt: New file.
2484 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2486 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
2487 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
2488 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
2489 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
2490 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
2491 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
2492 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
2493 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
2494 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
2495 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
2496 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
2497 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
2498 (c4x_rpts_cycles_string, c4x_cpu_version_string)
2499 (TARGET_OPTIONS): Delete.
2500 (c4x_rpts_cycles, c4x_cpu_version): Declare.
2501 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
2502 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
2503 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
2504 (c4x_cpu_version_string): Delete.
2505 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2506 (c4x_handle_option): New function. Map -m3x and -m4x options to the
2507 equivalent -mcpu= option.
2508 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
2509 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
2510 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
2511 or clearing the appropriate MASK_* bit.
2512 (c4x_file_start): Use c4x_cpu_version.
2513 * config/c4x/c4x.opt: New file.
2515 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2517 * doc/options.texi: Document the new MaskExists flag.
2518 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
2519 if the option has the MaskExists flag.
2521 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2523 * opt-functions.awk (flag_set_p, test_flag): New functions.
2524 (switch_flags): Use them.
2525 * opth-gen.awk: Use flag_set_p to check for flags.
2526 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
2528 2005-03-30 Ian Lance Taylor <ian@airs.com>
2530 * config.host (i[34567]86-*-mingw32*): Don't set
2531 host_can_use_collect2 to no.
2533 2005-03-30 Alan Modra <amodra@bigpond.net.au>
2536 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
2537 Remove convert_memory_address call duplicating that in memory_address.
2539 2005-03-29 Richard Henderson <rth@redhat.com>
2542 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
2543 (build_compound_literal): Likewise. Propagate decl type into the
2545 (finish_decl): Likewise. Use new return value from complete_array_type
2546 for zero sized arrays.
2547 (complete_array_type): Move ...
2548 * c-common.c (complete_array_type): ... here. Change first argument
2549 to pointer-to-type-node. Consistently use sizetype for the index
2550 except for zero sized arrays. Detect zero sized arrays for pedantic
2551 mode diagnostics. Create a new type node instead of modifying the
2553 * c-tree.h (complete_array_type): Move decl ...
2554 * c-common.h (complete_array_type): ... here.
2556 2005-03-29 Richard Henderson <rth@redhat.com>
2559 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
2561 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
2563 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
2564 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
2565 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
2566 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
2568 2005-03-29 Eric Christopher <echristo@redhat.com>
2570 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
2571 truthvalue conversion removal.
2573 2005-03-29 Ian Lance Taylor <ian@airs.com>
2576 * collect2.c: Never include <vfork.h>.
2577 (VFORK_STRING, vfork): Don't define.
2578 (pid): Remove global variable.
2579 (handler): Call raise instead of kill (getpid(), ...).
2580 (collect_wait): Add pex parameter. Change all callers. Use
2581 pex_get_status rather than pwait.
2582 (do_wait): Add pex parameter. Change all callers.
2583 (collect_execute): Return struct pex_obj * rather than void. Use
2584 pex routines rather than pexecute.
2585 (fork_execute): Get pex_obj from collect_execute, and pass it to
2587 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
2588 Only declare quit_handler if SIGQUIT is defined.
2589 (scan_libraries): Likewise.
2590 * collect2.h (collect_execute): Update declaration.
2591 (collect_wait): Update declaration.
2592 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
2593 pass it to collect_wait.
2595 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
2598 * c-parser.c (c_parser_compound_statement_nostart): Give error
2599 message for EOF instead of just setting parser->error.
2601 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
2603 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
2604 (slpeel_update_phi_nodes_for_guard1): New function.
2605 (slpeel_update_phi_nodes_for_guard2): New function.
2606 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
2607 of slpeel_update_phi_nodes_for_guard.
2608 (vectorize_loops): Remove call to loop_closed_rewrite.
2609 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
2612 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
2614 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
2615 (TARGET_LITTLE_ENDIAN): New macro.
2616 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
2617 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
2618 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
2619 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
2620 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
2621 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
2622 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
2623 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
2624 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
2625 (TARGET_OPTIONS): Delete.
2626 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
2627 (CACHE_FLUSH_TRAP): Turn into an integer.
2628 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
2629 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
2630 -mflush-trap is in use.
2631 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
2632 (m32r_cache_flush_trap_string): Delete.
2633 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
2634 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
2635 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
2636 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2637 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
2638 -mmodel= and -msdata= handling from...
2639 (m32r_init): ...here.
2640 * config/m32r/m32r.opt: New file.
2642 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
2644 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
2645 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
2646 * tree-vect-analyze.c (vect_object_analysis): additional parm
2647 pass back a "struct ptr_info_def *" with the points-to info.
2648 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
2649 statement using info returned from vect_object_analysis.
2650 * tree-vect-transform.c (update_vuses_to_preheader): New function.
2651 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
2652 for virtual uses and defs when creating a replacement vector
2653 reference. Call duplicate_ssa_name_ptr_info to define points-to
2654 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
2655 (vectorizable_store): copy_virtual_operands and update
2656 definition statements.
2657 (vectorizable_load): copy_virtual_operands. Remove call to
2658 mark_call_clobbered_vars_to_rename for call to "const" builtin.
2659 * tree-vectorizer.c (vectorize_loops): Remove calls to
2660 rewrite_into_ssa and bitmap_clear (vars_to_rename).
2661 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
2662 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
2663 define macro STMT_VINFO_PTR_INFO for use in accessing.
2664 * tree.h add export of duplicate_ssa_name_ptr_info.
2665 * rs6000.c (altivec_init_builtins): Declare builtin function
2666 __builtin_altivec_mask_for_load to be "const".
2668 2005-03-29 Jakub Jelinek <jakub@redhat.com>
2671 * cgraph.h (struct cgraph_varpool_node): Add alias field.
2672 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
2673 assemble_variable on aliases.
2674 * varasm.c (assemble_alias): Set node->alias.
2675 * toplev.c (wrapup_global_declarations): Don't call
2676 rest_of_decl_compilation on aliases again.
2678 2005-03-29 Paul Brook <paul@codesourcery.com>
2680 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
2681 * config/arm/arm.c (arm_dbx_register_number): New function.
2682 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
2684 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
2687 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
2688 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
2690 2005-03-29 Dale Johannesen <dalej@apple.com>
2692 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
2693 $(TREE_H) and $(COVERAGE_H).
2694 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
2695 * opts.c (common_handle_option): Enable tree-based value transforms.
2696 * toplev.c (process_options): Ditto.
2697 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
2698 refers to references to this type.
2699 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
2700 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
2701 for may_be_more, may_be_less.
2702 (rtl_gen_pow2_profiler): Adjust.
2703 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
2704 (rtl_gen_one_value_profiler): Adjust.
2705 (rtl_gen_const_delta_profiler): Adjust.
2706 * tree-profile.c (tree_gen_interval_profiler): Implement.
2707 (tree_gen_pow2_profiler): Ditto.
2708 (tree_gen_one_value_profiler): Ditto.
2709 (tree_profiling): New.
2710 (pass_tree_profile): Reference it.
2711 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
2713 (insn_divmod_values_to_profile): Rename to
2714 rtl_divmod_values_to_profile. Adjust.
2715 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
2716 (insn_prefetch_values_to_profile): Adjust.
2717 (rtl_value_profile_transformations): Adjust.
2718 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
2719 (gen_mod_pow2): Rename to rtl_mod_pow2.
2720 (gen_mod_subtract): Rename to rtl_mod_subtract.
2721 (divmod_fixed_value_transform): Rename to
2722 rtl_divmod_fixed_value_transform.
2723 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
2724 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
2725 (rtl_find_values_to_profile): Adjust.
2726 (tree_value_profile_transformations): Implement.
2727 (tree_divmod_values_to_profile): New.
2728 (tree_values_to_profile): New.
2729 (tree_divmod_fixed_value): New.
2730 (tree_mod_pow2): New.
2731 (tree_mod_subtract): New.
2732 (tree_divmod_fixed_value_transform): New.
2733 (tree_mod_pow2_value_transform): New.
2734 (tree_mod_subtract_transform): New.
2735 (tree_find_values_to_profile): Implement.
2736 * profile.c (instrument_values): Free histograms.
2737 (compute_value_histograms): Adjust. Implement tree version.
2739 2005-03-29 Uros Bizjak <uros@kss-loka.si>
2741 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
2742 * config/i386/i386.c (output_fix_trunc): Add new round_mode
2743 variable. Output "fldcw" depending on round_mode.
2744 * config/i386/i386.md (UNSPEC_FIST): New.
2745 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
2746 New isns patterns to implement lrint and llrint built-ins as x87
2748 (fistdi2, fist<mode>2 splitters): New splitters.
2749 (lrint<mode>2): New expanders.
2751 2005-03-28 Ian Lance Taylor <ian@airs.com>
2753 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
2754 0 when calling final_scan_insn.
2756 2005-03-28 Jan Hubicka <jh@suse.cz>
2759 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
2762 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
2763 types where possible.
2765 2005-03-26 Per Bothner <per@bothner.com>
2767 Make -f[no-]show-column also control non-cpp diagnostics.
2768 * c.opt (fshow-column): Move option from here ...
2769 * common.opt (fshow-column): ... to here.
2770 * diagnostic.c (diagnostic_build_prefix): Only print column number
2771 if flag_show_column.
2773 2005-03-27 Steven Bosscher <stevenb@suse.de>
2775 * vax-protos.h (vax_output_int_move, vax_output_int_add,
2776 vax_output_conditional_branch): New prototypes.
2777 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
2778 extracted from vax.md mov and add patterns.
2779 (vax_output_conditional_branch): New function to output conditional
2780 branch instructions.
2781 * vax.md: Use mode macros for arithmetic and mov patterns.
2782 Use code macros for the jump patterns.
2784 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2786 * Makefile.in (libbackend.o): Depend on version files;
2787 add custom generation command.
2789 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2792 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
2793 sure that we have a REG before getting its REGNO.
2795 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2797 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
2798 * builtins.def (BUILT_IN_STRNDUP): New.
2800 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
2802 PR tree-optimization/20470
2803 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
2806 2005-03-25 Mike Stump <mrs@apple.com>
2808 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
2811 2005-03-25 Geoffrey Keating <geoffk@apple.com>
2813 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
2814 Use our own structure definitions.
2816 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
2817 (fix_truncdfsi2): Allow registers or memory as destination.
2818 When TARGET_PPC_GFXOPT, generate simplified pattern.
2819 (fix_truncdfsi2_internal): Use define_insn_and_split.
2820 (fix_truncdfsi2_internal_gfxopt): New.
2821 (fctiwz): Don't confuse register allocation by giving it no choices.
2823 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
2824 (EXTRA_MEMORY_CONSTRAINT): Likewise.
2825 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
2826 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
2828 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2830 * dominance.c (free_dominance_info): Speed up by freeing et
2831 data structures without maintaining other nodes.
2832 * et-forest.c (et_free_tree_force): New.
2833 * et-forest.h: Add a prototype for et_free_tree_force.
2835 * tree.c (get_set_constructor_bits,
2836 get_set_constructor_bytes): Remove.
2837 * tree.h: Remove the corresponding prototypes.
2839 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
2842 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
2843 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
2844 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
2845 PRE_DEC, NEG and NOT.
2847 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2849 * fold-const.c: Convert uses of fold (build (...)) to
2852 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
2854 PR rtl-optimization/20249
2855 * cse.c (insert_regs): Do not record equivalence of registers in
2858 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
2860 * emit-rtl.c (reverse_comparison): Remove.
2861 * rtl.h: Remove the corresponding prototype.
2863 2005-03-24 James E Wilson <wilson@specifixinc.com>
2865 * doc/install.texi (--enable-altivec): Delete docs.
2867 2005-03-24 David Edelsohn <edelsohn@gnu.org>
2869 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
2870 SFmode and DFmode before reload when
2871 flag_unsafe_math_optimizations not enabled.
2873 2005-03-24 Geoffrey Keating <geoffk@apple.com>
2875 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
2877 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
2878 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
2880 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
2882 * configure.ac (enable-checking): Add 'runtime' option.
2883 * doc/install.texi (enable-checking): Document 'runtime' checking.
2884 * tsystem.h (gcc_assert, gcc_unreachable): Define.
2885 * config.in: Regenerated.
2886 * configure: Regenerated.
2888 2005-03-23 Uros Bizjak <uros@kss-loka.si>
2890 * optabs.h (enum optab_index): Remove OTI_llrint.
2891 (llrint_optab): Remove macro.
2892 * optabs.c (init_optabs): Remove llrint_optab initialization.
2893 * genopinit.c (optabs): Remove llrint_optab implementation.
2894 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
2897 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
2899 PR rtl-optimization/20532
2900 * simplify-rtx.c (simplify_binary_operation_1): Protect from
2901 overflow when adding coefficients for PLUS or MINUS.
2902 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
2905 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2907 * langhooks.h (truthvalue_conversion): Remove.
2908 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2909 LANG_HOOKS_TRUTHVALUE_CONVERSION.
2910 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
2911 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
2912 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
2914 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
2916 * params.def: Fix a typo.
2917 * config/mips/mips.c: Follow the spelling convensions.
2918 * doc/invoke.texi: Fix typos.
2920 2005-03-18 Dale Johannese <dalej@apple.com>
2922 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
2924 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
2926 Fix PR tree-optimization/20601
2928 * tree-ssa-pre.c (insert_aux): Add missing condition to
2931 2005-03-23 Ian Lance Taylor <ian@airs.com>
2933 * final.c (final_scan_insn): Don't remove no-op instructions.
2934 * reload1.c (reload): Remove simple no-op instructions even when
2937 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
2939 PR tree-optimization/20501
2940 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
2941 reporting that peeling for alignment is applied moved to...
2942 * (vect_analyze_data_refs_alignment): Here.
2944 2005-03-23 Ian Lance Taylor <ian@airs.com>
2946 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
2948 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2950 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
2951 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
2953 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
2955 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
2956 imply that this is called once, independent of asms in code.
2957 Adjust to now being pased output and input lists. Mention helper
2958 function decl_overlaps_hard_reg_set_p.
2959 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
2960 hook_tree_tree_identity and to take three trees, returning third.
2961 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
2963 * stmt.c: include hard-reg-set.h before tree.h.
2964 (decl_overlaps_hard_reg_set_p): New function, broken out from...
2965 (decl_conflicts_with_clobbers_p): Call
2966 decl_overlaps_hard_reg_set_p.
2967 (expand_asm_operands): Pass output and input lists in call to
2968 targetm.md_asm_clobbers.
2969 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
2970 hook_tree_tree_tree_tree_3rd_identity.
2971 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
2973 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
2974 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
2975 parameters, first two unused.
2976 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
2977 parameters. Only add MOF to clobbers if there's no 'h' mentioned
2978 in constraint letters and MOF is not mentioned as a asm-declared
2979 register in neither of the input and output lists.
2981 2005-03-23 DJ Delorie <dj@redhat.com>
2983 * optabs.c (expand_binop): Make sure the first subword's result
2986 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2988 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
2989 Call c_common_truthvalue_conversion rather than
2990 lang_hooks.truthvalue_conversion.
2991 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
2992 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
2994 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
2995 c_common_truthvalue_conversion.
2996 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
2997 c_parser_conditional_expression, c_parser_binary_expression): Call
2998 c_objc_common_truthvalue_conversion.
2999 * c-typeck.c (build_unary_op): Call
3000 c_objc_common_truthvalue_conversion.
3001 (build_conditional_expr): Do not call
3002 lang_hooks.truthvalue_conversion.
3003 (build_binary_op): Call c_common_truthvalue_conversion.
3004 (c_objc_common_truthvalue_conversion): Moved from
3005 c-objc-common.c. Call default_function_array_conversion instead
3006 of default_conversion.
3008 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3010 * c-common.h (default_conversion): Remove.
3011 (perform_integral_promotions): Add.
3012 * c-tree.h (default_conversion): Add.
3013 * c-typeck.c (perform_integral_promotions): New, split out from
3015 * c-common.c (check_case_value): Use perform_integral_promotions,
3016 not default_conversion.
3017 (c_add_case_label): Don't continue processing case label after
3018 found to be pointer.
3020 2005-03-23 Mark Mitchell <mark@codesourcery.com>
3022 * gcc.c (do_spec_1): Do not add a -L path for a directory in
3023 the prefix list if we have already added a multilib directory
3025 (main): Do not add MD_EXEC_PREFIX to the list of directories to
3028 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3030 * reload1.c (indirect_symref_ok, reload_obstack): Make them
3032 * reload.h: Remove the prototype for indirect_symref_ok.
3034 * reload1.c (indirect_symref_ok): Make it global.
3035 * reload.h: Add a prototype for indirect_symref_ok.
3037 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3039 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
3042 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3044 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
3046 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
3048 * c-opts.c (c_common_parse_file): Only start/end main source file
3049 if debug hooks says the writer wants it.
3050 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
3052 (xcoff_debug_hooks): Ditto.
3053 * debug.c (do_nothing_hooks): Ditto.
3054 * debug.h (gcc_debug_hooks): Ditto.
3055 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
3056 * sdbout.c (sdb_debug_hooks): Ditto.
3057 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
3059 2005-03-22 Mark Mitchell <mark@codesourcery.com>
3061 * doc/extend.texi: Deprecate C++ min/max operators.
3063 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
3065 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
3066 artificial original candidates.
3068 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
3069 Jan Hubicka <jh@suse.cz>
3070 Steven Bosscher <stevenb@suse.de>
3072 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
3073 call cost based on argument sizes.
3074 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
3076 * params.def: (max-inline-inssn-single): Set to 450.
3077 (max-inline-insns-auto): Set to 90.
3078 (max-inline-insns-recursive): Set to 450
3079 (max-inline-insns-recursive-auto): Set to 450.
3080 (large-function-insns): Set to 2700.
3081 (inline-call-cost): New parameter.
3082 * tree-inline.c (estimate_move_cost): New function.
3083 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
3084 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
3086 * tree-inline.h (estimate_move_cost): Declare.
3087 * invoke.texi: (max-inline-inssn-single): Change default to 450.
3088 (max-inline-insns-auto): Change default to 90.
3089 (max-inline-insns-recursive): Change default to 450
3090 (max-inline-insns-recursive-auto): Change default to 450.
3091 (large-function-insns): Change default to 2700.
3092 (inline-call-cost): Document new parameter.
3094 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3096 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
3097 (TARGET_DEFAULT): Delete.
3098 * config/i860/i860.opt: New file.
3100 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3102 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
3103 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3104 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3105 (frv_sched_lookahead): Delete.
3106 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
3107 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
3108 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
3109 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
3110 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
3111 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
3112 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
3113 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
3114 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
3115 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
3116 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
3117 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
3118 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
3119 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
3120 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
3121 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
3122 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
3123 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
3124 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
3125 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
3126 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
3127 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
3128 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
3129 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3130 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3131 (frv_sched_lookahead): Delete.
3132 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
3133 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3134 (frv_handle_option): New function. Move -mcpu= handling from...
3135 (frv_override_options): ...here. Remove handling of other
3137 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
3138 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
3139 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
3140 and TARGET_NO_MULTI_CE.
3141 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
3142 !TARGET_VLIW_BRANCH.
3143 * config/frv/frv.opt: New file.
3145 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3147 * fold-const.c (fold_ternary): Take decomposed arguments of
3149 (fold): Update a call to fold_ternary.
3151 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
3152 * tree.h: Add corresponding prototypes.
3154 2005-03-22 Jakub Jelinek <jakub@redhat.com>
3157 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
3158 between jump table and its label.
3159 * final.c (shorten_branches): Handle notes in between ADDR_VEC
3160 resp. ADDR_DIFF_VEC and the label preceeding it.
3161 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
3162 is emitted in the right section.
3164 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3166 * fold-const.c (fold_unary, fold_binary): Update comments
3169 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
3171 PR rtl-optimization/20527
3172 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
3173 REG_INC note, test that the register also isn't mentioned in PRED
3176 2005-03-22 Ben Elliston <bje@au.ibm.com>
3178 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
3181 2005-03-21 Mike Stump <mrs@apple.com>
3183 * varasm.c (default_assemble_visibility): Remove extra ().
3185 2005-03-21 Roger Sayle <roger@eyesopen.com>
3188 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
3189 to determine whether a block can be duplicated, rather than test
3190 whether the block contains noncopyable insns ourselves.
3192 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3194 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
3197 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3199 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
3201 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3203 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
3204 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
3205 * config/fr30/fr30.opt: New file.
3207 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
3209 Fix PR tree-optimization/20542
3211 * tree-flow-inline.h (overlap_subvar): Move to here.
3212 * tree-ssa-operands.c: From here.
3213 * tree-flow.h (overlap_subvar): Declare.
3214 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
3215 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
3216 for variables with subvars.
3218 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
3221 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
3222 * modulo-sched.c (const_iteration_count): Return on NULL
3224 (print_node_sched_params): Return on NULL dump_file.
3225 (generate_reg_moves): Handle reg-anti dependencies and disregard
3226 closing branch when generating register moves.
3227 (sms_schedule): Mark the SMSed block dirty.
3228 * passes.c (rest_of_handle_sms): Call update_life_info for all
3230 * testsuite/gcc.dg/20050321-1.c: New test.
3232 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3234 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
3235 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
3236 movqi_internal): Likewise.
3238 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3240 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
3241 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
3242 xtensa_b4const): Delete prototypes.
3243 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
3244 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
3245 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
3246 xtensa_extra_constraint): New prototypes.
3247 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3248 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3249 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3250 move_operand, const_float_1_operand, fpmem_offset_operand,
3251 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
3252 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
3253 (xtensa_b4const_or_zero): ...this. Change return type to bool and
3254 argument type to HOST_WIDE_INT.
3255 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
3256 xtensa_mask_immediate): Likewise.
3257 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
3258 Likewise. Also make these functions static.
3259 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
3260 (xtensa_const_ok_for_letter_p): New.
3261 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3262 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3263 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3264 move_operand, const_float_1_operand, fpmem_offset_operand,
3265 branch_operator, ubranch_operator, boolean_operator): Move to
3267 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
3268 (xtensa_mem_offset): Change return type to bool.
3269 (xtensa_extra_constraint): New.
3270 (gen_int_relational): Update type of const_range_p function pointer.
3271 Use xtensa_b4const_or_zero.
3272 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
3273 xtensa_const_ok_for_letter_p. Update comments.
3274 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
3275 (PREDICATE_CODES): Delete.
3276 * config/xtensa/xtensa.md: Include predicates.md.
3277 * config/xtensa/predicates.md: New file.
3279 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3281 * config/v850/v850-protos.h: Remove the prototypes for
3282 reg_or_int9_operand, reg_or_const_operand,
3283 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
3284 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
3285 movsi_source_operand, power_of_two_operand,
3286 not_power_of_two_operand, special_symbolref_operand,
3287 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
3288 register_is_ok_for_epilogue.
3289 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
3290 reg_or_int9_operand, reg_or_const_operand,
3291 call_address_operand, special_symbolref_operand,
3292 movsi_source_operand, power_of_two_operand,
3293 not_power_of_two_operand, register_is_ok_for_epilogue,
3294 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
3295 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
3297 * config/v850/v850.h (PREDICATE_CODES): Remove.
3298 * config/v850/v850.md: Include predicates.md.
3299 * config/v850/predicates.md: New.
3301 2005-03-21 Zack Weinberg <zack@codesourcery.com>
3303 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
3304 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3305 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
3306 (itoolsdir, itoolsdatadir): Move definition above new first use.
3307 (install-itoolsdirs): New rule.
3308 (install-mkheaders): Depend on install-itoolsdirs, not
3309 install-include-dir.
3311 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3313 * tree-into-ssa.c: Remove obsolete comments.
3315 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
3317 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
3318 unrolling if -fpeel-loops is specified, too.
3319 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3320 Remove superfluous check for flag_unroll_loops.
3322 2005-03-21 Uros Bizjak <uros@kss-loka.si>
3324 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
3325 (lrint_optab, llrint_optab): Define corresponding macros.
3326 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
3327 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
3328 pattern and llrint_optab using llrintdi2 patterns.
3329 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
3330 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
3331 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
3332 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
3333 flag_unsafe_math_optimizations is set.
3335 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3337 * combine.c (combine_simplify_rtx, simplify_if_then_else,
3338 simplify_logical, if_then_else_cond, known_cond,
3339 simplify_comparison): Adjust calls to reverse_comparison.
3340 Don't use combine_reversed_comparison_code).
3341 (combine_reversed_comparison_code): Remove.
3342 (reversed_comparison): Using reversed_comparison_code, move it...
3343 * jump.c (reversed_comparison): ... here.
3344 * rtl.h (reversed_comparison): Add prototype.
3346 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3348 * builtins.c (fold_builtin): Take decomposed arguments of
3350 * fold-const.c (fold_ternary): Update a call to fold_builtin.
3351 * gimplify.c (gimplify_call_expr): Likewise.
3352 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
3353 * tree.h: Update the prototype of fold_builtin.
3355 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3357 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
3358 * rtlhooks.c (gen_lowpart_no_emit_general): New.
3359 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
3360 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
3361 * simplify-rtx.c (simplify_binary_operation_1): Use it.
3363 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3365 * builtins.c (fold_builtin_1): Take decomposed arguments of
3367 (fold_builtin): Update a call to fold_builtin_1.
3369 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
3372 * gcov.c (output_lines): Only output function block summary when
3373 outputting branch information.
3374 * doc/gcov.texi: Document format of preamble and additional block
3377 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3379 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
3380 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
3381 the defaults false if BITS_PER_UNIT != 8.
3382 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
3383 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
3384 than BITS_PER_UNIT != 8.
3385 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
3386 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
3387 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
3389 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
3390 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
3392 2005-03-20 Roger Sayle <roger@eyesopen.com>
3395 * fold-const.c (fold_binary): Fix type mismatch between
3396 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
3397 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
3398 for non-truth-valued expressions.
3400 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
3401 and FUNCTION_DECL in the main switch.
3402 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
3403 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
3404 we also need to convert their operands to match.
3405 <TRUTH_NOT_EXPR>: Likewise.
3407 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
3409 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
3410 diagnostic without checking whether an lvalue.
3411 * c-common.h (lvalue_p): Remove.
3412 (enum lvalue_use): Update comment.
3413 (lvalue_or_else): Replace by lvalue_error.
3414 * c-typeck.c (lvalue_p): Make static.
3415 (lvalue_or_else): New. Call lvalue_error.
3417 2005-03-21 Alan Modra <amodra@bigpond.net.au>
3419 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
3420 (function_arg_advance): Use rs6000_parm_start.
3421 (function_arg, rs6000_arg_partial_bytes): Likewise.
3423 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3425 * c-common.c (check_case_value): Adjust comment about stripping
3427 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
3428 * c-typeck.c (default_conversion, convert_arguments,
3429 build_modify_expr, convert_for_assignment, store_init_value,
3430 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
3431 manually. Remove inaccurate comments.
3433 2005-03-20 Roger Sayle <roger@eyesopen.com>
3434 Joseph S. Myers <joseph@codesourcery.com>
3436 * varasm.c (do_assemble_alias): Restore comment describing function.
3437 Annotate the target parameter as potentially unused.
3439 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
3442 * config/avr/avr.c (avr_output_function_prologue): Do not use
3443 current_function_name() in a label, use a local label instead.
3445 2005-03-20 David Edelsohn <edelsohn@gnu.org>
3447 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
3448 flag_finite_math_only, not flag_unsafe_math_optimizations.
3450 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3452 * builtins.c (fold_builtin_1): Update a call to
3453 targetm.fold_builtin.
3454 * hooks.c (hook_tree_tree_bool_null): Rename to
3455 hook_tree_tree_tree_bool_null. Take one more argument of type
3457 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
3458 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
3459 hook_tree_tree_tree_bool_null.
3460 * target.h (gcc_target): Update the prototype of fold_builtin.
3461 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
3462 arguments of CALL_EXPR.
3463 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
3466 2005-03-20 Jan Hubicka <jh@suse.cz>
3468 * cgraph.h (cgraph_node): Add prev_clone pointer.
3469 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
3470 (cgraph_clone_node): Produce doubly linked chain.
3472 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3474 * c-common.c (handle_aligned_attribute, check_function_sentinel,
3475 get_nonnull_operand, handle_sentinel_attribute,
3476 check_function_arguments_recurse): Do not strip NOPS from
3478 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
3480 * c-format.c (get_constant): Likewise.
3481 * c-parser.c (c_parser_postfix_expression): Likewise.
3482 * c-typeck.c (set_init_index): Likewise.
3483 (convert_arguments): Don't check for NOP_EXPR containing integer
3486 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3488 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
3489 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
3490 Take decomposed arguments of CALL_EXPR.
3491 (fold_builtin_1): Update calls to the functions mentioned
3494 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3496 * c-decl.c (check_bitfield_type_and_width): Require bit-field
3497 width to have integer type.
3498 (build_enumerator): Require enumerator value to have integer type.
3500 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3502 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
3505 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3507 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
3508 std=iso9899:199x): Correct descriptions.
3510 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3512 * config.gcc: Consistently use solaris2.1[0-9]* instead of
3515 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
3517 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
3519 (expand_builtin_memcpy, fold_builtin_1): Update calls to
3520 fold_builtin_memcpy.
3522 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
3523 arguments of CALL_EXPR.
3524 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
3525 fold_builtin_found, fold_builtin_1): Update calls to
3526 fold_trunc_transparent_mathfn.
3528 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3531 * fold-const.c (fold_widened_comparison): Don't optimize casts of
3532 function pointers on targets that require function pointer
3534 (fold_sign_changed_comparison): Likewise.
3536 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
3538 * combine.c (try_combine): When changing the mode of a hard reg, make
3539 sure that doing so is valid.
3541 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
3543 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
3544 (TARGET_HANDLE_OPTION): Override default.
3545 (avr_handle_option): New function.
3546 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
3547 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
3548 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
3549 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
3550 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
3551 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
3552 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
3553 (TARGET_OPTIONS): Delete.
3554 * config/avr/avr.opt: New file.
3556 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3558 * config/m32r/m32r-protos.h: Remove the prototypes for
3559 call_address_operand, symbolic_operand, seth_add3_operand,
3560 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
3561 reg_or_uint16_operand, reg_or_cmp_int16_operand,
3562 two_insn_const_operand, move_src_operand,
3563 move_double_src_operand, move_dest_operand,
3564 eqne_comparison_operator, signed_comparison_operator,
3565 large_insn_p, conditional_move_operand, carry_compare_operand,
3566 m32r_block_immediate_operand, extend_operand,
3567 reg_or_eq_int16_operand, int8_operand, and
3568 reg_or_zero_operand.
3569 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
3570 seth_add3_operand, int8_operand, cmp_int16_operand,
3571 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
3572 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
3573 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
3574 move_double_src_operand, move_dest_operand,
3575 eqne_comparison_operator, signed_comparison_operator,
3576 extend_operand, small_insn_p, large_insn_p,
3577 conditional_move_operand, carry_compare_operand,
3578 m32r_block_immediate_operand): Move to predicates.md.
3579 (MAX_MOVE_BYTES): Move to m32r.h.
3580 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
3581 * config/m32r/m32r.md: Include predicates.md.
3582 * config/m32r/predicates.md: New.
3584 2005-03-18 James E Wilson <wilson@specifixinc.com>
3587 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
3590 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3592 * config/mn10300/mn10300-protos.h: Remove the prototypes for
3593 call_address_operand, const_8bit_operand.
3594 * config/mn10300/mn10300.c (call_address_operand,
3595 const_8bit_operand, const_1f_operand): Move to predicates.md.
3596 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
3597 * config/mn10300/mn10300.md: Include predicates.md.
3598 * config/mn10300/predicates.md: New.
3600 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
3602 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
3603 declarations in diagnostics and %E for identifiers, not %s.
3605 2005-03-18 Jan Hubicka <jh@suse.cz>
3606 Dale Johannesen <dalej@apple.com>
3608 * basic-block.h (scale_bbs_frequencies_int,
3609 scale_bbs_frequencies_gcov_type): Declare.
3610 * cfg.c (RDIV): New macro.
3611 (update_bb_frequency_for_threading): Fix.
3612 * basic-block.h (scale_bbs_frequencies_int,
3613 scale_bbs_frequencies_gcov_type): New.
3614 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
3615 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
3616 scale_bbs_frequencies_int.
3617 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
3619 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3621 * config/m32r/m32r-protos.h: Remove the prototypes for
3622 call_address_operand, symbolic_operand, seth_add3_operand,
3623 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
3624 reg_or_uint16_operand, reg_or_cmp_int16_operand,
3625 two_insn_const_operand, move_src_operand,
3626 move_double_src_operand, move_dest_operand,
3627 eqne_comparison_operator, signed_comparison_operator,
3628 large_insn_p, conditional_move_operand, carry_compare_operand,
3629 m32r_block_immediate_operand, extend_operand,
3630 reg_or_eq_int16_operand, int8_operand, and
3631 reg_or_zero_operand.
3632 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
3633 seth_add3_operand, int8_operand, cmp_int16_operand,
3634 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
3635 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
3636 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
3637 move_double_src_operand, move_dest_operand,
3638 eqne_comparison_operator, signed_comparison_operator,
3639 extend_operand, small_insn_p, large_insn_p,
3640 conditional_move_operand, carry_compare_operand,
3641 m32r_block_immediate_operand): Move to predicates.md.
3642 (MAX_MOVE_BYTES): Move to m32r.h.
3643 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
3644 * config/m32r/m32r.md: Include predicates.md.
3645 * config/m32r/predicates.md: New.
3647 * config/pa/pa-protos.h: Add prototypes for magic_milli and
3649 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
3650 symbolic_operand, symbolic_memory_operand,
3651 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
3652 indexed_memory_operand, move_dest_operand, move_src_operand,
3653 prefetch_cc_operand, prefetch_nocc_operand,
3654 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
3655 arith_operand, arith11_operand, pre_cint_operand,
3656 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
3657 ireg_operand, int5_operand, uint5_operand, int11_operand,
3658 uint32_operand, arith5_operand, and_operand, ior_operand,
3659 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
3660 pc_or_label_operand, div_operand, plus_xor_ior_operator,
3661 shadd_operand, movb_comparison_operator,
3662 cmpib_comparison_operator): Move to predicates.md.
3663 (magic_milli, shadd_constant_p): Make it extern.
3664 * config/pa/pa.h (PREDICATE_CODES): Remove.
3665 * config/pa/pa.md: Include predicates.md.
3666 * config/pa/predicates.md: New.
3668 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
3671 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3673 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
3674 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
3675 config/alpha/freebsd.h, config/alpha/linux.h,
3676 config/alpha/netbsd.h, config/alpha/osf5.h,
3677 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
3678 config/h8300/h8300-protos.h, config/h8300/h8300.c,
3679 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
3680 doc/cppopts.texi: Update copyright.
3682 2005-03-18 Jan Hubicka <jh@suse.cz>
3685 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
3687 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
3690 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3692 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
3695 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
3697 * combine.c (gen_binary): Remove.
3698 (known_cond, simplify_shift_const, find_split_point,
3699 combine_simplify_rtx, simplify_if_then_else, simplify_set,
3700 simplify_logical, expand_field_assignment, extract_left_shift,
3701 force_to_mode, if_then_else_cond, apply_distributive_law,
3702 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
3703 simplify_comparison, reversed_comparison): Replace with
3704 simplify_gen_binary, simplify_gen_relational or
3705 distribute_and_simplify_rtx.
3706 (distribute_and_simplify_rtx): New function.
3708 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
3709 Paolo Bonzini <gcc.gnu.org>
3711 * calls.c (setjmp_call_p, special_function_p): Update comments
3712 at the head of the functions.
3714 2005-03-18 Jan Hubicka <jh@suse.cz>
3716 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
3718 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
3719 function body should be released; do not proactively release function
3720 bodies in non-unit-at-a-time mode.
3722 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
3724 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
3725 mno-fp-ret-in-387 multilib variants.
3727 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
3729 * common.opt (m): Remove.
3730 * opts.c (handle_option): Pass 'm' options to set_target_switch if
3732 (common_handle_option): Remove OPT_m case.
3734 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3736 * builtins.c (fold_builtin_bitop): Take decomposed arguments
3738 (fold_builtin_1): Update a call to fold_builtin_bitop.
3740 * builtins.c (fold_builtin_signbit): Take decomposed arguments
3742 (fold_builtin_1): Update a call to fold_builtin_signbit.
3744 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
3746 PR tree-optimization/20474
3747 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
3748 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
3750 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3752 * config/h8300/h8300-protos.h: Remove prototypes for
3753 general_operand_src, general_operand_dst, single_one_operand,
3754 single_zero_operand, call_insn_operand,
3755 two_insn_adds_subs_operand, small_call_insn_operand,
3756 jump_address_operand, bit_operand, bit_memory_operand,
3757 stack_pointer_operand, const_int_gt_2_operand,
3758 const_int_ge_8_operand, const_int_qi_operand,
3759 const_int_hi_operand, incdec_operand, bit_operator,
3760 nshift_operator, eqne_operator, gtle_operator,
3761 gtuleu_operator, iorxor_operator.
3762 Add prototypes for h8sx_shift_type h8sx_classify_shift and
3763 h8300_ldm_stm_parallel.
3764 * config/h8300/h8300.c (h8sx_shift_type,): Move to
3766 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
3767 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
3768 (h8300_ldm_stm_parallel): Make it extern.
3769 (h8300_ldm_parallel, h8300_stm_parallel,
3770 h8300_return_parallel, general_operand_src,
3771 general_operand_dst, h8300_dst_operand, h8300_src_operand,
3772 nibble_operand, reg_or_nibble_operand, single_one_operand,
3773 single_zero_operand, call_insn_operand,
3774 two_insn_adds_subs_operand, small_call_insn_operand,
3775 jump_address_operand, bit_operand, bit_memory_operand,
3776 stack_pointer_operand, const_int_gt_2_operand,
3777 const_int_ge_8_operand, const_int_qi_operand,
3778 const_int_hi_operand, incdec_operand, eqne_operator,
3779 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
3780 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
3781 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
3782 nshift_operator): Move to predicates.md.
3783 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
3784 * config/h8300/h8300.md: Include predicates.md.
3785 * config/h8300/predicates.md: New.
3787 2005-03-17 Richard Henderson <rth@redhat.com>
3789 * config.gcc (ia64*-*-hpux*): Add extra_options.
3790 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
3791 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3792 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
3793 (ia64_tls_size_string, ia64_tune_string): Remove.
3794 (ia64_tune): Init to PROCESSOR_ITANIUM2.
3795 (TARGET_DEFAULT_TARGET_FLAGS): New.
3796 (TARGET_HANDLE_OPTION): New.
3797 (ia64_override_options): Move options parsing ...
3798 (ia64_handle_option): ... here. New.
3799 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
3800 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
3801 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
3802 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
3803 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
3804 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
3805 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
3806 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
3807 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
3808 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
3809 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
3810 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
3811 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
3812 TARGET_EARLY_STOP_BITS): Remove.
3813 (TARGET_ILP32): Default false.
3814 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
3815 (enum ia64_inline_type): New.
3816 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3817 * config/ia64/ia64.md: Update for new definitions of
3818 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
3819 * config/ia64/ia64.opt: New file.
3820 * config/ia64/ilp32.opt: New file.
3822 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
3825 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
3827 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3829 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
3830 instead of MASK_H8300S.
3831 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
3832 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
3833 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
3834 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
3835 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
3836 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
3837 TARGET_SWITCHES): Remove.
3838 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
3840 * config/h8300/h8300.opt: New.
3842 * config/alpha/alpha.opt, config/arc/arc.opt,
3843 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
3846 2005-03-17 Ian Lance Taylor <ian@airs.com>
3850 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
3852 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
3853 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
3854 (TARGET_HANDLE_OPTION): Override default.
3855 (arc_handle_option): New function.
3856 (arc_init): Remove code to set arch_cpu_string.
3857 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
3858 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
3859 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
3860 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
3861 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
3862 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
3863 (arc_rodata_string, TARGET_OPTIONS): Delete.
3864 * config/arc/arc.opt: New file.
3866 2005-03-17 Richard Henderson <rth@redhat.com>
3868 * doc/extend.texi (Weak Pragmas): New section.
3869 (attribute alias): Clarify that target must be in the same
3872 2005-03-17 Richard Henderson <rth@redhat.com>
3874 * config/alpha/alpha.opt: New file.
3875 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
3877 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
3878 alpha_fprm_string, alpha_fptm_string): Make static.
3879 (alpha_tls_size_string): Remove.
3880 (alpha_handle_option): New.
3881 (override_options): Update for alpha_cpu/alpha_tune split.
3882 (alpha_file_start): Likewise.
3883 (TARGET_DEFAULT_TARGET_FLAGS): New.
3884 (TARGET_HANDLE_OPTION): New.
3885 * config/alpha/alpha.h (alpha_tune): Declare.
3886 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
3887 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
3888 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
3889 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
3890 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
3891 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
3892 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
3893 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
3894 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
3895 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
3896 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
3897 (TARGET_DEFAULT): Remove MASK_FP.
3898 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
3899 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
3900 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
3901 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
3902 alpha_tls_size_string): Remove.
3903 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
3904 (attribute tune): Rename from attribute cpu.
3905 * config/alpha/ev4.md: Update to match.
3906 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
3907 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
3908 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
3909 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
3910 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
3911 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
3913 2005-03-16 James E. Wilson <wilson@specifixinc.com>
3915 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
3916 and return without creating new state if before_nops_num is nonzero.
3917 * config/ia64/ia64.md (first_insn): New attribute.
3918 (alloc): Set it to yes.
3920 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3922 * tree-vectorizer.c (new_vec_stmt_info): Initialize
3923 STMT_VINFO_SUBVARS to NULL.
3924 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
3926 2005-03-16 Dale Johannesen <dalej@apple.com>
3928 * rtlanal.c (find_first_parameter_load): Rewrite to
3929 return actual first param load or the call if none,
3930 instead of first in block, when not all loads exist.
3932 2005-03-16 Roger Sayle <roger@eyesopen.com>
3934 * optabs.c (expand_copysign_absneg): Make static.
3935 * optabs.h (expand_copysign_absneg): Delete prototype.
3936 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
3938 2005-03-16 Richard Henderson <rth@redhat.com>
3941 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
3942 (alias_pairs): Rename from output_defs.
3943 (find_decl_and_mark_needed): Split out from assemble_alias.
3944 (do_assemble_alias): New.
3945 (assemble_output_def): Remove.
3946 (finish_aliases_1, finish_aliases_2): New.
3947 (process_pending_assemble_output_defs): Remove.
3948 (assemble_alias): Defer aliases for which we don't yet have a
3949 non-external decl for the target symbol.
3950 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
3951 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
3952 * toplev.c (compile_file): Use finish_aliases_2 instead of
3953 process_pending_assemble_output_defs.
3954 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
3955 (process_pending_assemble_output_defs): Remove.
3957 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3959 Fix PR tree-optimization/20489
3961 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
3962 for empty structures.
3964 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3966 Fix PR tree-optimization/20490
3968 * tree-ssa-pre.c (create_expression_by_pieces): Use
3969 force_gimple_operand on result of fold.
3971 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
3973 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
3974 of closing parenthesis.
3976 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
3978 * builtins.c (expand_movstr): Update a call to
3979 fold_builtin_strcpy.
3980 (expand_builtin_strncpy): Update a call to
3981 fold_builtin_strncpy.
3982 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
3983 arguments of CALL_EXPR.
3984 (fold_builtin_1): Update calls to fold_builtin_strcpy and
3985 fold_builtin_strncpy.
3986 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
3987 * tree.h: Update the prototypes of fold_builtin_strcpy and
3988 fold_builtin_strncpy.
3990 2005-03-16 Steven Bosscher <stevenb@suse.de>
3991 Dorit Naishlos <dorit@il.ibm.com>
3993 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
3994 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
3997 2005-03-16 Steven Bosscher <stevenb@suse.de>
3999 * tree-inline.c (walk_type_fields, walk_tree,
4000 walk_tree_without_duplicates): Move from here...
4001 * tree.c: ...to here.
4003 2005-03-15 Zack Weinberg <zack@codesourcery.com>
4005 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
4006 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
4007 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
4008 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
4009 (version): Define using $(BASEVER_c).
4010 (Makefile, config.status, build/gcov-iov.o): No longer depends on
4012 (version.o): Depend on version files; add custom generation command.
4013 (prefix.o): Define BASEVER on command line.
4014 (s-iov): Depend on version files; adjust command.
4015 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
4017 (gcc-vers.texi): New rule.
4018 (doc/%.info, doc/%.dvi): Add -I . to command line.
4019 (doc/gccinstall.dvi): Likewise.
4020 (PACKAGE): Delete. All uses replaced with "gcc".
4021 * aclocal.m4: Do not include gcc-version.m4.
4022 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
4023 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
4024 Set is_release based on contents of DEV-PHASE.
4025 Set gcc_version based on contents of BASE-VER.
4026 Define WIN32_REGISTRY_KEY only if the user overrode the default.
4027 * config.in, configure: Regenerate.
4028 * gccbug.in: Determine version of GCC in use at runtime.
4029 * gcov-iov.c: Get version number and development phase from
4030 command line, not by including version.c.
4031 * intl.c: Replace all uses of PACKAGE with "gcc".
4032 * libada-mk.in: Delete unused "gcc_version" variable.
4033 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
4034 * version.c: (VERSUFFIX): New hook for redistributors; adjust
4035 commentary to match.
4036 (version_string): Put together from pieces.
4037 * config/alpha/x-vms: Do not use $(gcc_version).
4038 * config/i386/t-nwld: Likewise.
4039 * doc/include/gcc-common.texi: Include gcc-vers.texi for
4040 version-GCC and DEVELOPMENT.
4042 2005-03-15 Roger Sayle <roger@eyesopen.com>
4044 PR tree-optimization/17454
4045 * tree.c (tree_size): Add case for TREE_BINFO.
4046 * fold-const.c (fold_checksum_tree): Only clear the overloaded
4047 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
4049 2005-03-15 Roger Sayle <roger@eyesopen.com>
4051 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
4052 op1 whilst expanding the signed widenening multiply variant.
4054 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
4056 * toplev.c (display_target_options): Avoid unused variable warning if
4057 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
4058 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
4059 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
4060 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
4061 (mips_isa_info): New variable.
4062 (mips_parse_cpu): Remove the first argument and leave the caller
4064 (TARGET_HANDLE_OPTION): Override default.
4065 (mips_handle_option): New function. Move option validation code from...
4066 (override_options): ...here. Update calls to mips_parse_cpu.
4067 * config/mips/mips.h (mips_arch_string, mips_tune_string)
4068 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
4069 (SUBTARGET_TARGET_OPTIONS): Delete.
4070 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
4071 (mno-flush-func, mtune=): New options.
4073 2005-03-15 Roger Sayle <roger@eyesopen.com>
4074 Richard Henderson <rth@redhat.com>
4076 * real.c (c4x_single_format, c4x_extended_format): Provide values
4077 for signbit_ro for c4x's single and extended floating point formats.
4078 * optabs.c (expand_copysign): Use the floating point format's
4079 signbit_ro for expanding via expand_copysign_absneg, and it's
4080 signbit_rw field for expanding via expand_copysign_bit.
4082 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
4084 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
4085 known_alignment_for_access_p.
4086 (known_alignment_for_access_p): New.
4087 (do_peeling_for_alignment): Field made int instead of bool and renamed
4088 to peeling_for_alignment.
4089 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
4090 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
4091 functionality used to be in vect_analyze_operations.
4092 (vect_analyze_operations): Code to determine vectorization factor was
4093 moved to vect_determine_vectorization_factor.
4094 (vect_enhance_data_refs_alignment): Update to correct alignment when it
4095 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
4097 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
4098 be part of vect_analyze_operations).
4099 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
4100 creating the guard condition, as the number of iterations may be
4102 (slpeel_tree_peel_loop_to_edge): Use new name of
4103 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
4104 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
4105 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
4106 (vect_do_peeling_for_alignment): Use fold.
4107 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
4109 (vect_update_inits_of_dr): Renamed to
4110 vect_update_init_of_dr.
4111 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
4112 (vectorizable_store): Fix assertion to use == instead of =.
4114 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
4116 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
4117 call_used_regs for wCG registers.
4119 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
4121 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4122 for non-offsettable memory references to cope with outstanding reload
4123 replacements, take 2.
4125 2005-03-15 Uros Bizjak <uros@kss-loka.si>
4128 * config/i386/i386.h (x86_fisttp): New.
4129 (TARGET_FISTTP): New macro.
4130 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
4131 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
4132 instruction when fisttp flag is set.
4133 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
4135 * config/i386/i386.md (type attribute): Add fisttp.
4136 (unit attribute): Set to i387 for fisttp type.
4137 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
4138 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
4140 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
4141 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
4143 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
4144 patterns for TARGET_FISTTP. Enable patterns for
4145 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
4146 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
4147 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
4148 implement fisttp x87 insn.
4149 (fix_trunc*_i387_fisttp splitters): New patterns.
4150 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
4151 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
4152 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
4154 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
4155 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
4156 Implement using mode macros. Disable patterns for TARGET_FISTTP.
4157 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
4158 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
4159 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
4160 Disable patterns for TARGET_FISTTP.
4161 (fix_trunc*_i387 splitters): Implement usign mode macros.
4162 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
4163 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
4164 (fix_trunx*_sse peephole2s): Implement using mode macros.
4166 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
4168 PR rtl-optimization/20291
4169 * combine.c (try_combine): If splitting fails, re-try with
4170 original combined pattern, i.e. before clobber stripping.
4172 2005-03-14 Eric Christopher <echristo@redhat.com>
4174 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
4175 STACK_GROWS_DOWNWARD.
4177 2005-03-14 Roger Sayle <roger@eyesopen.com>
4179 * real.h (struct real_format): Split the signbit field into two
4180 two fields, signbit_ro and signbit_rw.
4181 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
4182 mips_double_format, ieee_extended_motorola_format,
4183 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
4184 ieee_extended_intel_128_format, ibm_extended_format,
4185 mips_extended_format, ieee_quad_format, mips_quad_format,
4186 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
4187 i370_double_format, c4x_single_format, c4x_extended_format,
4188 real_internal_format): Update initializers for new field.
4189 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
4190 real_format structure.
4191 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
4192 field of the real_format structure.
4194 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
4196 Fix PR tree-optimization/20458
4198 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
4199 DECL_EXTERNAL on STRUCT_FIELD tags.
4200 (clear_call_clobbered): Ditto.
4201 * tree-ssa-operands.c (note_addressable): Make sure the original
4202 variable doesn't slip into the addressable list if we have
4204 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
4207 2005-03-14 Geoffrey Keating <geoffk@apple.com>
4209 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
4210 (-fwide-exec-charset): Likewise.
4211 (-finput-charset): Likewise.
4212 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
4213 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
4214 * c.opt (Wnormalized): New.
4216 2005-03-14 Devang Patel <dpatel@apple.com>
4218 * doc/invoke.texi: Add reference to Visibility document.
4220 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4222 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
4223 MASK_SPLIT_ADDRESSES.
4224 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
4225 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
4226 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
4227 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
4228 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
4229 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
4230 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
4231 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
4232 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
4233 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
4234 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
4235 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
4236 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
4237 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
4238 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
4239 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
4240 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
4241 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
4242 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
4243 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
4244 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
4245 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
4246 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
4247 (TARGET_EXPLICIT_RELOCS): Delete.
4248 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
4249 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
4250 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4251 (override_options): Set MASK_LONG64 if -mint64 is given and no
4252 -mlongXX option is. Complain about -mint64 -mlong32.
4253 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
4254 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
4255 * config/mips/mips.opt: New file.
4257 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4259 * config.gcc (extra_options): New variable for listing option files.
4260 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
4261 * configure.ac (extra_opt_files): New AC_SUBST variable.
4262 (tm_file_list, tm_include_list): Include options.h first.
4263 * configure: Regenerate.
4264 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
4265 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
4266 (s-options-h): New rule.
4267 (options.h): Depend on it.
4268 (TEXI_GCCINT_FILES): Add options.texi.
4269 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
4270 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
4271 * target.h (gcc_target): Add default_target_flags and handle_option.
4272 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
4273 (TARGET_HANDLE_OPTION): New macros.
4274 (TARGET_INITIALIZER): Include them.
4275 * opt-functions.awk (opt_args, nth_arg): New functions.
4276 (switch_flags): Handle the "Target" flag.
4278 (var_name): Use opt_args and nth_arg.
4279 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
4280 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
4281 macros for the "Mask" and "InverseMask" options.
4282 * opts.h (cl_var_cond): New enum.
4283 (cl_option): Replace the "has_set_value" and "set_value" fields with
4284 "var_cond" and "var_value".
4285 (CL_TARGET): New macro.
4286 (option_enabled, print_filtered_help): Declare.
4287 (decode_options): Move definition.
4288 * opts.c (handle_option): Search for the original option before
4289 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
4290 var_cond and var_value fields. Use targetm.handle_option to handle
4292 (decode_options): Set target_flags to targetm.default_target_flags.
4293 (print_filtered_help): Make global. Handle CL_TARGET.
4294 (option_enabled): New function.
4295 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
4296 (display_target_options, set_target_switch, print_switch_values)
4297 (default_pch_valid_p): Guard uses of target_switches with
4298 #ifdef TARGET_SWITCHES. Also...
4299 (display_target_options): Display the CL_TARGET entries in cl_options.
4300 (set_target_option): Don't complain about the "" option when
4301 TARGET_SWITCHES is undefined.
4302 (print_switch_values): Use option_enabled.
4303 (default_pch_valid_p): Check cl_options[] when looking for something
4304 that has changed the value of target_flags.
4305 * c.opt: Remove documentation from top of file.
4306 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
4307 * doc/sourecebuild.texi: Refer to the new options documentation
4308 instead of c.opt. Document machine-specific .opt files.
4309 * doc/tm.texi (target_flags): Say that this variable is declared
4311 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
4312 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
4314 * doc/options.texi: New file.
4316 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4319 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
4322 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4325 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
4326 temporary variable of pointer type if an lvalues is required.
4327 (gimplify_modify_expr_rhs): Request an rvalue from it.
4328 (gimplify_expr): Pass fallback on.
4330 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4332 * cfgbuild.c: Update comments.
4334 2005-03-14 Roger Sayle <roger@eyesopen.com>
4336 PR rtl-optimization/17236
4337 * optabs.c (expand_doubleword_mult): New helper function split out
4338 from expand_binop. Permute the order in which instructions are
4339 emitted to minimize the number of simultaneously live registers.
4340 (expand_binop): Call expand_doubleword_mult to synthesize a double
4341 word multiplication.
4343 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4345 * basic-block.h: Update the prototypes of cached_make_edge and
4347 * cfg.c (cached_make_edge): Take edge_cache representing one
4348 row of the adjacency matrix of edges.
4349 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
4350 (make_edges): Initialize edge_cache to represent one row of
4351 the adjacency matrix of edges.
4353 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4355 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
4357 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
4358 Remove unused removed_phis variable.
4359 (conditional_replacement): Use build1/build2.
4360 (abs_replacement): Use last_and_only_stmt and build1/build2.
4362 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4364 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
4365 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
4366 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
4367 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
4368 * c-common.c (handle_novops_attribute): New function.
4369 (c_common_attribute_table): Add "no vops" entry.
4370 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
4371 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
4372 * tree-ssa-operands.c (get_call_expr_operands): Do not
4373 create virtual operands for calls with ECF_NOVOPS flag.
4374 * tree.h (DECL_IS_NOVOPS): New macro.
4375 (struct tree_decl): Add novops_flag.
4376 (ECF_NOVOPS): New constant.
4378 2005-03-14 Uros Bizjak <uros@kss-loka.si>
4381 * config/i386/i386.c (x86_use_himode_fiop): New.
4382 (x86_use_simode_fiop): Rename from x86_use_fiop.
4383 * config/i386/i386.h (x86_use_himode_fiop): Declare.
4384 (TARGET_USE_HIMODE_FIOP): New.
4385 (x86_use_simode_fiop): Rename from x86_use_fiop.
4386 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
4388 * config/i386/i386.md (X87MODEI12): New mode macro define.
4389 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
4390 to implement x87 FP compare with HImode input operands.
4391 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
4392 Use X87MODEI12 mode macro to handle HImode input operands.
4393 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
4394 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
4395 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
4396 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
4397 macro to implement x87 operators with HImode input operands.
4398 (fop splitters): Use X87MODEI12 mode macro to handle HImode
4401 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4403 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
4405 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
4406 constants invariant.
4408 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4410 * basic-block.h (BB_VISITED): Removed.
4411 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
4413 2005-03-14 Falk Hueffner <falk@debian.org>
4416 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
4418 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4420 * ggc-zone.c: Fix comment typos.
4422 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
4423 stringpool.c, config/mips/mips-protos.h: Update copyright.
4425 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4427 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
4428 throughout with its typedef, "rtx".
4429 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
4430 (rs6000_tls_symbol_ref_1): Remove inline keyword.
4431 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
4432 regs in comment to match code.
4434 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4436 * except.c (check_handled): Make it static.
4437 * except.h: Remove the corresponding prototype.
4439 * function.c (get_func_frame_size): Make it static.
4440 * function.h: Remove the corresponding type.
4442 * regclass.c (reg_class_superclasses, reg_class_subclasses):
4444 * hard-reg-set.h: Remove the corresponding declarations.
4446 * tree-cfg.c (verify_stmts): Check that
4447 bb_for_stmt (stmt) == bb for every PHI node and statement.
4449 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4451 * config.gcc: Remove excess indentation.
4452 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
4454 2005-03-13 Roger Sayle <roger@eyesopen.com>
4457 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
4458 * fold-const.c (fold_sign_changed_comparison): Likewise.
4459 (fold_binary): Optimize comparisons against widened operands if
4460 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
4462 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4464 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
4465 (sparc_override_options): Initialize it.
4466 (sparc_struct_value_rtx): Set it on the MEM to be returned.
4468 2005-03-13 David Edelsohn <edelsohn@gnu.org>
4470 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
4471 (reg_or_none500mem_operand): New predicate.
4472 (zero_reg_mem_operand): New predicate.
4473 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
4474 to reg_or_none500mem_operand.
4475 (extendsfdf2_fpr): Add MEM alternative.
4476 (extenddftf2_internal): Change operand2 predicate to
4477 zero_reg_mem_operand.
4479 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4481 * ggc-zone.c: Rewritten.
4483 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
4485 * configure.ac: Define GGC_ZONE for --with-gc=zone.
4486 * config.in: Regenerated.
4487 * configure: Regenerated.
4488 * gengtype.c (write_types_process_field, write_func_for_structure):
4489 Pass new argument to gt_pch_note_object.
4490 * ggc-common.c (struct ptr_data): Add TYPE.
4491 (gt_pch_note_object): Take TYPE argument and save it.
4492 (call_count): Update call to ggc_pch_count_object.
4493 (call_alloc): Update call to ggc_pch_alloc_object.
4494 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
4496 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
4497 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
4498 (ggc_alloc_zone_stat): Delete.
4499 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
4500 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
4501 (ggc_pch_alloc_object): Update prototypes.
4502 (garbage_zone): Delete.
4503 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
4504 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
4506 (tree_id_zone): New variable.
4507 (ggc_alloc_cleared_zone): Remove unused.
4508 (ggc_alloc_zone): Define.
4509 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
4510 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
4511 ggc_alloc_zone_stat.
4512 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
4513 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
4514 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
4515 (make_node_stat): Likewise. Use tree_id_zone.
4517 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4518 Joseph S. Myers <joseph@codesourcery.com>
4520 * configure.ac: Check for MIPS TLS.
4521 * configure: Regenerated.
4522 * config/mips/mips-protos.h (enum mips_symbol_type): Add
4523 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
4524 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
4525 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
4526 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
4527 (mips_classify_symbol, mips_symbolic_constant_p)
4528 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
4529 (mips_tls_operand_p, mips_call_tls_get_addr)
4530 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
4531 (mips_tls_symbol_ref_1): New functions.
4532 (mips_legitimize_address, mips_legitimize_const_move): Call
4533 mips_legitimize_tls_address.
4534 (override_options): Handle V1_REG and TLS symbols. Disable TLS
4536 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
4537 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
4538 (mips_char_to_class): Document V1_REG.
4539 (HAVE_AS_TLS): Provide default.
4540 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
4542 (load_got<mode>): Renamed from *load_got<mode>. Allow when
4544 (tls_get_tp_<mode>): New instruction.
4546 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4548 * configure.ac: Update checks for target tools.
4549 * configure: Regenerated.
4551 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4553 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
4555 2005-03-13 Roger Sayle <roger@eyesopen.com>
4557 * expmed.c (expand_mult): Use synthetic multiplication sequences for
4558 more classes of DImode multiplication by constant. Allow both
4559 multiplication by small negative constants (by performing a
4560 multiplication by a positive constant and negating the result) and
4561 multiplications by large powers of two, by using a left shift.
4563 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
4565 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
4566 of basic blocks into work_stack.
4568 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
4569 config/mips/vr.h: Update copyright.
4571 * c-decl.c (c_init_decl_processing): Remove useless calls to
4572 build_function_type.
4574 * builtins.c (fold_trunc_transparent_mathfn,
4575 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
4576 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
4577 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
4578 fold_builtin_strcpy, fold_builtin_strncpy,
4579 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
4582 * builtins.c (expand_builtin_mathfn_3): Remove local variable
4585 * lambda-code.c (lambda_compute_auxillary_space): Remove local
4586 variable determinant.
4588 * tree-cfg.c (group_case_labels): Remove local variable type.
4590 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
4593 * tree-ssa-phiopt.c (value_replacement): Remove local variable
4596 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
4599 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
4600 (*movmemqi_insn): Delete.
4601 (*movmemhi): Delete.
4603 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
4605 * builtins.c (fold_builtin_classify): Take decomposed
4606 arguments of CALL_EXPR.
4607 (fold_builtin_1): Update a call to fold_builtin_classify.
4609 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
4612 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
4613 through into call to parser_xref_tag after parse error.
4614 (c_parser_struct_declaration): Consistently return NULL_TREE on
4617 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
4619 * tree-flow-inline.h (ref_contains_array_ref): New function.
4620 (lookup_subvars_for_var): Ditto.
4621 (get_subvars_for_var): Ditto.
4622 (var_can_have_subvars): Ditto.
4624 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
4625 (struct subvar): New type.
4627 * tree-dfa.c (okay_component_ref_for_subvars): New function.
4629 * tree-optimize.c (init_tree_optimization_passes): Call
4630 pass_create_structure_vars.
4632 * tree-ssa-alias.c: Include vec.h.
4633 (init_alias_info): Don't auto-clear call clobbered on struct-field
4635 (compute_flow_insensitive_aliasing): Handle subvars.
4636 (group_aliases): Handle STRUCT_FIELD aliases.
4637 (setup_pointers_and_addressables): Ditto.
4638 Don't mark variables non-addressable if they still have
4639 addressable subvars.
4640 Also mark subvars addressable when the real variable is marked
4642 (add_pointed_to_var): Try to prune the pointed-to set by only
4643 pointing to subvars when possible.
4644 Otherwise, make sure we set addresses_needed and pt_vars to
4645 properly include subvars.
4646 (bitpos_of_field): New function.
4647 (push_fields_onto_fieldstack): Ditto.
4648 (get_or_create_used_part_for): Ditto.
4649 (create_overlap_variables_for): Ditto.
4650 (find_used_portions): Ditto.
4651 (create_structure_vars): Ditto.
4652 (pass_create_structure_vars): New structure.
4654 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
4655 (get_expr_operands): Handle subvars. Also try to turn
4656 COMPONENT_REF accesses into must-defs now that we can accurately
4658 (note_addressable): Try to only mark as addressable those subvars
4659 we know a COMPONENT_REF touches.
4660 (overlap_subvar): New function.
4662 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
4663 Handle subvar storing.
4664 (vect_address_analysis): Update caller of vect_object_analysis.
4666 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
4668 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
4669 (STMT_VINFO_SUBVARS): New macro.
4671 * common.opts: add flag_tree_salias.
4673 * opts.c (decode_options): flag_tree_salias defaults to on.
4675 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
4677 * doc/tree-ssa.texi: Document structural alias analysis.
4679 2005-03-12 Steven Bosscher <stevenb@suse.de>
4681 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
4682 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
4683 * tree-ssa-operands.c (get_expr_operands): Likewise.
4684 (get_expr_operands): Likewise for ERROR_MARK.
4686 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4688 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
4691 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
4694 * tree-ssa-pre.c (compute_avail): Remove local variable val.
4695 (mark_operand_necessary): Remove local variable ver.
4697 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
4698 variable prefix_len.
4700 * value-prof.c (mod_subtract_transform): Remove local variable
4703 * builtins.c (fold_builtin_exponent): Take decomposed
4704 arguments of CALL_EXPR.
4705 (fold_builtin_1): Update a call to fold_builtin_exponent.
4707 * builtins.c (fold_builtin_logarithm): Take decomposed
4708 arguments of CALL_EXPR.
4709 (fold_builtin_1): Update a call to fold_builtin_logarithm.
4711 * c-decl.c (c_init_decl_processing): Remove local variables
4712 ptr_ftype_void and ptr_ftype_ptr.
4714 * gimplify.c (gimplify_expr): Remove local variables r0 and
4717 * reg-stack.c (move_for_stack_reg): Remove local variable
4719 (compare_for_stack_reg): Remove local variable flags_user.
4720 (convert_regs_1): Remove local variable deleted.
4722 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
4724 (combine_blocks): Remove local variables exits and new_e.
4726 * tree-inline.c (expand_call_inline): Remove local variable
4729 * tree-ssa-live.c (create_ssa_var_map,
4730 calculate_live_on_entry): Remove local variable snn.
4732 2005-03-12 Geoffrey Keating <geoffk@apple.com>
4734 * c-lex.c (c_lex_with_flags): Add parameter to call to
4737 2005-03-11 Per Bothner <per@bothner.com>
4739 * c-tree.h (struct c_declarator): New id_loc field.
4740 * c-pragma.h (c_lex_with_flags): Take position reference.
4741 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
4742 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
4743 (c_lex): Pass dummy location to c_lex_with_flags.
4744 * c-parser.c (c_lex_one_token): Set c_token's location using
4745 c_lex_with_flags, instead of input_location, which might be "ahead".
4746 (c_parser_direct_declarator): Set declarator's id_loc from
4748 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
4749 declarator's id_loc, rather than probably-imprecise input_location.
4750 (build_id_declarator): Initialize c_declarator's id_loc field.
4752 2005-03-11 Roger Sayle <roger@eyesopen.com>
4755 * builtins.c (expand_builtin_signbit): Force the signbit's word
4756 into an integer register to avoid SUBREGs of floating point modes.
4758 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4760 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
4761 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
4762 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
4763 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
4765 2005-03-11 David Edelsohn <edelsohn@gnu.org>
4767 PR rtl-optimization/20306
4768 * expr.c (emit_move_complex): Set try_int false if mode is
4769 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
4770 emit_block_move if try_int is true.
4772 2005-03-11 Richard Henderson <rth@redhat.com>
4775 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
4776 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
4779 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4781 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
4782 (TARGET_FIX_VR4130): New macro.
4783 (TARGET_OPTIONS): Add -mfix-vr4130.
4784 (ISA_HAS_MACCHI): New macro.
4785 (ASM_SPEC): Add -mfix-vr4130.
4786 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
4787 (override_options): Handle mips_fix_vr4130_string.
4788 (mips_avoid_hazards): Clear all_noreorder_p
4789 if we're working around VR4130 errata and the macc alternatives
4791 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
4792 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
4793 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
4794 (MULTILIB_DEFAULTS): Remove leading "march=".
4795 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
4796 if no architecture option is given.
4797 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
4799 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
4800 * doc/invoke.texi: Document -mfix-vr4130.
4802 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4804 * config/mips/mips.c (override_options): Only warn about -mint64
4805 deprecation if TARGET_INT64.
4807 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4809 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
4810 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
4811 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
4812 are non-specific regarding the nonnull parameter positions.
4813 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
4814 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
4815 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
4816 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
4818 * builtins.def: Use the non-specific "nonnull" attibute lists.
4820 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4822 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4823 single_pred_edge, single_succ, single_pred): Improve comments.
4825 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4827 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4828 single_pred_edge, single_succ, single_pred): New inline functions.
4829 * bb-reorder.c (rotate_loop, find_traces_1_round,
4830 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
4831 duplicate_computed_gotos): Use the single_succ/pred functions.
4832 * cfganal.c (forwarder_block_p): Ditto.
4833 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
4834 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
4835 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
4836 merge_seq_blocks): Ditto.
4837 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
4838 * cfglayout.c (fixup_reorder_chain): Ditto.
4839 * cfgloop.c (mark_single_exit_loops, update_latch_info,
4840 canonicalize_loop_headers, verify_loop_structure): Ditto.
4841 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
4842 mfb_update_loops, create_preheader, force_single_succ_latches,
4843 create_loop_notes): Ditto.
4844 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
4845 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
4846 commit_one_edge_insertion, purge_dead_edges,
4847 cfg_layout_can_merge_blocks_p): Ditto.
4848 * except.c (sjlj_emit_function_enter): Ditto.
4849 * flow.c (init_propagate_block_info): Ditto.
4850 * function.c (thread_prologue_and_epilogue_insns): Ditto.
4851 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
4852 insert_insn_end_bb): Ditto.
4853 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
4854 find_if_case_2): Ditto.
4855 * lambda-code.c (perfect_nestify): Ditto.
4856 * lcm.c (optimize_mode_switching): Ditto.
4857 * loop-doloop.c (doloop_modify): Ditto.
4858 * loop-init.c (loop_optimizer_init): Ditto.
4859 * loop-iv.c (simplify_using_initial_values): Ditto.
4860 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4861 * loop-unswitch.c (unswitch_loop): Ditto.
4862 * modulo-sched.c (generate_prolog_epilog): Ditto.
4863 * predict.c (combine_predictions_for_insn, estimate_probability,
4864 tree_estimate_probability, last_basic_block_p,
4865 estimate_bb_frequencies): Ditto.
4866 * profile.c (branch_prob): Ditto.
4867 * regrename.c (copyprop_hardreg_forward): Ditto.
4868 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
4869 * tracer.c (layout_superblocks): Ditto.
4870 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
4871 cfg_remove_useless_stmts_bb, cleanup_control_flow,
4872 cleanup_control_expr_graph, disband_implicit_edges,
4873 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
4874 tree_verify_flow_info, tree_make_forwarder_block,
4875 tree_forwarder_block_p, remove_forwarder_block,
4876 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
4877 * tree-if-conv.c (tree_if_conversion): Ditto.
4878 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4879 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
4880 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
4881 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
4882 copy_loop_headers): Ditto.
4883 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
4884 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
4885 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
4886 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
4887 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
4888 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
4889 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
4890 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
4891 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
4892 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
4893 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
4894 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
4895 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4896 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
4897 slpeel_add_loop_guard): Ditto.
4899 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
4901 PR tree-optimization/15784
4902 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4905 * stmt.c (expand_case): Don't change index_type. Convert minval
4908 PR tree-optimization/20130
4909 * fold-const.c (fold): Fold x * -1 into -x.
4911 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
4913 PR rtl-optimization/20331
4914 * rtlanal.c (modified_between_p): Check its address first for MEM.
4915 (modified_in_p): Likewise.
4917 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
4919 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
4921 2005-03-10 Steven Bosscher <stevenb@suse.de>
4923 * expr.c (expand_expr_real_1): If possible, use a conditional
4924 move for expanding MIN_EXPR and MAX_EXPR.
4925 Use temp for moving around rtx-en.
4927 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
4930 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
4933 2005-03-10 Roger Sayle <roger@eyesopen.com>
4935 * builtins.c (expand_builtin_signbit): Extend to handle floating
4936 point modes wider than the largest integer type, using the
4937 operand_subword_force function to obtain the signbit's word.
4939 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4942 * combine.c (try_combine): If recog_for_combine added CLOBBERs
4943 to NEWI2PAT, fail to combine if they are used by NEWPAT.
4945 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
4947 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
4949 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
4951 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
4953 (perform_edge_inserts): Unconditionally call
4954 free_dominator_info.
4956 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
4958 2005-03-10 Bob Wilson <bob.wilson@acm.org>
4960 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
4962 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
4964 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
4966 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
4968 (rtl_register_value_prof_hooks,
4969 tree_value_profile_transformations,
4970 tree_register_value_prof_hooks): Likewise.
4971 * var-tracking.c (stack_adjust_offset_pre_post,
4972 variable_htab_free, variable_union, dataflow_set_different_2,
4973 count_uses, variable_was_changed, set_frame_base_location,
4974 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
4975 vt_add_function_parameters): Likewise.
4976 * varasm.c (named_section_real, named_section, make_decl_rtl,
4977 asm_emit_uninitialised, assemble_integer, decode_addr_const,
4978 const_hash_1, compare_constant, copy_constant, force_const_mem,
4979 output_constant_pool_2, output_constant_pool_1, output_constant,
4980 output_constructor, make_decl_one_only, decl_tls_model,
4981 default_no_named_section, default_elf_select_section_1,
4982 default_unique_section_1): Likewise.
4983 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
4984 * vmsdbgout.c (addr_const_to_string): Likewise.
4987 * function.c (struct assign_parm_data_one): Remove last_named
4989 (assign_parm_find_data_types): Don't determine last_named.
4990 Reorder named_parm determination.
4991 (assign_parms): Only setup varargs on the last non-varadic
4994 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
4996 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
4997 sda base address on medium model.
4999 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
5001 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
5002 * cfgloop.c (flow_loop_nodes_find): Export.
5003 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
5005 * cfgloopmanip.c (fix_loop_structure): New function.
5006 * predict.c (predict_loops): Clean up the loops information.
5007 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
5008 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
5010 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
5011 (rewrite_into_loop_closed_ssa): Declaration changed.
5012 * tree-loop-linear.c (linear_transform_loops): Add argument to
5013 rewrite_into_loop_closed_ssa call.
5014 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
5015 * tree-ssa-loop-im.c (move_computations): Ditto.
5016 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
5017 * tree-vectorizer.c (vectorize_loops): Ditto.
5018 * tree-optimize.c: Include cfgloop.h.
5019 (execute_todo): Choose whether to call cleanup_tree_cfg or
5020 cleanup_tree_cfg_loop.
5021 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
5022 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
5023 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
5024 cleanup_tree_cfg_loop call.
5025 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
5026 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
5027 work on part of cfg.
5029 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5032 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
5033 with multiple alternatives.
5035 * stmt.c (parse_output_constraint): Fix a typo.
5037 2005-03-09 Bob Wilson <bob.wilson@acm.org>
5039 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
5040 assembly directive instead of deprecated "no-generics".
5042 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
5044 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5045 for non-offsettable memory references to cope with outstanding reload
5047 * config/s390/s390.md ("reload_outti"): Call find_replacement to
5048 avoid losing outstanding address reloads.
5049 ("reload_outdi", "reload_outdf"): Likewise.
5051 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5053 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
5054 code. Add more cbrt transformations.
5056 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5058 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
5060 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5062 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
5063 NULL_TREE when a given tree is not simplified.
5064 (fold): Return the original tree when any of the functions
5065 mentioned above NULL_TREE.
5067 * fold-const.c (fold_unary, fold_binary): Take decomposed
5068 arguments, code, type, op0, and op1 in case of fold_binary.
5069 (fold): Update calls to fold_unary and fold_binary.
5071 2005-03-09 Roger Sayle <roger@eyesopen.com>
5073 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
5074 a fndecl and an arglist instead of a CALL_EXPR, exp.
5076 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5078 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
5080 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
5082 * expr.c (expand_assignment): Remove orig_to_rtx.
5084 * fold-const.c (int_const_binop): Remove no_overflow.
5086 * ifcvt.c (noce_emit_move_insn): Remove inmode.
5088 * loop-iv.c (get_biv_step_1): Remove lhs.
5090 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
5092 * real.c (real_nan): Remove neg.
5094 * function.c (thread_prologue_and_epilogue_insns): Remove i
5097 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
5100 * tree-eh.c (tree_could_trap_p): Remove idx.
5102 * tree-into-ssa.c (ann): Remove ann.
5104 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
5106 * tree-sra.c (decide_block_copy): Remove inst_count.
5108 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
5110 * tree-ssa-loop-im.c (lhs): Remove.
5112 * cfgbuild.c (state, STATE, SET_STATE,
5113 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
5115 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
5116 (find_basic_blocks): Set the state of each basic block to
5119 2005-03-08 Jeff Law <law@redhat.com>
5121 * tree-cfg.c (cleanup_control_flow): If removal of a computed
5122 goto results in the removal of edges in the CFG, then we need
5123 to recompute dominators.
5125 2005-03-09 Ben Elliston <bje@au.ibm.com>
5127 * c-common.c (c_do_switch_warnings): Comment fix.
5129 2005-03-08 Julian Brown <julian@codesourcery.com>
5131 * Patch from 2005-03-08 reverted for causing regressions and
5132 ppc-darwin bootstrap failure.
5134 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
5136 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
5137 Define the real function for ppc-darwin.
5138 * c-typeck.c (convert_arguments): Check for target-specific
5139 invalid argument call to unprototyped function.
5140 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5142 * target.h (invalid_arg_for_unprototyped_fn): New field
5144 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
5145 default target hook.
5146 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
5149 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5151 * c-typeck.c (constructor_stack, constructor_range_stack,
5152 initializer_stack): Make them static.
5154 * cfg.c (rbi_pool): Make it static.
5156 * gimple-low.c (lower_stmt_body): Make it static.
5157 * tree-flow.h: Remove the corresponding prototype. Don't
5160 * sched-deps.c (cache_size): Make it static.
5162 * stor-layout.c (lang_adjust_rli): Make it static.
5164 2005-03-08 Julian Brown <julian@codesourcery.com>
5166 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5167 from being used for symbols with vague linkage when
5168 HAVE_GAS_COMDAT_GROUP is true.
5170 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
5172 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
5173 nlabel == JUMP_LABEL (jump).
5175 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5177 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
5178 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
5179 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
5180 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
5182 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
5185 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
5186 * c-common.c (handle_returns_twice): New function.
5187 (c_common_attribute_table): Declare eturns_twice' attribute.
5188 * doc/extend.texi: Document eturns_twice' attribute.
5189 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
5190 (struct tree_decl): Add returns_twice_flag.
5192 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5194 * tree-ssa-phiopt.c: Fix a comment typo.
5196 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
5197 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
5198 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
5201 2005-03-08 Richard Henderson <rth@redhat.com>
5203 * config/alpha/alpha.c (code_for_builtin): Replace special-case
5204 builtin codes with ctzdi2, clzdi2, popcountdi2.
5205 (struct alpha_builtin_def): Add is_const.
5206 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
5207 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
5208 (alpha_init_builtins): Init them. Set nothrow and const attributes
5210 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
5211 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
5212 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
5213 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
5214 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
5215 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
5216 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
5217 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
5218 (TARGET_FOLD_BUILTIN): New.
5219 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
5220 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
5222 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
5224 2005-03-08 Ira Rosen <irar@il.ibm.com>
5226 PR tree-optimization/20122
5227 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
5228 condition of access function instead of base.
5230 2005-03-07 Jeff Law <law@redhat.com>
5231 Steven Bosscher <stevenb@suse.de>
5233 * tree-cfg.c (find_taken_edge_computed_goto): New function.
5234 (find_taken_edge): Call find_taken_edge_computed_goto as
5235 appropriate. Allow any gimple invariant rather than just
5236 INTEGER_CST for VAL.
5237 (cleanup_control_flow): Cleanup a computed goto which has turned
5239 (tree_merge_blocks): If block B has any forced labels, move
5240 them to the start of block A.
5241 * tree-ssa-dom.c (thread_across_edge): Allow threading across
5242 computed gotos as well.
5243 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
5244 removal of unnecessary computed gotos too.
5245 (lookup_redirection_data): Fix type of INSERT argument. Callers
5248 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5250 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
5251 Remove trailing spaces.
5253 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
5254 unshare_all_trees): Make them static.
5255 * tree-gimple.h: Remove the corresponding prototypes.
5257 * diagnostic.h: Remove unused prototype
5258 debug_output_buffer.
5259 * modulo-sched.c: Remove unused prototype
5260 set_row_column_for_ps.
5262 * tree-ssa-phiopt.c (tree_ssa_phiopt,
5263 replace_phi_edge_with_variable): Remove unused variable i.
5265 2005-03-07 Per Bothner <per@bothner.com>
5267 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
5269 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
5272 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
5273 bbs on the COND_EXPR instead of the PHI_NODEs.
5274 (candidate_bb_for_phi_optimization): Remove.
5275 (replace_phi_with_stmt): Rename to ...
5276 (replace_phi_edge_with_variable): this and change so that we
5277 replace the phi argument instead of removing the PHI.
5278 (conditional_replacement): Change so we deal with PHI with more
5280 (value_replacement): Likewise.
5281 (abs_replacement): Likewise.
5283 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
5285 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
5286 output_e500_flip_gt_bit.
5288 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
5290 (rs6000_generate_compare): Fix logic to look at the correct bits.
5291 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
5293 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
5294 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
5295 gen_move_from_CR_gt_bit.
5297 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
5298 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
5299 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
5301 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
5302 (E500_CR_IOR_COMPARE): New constant.
5304 2005-03-08 Earl Chew <earl_chew@agilent.com>
5305 David Billinghurst <David.Billinghurst@riotinto.com>
5307 * config/i386/host-cygwin.c: New file to support precompiled
5309 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
5310 * config.host: Use above files for cygwin host.
5312 2005-03-07 David Edelsohn <edelsohn@gnu.org>
5314 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
5315 ordering ops from earlier change.
5317 2005-03-07 Per Bothner <per@bothner.com>
5319 Various fixes to allow us to again build if --enable-mapped-location:
5320 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
5321 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
5322 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
5323 local variable loc. Change logic appropriately.
5324 * tree-vect-transform.c (vect_finish_stmt_generation): Use
5325 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
5326 * c-parser.c (c_parser_for_statement): Initialize loc variable.
5327 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
5328 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
5330 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
5332 PR rtl-optimization/19683
5333 * reload1.c (choose_reload_regs): Pass the number of bits, not the
5334 number of bytes, to smallest_int_for_mode. Fix arguments to
5335 REG_CANNOT_CHANGE_MODE_P.
5337 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5339 * reorg.c (relax_delay_slots): Check that the jump is
5340 conditional before trying to invert it.
5342 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5344 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
5347 * calls (stack_arg_under_construction): Make it static.
5349 * flow.c (regs_live_at_setjmp): Make it static.
5350 * flow.h: Remove the corresponding prototype.
5352 * reload1.c (reload_startobj, reload_firstobj,
5353 something_needs_operands_changed, reload_inherited,
5354 reload_inheritance_insn, reload_override_in,
5355 reload_spill_index): Make them static.
5357 * recog.c (verify_changes): Make it static.
5358 * recog.h: Remove the corresponding prototype.
5360 * cfgbuild.c (find_sub_basic_blocks): Remove.
5361 * basic-block.h: Remove the corresponding prototype.
5362 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
5364 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
5366 * tree-ssa-operands.c (check_build_stmt): Remove.
5368 * stor-layout.c (set_alignment): Remove.
5369 * tree.h: Remove the corresponding prototype.
5371 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
5373 * tree-ssa-dce.c (control_dependence_map,
5374 visited_control_parents): Make them static.
5376 * cfghooks.c (verify_flow_info): Remove local variable
5379 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
5382 * loop-unswitch.c (unswitch_loop): Remove local variable src.
5384 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
5386 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
5388 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
5390 * config/ia64/hpux.h (LINK_SPEC): Add -z.
5391 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
5392 PARALLEL for an empty structure.
5394 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5396 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
5398 * fold-const.c (fold_binary): Unroll the very first "for"
5401 2005-03-06 David Edelsohn <edelsohn@gnu.org>
5403 * config/rs6000/predicates.md (branch_comparison_operator): Remove
5404 redundant match_code test.
5405 (scc_comparison_operator): Swap match_operand and match_code
5407 (branch_positive_comparison_operator): Same.
5408 (trap_comparison_operator): Use comparison_operator and swap with
5411 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
5414 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
5415 (out_movhi_r_mr): Read low byte of volatile MEM first.
5416 (out_movhi_mr_r): Write high byte of volatile MEM first.
5418 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5420 * cselib.c (reg_values, reg_values_size): Make them static.
5422 * cse.c (cse_reg_info_table): Make it static.
5424 * fold-const.c (fold_unary): Use build1 instead of copy_node.
5426 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
5428 * cse.c (find_best_addr): Use canon_for_address.
5430 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5432 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
5433 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
5434 SUBREG and MEM, respectively.
5436 * fold-const.c (fold_binary): Use code instead of t.
5438 * fold-const.c (optimize_minmax_comparison): Take decomposed
5439 arguments code, type, op0, and op1 instead of t.
5440 (fold_binary): Update a call to optimize_minmax_comparison.
5442 * fold-const.c (fold_range_test): Take decomposed arguments
5443 code, type, op0, and op1 instead of t.
5444 (fold_binary): Update a call to fold_range_test.
5446 * fold-const.c (fold_binary_op_with_conditional_arg): Take
5447 decomposed arguments code, type, op0, and op1 instead of t.
5448 (fold_binary): Update a call to fold_range_test.
5450 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5452 * fold-const.c (fold_binary): Avoid directly using the original
5453 expression t as much as possible.
5455 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5457 * c-semantics.c (build_stmt): Use TYPE_P instead of
5458 IS_NON_TYPE_CODE_CLASS.
5459 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
5460 (NON_TYPE_CHECK): Use TYPE_P instead of
5461 IS_NON_TYPE_CODE_CLASS.
5463 * fold-const.c (fold): Remove handling of binary expressions.
5465 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
5467 * doc/c-tree.texi: Wrap comments in @r{}.
5468 * doc/cpp.texi: Likewise.
5469 * doc/cppinternals.texi: Likewise.
5470 * doc/extend.texi: Likewise.
5471 * doc/md.texi: Likewise.
5472 * doc/objc.texi: Likewise.
5473 * doc/sourcebuild.texi: Likewise.
5474 * doc/tm.texi: Likewise.
5477 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5479 * predict.c (apply_return_prediction): Standardize PHI chain
5481 * tree-ssa.c (ssa_redirect_edge): Likewise.
5483 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
5484 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
5487 * tree-phinodes.c (remove_phi_node): Drop the last argument.
5488 * tree-flow.h: Adjust the prototype for remove_phi_node.
5489 * lambda-code.c (perfect_nestify): Adjust a call to
5492 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
5493 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
5495 * tree-ssa-dce.c (remove_dead_phis): Likewise.
5496 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
5497 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
5498 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
5500 * combine.c (simplify_and_const_int): Use gen_int_mode instead
5501 of GEN_INT (trunc_int_for_mode (...)).
5502 * loop-iv.c (iv_number_of_iterations): Likewise.
5503 * postreload.c (reload_cse_move2add): Likewise.
5504 * simplify-rtx.c (simplify_const_unary_operation,
5505 simplify_const_binary_operation): Likewise.
5506 * stor-layout.c (get_mode_bounds): Likewise.
5508 * fold-const.c (fold_binary): New.
5509 (fold): Call fold_binary on binary expressions.
5511 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
5513 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
5514 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
5515 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
5516 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
5517 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
5519 2005-03-04 Devang Patel <dpatel@apple.com>
5521 PR tree-optimization/18815
5522 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5523 loops with zero exit edges.
5525 2005-03-04 Devang Patel <dpatel@apple.com>
5527 * doc/invoke.texi: Remove reference to webpage that does not exist.
5529 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
5530 Joseph S. Myers <joseph@codesourcery.com>
5533 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
5534 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
5535 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
5536 * pa.c (get_plabel): Change argument to symbol_ref. Call
5537 maybe_get_identifier instead of get_identifier.
5538 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
5539 (struct deferred_plabel): Replace name field with symbol field.
5540 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
5541 ASM_OUTPUT_EXTERNAL_REAL is defined.
5542 (output_global_address): Use output_addr_const for output of all
5544 (output_deferred_plabels): Use symbol_ref instead of name for address
5546 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
5547 ASM_OUTPUT_SYMBOL_REF): New macros.
5548 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
5550 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
5553 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
5555 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
5556 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
5558 2005-03-04 Jeff Law <law@redhat.com>
5560 * basic-block.h (rediscover_loops_after_threading): Declare.
5561 * tree-ssa-dom.c: Include cfgloop.h.
5562 (tree_ssa_dominator_optimize): Discover loops and some basic
5563 properties. Remove forwarder blocks recreated by loop header
5564 canonicalization. Also mark backedges in the CFG.
5565 * tree-ssa-threadupdate.c: Include cfgloop.h
5566 (rediscover_loops_after_threading): Define.
5567 (struct local_info): New field, JUMP_THREADED.
5568 (prune_undesirable_thread_requests): New function.
5569 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
5570 then record that fact for the callers of redirct_edges.
5571 (thread_block): If BB has incoming backedges, then call
5572 prune_undesirable_thraed_requests. Note when we are
5573 going to have to rediscover loop information. Return a
5574 boolean indicating if any jumps were threaded.
5575 (thread_through_all_blocks): Bubble up boolean indicating
5576 if any jumps were threaded.
5577 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
5578 (tree-ssa-threadupdate.o): Similarly.
5580 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5582 * fold-const.c (fold_ternary): Unroll the "for" loop to
5585 2005-03-04 Andrew Haley <aph@redhat.com>
5587 * unwind-dw2-fde-glibc.c (struct
5588 unw_eh_callback_data.check_cache): New field.
5589 (frame_hdr_cache): New.
5590 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
5591 Cache frame header info.
5593 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
5595 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
5596 (print_c_condition): Declare.
5597 * read-rtl.c (ptr_loc): New structure.
5598 (ptr_locs, ptr_loc_obstack, joined_conditions)
5599 (joined_conditions_obstack): New variables.
5600 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
5601 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
5602 (join_c_conditions, print_c_condition): New functions.
5603 (apply_macro_to_string): Associate the new string with the same
5604 source location as the old one.
5605 (add_condition_to_string): Use join_c_conditions.
5606 (read_string): Use set_rtx_ptr_loc to record a filename and line
5607 number for the string.
5608 (read_rtx): Initialize the new variables above.
5609 * genattrtab.c (write_test_expr, write_attr_value): Use
5611 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
5612 comment above the GCC_VERSION check.
5613 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
5614 Inline the definition of MAYBE_EVAL.
5615 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
5616 * genoutput.c (process_template): Likewise.
5617 * genpreds.c (write_predicate_subfunction): Likewise.
5618 (write_predicate_expr): Use print_c_condition.
5619 * genrecog.c (write_cond): Likewise.
5620 * gensupport.c (process_rtx): Use join_c_conditions to join the
5621 conditions of a define_insn_and_split. Record a source location
5622 for the string after the "&&".
5623 (alter_test_for_insn): Use join_c_conditions.
5625 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
5628 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
5629 PR tree-optimization/15784
5630 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5633 2005-03-04 Ben Elliston <bje@au.ibm.com>
5635 * gcc.c (option_map): Add --coverage.
5636 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
5637 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
5638 * config/darwin.h: Pass -lgcov for `coverage'.
5639 * doc/invoke.texi (Debugging Options): Document --coverage.
5641 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5643 * gcse.c (bypass_block): Use find_edge wherever possible.
5645 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
5649 * c-opts.c (c_common_parse_file): Call start_source_file
5650 and end_source_file at the approriate times.
5652 * dwarf2out.c (dwarf2out_finish): Don't auto-end
5653 the main file, it will be done for us now.
5655 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5657 * fold-const.c (fold_ternary): New.
5658 (fold): Call fold_ternary on ternary expressions. Remove
5659 handling of ternary expressions.
5661 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
5663 PR tree-optimization/15784
5664 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5667 2005-03-03 David Edelsohn <edelsohn@gnu.org>
5669 * config/rs6000/predicates.md (branch_comparison_operator):
5670 Convert from C block to conditional format.
5672 2005-03-03 Jan Hubicka <jh@suse.cz>
5674 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
5675 and non-constant public variables.
5677 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
5679 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
5682 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
5685 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
5686 calls to release_ssa_name and release_phi_node.
5688 * fold-const.c (fold): Remove handling of unary expressions.
5690 * fold-const.c (fold_unary): Avoid directly using the original
5691 expression t as much as possible.
5693 2005-03-03 Roger Sayle <roger@eyesopen.com>
5694 Andrew Pinski <pinskia@physics.uc.edu>
5696 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
5697 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
5699 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
5701 Describe special registers SRP and MOF as allocatable registers.
5702 * config/cris/cris.c (cris_md_asm_clobbers): New function.
5703 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
5704 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
5705 TARGET_HAS_MUL_INSNS.
5706 (cris_print_operand) <case 'd'>: New case.
5707 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
5708 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
5710 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
5711 (REG_ALLOC_ORDER): Update for MOF.
5712 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
5714 (GENERAL_REGS): No longer a define of ALL_REGS.
5715 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
5716 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
5718 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
5719 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
5720 (SECONDARY_RELOAD_CLASS): Define.
5721 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
5722 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
5723 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
5724 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
5725 (REGISTER_MOVE_COST): Define.
5726 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
5727 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
5728 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
5729 (CRIS_MOF_REGNUM): New define_constants.
5730 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
5732 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
5734 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
5735 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
5736 Adjust for MOF being properly described as a register.
5737 (indir_to_reg_split): Name this split. Conditionalize on the
5738 destination register being a general register.
5739 (movei): Conditionalize on on operands 0 and 1 having the same
5742 2005-03-03 Alan Modra <amodra@bigpond.net.au>
5745 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
5746 -mcpu to override any other explicitly given flags.
5748 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
5750 * recog.c (verify_changes, confirm_change_group): New functions,
5751 broken out of apply_change_group.
5752 (apply_change_group): Use them.
5753 * recog.h (verify_change, confirm_change_group): Declare.
5754 * rtl.h (redirect_jump_2): Declare.
5755 * jump.c (redirect_exp, invert_exp): Delete.
5756 (invert_exp_1): Take second parameter. Return value. Changed caller.
5757 (redirect_jump_2): New function, broken out of redirect_jump.
5758 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
5759 (invert_jump): Use invert_jump_1 and redirect_jump_2.
5760 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
5762 2005-03-02 Geoffrey Keating <geoffk@apple.com>
5764 * varasm.c (named_section): Use xstrdup rather than doing it by
5767 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
5769 2005-03-02 Devang Patel <dpatel@apple.com>
5771 Undo PR tree-optimization/18815 fix.
5773 2005-03-02 Devang Patel <dpatel@apple.com>
5775 PR tree-optimization/18815
5776 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5777 loops with zero exit edges.
5779 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5781 * cfg.c (connect_src, connect_dest, disconnect_src,
5782 disconnct_dest): New.
5783 (unchecked_make_edge, remove_edge, redirect_edge_succ,
5784 redirect_edge_pred): Use the new functions.
5786 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
5787 free_dominance_info only when needed.
5789 2005-03-02 David Edelsohn <edelsohn@gnu.org>
5792 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
5793 (reg_or_sub_cint64_operand): Same.
5795 2005-03-02 Jeff Law <law@redhat.com>
5797 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
5798 CFG_ALTERED in the main DOM iteration loop.
5800 2005-03-02 Mark Mitchell <mark@codesourcery.com>
5803 * varasm.c (initializer_constant_valid_p): Allow conversions
5804 between OFFSET_TYPEs. Tidy.
5806 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
5808 * config/cris/cris.md ("return"): Remove epilogue delay list
5811 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
5813 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
5815 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
5817 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5819 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
5820 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
5821 config/m68k/m68k.c, config/mips/mips.h,
5822 config/rs6000/rs6000-protos.h, doc/contrib.texi,
5823 doc/include/gcc-common.texi: Update copyright.
5825 PR middle-end/18029 and PR middle-end/18030
5826 * expr.c (optimize_bitfield_assignment_op): Add a special case
5827 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
5829 * fold-const.c (fold_unary): New.
5830 (fold): Call fold_unary on unary expressions.
5832 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
5834 * cgraph.h (struct cgraph_edge): Add prev_caller and
5836 (cgraph_node_remove_callees): Export.
5837 * cgraph.c (cgraph_create_edge): Initialize prev_caller
5839 (cgraph_edge_remove_callee): New function.
5840 (cgraph_edge_remove_caller): Likewise.
5841 (cgraph_remove_edge): Use.
5842 (cgraph_redirect_edge_callee): Likewise.
5843 (cgraph_node_remove_callees): New function.
5844 (cgraph_node_remove_callers): Likewise.
5845 (cgraph_remove_node): Use.
5846 * tree-optimize.c (tree_rest_of_compilation): Use
5847 cgraph_node_remove_callees instead of manual loop.
5848 * cgraphunit.c (cgraph_finalize_function): Likewise.
5849 (cgraph_expand_function): Likewise.
5850 (cgraph_remove_unreachable_nodes): Likewise.
5852 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
5855 * c-tree.h (undeclared_variable, build_external_ref): Add extra
5857 * c-decl.c (undeclared_variable): Take location as argument.
5858 * c-typeck.c (build_external_ref): Likewise.
5859 * c-parser.c (c_parser_postfix_expression): Pass location of
5860 identifier to build_external_ref.
5862 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5864 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
5865 CCEQ mode for branch_positive_comparison_operator test.
5866 * config/rs6000/predicates (branch_comparison_operator): Revert to
5868 (scc_comparison_operator): Same.
5869 (branch_positive_comparison_operator): Same.
5871 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
5873 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
5874 (cris_delay_slots_for_epilogue): Remove.
5875 (save_last): Move into cris_target_asm_function_epilogue.
5876 (cris_target_asm_function_epilogue): Remove tests for file being
5878 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
5879 (cris_delay_slots_for_epilogue): Remove prototypes.
5880 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
5881 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
5883 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5885 * config/rs6000/predicates.md (branch_comparison_operator): Change
5886 to define_special_predicate.
5887 (scc_comparison_operator): Same.
5888 (branch_positive_comparison_operator): Same.
5890 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
5892 * Makefile.in (tree-ssa-sink.o): New.
5893 (OBJS-common): Add tree-ssa-sink.o.
5894 * common.opt: Add -ftree-sink
5895 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
5896 * timevar.def (TV_TREE_SINK): new timevar.
5897 * tree-flow.h (is_hidden_global_store): Prototype.
5898 * tree-optimize.c (init_tree_optimization_passes): Add
5900 * tree-pass.h (pass_sink_code): New.
5901 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
5902 for non-obvious global store store to is_hidden_global_store, and
5903 call that new function.
5904 * tree-ssa-sink.c: New file.
5905 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
5906 * doc/passes.texi: Document forward store motion.
5907 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
5908 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
5909 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
5910 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
5912 2005-03-01 Per Bothner <per@bothner.com>
5914 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
5915 and we have a non-zero column-number, add it to the message.
5916 Also factor out the diagnostic_kind_text.
5918 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5920 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
5921 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5922 flow_loop_scan): Removed.
5923 (flow_loop_dump): Do not dump removed fields.
5924 (flow_loop_free): Do not free removed fields.
5925 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
5926 (loop_exit_edge_p): New function.
5927 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
5928 num_pre_header_edges, entry_edges, num_entries, exit_edges,
5929 num_exits, exits_doms.
5930 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
5931 LOOP_EDGES, LOOP_ALL): Removed.
5932 (flow_loop_scan): Declaration removed.
5933 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
5934 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
5936 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
5937 (if_convert): Call flow_loops_find and flow_loops_free
5938 when calling mark_loop_exit_edges.
5939 * cfgloopanal.c (mark_loop_exit_edges): Moved from
5940 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
5941 free_dominance_info calls.
5942 * loop-init.c (flow_loops_find): Ditto.
5943 * passes.c (rest_of_handle_branch_prob): Ditto.
5944 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
5945 * loop-unroll.c (analyze_insns_in_loop): Do not use
5947 * predict.c (predict_loops): Do not call flow_loop_scan.
5948 Use get_loop_exit_edges.
5949 (tree_estimate_probability): Do not pass flags to flow_loops_find.
5950 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
5951 Do not use EDGE_LOOP_EXIT.
5952 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
5953 to bb_with_exit_edge_p.
5954 (if_convertible_loop_p): Do not call flow_loop_scan. Use
5955 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
5956 to bb_with_exit_edge_p.
5957 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
5959 * tree-loop-linear.c (linear_transform_loops): Do not call
5960 flow_loop_scan. Use loop->single_exit.
5961 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
5962 (vect_analyze_loop_form): Do not call flow_loop_scan.
5963 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
5965 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
5967 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
5968 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5969 slpeel_tree_duplicate_loop_to_edge_cfg,
5970 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
5971 Use loop_preheader_edge and loop->single_exit. Do not call
5974 2005-03-01 Nick Clifton <nickc@redhat.com>
5976 * config/arm/arm.c (thumb_find_work_register): Check all of the
5977 argument registers to see if they are free, and a couple of
5978 special cases where the last argument register but can be proved
5979 to be available during the function's prologue.
5980 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
5981 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
5982 thumb_unexpanded_epilogue): Use unsigned long as the type for the
5984 (thumb_compute_save_reg_mask): Likewise. Also use
5985 thumb_find_work_register() to ensure that there is agreement about
5986 which work register is going to be used in the prologue.
5987 (thumb_output_function_prologue): Use unsigned long as the type
5988 for the register bit-mask. Also delay pushing the link register if
5989 other high registers are going to be pushed.
5990 (thumb_compute_save_reg_mask, emit_multi_reg_push,
5991 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
5992 redundant prototypes.
5994 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
5997 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
5998 and after reload in REG+REG indexed addresses without REG_POINTER
5999 set in the base and not set in the index.
6001 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6003 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
6004 Don't undefine here.
6005 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
6006 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
6007 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6008 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
6009 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
6011 * config.gcc (sh*-*-linux*): Use config/linux.h.
6013 2005-02-28 Dale Johannesen <dalej@apple.com>
6014 Stan Shebs <shebs@apple.com>
6016 Rewrite of 64-bit Darwin structure-by-value pass/return.
6017 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
6018 intoffset, use_stack, named.
6019 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
6020 (rs6000_darwin64_record_arg_advance_flush): New.
6021 (rs6000_darwin64_record_arg_advance_recurse): New.
6022 (rs6000_darwin64_record_arg_flush): New.
6023 (rs6000_darwin64_record_arg_recurse): New.
6024 (rs6000_darwin64_record_arg): New.
6025 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
6026 (function_arg_boundary): Handle 128-bit aligned structs.
6027 (function_arg_advance): Rewrite darwin64 struct handling.
6028 (function_arg): Call rs6000_darwin64_record_arg.
6029 (function_arg_partial_nregs): Handle darwin64 structs.
6030 (rs6000_darwin64_function_value): Remove.
6031 (rs6000_function_value): Call rs6000_darwin64_record_arg.
6033 2005-02-28 Roger Sayle <roger@eyesopen.com>
6035 PR tree-optimization/20216
6036 * tree-chrec.c (tree_fold_factorial): Delete.
6037 (tree_fold_binomial): Change argument list to take a return type
6038 and change the type of K to unsigned int. Rewrite to avoid explicit
6039 evaluation of factorials, and (recursively) calling fold to perform
6040 compile-time arithmetic. Return NULL on (internal) overflow.
6041 (chrec_evaluate): Change type of K to an unsigned int. Avoid
6042 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
6043 if any intermediate calculation overflows.
6044 (chrec_apply): Update call to chrec_evaluate.
6046 2005-02-28 James E Wilson <wilson@specifixinc.com>
6048 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
6050 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
6053 * c-parser.c (c_parser_compound_statement): Return error_mark_node
6054 instead of NULL_TREE on error.
6056 2005-02-28 David Edelsohn <edelsohn@gnu.org>
6058 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
6059 (EASY_VECTOR_15_ADD_SELF): Remove.
6060 (num_insns_constant_wide): Not static.
6061 (validate_condition_mode): Not static.
6062 (toc_relative_expr_p): Not static.
6063 (legitimate_indirect_address_p): Not static.
6064 (macho_lo_sum_memory_operand): Not static.
6065 (invalid_e500_subreg): Not static.
6066 (easy_vector_same): Not static.
6067 (easy_vector_splat_const): Not static.
6068 (RS6000_SYMBOL_REF_TLS_P): Remove.
6069 (any_operand): Delete.
6070 (any_parallel_operand): Delete.
6071 (count_register_operand): Delete.
6072 (altivec_register_operand): Delete.
6073 (xer_operand): Delete.
6074 (s8bit_cint_operand): Delete.
6075 (short_cint_operand): Delete.
6076 (u_short_cint_operand): Delete.
6077 (non_short_cint_operand): Delete.
6078 (exact_log2_cint_operand): Delete.
6079 (gpc_reg_operand): Delete.
6080 (cc_reg_operand): Delete.
6081 (cc_reg_not_cr0_operand): Delete.
6082 (reg_or_short_operand): Delete.
6083 (reg_or_neg_short_operand): Delete.
6084 (reg_or_aligned_short_operand): Delete.
6085 (reg_or_u_short_operand): Delete.
6086 (reg_or_cint_operand): Delete.
6087 (reg_or_arith_cint_operand): Delete.
6088 (reg_or_add_cint64_operand): Delete.
6089 (reg_or_sub_cint64_operand): Delete.
6090 (reg_or_logical_cint_operand): Delete.
6091 (got_operand): Delete.
6092 (got_no_const_operand): Delete.
6093 (easy_fp_constant): Delete.
6094 (easy_vector_constant): Delete.
6095 (easy_vector_constant_add_self): Delete.
6096 (zero_constant): Delete.
6097 (zero_fp_constant): Delete.
6098 (volatile_mem_operand): Delete.
6099 (offsettable_mem_operand): Delete.
6100 (mem_or_easy_const_operand): Delete.
6101 (add_operand): Delete.
6102 (non_add_cint_operand): Delete.
6103 (logical_operand): Delete.
6104 (non_logical_cint_operand): Delete.
6105 (mask_operand): Delete.
6106 (mask_operand_wrap): Delete.
6107 (mask64_operand): Delete.
6108 (mask64_2_operand): Delete.
6109 (and64_operand): Delete.
6110 (and64_2_operand): Delete.
6111 (and_operand): Delete.
6112 (reg_or_mem_operand): Delete.
6113 (lwa_operand): Delete.
6114 (symbol_ref_operand): Delete.
6115 (call_operand): Delete.
6116 (current_file_function_operand): Delete.
6117 (input_operand): Delete.
6118 (rs6000_nonimmediate_operand): Delete.
6119 (rs6000_tls_symbol_ref): Delete.
6120 (save_world_operation): Delete.
6121 (restore_world_operation): Delete.
6122 (load_multiple_operation): Delete.
6123 (store_multiple_operation): Delete.
6124 (vrsave_operation): Delete.
6125 (mfcr_operation): Delete.
6126 (mtcrf_operation): Delete.
6127 (lmw_operation): Delete.
6128 (stmw_operation): Delete.
6129 (branch_comparison_operator): Delete.
6130 (branch_positive_comparison_operator): Delete.
6131 (scc_comparison_operator): Delete.
6132 (trap_comparison_operator): Delete.
6133 (boolean_operator): Delete.
6134 (boolean_or_operator): Delete.
6135 (min_max_operator): Delete.
6136 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
6137 (EASY_VECTOR_15): Moved to here.
6138 (EASY_VECTOR_15_ADD_SELF): Move to here.
6139 (PREDICATE_CODES): Delete.
6140 * config/rs6000/rs6000-protos.h: Delete predicate functions.
6141 Declare functions no longer static.
6142 * config/rs6000/predicates.md: New.
6143 * config/rs6000/rs6000.md: Include predicates.md
6145 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
6147 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
6148 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
6150 * cfgrtl.c (need_fake_edge_p): Likewise.
6151 * combine.c (distribute_notes): Likewise.
6152 * emit-rtl.c (try_split): Likewise.
6153 * recog.c (peephole2_opimize): Likewise.
6154 * reg-notes.def (ALWAYS_RETURN): Remove.
6155 * rtl.h (LCT_ALWAYS_RETURN): Remove.
6156 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
6157 * tree.h (ECF_ALWAYS_RETURN): Remove.
6159 2005-02-28 Roger Sayle <roger@eyesopen.com>
6162 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
6163 between different machine modes is never a "useless" conversion.
6165 2005-02-28 Geert Bosch <bosch@gnat.com>
6168 * doc/contrib.texi: List contributors for Ada front end
6170 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6172 * simplify-rtx.c (simplify_unary_operation_1,
6173 simplify_const_unary_operation): New, extracted from...
6174 (simplify_unary_operation): ... this one.
6175 (simplify_binary_operation_1,
6176 simplify_const_binary_operation): New, extracted from...
6177 (simplify_binary_operation): ... this one.
6178 * rtl.h (simplify_const_unary_operation,
6179 simplify_const_binary_operation): Add prototypes.
6181 2005-02-28 Julian Brown <julian@codesourcery.com>
6183 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
6184 building libjava and caused PR regression/20228.
6186 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6189 * Makefile.in (host_subdir): New.
6190 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
6191 * configure: Regenerate.
6193 2005-02-27 Zack Weinberg <zack@codesourcery.com>
6195 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
6196 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
6197 installation directory first.
6199 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
6202 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
6203 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
6204 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
6205 * config/cris/cris.md: Tweak comments referring to Q.
6206 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
6207 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
6208 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
6209 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
6210 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
6211 Insert spaces in constraints to align alternatives vertically for
6213 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
6216 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6218 PR rtl-optimization/17728
6219 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
6220 operand 0 from general_operand to move_dest_operand.
6222 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6224 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
6225 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
6226 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
6227 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
6229 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
6231 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
6232 * configure: Regenerate.
6233 * libada-mk.in: Remove CC; rename
6234 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
6236 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
6239 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
6240 for the lhs, also walk over the tree. Likewise for rhs.
6242 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
6244 * tree-ssa-dom.c (simple_iv_increment_p): New function.
6245 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
6246 Do not propagate value of iv before increment over the increment.
6248 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
6250 * c-parser.c: New file.
6251 * c-parse.in: Remove.
6252 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
6254 (c-parser.o): Add dependencies.
6255 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
6256 maintainer-clean, TAGS): Update.
6257 * c-config-lang.in (gtfiles): Update.
6258 * gengtype-lex.l: Don't handle "@@".
6259 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
6260 objc_build_synchronized, objc_begin_try_stmt,
6261 objc_begin_catch_clause, objc_finish_catch_clause,
6262 objc_build_finally_clause, objc_finish_try_stmt): New.
6263 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
6265 (c_parse_init): Update comment.
6266 * c-decl.c (c_init_decl_processing): Update comment.
6267 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
6268 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
6269 new c_declspecs members.
6271 2005-02-25 Julian Brown <julian@codesourcery.com>
6273 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
6274 from being used for symbols with vague linkage when
6275 HAVE_GAS_COMDAT_GROUP is true.
6277 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6279 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
6281 2005-02-25 Steve Ellcey <sje@cup.hp.com>
6284 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
6285 (LIBGCC2_HAS_DF_MODE): New.
6286 (LIBGCC2_HAS_XF_MODE): New.
6287 (LIBGCC2_HAS_TF_MODE): New.
6288 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6289 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6290 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6291 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6292 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
6293 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
6294 and add _fixtfdi, _fixunstfdi, _floatditf
6295 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
6296 L_fixunstfdi, L_floatditf.
6297 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
6298 (LIBGCC2_HAS_TF_MODE): Define.
6300 2005-02-25 Diego Novillo <dnovillo@redhat.com>
6302 PR tree-optimization/20204
6303 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
6304 REWRITE_THIS_STMT markers on PHI nodes.
6305 (rewrite_initialize_block): Likewise.
6307 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6309 * version.c (version_string): Update to 4.1.
6311 2005-02-25 Paolo Carlini <pcarlini@suse.de>
6313 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
6314 Clarify that the alternative way doesn't work in GNU C++.
6316 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6318 PR tree-optimization/19937
6319 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
6320 to the type of the induction variable.
6322 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
6324 PR rtl-optimization/20117
6325 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
6326 the block including noncopyable insn.
6328 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6330 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
6331 calls to find_reg_note.
6333 2005-02-24 Richard Henderson <rth@redhat.com>
6336 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
6339 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
6341 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
6342 vector types if to use base reg for misaligned non-word ld/std.
6344 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6347 * config/cris/cris.c (cris_target_asm_function_prologue): Create
6348 dwarf2 label manually and put it after, not before the prologue.
6350 2005-02-24 David Edelsohn <edelsohn@gnu.org>
6353 * reload.c (operands_match_p): Only increment register number for
6354 SCALAR_INT_MODE_P modes in multiple hard registers.
6356 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
6359 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6361 * ChangeLog.5: Fix log message typo(s).
6362 * ChangeLog.7: Likewise.
6363 * ChangeLog.tree-ssa: Likewise.
6364 * cfgexpand.c: Fix comment typo(s).
6365 * conflict.c: Likewise.
6366 * defaults.h: Likewise.
6367 * dwarf2out.c: Likewise.
6369 * ggc-page.c: Likewise.
6370 * tree-eh.c: Likewise.
6371 * tree-ssa-dom.c: Likewise.
6373 2005-02-24 Jakub Jelinek <jakub@redhat.com>
6376 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
6377 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
6378 if SHARED is defined.
6381 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
6382 allow splitting only if operands 0 and 3 don't overlap.
6384 2005-02-24 Richard Henderson <rth@redhat.com>
6387 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
6388 (fold_builtin_1): Call them.
6389 * fold-const.c (fold_complex_mult_parts): Split out from ...
6390 (fold_complex_mult): ... here. Fix typo in both imaginary case.
6391 (fold_complex_div_parts, fold_complex_div): New.
6393 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
6395 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6397 * tree-ssa-ccp.c (visit_assignment): Verify that result of
6398 VIEW_CONVERT_EXPR is_gimple_min_invariant.
6400 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
6401 (print_node): Likewise.
6402 Print TYPE_SIZES_GIMPLIFIED.
6404 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6406 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
6407 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
6408 operands as commutative in constraints.
6410 2005-02-24 Diego Novillo <dnovillo@redhat.com>
6412 * tree-into-ssa.c: Re-organize internal functions.
6414 2005-02-24 Richard Henderson <rth@redhat.com>
6417 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
6419 * common.opt (fcx-limited-range): New.
6420 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
6421 * toplev.c (flag_complex_method): Initialize to 1.
6422 (process_options): Set flag_complex_method to 0 if
6423 flag_cx_limited_range.
6424 * doc/invoke.texi (-fcx-limited-range): New.
6426 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6428 * cse.c (delete_trivially_dead_insns): Speed up by using
6429 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
6432 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
6434 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
6435 functions when -mid-shared-library is being used.
6437 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
6439 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
6440 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
6441 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
6442 * system.h: Poison LINK_LIBGCC_SPECIAL.
6444 2005-02-23 James E Wilson <wilson@specifixinc.com>
6446 * gengtype.c (note_insn_name): Make 1 element larger.
6448 2005-02-23 Roger Sayle <roger@eyesopen.com>
6451 PR rtl-optimization/20097
6452 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6453 BImode SUBREGs of SImode registers which confuse the ia64 backend.
6455 2005-02-23 David Edelsohn <edelsohn@gnu.org>
6457 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
6458 * t-aix52 (SHLIB_INSTALL): Same.
6460 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
6462 * genpreds.c: Update copyright.
6464 2005-02-23 Michael Beach <michaelb@ieee.org>
6467 * config/sparc/t-elf (startup files): Assemble with CPP.
6469 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
6471 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
6472 (write_predicate_expr): Likewise.
6474 2005-02-22 Diego Novillo <dnovillo@redhat.com>
6476 PR tree-optimization/20100
6477 PR tree-optimization/20115
6478 * tree-optimize.c (init_tree_optimization_passes): Remove
6479 pass_maybe_create_global_var.
6480 * tree-pass.h (pass_maybe_create_global_var): Remove.
6481 * tree-ssa-alias.c (aliases_computed_p): Declare.
6482 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
6483 (count_calls_and_maybe_create_global_var): Remove.
6484 (pass_maybe_create_global_var): Remove.
6485 (init_alias_info): Do not declare aliases_computed_p.
6486 (maybe_create_global_var): If the function contains no
6487 call-clobbered variables and a mix of pure/const and regular
6488 function calls, create .GLOBAL_VAR.
6489 Mark all call-clobbered variables for renaming.
6490 (merge_pointed_to_info): Update comment.
6491 (add_pointed_to_var): Likewise.
6492 (is_escape_site): Likewise.
6493 Accept struct alias_info * instead of size_t *.
6495 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
6497 * tree-ssa-operands.c (get_call_expr_operands): If
6498 ALIASES_COMPUTED_P is false, do not add call-clobbering
6500 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
6501 (delete_tree_ssa): Likewise.
6503 2005-02-22 James E Wilson <wilson@specifixinc.com>
6505 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
6506 (do_compile): Do call it here.
6508 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
6510 PR rtl-optimization/20017.
6511 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
6512 rest_of_handle_cse2, rest_of_handle_gcse): Call
6513 delete_dead_jumptables immediately before calling cleanup_cfg.
6515 2005-02-22 Devang Patel <dpatel@apple.com>
6518 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
6521 2005-02-22 David Edelsohn <edelsohn@gnu.org>
6523 * config/rs6000/aix.h (WINT_TYPE): Define.
6525 2005-02-22 Stan Shebs <shebs@apple.com>
6527 * config/rs6000/rs6000.c (rs6000_override_options): Default to
6528 natural alignment for 64-bit Darwin.
6529 (rs6000_parse_alignment_option): Warn about uses of -malign-power
6531 * doc/invoke.texi: Document this.
6533 2005-02-22 DJ Delorie <dj@redhat.com>
6535 * c-common.c (c_common_type_for_mode): Pass the mode's precision
6536 to make_[un]signed_type, not the mode itself.
6538 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
6540 * cfg.c (cached_make_edge): Call make_edge if edge cache is
6541 not available. Use tail calls wherever possible.
6542 (make_edge): Call unchecked_make_edge to create an edge.
6544 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
6545 (coalesce_ssa_name): Don't check for
6546 SSANORM_USE_COALESCE_LIST.
6547 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
6549 2005-02-22 Diego Novillo <dnovillo@redhat.com>
6551 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
6552 (rewrite_into_ssa): ... here.
6554 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
6556 PR tree-optimization/19786
6557 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
6558 tag to another's may-alias bitmap when adding to the other's list.
6560 2005-02-21 DJ Delorie <dj@redhat.com>
6562 * tree-ssa-loop-ivopts.c (computation_cost): Start register
6563 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
6564 registers in unsupported ways.
6565 * expmed.c (init_expmed): Likewise.
6567 2005-02-21 Stan Cox <scox@redhat.com>
6569 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
6571 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
6573 * tree-cfg.c (fold_cond_expr_cond): New.
6574 (make_edges): Call fold_cond_expr_cond.
6575 (find_taken_edge): Accept nothing but INTEGER_CST.
6576 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
6578 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
6580 * flow.c (delete_dead_jumptables): Speed up by scanning insns
6581 that do not belong to any basic block.
6583 2005-02-21 Jeff Law <law@redhat.com>
6585 * cfganal.c (find_unreachable_blocks): Manually CSE load of
6588 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
6590 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
6591 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
6592 Adjust their definitions.
6593 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
6594 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
6596 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
6597 genautomata.c, langhooks.c, langhooks.h, system.h,
6598 config/arm/lib1funcs.asm: Update copyright.
6600 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6602 * dbxout.c (dbxout_function_end): Emit Lscope label always.
6604 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
6607 * doc/install.texi: Document --with-gc.
6609 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
6611 * simplify-rtx.c (simplify_unary_operation): Add a missing
6614 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6616 PR tree-optimization/18663
6617 * tree-ssa-dom.c (extract_range_from_cond): Return 0
6618 if the type has variable bounds.
6620 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
6622 * gcse.c: Remove an obsolete comment.
6624 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
6626 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
6628 * doc/extend.texi (Function Attributes) <Attribute const>: The
6629 attribute "pure" is below this text, not above.
6631 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6633 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
6634 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
6635 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
6637 2005-02-20 Zack Weinberg <zack@codesourcery.com>
6640 * langhooks.h (struct lang_hooks): Add to_target_charset.
6641 * langhooks.c (lhd_to_target_charset): New function.
6642 * langhooks-def.h: Declare lhd_to_target_charset.
6643 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
6644 (LANG_HOOKS_INITIALIZER): Update.
6645 * c-common.c (c_common_to_target_charset): New function.
6646 * c-common.h: Declare it.
6647 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
6648 c_common_to_target_charset.
6650 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
6651 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
6653 * system.h: Poison them.
6654 * doc/tm.texi: Don't discuss them.
6655 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
6656 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
6657 (pp_c_char): Do not attempt to generate letter escapes for
6659 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
6660 * config/mips/mips.c (mips_output_ascii): Likewise.
6662 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
6664 PR tree-optimization/19951
6665 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
6668 2005-02-19 Steven Bosscher <stevenb@suse.de>
6671 * function.h (struct function): New field `max_loop_depth'.
6672 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
6673 (flow_loops_find): Reset the max loop depth count before finding loops.
6674 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
6675 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
6676 (calculate_global_regs_live): Make sure the loop will terminate
6677 when the initial sets are not empty.
6679 2005-02-19 Zack Weinberg <zack@codesourcery.com>
6681 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
6683 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
6685 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
6688 * doc/invoke.texi: Remove documentation of %M spec.
6690 (init_spec): Remove %M suffix from -lgcc_s.
6691 (do_spec_1): Remove 'M' case.
6692 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
6693 to put shared libraries in the multilib directory. Remove the
6694 shlib_so_soname substitution variable. Don't add a multilib encoding
6695 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
6696 reported by -print-multi-os-directory. Pass @multilib_dir@ to
6697 SHLIB_INSTALL as well as SHLIB_LINK.
6698 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
6699 (SHLIB_NAME): Delete.
6700 (SHLIB_DIR): New macro.
6701 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
6702 (SHLIB_INSTALL): Adjust accordingly.
6703 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
6704 * config/t-slibgcc-sld: Likewise.
6705 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
6706 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
6707 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
6709 (SHLIBUNWIND_INSTALL): Adjust accordingly.
6710 * config/i386/t-nwld (SHLIB_SONAME): Delete.
6711 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
6712 Use @shlib_base_name@ instead of @shlib_so_name@.
6713 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
6714 and @shlib_base_name@.so in @multilib_dir@.
6715 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
6716 to the install path.
6717 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
6718 (SHLIB_LINK): Remove previous workaround.
6719 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
6720 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
6721 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
6723 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
6724 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
6725 (SHLIB_INSTALL): Adjust accordingly.
6726 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
6727 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
6728 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
6729 config/t-slibgcc-elf-ver.
6731 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
6732 Jakub Jelinek <jakub@redhat.com>
6734 PR tree-optimization/19828
6735 * tree-ssa-loop-im.c: Add a TODO comment.
6736 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
6737 without side-effects.
6739 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6741 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
6744 2005-02-18 James E. Wilson <wilson@specifixinc.com>
6746 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
6747 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
6748 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
6750 (ia64_reorg): Delete fixup_errata call.
6751 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
6752 (TARGET_SWITCHES): Delete -mb-step entry.
6754 2005-02-19 Jakub Jelinek <jakub@redhat.com>
6757 * c-typeck.c (composite_type): Handle quals in transparent unions.
6758 (type_lists_compatible_p): Likewise.
6760 2005-02-18 Stan Shebs <shebs@apple.com>
6762 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
6763 expressions in the .literal8 section.
6765 2005-02-18 Geoffrey Keating <geoffk@apple.com>
6767 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
6769 2005-02-18 Roger Sayle <roger@eyesopen.com>
6771 * fold-const.c (constant_boolean_node): Always create values of the
6772 specified type, don't bother calling truthvalue_conversion.
6774 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6776 * except.c (output_function_exception_table): Call
6777 assemble_external_libcall (eh_personality_libfunc).
6779 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6782 * config/ia64/ia64.h (struct machine_function): Add state_num.
6783 * config/ia64/ia64.c (process_epilogue,
6784 process_for_unwind_directive): Use new unwind state numbers each
6785 time rather than state 1.
6787 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
6790 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
6791 before the "*llgt_didi" pattern.
6793 2005-02-18 Jason Merrill <jason@redhat.com>
6795 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
6797 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
6799 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
6800 (div0): Use it in place of ARM_FUNC_ALIAS.
6801 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
6803 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
6806 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
6807 access, the lower bound of the array type if it exists.
6809 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
6812 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
6813 cases that are out-of-range for the index type.
6815 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6817 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
6818 (estimate_case_costs): Don't call convert.
6819 * expmed.c (expand_shift): Likewise.
6820 (make_tree): Call fold_convert instead of convert.
6822 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6825 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
6826 that ref to be marked MEM_READONLY_P doesn't have base that needs
6829 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6831 * genautomata.c (output_get_cpu_unit_code_func,
6832 output_cpu_unit_reservation_p): Don't generate old-style function
6835 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6838 PR tree-optimization/20009
6839 * convert.c (convert_to_integer): Revert 2005-02-16 change.
6841 PR tree-optimization/18947
6842 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
6843 inline, remove all nodes that are inlined into the extern inline
6846 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6848 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
6849 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
6850 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
6851 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
6854 2005-02-17 Roger Sayle <roger@eyesopen.com>
6856 PR tree-optimization/19917
6857 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
6858 to be potentially trapping.
6860 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6862 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
6864 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
6866 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
6867 tem becomes a local variable which is set to the value of the
6868 back end defined INITIAL_FRAME_ADDRESS macro.
6869 (expand_builtin_frame_address): Omit the base parameter to
6870 expand_builtin_return_addr.
6871 (expand_builtin_profile_func): Likewise.
6872 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
6873 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
6874 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
6876 2005-02-17 Jakub Jelinek <jakub@redhat.com>
6878 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
6879 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
6880 * config/frv/frv.c (frv_function_epilogue): Likewise.
6882 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
6884 * lambda-code (perfect_nestify): Remove mark/unmark
6886 * tree-loop-linear.c (linear_transform_loops): Add
6887 rewrite_into_ssa call so that ssa is correct for
6888 rewriting into loop closed.
6890 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
6892 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
6893 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
6895 * bt-load.c (btr_def_live_range, combine_btr_defs,
6896 migrate_btr_def, migrate_btr_defs): Likewise.
6897 * cfgcleanup.c (thread_jump): Likewise.
6898 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
6899 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
6900 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
6901 df_rd_local_compute, df_reg_info_compute): Likewise.
6902 * dominance.c (init_dom_info, free_dom_info): Likewise.
6903 * flow.c (init_propagate_block_info,
6904 free_propagate_block_info): Likewise.
6905 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
6906 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
6907 modify_reg_pav): Likewise.
6908 * loop-invariant.c (find_defs, find_invariant_insn,
6909 find_invariants, free_inv_motion_data): Likewise.
6910 * predict.c (tree_predict_by_opcode,
6911 estimate_bb_frequencies): Likewise.
6912 * stmt.c (expand_case): Likewise.
6913 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
6914 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
6915 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
6916 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
6917 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
6918 rewrite_ssa_into_ssa): Likewise.
6919 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6920 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
6921 analyze_edges_for_bb, perform_edge_inserts): Likewise.
6922 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
6923 * tree-sra.c (tree_sra): Likewise.
6924 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
6925 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
6926 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
6927 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
6928 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
6929 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
6931 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
6932 calculate_live_on_entry, calculate_live_on_exit,
6933 build_tree_conflict_graph): Likewise.
6934 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
6935 record_important_candidates, set_use_iv_cost, find_depends,
6936 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
6937 tree_ssa_iv_optimize_finalize): Likewise.
6938 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
6939 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
6940 tree_duplicate_loop_to_header_edge): Likewise.
6941 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
6942 * tree-ssa.c (verify_flow_insensitive_alias_info,
6943 verify_name_tags, verify_ssa, init_tree_ssa,
6944 delete_tree_ssa): Likewise.
6945 * tree-ssanames.c (marked_ssa_names, init_ssanames,
6946 fini_ssanames): Likewise.
6947 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
6949 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
6951 * config/rs6000/t-rtems: Completely reworked.
6953 2005-02-17 Ira Rosen <irar@il.ibm.com>
6955 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
6957 2005-02-17 Ira Rosen <irar@il.ibm.com>
6959 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
6960 POINTER_TYPE_P when checking that type is a pointer.
6961 (vect_get_memtag): Remove.
6962 (vect_address_analysis): Use POINTER_TYPE_P. Call
6963 vect_object_analysis with dummy parameter for memtag.
6964 (vect_object_analysis): Extract memtag (functionality that
6965 used to be in vect_get_memtag and moved here). Fix printings.
6966 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
6967 with correct parameters. Remove call to vect_get_memtag.
6969 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
6971 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
6972 (tree-vectorizer.o): Added missing dependencies.
6974 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
6976 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
6977 declaration in tree-vectorizer.c, now has an extern declaration in
6979 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6980 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6981 get_vectype_for_scalar_type, vect_is_simple_use,
6982 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6983 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
6984 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
6985 vectorizable_store, vectorizable_operation, vectorizable_assignment,
6986 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
6987 find_loop_location): Likewise.
6989 * tree-vectorizer.c (langhooks.h): #include removed.
6990 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
6991 moved to tree-vectorized.h.
6992 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6993 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6994 get_vectype_for_scalar_type, vect_is_simple_use,
6995 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6996 vect_supportable_dr_alignment, new_loop_vec_info,
6997 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
6998 vect_set_verbosity_level, find_loop_location): Likewise.
7000 (vect_analyze_loop): Function externalized. Declaration moved to
7001 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
7002 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
7003 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
7004 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
7005 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
7006 vect_enhance_data_refs_alignment, vect_analyze_operations,
7007 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
7008 vect_stmt_relevant_p, vect_get_loop_niters,
7009 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
7010 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
7011 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
7012 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
7013 vect_get_memtag): Likewise.
7015 (vectorizable_load): Function externalized. Declaration moved to
7016 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
7017 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
7018 vect_transform_loop): Likewise.
7019 (vect_transform_stmt): Moved to tree-vect-transform.c.
7020 (vect_align_data_ref, vect_create_destination_var,
7021 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
7022 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
7023 vect_get_vec_def_for_operand, vect_init_vector,
7024 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
7025 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
7026 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
7027 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
7028 vect_do_peeling_for_loop_bound): Likewise.
7030 * tree-vect-analyze.c: New file.
7031 * tree-vect-transform.c: New file.
7033 2005-02-17 Jason Merrill <jason@redhat.com>
7035 PR mudflap/19319, c++/19317
7036 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
7039 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
7041 * doc/install.texi (Specific): Update link for Darwin-specific
7044 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
7046 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
7047 constant_boolean_node.
7049 2005-02-16 David Edelsohn <edelsohn@gnu.org>
7052 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
7053 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
7055 2005-02-16 Richard Henderson <rth@redhat.com>
7058 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
7060 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
7061 replace uses with Wtype_MAXp1_F.
7062 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
7063 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
7064 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
7065 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
7066 and HAVE_TFMODE as appropriate.
7067 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
7068 (__floatdisf): Likewise.
7069 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
7070 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
7071 (Wtype_MAXp1_F): New.
7072 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
7073 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
7075 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
7078 * arm.c (arm_apply_result_size): New function.
7079 * arm.h (APPLY_RESULT_SIZE): Define.
7080 * arm-protos.h (arm_apply_result_size): Add prototype.
7081 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
7082 (movxf): New expand.
7083 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
7084 (call_value_symbol): Remove predicate for operand 0.
7085 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
7086 (untyped_call): Rework to correclty return values for any type.
7087 (untyped_return): New expand.
7088 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
7090 2005-02-16 Stan Shebs <shebs@apple.com>
7092 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
7093 * config/rs6000/t-darwin8: New, for 64-bit multilib.
7095 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7097 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
7098 configure settings on Solaris 7 and later.
7100 2005-02-16 Diego Novillo <dnovillo@redhat.com>
7102 PR tree-optimization/19865
7103 * tree-optimize.c (init_tree_optimization_passes): Run
7104 pass_may_alias after pass_sra.
7106 2005-02-16 Richard Henderson <rth@redhat.com>
7107 Stuart Hastings <stuart@apple.com>
7110 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
7111 Do nothing if debug info suppressed for this function.
7112 (dbxout_begin_function): Early exit if debug info suppressed for
7115 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
7118 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
7120 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7122 PR tree-optimization/19967
7123 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
7124 expand_builtin_strchr, expand_builtin_strrchr): Take a new
7125 argument TYPE. Adjust calls to fold_builtin_XXX.
7126 (expand_builtin, fold_builtin_1): Adjust calls to
7128 (fold_builtin_strchr, fold_builtin_strpbrk,
7129 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
7130 result to a requested type TYPE.
7132 2005-02-16 Jakub Jelinek <jakub@redhat.com>
7135 * fold-const.c (fold): Don't optimize (T)(x & cst) to
7136 (T)x & (T)cst if (T)cst overflows.
7137 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
7138 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
7140 2005-02-15 Jeff Law <law@redhat.com>
7142 * gcse.c (blocks_with_calls): New bitmap.
7143 (alloc_gcse_mem): Allocate it.
7144 (free_gcse_mem): Free it.
7145 (clear_modifY_mem_tables): Clear it.
7146 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
7147 when we encounter CALL_INSNs.
7148 (compute_transp, case MEM): Handle blocks with calls separate
7149 from blocks without calls. Use bitmap iterators rather than
7152 2005-02-15 Peter O'Gorman <peter@pogma.com>
7155 * mklibgcc.in (vis_hide): Use a temporary object file, not
7158 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
7161 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
7162 access optimization.
7164 2005-02-15 David Edelsohn <edelsohn@gnu.org>
7165 Alan Modra <amodra@bigpond.net.au>
7168 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
7169 (_xlqsub): Rename to __gcc_qsub.
7170 (_xlqmul): Rename to __gcc_qmul.
7171 (_xlqdiv): Rename to __gcc_qdiv.
7172 Provide versioned symbol aliases with old names.
7173 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
7174 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
7175 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
7176 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
7177 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
7179 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7181 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
7182 Fold ~(A - 1) and ~(A + -1) to -A.
7184 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7188 * config/host-linux.c (linux_gt_pch_use_address): Copy from
7189 config/pa/pa-host.c:pa_gt_pch_use_address.
7191 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
7193 * tree-vn.c (get_value_handle): Make sure that given an
7194 is_gimple_min_invariant expression, we always return it.
7196 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7198 * passes.c (rest_of_handle_gcse): Fix a comment.
7200 2005-02-15 Jeff Law <law@redhat.com>
7202 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
7204 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
7205 (canon_list_insert, record_last_mem_set_info): Similarly.
7206 (clear_modify_mem_tables): Similarly.
7208 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7210 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
7211 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
7212 config/mips/mips.md, config/rs6000/aix.h,
7213 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
7215 2005-02-15 Richard Henderson <rth@redhat.com>
7217 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
7218 call to be best_edge.
7220 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7222 * basic-block.h: Adjust the prototype for find_basic_blocks.
7223 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
7224 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
7227 * flow.c (recompute_reg_usage): Remove all arguments.
7228 * passes.c (rest_of_compilation): Adjust the call to
7229 recompute_reg_usage.
7230 * rtl.h: Adjust the prototype for recompute_reg_usage.
7232 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
7234 * tree-dump.c (dump_files): Update to reflect new member
7236 (dump_register): Add new argument.
7238 (dump_switch_p_1): Check against glob name if doglob was passed.
7239 (dump_switch_p): Check against regular first, then glob if
7240 we didn't have any hits on the dump name.
7241 * tree-optimize.c (register_one_dump_file):
7242 Pass in glob name as well.
7243 * tree-pass.h (struct dump_file_info): Add glob
7246 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
7248 PR preprocessor/16323
7249 * doc/invoke.texi: Document that -Wendif-labels is on by default.
7251 2005-02-14 David Edelsohn <edelsohn@gnu.org>
7254 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
7255 (trunctfdf2_internal1): New.
7256 (trunctfdf2_internal2): Renamed from trunctfdf2.
7258 2005-02-14 Diego Novillo <dnovillo@redhat.com>
7260 PR tree-optimization/19853
7261 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
7263 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7265 * passes.c (rest_of_handle_loop_optimize): Remove calls to
7266 delete_dead_jumptables and cleanup_cfg.
7268 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
7270 * reload.c (find_reloads): Swap address_reloaded flags when
7271 swapping commutative operands.
7273 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
7275 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
7276 Use standard_iv_increment_position for computing the bsi position
7278 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
7281 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
7284 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
7285 life range of hard registers.
7286 * value-prof.c (insn_prefetch_values_to_profile): Only
7289 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
7290 profile in libcalls.
7292 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
7294 * bitmap.h (bitmap_and_compl_into): Return bool.
7295 * bitmap.c (bitmap_and_compl_into): Return changed flag.
7297 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7299 PR tree-optimization/19944
7300 * fold-const.c (fold): Re-add ABS_EXPR folding.
7302 2005-02-13 David Edelsohn <edelsohn@gnu.org>
7305 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
7306 {TARGET,MASK}_XL_COMPAT.
7307 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
7309 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
7310 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
7312 (rs6000_arg_partial_bytes): Same.
7313 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
7314 and XL compatibility enabled.
7315 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
7316 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
7317 test to final condition.
7318 (cmptf_internal2): New.
7319 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
7320 xl-compat. Add TFmode information to description.
7322 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
7324 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
7326 2005-02-13 Jason Merrill <jason@redhat.com>
7329 * fold-const.c (fold_indirect_ref_1): Split out from...
7330 (build_fold_indirect_ref): Here.
7331 (fold_indirect_ref): New fn.
7332 * tree.h: Declare it.
7333 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
7334 (gimplify_modify_expr_rhs): Likewise.
7335 (gimplify_expr): Likewise.
7337 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7339 PR tree-optimization/14303
7340 PR tree-optimization/15784
7341 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
7342 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
7343 ABS_EXPR<x> != 0 to x != 0.
7345 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
7347 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
7348 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
7349 spelling conventions.
7351 * passes.c (rest_of_handle_gcse): Don't run cse_main and
7352 delete_trivially_dead_insns too many times.
7354 * passes.c (rest_of_handle_gcse): Remove dead assignments to
7357 2005-02-12 Ira Rosen <irar@il.ibm.com>
7359 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
7360 (vect_is_simple_iv_evolution): Remove redundant parameter
7362 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
7363 without last parameter.
7364 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
7365 Return pointer step. Call vect_is_simple_iv_evolution without
7366 last parameter. Check only that the step is multiple of size
7367 type. Remove stmt_vinfo updates.
7368 (vect_get_memtag_and_dr): Remove.
7369 (vect_get_memtag): New function.
7370 (vect_address_analysis): New function.
7371 (vect_object_analysis): New function.
7372 (vect_analyze_data_refs): Call vect_object_analysis and
7373 vect_get_memtag. Update stmt_vinfo fields.
7375 2005-02-12 Ira Rosen <irar@il.ibm.com>
7377 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
7378 exist and are objects. Remove checks for pointer.
7379 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
7380 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
7381 (vect_create_data_ref_ptr): Likewise.
7382 (vect_base_addr_differ_p): New function.
7383 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
7384 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
7385 Don't set the DR_BASE_NAME field of data-ref.
7386 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
7388 2005-02-12 Uros Bizjak <uros@kss-loka.si>
7390 * optabs.h (enum optab_index): Add new OTI_ldexp.
7391 (ldexp_optab): Define corresponding macro.
7392 * optabs.c (init_optabs): Initialize ldexp_optab.
7393 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
7395 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
7397 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
7398 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
7400 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
7401 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
7404 2005-02-12 Ira Rosen <irar@il.ibm.com>
7406 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
7408 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
7410 (vect_get_base_and_offset): Always return an address.
7411 (vect_create_addr_base_for_vector_ref): Remove treatment for
7412 different data reference types.
7413 (vect_compute_data_ref_alignment): Rename base to base_address in
7414 stmt_vec_info. Get the object in order to force its alignment.
7415 (vect_get_memtag_and_dr): Rename base to base_address in
7416 stmt_vec_info. Extract the object for memtag analysis.
7418 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
7420 PR regression/19898.
7421 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
7422 changes cc_status, use apply modified_in_p to part of cc_status
7423 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
7426 2005-02-11 Richard Henderson <rth@redhat.com>
7428 * tree-complex.c (expand_complex_libcall): New.
7429 (expand_complex_multiplication): Use it for c99 compliance.
7430 (expand_complex_division): Likewise.
7431 * fold-const.c (fold_complex_add, fold_complex_mult): New.
7433 * builtins.c (built_in_names): Remove const.
7434 * tree.c (build_common_builtin_nodes): Build complex arithmetic
7436 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
7437 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
7438 (built_in_names): Remove const.
7439 * c-common.c (c_common_type_for_mode): Handle complex modes.
7440 * flags.h, toplev.c (flag_complex_method): Rename from
7441 flag_complex_divide_method.
7442 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
7443 __mulsc3, __muldc3, __mulxc3, __multc3): New.
7444 * libgcc2.h: Declare them.
7445 * libgcc-std.ver: Export them.
7446 * mklibgcc.in (lib2funcs): Build them.
7448 2005-02-11 Steven Bosscher <stevenb@suse.de>
7450 PR tree-optimization/19876
7451 Partially revert my change from 2005-01-14
7452 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
7453 (compute_antic): ...and remove the loop here.
7455 2005-02-11 Jakub Jelinek <jakub@redhat.com>
7458 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
7459 is number of inner's bits, avoid creating a BIT_FIELD_REF.
7461 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
7462 crtend.o if -pie. Use %{x:a;:b} spec syntax.
7464 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
7466 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
7467 offsets for the big-endian 32-bit case.
7469 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
7471 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
7473 2005-02-11 Dale Johannesen <dalej@apple.com>
7475 * cselib.c (cselib_process_insn): Clear out regs where
7476 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
7477 * reload.c (find_equiv_reg): Ditto.
7479 2005-02-11 Ian Lance Taylor <ian@airs.com>
7481 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
7484 * tree.c (build_function_type_list): Work correctly if there are
7487 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
7489 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
7490 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
7491 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
7492 TARGET_ZARCH instead of TARGET_64BIT.
7494 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
7496 * config/rs6000/t-rtems:
7497 (MULTILIB_OPTIONS): Remove mcpu=602.
7498 (MUTLILIB_DIRNAMES): Remove m602.
7499 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
7500 Let mcpu=602 match mcpu=603.
7501 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
7503 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7505 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
7508 2005-02-10 David Daney <ddaney@avtrex.com>
7510 * config/alpha/linux-unwind.h: Add exception clause to copyright.
7511 * config/i386/linux-unwind.h: Likewise.
7512 * config/ia64/linux-unwind.h: Likewise.
7513 * config/mips/linux-unwind.h: Likewise.
7514 * config/pa/linux-unwind.h: Likewise.
7515 * config/rs6000/linux-unwind.h: Likewise.
7516 * config/s390/linux-unwind.h: Likewise.
7517 * config/sh/linux-unwind.h: Likewise.
7518 * config/sparc/linux-unwind.h: Likewise.
7520 2005-02-10 Steven Bosscher <stevenb@suse.de>
7522 PR tree-optimization/17549
7523 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
7524 TER to replace a DEF with its expression if the DEF and the
7525 rhs of the expression we replace into have the same root
7528 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
7530 * config/mips/mips.md: Fix the placement of the match_scratch in the
7533 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
7535 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
7538 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
7540 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
7541 (strip_offset): Handle addresses.
7542 (add_address_candidates): Use strip_offset.
7543 (difference_cost): Reflect strip_offset change.
7544 (force_var_cost, difference_cost): Strip nops.
7546 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
7548 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
7550 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
7551 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
7552 config/cris/cris-protos.h, config/cris/cris.c: Update
7555 2005-02-10 Jeff Law <law@redhat.com>
7557 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
7558 (lookup_avail_expr): Similarly.
7560 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
7562 * builtins.c (fold_builtin_powi): New function.
7563 (fold_builtin_1): Call it.
7565 2005-02-10 Steven Bosscher <stevenb@suse.de>
7567 PR documentation/19309
7568 * doc/cpp.texi: The __GNUC__ and related predefined macros
7569 are also defined for the "standalone" cpp.
7570 Some non-GCC compilers may also define __GNUC__.
7572 2005-02-10 Jakub Jelinek <jakub@redhat.com>
7575 * c-typeck.c (common_type): New routine. Old common_type renamed
7577 (c_common_type): ...this.
7578 (build_conditional_expr, build_binary_op): Use c_common_type instead
7581 2005-02-10 Steven Bosscher <stevenb@suse.de>
7583 * doc/md.texi: Replace @samp{length} with @code{length}.
7585 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
7587 PR tree-optimization/18687
7588 * tree-flow.h (find_loop_niter): Declare.
7589 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
7590 Try using scev even for loops with more than one exit.
7591 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
7592 (struct ivopts_data): Added niters field.
7593 (struct nfe_cache_elt): New.
7594 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
7596 (tree_ssa_iv_optimize_init): Initialize niters cache.
7597 (determine_number_of_iterations): Removed.
7598 (find_induction_variables): Do not call determine_number_of_iterations.
7599 Access niters for single exit through niter_for_single_dom_exit.
7600 (add_iv_outer_candidates): Access niters for single exit through
7601 niter_for_single_dom_exit.
7602 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
7603 number_of_iterations_cond.
7604 (iv_period): New function.
7605 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
7606 (may_replace_final_value): Take data argument. Use
7607 niter_for_single_dom_exit.
7608 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
7609 (rewrite_use_compare): Pass data to may_eliminate_iv.
7610 (rewrite_use_outer): Pass data to may_replace_final_value.
7611 (free_loop_data): Clean up the niters cache.
7612 (tree_ssa_iv_optimize_finalize): Free the niters cache.
7613 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
7614 * tree-ssa-loop-niter.c (find_loop_niter): New function.
7615 (find_loop_niter_by_eval): Use tree_int_cst_lt.
7616 (num_ending_zeros): Moved to tree.c.
7617 * tree.h (num_ending_zeros): Declare.
7618 * tree.c (num_ending_zeros): Moved from tree.c.
7620 2005-02-09 Richard Henderson <rth@redhat.com>
7622 * builtins.c (DEF_BUILTIN): Add COND argument.
7623 * tree.h (DEF_BUILTIN): Likewise.
7624 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
7625 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
7627 (DEF_BUILTIN_STUB): New.
7628 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
7629 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
7630 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
7631 * c-common.c (DEF_BUILTIN): Add COND argument.
7632 * tree.c (local_define_builtin): New.
7633 (build_common_builtin_nodes): New.
7635 2005-02-09 Roger Sayle <roger@eyesopen.com>
7637 * fold-const.c (fold_strip_sign_ops): New function to simplify a
7638 floating point expression ignoring the sign of the result.
7639 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
7640 (fold) <MULT_EXPR>: Use it to simplify x*x.
7641 * tree.h (fold_strip_sign_ops): Prototype here.
7642 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
7643 argument. Use fold_strip_sign_ops to simplify the first argument.
7644 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
7645 first argument when the second argument is an even integer
7646 constant, but only with -funsafe_math_optimizations.
7647 (fold_builtin_1): Update call to fold_builtin_copysign.
7649 2005-02-09 Ian Lance Taylor <ian@airs.com>
7652 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
7653 just check whether EH_FILTER_FAILURE falls through.
7655 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
7657 * gcc/haifa-sched.c (schedule_block): Make queued sched group
7658 insns return to ready list in the next turn.
7660 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
7663 * builtins.def: New __builtin_powi[lf].
7664 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
7665 (expand_builtin_powi): New function.
7666 (expand_builtin): Dispatch to expand_builtin_powi.
7667 * libgcc2.h: Add prototypes for __builtin_powi[lf].
7668 * libgcc2.c: Add __builtin_powi[lf] implementation.
7669 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
7670 * optabs.h: Add powi_optab.
7671 * optabs.c (init_optabs): Initialize powi_optab.
7672 * doc/extend.texi: Document __builtin_powi[lf].
7674 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
7676 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
7679 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
7682 * fold-const.c (try_move_mult_to_index): Remove redundant
7683 type argument. Create ADDR_EXPR with correct type.
7684 (fold): Update callers of try_move_mult_to_index. Convert
7685 result to the appropriate type.
7687 2005-02-09 Roger Sayle <roger@eyesopen.com>
7690 * config/avr/avr.c (default_rtx_costs): Delete.
7691 (avr_operand_rtx_cost): New function.
7692 (avr_rtx_costs): Completely rewrite.
7694 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
7697 * config/cris/cris.c (in_code): New variable.
7698 (cris_output_addr_const): Now a static function, a wrapper for
7700 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
7701 case from old cris_output_addr_const.
7702 (cris_asm_output_label_ref): Similar for LABEL_REF.
7703 (cris_output_addr_const_extra): Similar for UNSPEC.
7704 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
7705 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
7706 * config/cris/cris-protos.h (cris_output_addr_const): Remove
7708 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
7709 (cris_asm_output_label_ref): Declare.
7711 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
7713 PR preprocessor/19801
7714 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
7715 filenames that changed when libcpp was moved to the toplevel.
7717 2005-02-07 Roger Sayle <roger@eyesopen.com>
7719 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7720 zero extensions of BImode operands. Call lowpart_subreg instead
7721 of gen_lowpart_common and gen_lowpart_SUBREG.
7723 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
7726 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
7727 * configure.ac: Set cc_for_cross_gnattools.
7728 * configure: Regenerate.
7730 2005-02-08 Alan Modra <amodra@bigpond.net.au>
7733 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
7735 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7738 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
7739 of nested functions.
7741 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
7743 * doc/extend.texi: Document deprecated extensions allowing
7744 static floating-point members to have initializers and allowing
7745 floating-point literals in integral constant expressions.
7747 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
7749 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
7750 config/darwin7.h, config/mips/mips.c,
7751 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
7754 * cse.c: Update comments.
7756 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
7759 * builtins.c (fold_builtin_sqrt): Transform
7760 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
7763 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
7764 Dorit Naishlos <dorit@il.ibm.com>
7766 * doc/invoke.texi (ftree-vectorizer-verbose): New.
7767 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
7768 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
7770 * tree.h (vect_set_verbosity_level): New extern function declaration
7772 * tree-vectorizer.h (verbosity_levels): New enum type.
7773 * tree-vectorizer.c (vect_debug_stats): Function removed.
7774 (vect_debug_details): Likewise.
7775 (vect_verbosity_level): Global variable was defined and initialized.
7776 (vect_dump): Global variable definition.
7777 (vect_print_dump_info): New function.
7778 (vect_set_dump_settings): New function.
7779 (vect_set_verbosity_level): New function.
7780 (vectorize_loops): Add call to vect_set_dump_settings.
7782 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
7783 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7784 (slpeel_tree_peel_loop_to_edge): Likewise.
7786 (vect_analyze_offset_expr): Call to vect_print_dump_info with
7787 appropriate verbosity level instead of call to vect_debug_details
7788 or vect_debug_stats.
7789 (vect_get_base_and_offset):
7790 (vect_create_addr_base_for_vector_ref):
7791 (get_vectype_for_scalar_type):
7792 (vect_create_data_ref_ptr):
7794 (vect_get_vec_def_for_operand):
7795 (vect_finish_stmt_generation):
7796 (vectorizable_assignment):
7797 (vectorizable_operation):
7798 (vectorizable_store):
7799 (vectorizable_load):
7800 (vect_transform_stmt):
7801 (vect_update_ivs_after_vectorizer):
7802 (vect_do_peeling_for_loop_bound):
7803 (vect_update_inits_of_drs):
7804 (vect_do_peeling_for_alignment):
7805 (vect_transform_loop):
7806 (vect_is_simple_use):
7807 (vect_analyze_operations):
7808 (vect_is_simple_iv_evolution):
7809 (vect_analyze_scalar_cycles):
7810 (vect_analyze_data_ref_dependence):
7811 (vect_analyze_data_ref_dependences):
7812 (vect_compute_data_ref_alignment):
7813 (vect_enhance_data_refs_alignment):
7814 (vect_analyze_data_refs_alignment):
7815 (vect_analyze_data_ref_access):
7816 (vect_analyze_data_ref_accesses):
7817 (vect_analyze_pointer_ref_access):
7818 (vect_get_memtag_and_dr):
7819 (vect_analyze_data_refs):
7820 (vect_mark_relevant):
7821 (vect_stmt_relevant_p):
7822 (vect_mark_stmts_to_be_vectorized):
7823 (vect_can_advance_ivs_p):
7824 (vect_get_loop_niters):
7825 (vect_analyze_loop_form):
7826 (vect_analyze_loop):
7827 (vectorize_loops): Likewise.
7829 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
7830 (vect_update_inits_of_drs):
7831 (vect_do_peeling_for_alignment):
7832 (vect_transform_loop):
7833 (vect_analyze_operations):
7834 (vect_analyze_scalar_cycles):
7835 (vect_analyze_data_ref_dependences):
7836 (vect_analyze_data_refs_alignment):
7837 (vect_analyze_data_ref_accesses):
7838 (vect_analyze_data_refs):
7839 (vect_mark_stmts_to_be_vectorized):
7840 (vect_get_loop_niters):
7841 (vect_analyze_loop_form):
7842 (vect_analyze_loop): Likewise.
7843 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
7845 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
7849 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7850 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7851 either -ffast-math or -funsafe-math-optimizations is in use.
7853 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7854 * config/mips/irix-csr.c: New file.
7855 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7856 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7857 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7860 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
7862 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
7863 redundant, incorrect definitions.
7865 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
7867 ("*tls_indirect_call"): New, reference hard regs directly.
7868 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
7870 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7872 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
7873 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
7875 2005-02-06 Roger Sayle <roger@eyesopen.com>
7877 PR rtl-optimization/19800
7878 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
7879 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
7882 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7884 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
7886 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
7889 * doc/invoke.texi: Correct documentation of -freorder-functions.
7891 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7894 * doc/invoke.texi: Don't mention gccbug.
7896 2005-02-06 Roger Sayle <roger@eyesopen.com>
7897 Andrew Pinski <pinskia@physics.uc.edu>
7898 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
7900 * simplify-rtx.c (simplify_relational_operation_1): Simplify
7901 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
7902 into just (zero_extract:SI FOO (const_int 1) BAR).
7904 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7906 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
7907 macro locally. Don't give last revision date. Use GCC version
7908 number from gcc-common.texi.
7909 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
7910 revision date. Use GCC version number from gcc-common.texi.
7911 Describe being a library as current state rather than as 3.x
7913 * doc/gcc.texi: Remove last update date.
7914 * doc/gccint.texi: Likewise. Update copyright dates.
7915 * doc/install.texi: Update copyright dates.
7917 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7920 * doc/invoke.texi: Mention for each option included in -Wall that
7921 it is included in -Wall.
7922 * doc/gcc.texi: Update copyright and last modification date.
7924 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7926 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
7927 unnecessary cast to original induction variable increments.
7929 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7931 PR tree-optimization/18219
7932 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
7933 in distributed form.
7935 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
7937 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
7938 Set bitpos and offset later in the function. Do nothing if the
7939 target is a register and if the bitfield lies completely outside
7941 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
7942 here. Return an uninitialised register if the source value is stored
7943 in a register and the bitfield lies completely outside that register.
7945 2005-02-06 Steven Bosscher <stevenb@suse.de>
7947 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
7950 2005-02-06 Marcin Dalecki <martin@dalecki.de>
7952 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
7954 2005-02-06 Geoffrey Keating <geoffk@apple.com>
7956 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
7957 * config/darwin8.h: New.
7958 * config/darwin7.h: Update comment.
7960 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7961 Dorit Naishlos <dorit@il.ibm.com>
7963 * tree-vectorizer.h (LOC): New type.
7964 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
7965 (loop_line_number): New field in struct _loop_vec_info.
7966 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
7968 * tree-vectorizer.c (input.h): Included.
7969 (find_loop_location): New function.
7970 (vect_debug_stats): Argument changed from loop to LOC. Computation of
7971 loop line number removed.
7972 (vect_debug_details): Likewise.
7973 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
7975 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
7976 call to vect_debug_details/stats changed from loop to loop_loc.
7977 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7978 (slpeel_tree_peel_loop_to_edge): Likewise.
7980 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
7981 changed from NULL to UNKNOWN_LOC.
7982 (vect_get_base_and_offset):
7983 (vect_create_addr_base_for_vector_ref):
7984 (get_vectype_for_scalar_type):
7985 (vect_create_data_ref_ptr):
7987 (vect_get_vec_def_for_operand):
7988 (vect_finish_stmt_generation):
7989 (vectorizable_assignment):
7990 (vectorizable_operation):
7991 (vectorizable_store):
7992 (vectorizable_load):
7993 (vect_transform_stmt):
7994 (vect_update_ivs_after_vectorizer):
7995 (vect_do_peeling_for_loop_bound):
7996 (vect_do_peeling_for_alignment):
7997 (vect_transform_loop):
7998 (vect_is_simple_use):
7999 (vect_analyze_operations):
8000 (vect_is_simple_iv_evolution):
8001 (vect_analyze_scalar_cycles):
8002 (vect_analyze_data_ref_dependences):
8003 (vect_compute_data_ref_alignment):
8004 (vect_enhance_data_refs_alignment):
8005 (vect_analyze_data_ref_access):
8006 (vect_analyze_data_ref_accesses):
8007 (vect_analyze_pointer_ref_access):
8008 (vect_get_memtag_and_dr):
8009 (vect_analyze_data_refs):
8010 (vect_mark_relevant):
8011 (vect_stmt_relevant_p):
8012 (vect_mark_stmts_to_be_vectorized):
8013 (vect_can_advance_ivs_p):
8014 (vect_get_loop_niters):
8015 (vect_analyze_loop):
8016 (vectorize_loops): Likewise.
8018 (vectorizable_load): Argument in call to vect_debug_details/stats
8019 changed from loop to LOOP_LOC (loop_vinfo).
8020 (vect_transform_loop):
8021 (vect_analyze_operations):
8022 (vect_analyze_scalar_cycles):
8023 (vect_analyze_data_ref_dependence):
8024 (vect_enhance_data_refs_alignment):
8025 (vect_analyze_data_ref_accesses):
8026 (vect_analyze_pointer_ref_access):
8027 (vect_analyze_data_refs):
8028 (vect_analyze_loop): Likewise.
8030 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
8031 changed from loop to loop_loc.
8033 (vect_enhance_data_refs_alignment): Removed unused variable loop.
8035 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8036 Dorit Naishlos <dorit@il.ibm.com>
8038 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
8040 (vect_analyze_data_ref_dependences): Likewise.
8042 (vect_is_simple_use): Argument changed from loop structure to
8043 loop_vect_info structure.
8044 (vect_can_advance_ivs_p): Likewise.
8045 (vect_create_index_for_vector_ref): Likewise.
8046 (vect_update_ivs_after_vectorizer): Likewise.
8047 (new_stmt_vec_info): Likewise.
8049 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
8050 changed from loop to loop_vinfo.
8051 (vect_create_data_ref_ptr): First argument in call to
8052 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
8053 (vectorizable_assignment): Second argument in call to vect_is_simple_use
8054 was changed from loop to loop_vinfo.
8055 (vectorizable_operation): Likewise.
8056 (vectorizable_store): Likewise.
8057 (vect_mark_stmts_to_be_vectorized): Likewise.
8058 (vect_do_peeling_for_loop_bound): First argument in call to
8059 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
8060 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
8061 was changed from loop to loop_vinfo.
8062 (vect_analyze_data_ref_dependences): Third argument in call to
8063 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
8065 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
8066 (vect_create_data_ref_ptr): Likewise.
8067 (vect_init_vector): Likewise.
8068 (vect_get_vec_def_for_operand): Likewise.
8069 (vectorizable_assignment): Likewise.
8070 (vectorizable_operation): Likewise.
8071 (vectorizable_store): Likewise.
8072 (vectorizable_load): Likewise.
8073 (vect_update_ivs_after_vectorizer): Likewise.
8074 (vect_is_simple_use): Likewise.
8075 (vect_analyze_data_ref_dependence): Likewise.
8076 (vect_analyze_pointer_ref_access): Likewise.
8077 (vect_can_advance_ivs_p): Likewise.
8079 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
8080 before _stmt_vec_info.
8081 (_stmt_vec_info): Loop field replaced by loop_vec_info.
8082 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
8083 (new_stmt_vec_info): Argument changed from loop structure to
8084 loop_vect_info structure
8086 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
8087 (vect_analyze_offset_expr): Avoid 80 columns overflow.
8088 (vect_create_addr_base_for_vector_ref): Likewise.
8089 (vect_analyze_pointer_ref_access): Likewise.
8091 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8094 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
8095 phi flag if the phi is abnormal.
8097 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8100 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
8101 information for the new statement.
8103 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8106 * gcc.c (main): Include the target in -v output.
8108 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
8110 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
8111 Do not drop the extend if we'd have to add a paradoxical subreg
8112 later. Include optabs.h and insn-codes.h.
8113 * Makefile.in (combine.o): Depend on $(OPTABS_H).
8115 2005-02-02 Roger Sayle <roger@eyesopen.com>
8118 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
8119 * fold-const.c (const_binop): Avoid constant folding floating
8120 point operations in modes that use composite representations.
8121 * simplify-rtx.c (simplify_binary_operation): Likewise.
8123 2005-02-02 Geoffrey Keating <geoffk@apple.com>
8125 * config/rs6000/altivec.md (altivec_dst): Make the first operand
8127 (altivec_dstt): Likewise.
8128 (altivec_dstst): Likewise.
8129 (altivec_dststt): Likewise.
8130 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
8133 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8135 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
8136 EXPR_LOCUS from orig_cond to the new cond_stmt.
8137 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
8140 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8142 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
8143 standard_iv_increment_position. Remove call to bsi_next
8144 (no need to bump the iterator anymore).
8145 (vect_create_index_for_vector_ref): Call
8146 standard_iv_increment_position. Remove second function argument.
8147 (vect_finish_stmt_generation): Remove call to bsi_next
8148 (no need to bump the iterator anymore).
8149 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
8150 to vect_create_index_for_vector_ref.
8152 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8154 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
8155 phis are used out of the loop.
8157 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8160 * c-decl.c (undef_nested_function): New variable.
8161 (pop_scope): Diagnose undefined nested functions.
8162 (finish_function): Don't attempt cgraph processing or genericizing
8163 if current top-level function contained an undefined nested
8164 function. Reset undef_nested_function at the end of a top-level
8167 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
8169 * tree.c (build_int_cst_type): Take sign of the value into account
8170 when deciding whether sign extend the value.
8172 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8175 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
8176 (cpp_options, cc1_options): Change %{std*&ansi} to
8177 %{std*&ansi&trigraphs}.
8179 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8181 * cse.c: Update comments.
8183 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
8185 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
8186 arguments go on the stack. Do not put complex doubles in odd/even
8189 2005-02-02 Steven Bosscher <stevenb@suse.de>
8191 * doc/invoke.texi: Update the options enabled at -O1, -O2,
8192 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
8193 -ftree-pre, and -fthread-jumps.
8195 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
8197 PR tree-optimization/19578
8198 * tree-flow.h (modified_noreturn_calls): Declare.
8199 (noreturn_call_p): Declare.
8200 * tree-flow-inline.h (noreturn_call_p): New function.
8201 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
8202 * tree-cfg.c (modified_noreturn_calls): New variable.
8203 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
8204 that contain a mid-block noreturn call.
8205 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
8207 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8209 * df.c (df_def_record_1, df_uses_record): Don't use
8211 * df.h (DF_FOR_REGALLOC): Remove.
8213 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8216 * c-typeck.c (really_start_incremental_init): Reset
8217 constructor_max_index for arrays of incomplete type.
8219 2005-02-02 Jeff Law <law@redhat.com>
8221 * gcse.c (struct reg_set): Store the block index where the register
8222 was set rather than the setting insn.
8223 (record_one_set, compute_transp): Corresponding changes.
8224 (pre_insert_copy_insn): Do not call replace_one_set.
8225 (replace_one_set): Remove.
8227 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8230 * doc/gcov.texi: Fix typo.
8232 2005-02-01 Richard Henderson <rth@redhat.com
8235 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
8236 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
8238 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
8239 * config/i386/i386-protos.h: Update.
8241 2005-02-01 Steven Bosscher <stevenb@suse.de>
8243 PR tree-optimization/19217
8244 * tree-cfg.c (verify_expr): Use the data field to see if TP was
8245 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
8246 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
8247 that it is walking a PHI node.
8249 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
8251 * doc/extend.texi (Nested Functions): Update.
8253 2005-02-01 Richard Henderson <rth@redhat.com>
8256 * optabs.c (expand_copysign_absneg): Export.
8257 * optabs.h (expand_copysign_absneg): Declare.
8258 * config/rs6000/rs6000.md (copysigntf3): New.
8260 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8262 PR tree-optimization/19633
8263 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
8264 * tree-ssa-alias.c (init_alias_info): Initialize.
8265 (merge_pointed_to_info): Set.
8266 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
8267 (dump_points_to_info_for): Show value of pt_null.
8268 (struct count_ptr_d): Declare.
8269 (find_ptr_dereference): Remove.
8270 (ptr_is_dereferenced_by): Remove.
8271 (count_ptr_derefs): New local function.
8272 (count_uses_and_derefs): New local function.
8273 (compute_points_to_and_addr_escape): Call it. If the number
8274 of dereferences is greater than zero, mark the pointer as
8275 dereferenced. If there are fewer dereferences than uses of
8276 the pointer, the pointer's value escapes.
8278 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8280 PR tree-optimization/19670
8281 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
8283 (verify_use): ... set it here, instead.
8285 2005-02-01 Janis Johnson <janis187@us.ibm.com>
8287 * doc/sourcebuild.texi (Test directives): Fix formatting.
8289 * doc/sourcebuild.texi (Test directives): Describe selector
8292 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8294 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
8295 specific 64-bit CPUs.
8297 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
8300 * arm.c (arm_eliminable_register): New function.
8301 (adjacent_mem_locations): Don't allow eliminable registers. Use
8302 HOST_WIDE_INT for address offsets.
8303 * arm-protos.h (arm_eliminable_register): Add prototype.
8305 2005-02-01 Steven Bosscher <stevenb@suse.de>
8307 PR optimization/15242
8308 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
8309 * basic-block.h (duplicate_computed_gotos): Add prototype.
8310 * bb-reorder.c (duplicate_computed_gotos): New function to
8311 duplicate sufficiently small blocks ending in a computed jump.
8312 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
8313 if not optimizing for size.
8314 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
8315 never do tail merging for blocks ending in a computed jump.
8316 * doc/invoke.texi: Document the max-goto-duplication-insns param.
8318 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
8320 Patch from Richard Sandiford <rsandifo@redhat.com>
8321 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
8322 from inheriting a subreg equivalence with a non-spill register.
8324 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
8326 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
8328 * config/frv/frv.c (movcc_fp_destination_operand): New.
8329 (gpr_or_memory_operand): Fix typo in comment.
8330 (gpr_or_memory_operand_with_scratch): New.
8331 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
8332 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
8333 movcc_fp_destination_operand.
8334 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
8335 Legitimize memory addresses using a scratch register.
8337 2005-01-31 Jeff Law <law@redhat.com>
8339 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
8340 bitmap a sparse bitmap instead of a simple bitmap.
8341 (mark_def_sites_initialize_block): Corresponding changes.
8342 (ssa_mark_def_sites_initialize_block): Likewise.
8343 (ssa_mark_phi_uses): Likewise.
8344 (mark_def_site, ssa_mark_def_sites): Likewise.
8345 (mark_def_site_blocks): Likewise.
8346 (rewrite_ssa_into_ssa): Likewise.
8348 * tree-ssa-dom.c (record_cond): Pass correct variable type
8349 for last argument to htab_find_slot_with_hash.
8351 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
8352 effects when optimizing 0 % X. Do not try to optimize X % 0.
8354 2005-01-31 James E. Wilson <wilson@specifixinc.com>
8356 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
8359 2005-02-01 Eric Christopher <echristo@redhat.com>
8361 * config/mips/mips.c (override_options): Warn if -mint64
8363 * doc/invoke.texi (MIPS Options): Document that -mint64 is
8366 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
8368 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
8370 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
8371 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
8372 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
8373 (cached_regno): Initialize to INVALID_REGNUM.
8374 (cse_reg_info_table_size,
8375 cse_reg_info_table_first_uninitialized,
8376 cse_reg_info_timestamp): New.
8377 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
8379 (init_cse_reg_info, get_cse_reg_info_1): New.
8380 (get_cse_reg_info): Cache the last look-up.
8381 (new_basic_block): Update the code to clear mappings from
8382 registers to cse_reg_info entries.
8383 (cse_main): Call init_cse_reg_info.
8385 * cse.c (get_cse_reg_info): Update a comment.
8387 2005-01-31 Steven Bosscher <stevenb@suse.de>
8390 * c-decl.c (start_decl): Do not warn about arrays of elements with
8391 an incomplete type here.
8392 (grokdeclarator): Do it here by making a pedwarn an error.
8393 * c-typeck.c (push_init_level): If there were previous errors with
8394 the constructor type, do not warn about braces for initializers.
8395 (process_init_element): Likewise for excess initializer elements.
8397 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
8399 * cse.c (delete_trivially_dead_insn): Don't iterate.
8401 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
8403 * config/rs6000/rs6000.md (copysignsf3): New expand.
8404 (copysigndf3): Likewise.
8406 2005-01-31 Steven Bosscher <stevenb@suse.de>
8408 * recog.c (constrain_operands): Only look for earlyclobber operand
8409 conflicts if an '&' constraint was seen.
8411 2005-01-31 Marc Espie <espie@openbsd.org>
8413 * config.gcc: Don't include embedded systems fragment, switches default
8414 debugging format to ELF.
8415 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
8416 longer pick it up there.
8418 2005-01-31 Dale Johannesen <dalej@apple.com>
8420 * doc/extend.texi (nested functions): Fix linkage description.
8421 Clarify that static is not allowed.
8423 2005-01-31 Dale Johannesen <dalej@apple.com>
8425 * config/rs6000/darwin.md (movsf_low_di): Make work.
8426 (movdf_low_di): Make work.
8428 2005-01-31 Dale Johannesen <dalej@apple.com>
8430 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
8431 Make work for 64 bit.
8433 2005-01-31 Roger Sayle <roger@eyesopen.com>
8434 Dale Johannesen <dalej@apple.com>
8437 * fold-const.c (fold_binary_op_with_conditional_arg):
8438 Make types match original operands, before STRIP_NOPS.
8440 2005-01-31 Alan Modra <amodra@bigpond.net.au>
8442 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
8443 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
8444 (struct gcc_sigcontext): Delete. Merge contents to..
8445 (struct gcc_ucontext): ..here.
8446 (get_sigcontext): Delete.
8447 (get_regs): New function, like get_sigcontext but return regs ptr.
8448 64-bit version finds regs from r1 to support vdso.
8449 (ppc_linux_aux_vector): New function.
8450 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
8453 2005-01-31 Ira Rosen <irar@il.ibm.com>
8455 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
8457 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
8458 redundant fold. Fix misalignment for MINUS_EXPR.
8459 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
8460 (vect_analyze_pointer_ref_access): Likewise.
8461 (vect_get_memtag_and_dr): Likewise.
8463 2005-01-31 Richard Henderson <rth@redhat.com>
8465 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
8466 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
8467 absnegdf2_i387, absnegxf2_i387): Likewise.
8469 2005-01-31 Richard Henderson <rth@redhat.com>
8472 * optabs.c (expand_copysign_absneg): New.
8473 (expand_copysign_bit): Split out from ...
8474 (expand_copysign): ... here. Use expand_copysign_absneg.
8476 2005-01-30 Roger Sayle <roger@eyesopen.com>
8479 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
8480 constant as the second operand and a register as the third.
8482 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
8485 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
8486 that dllimport'd functions do not use all call-clobbered registers
8489 2005-01-30 Richard Henderson <rth@redhat.com>
8492 * optabs.c (expand_absneg_bit): Split out from expand_unop and
8493 expand_abs_nojump and generalize. Use operand_subword and
8494 emit_no_conflict_block. Support large modes.
8495 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
8497 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
8498 negation to subtraction.
8499 (expand_copysign): Check that the format has signed zeros.
8500 Use operand_subword and emit_no_conflict_block. Support large modes.
8502 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
8504 Fix PR tree-optimization/19624
8506 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
8507 * tree-ssa-pre.c: Add cfgloop.h.
8509 (pre_stats): New member, constified.
8510 (inserted_exprs): New static variable.
8511 (NECESSARY): New macro.
8512 (create_expression_by_pieces): Fold the expression, and
8513 mark it as defaulting to not necessary. Also put in
8515 (fully_constant_expression): New function.
8516 (insert_into_preds_of_block): Modify to not insert phis when we
8517 are playing with induction variables.
8518 Push phis onto the inserted_exprs vector, and mark them as not
8519 necessary by default.
8520 (insert_aux): Call fully_constant_expression on eprime.
8521 If all edges produce the same value, mark it constant.
8522 (mark_operand_necessary): New function.
8523 (remove_dead_inserted_code): New function.
8524 (init_pre): Init loop optimizer to get loop info.
8525 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
8526 (execute_pre): Commit edge inserts, then remove dead code.
8528 2005-01-30 Richard Henderson <rth@redhat.com>
8530 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
8531 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
8533 2005-01-30 Richard Henderson <rth@redhat.com>
8536 * config/i386/i386.c (ix86_expand_copysign): New.
8537 (ix86_split_copysign_const): New.
8538 (ix86_split_copysign_var): Rename from ix86_split_copysign,
8539 rearrange op1/nmask operands.
8540 * config/i386/i386-protos.h: Update.
8541 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
8542 (copysigndf3): Likewise.
8543 (copysignsf3_const, copysigndf3_const): New.
8544 (copysignsf3_var): Rename from copysignsf3, split out splitter
8545 and fix split predicate for X constraint.
8546 (copysigndf3_var): Similarly.
8548 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
8550 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
8551 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
8552 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
8554 2005-01-29 Richard Henderson <rth@redhat.com>
8557 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
8558 of # and * in constraints.
8560 2005-01-29 Richard Henderson <rth@redhat.com>
8563 * expr.c (store_field): Don't strip sub-mode cast when the input
8564 data is even smaller.
8566 2005-01-29 Richard Henderson <rth@redhat.com>
8569 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
8572 2005-01-29 Richard Henderson <rth@redhat.com>
8574 * combine.c (make_field_assignment): Fix argument order
8577 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
8579 PR tree-optimization/15791
8580 * fold-const.c (extract_array_ref): New function.
8581 (fold): Fold comparisons between &a[i] and &a[j] or
8582 semantically equivalent trees.
8584 2005-01-29 Jeff Law <law@redhat.com>
8586 * gcse.c (insert_expr_in_table): Revamp handling of available
8587 and anticipatable occurrence lists to avoid unnecessary list
8589 (insert_set_in_table): Similarly.
8591 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
8593 * c-common.c (fix_string_type): Just use c_build_qualified_type to
8595 (c_build_qualified_type): Build qualified array types with
8596 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
8597 * c-decl.c (c_make_fname_decl): Build unqualified array type
8598 before qualified type.
8599 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
8600 type is qualified, not just if type itself is. Don't apply
8601 qualifiers to array type when declarator is processed. Apply
8602 qualifiers to field type whether or not it is an array type.
8603 Don't handle array types specially for applying qualifiers to
8605 * c-typeck.c (composite_type): Build unqualified element type and
8606 array type when forming composite of array types.
8607 (common_pointer_type, comptypes, comp_target_types,
8608 type_lists_compatible_p, build_indirect_ref, build_array_ref,
8609 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
8611 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
8612 (args2) in variables a1 and a2.
8614 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
8616 * cse.c (n_elements_made, max_elements_made): Remove.
8617 (insert): Don't touch n_elements_made.
8618 (cse_main): Don't touch n_elements_made or max_elements_made.
8620 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
8623 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
8624 configuration part of dp-bit.c to be lost.
8626 2005-01-28 Roger Sayle <roger@eyesopen.com>
8628 * expmed.c (expand_mult_highpart_optab): When attempting to use
8629 a non-widening multiplication in a wider mode, the operands need
8630 to be converted (zero or sign extended) to that mode.
8632 2005-01-28 Ian Lance Taylor <ian@airs.com>
8636 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
8637 through if both operands fall through.
8639 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
8641 * cse.c (fold_rtx) <PC>: Don't optimize.
8643 2005-01-28 Jeff Law <law@redhat.com>
8645 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
8646 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
8648 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
8650 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
8651 cse_reg_info_used_list_end): Remove.
8652 (cse_reg_info_list, cse_reg_info_list_free): New.
8653 (get_cse_reg_info): When allocating an instance of
8654 cse_reg_info, add it to the beginning of the cse_reg_info_list
8655 list. Remove code to maintain cse_reg_info_used_list.
8656 (new_basic_block): Reset the free list to the beginning of
8659 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
8661 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
8662 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
8663 (frv_expand_mdpackh_builtin): New function.
8664 (frv_expand_builtin): Use it to expand __MDPACKH.
8665 * doc/extend.texi (__MDPACKH): Update documentation.
8667 2005-01-28 Uros Bizjak <uros@kss-loka.si>
8669 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
8670 SSE_FLOAT_MODE_P for use_sse computation.
8672 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
8675 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
8677 2005-01-27 Richard Henderson <rth@redhat.com>
8679 * builtins.c (expand_builtin_copysign): New.
8680 (expand_builtin): Call it.
8681 * genopinit.c (optabs): Add copysign_optab.
8682 * optabs.c (init_optabs): Initialize it.
8683 (expand_copysign): New.
8684 * optabs.h (OTI_copysign, copysign_optab): New.
8685 (expand_copysign): Declare.
8687 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
8688 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
8690 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
8691 (ix86_expand_fp_absneg_operator): ... here.
8692 (ix86_split_copysign): New.
8693 * config/i386/i386-protos.h: Update.
8694 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
8695 (copysignsf3, copysigndf3): New.
8697 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
8698 (copysignsf3, ncopysignsf3): New.
8699 (copysigndf3, ncopysigndf3): New.
8700 (copysignxf3, ncopysignxf3): New.
8701 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
8703 2005-01-27 Arend Bayer <arend.bayer@web.de>
8704 Kazu Hirata <kazu@cs.umass.edu>
8706 * cse.c: (find_best_addr): Don't call copy_rtx before calling
8707 fold_rtx. Save cost recomputation if fold_rtx did nothing.
8708 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
8711 2005-01-27 Jeff Law <law@redhat.com>
8713 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
8714 definitions of SSA_NAMEs which are not being rewritten.
8715 (rewrite_ssa_into_ssa): Only initialize the current definition
8716 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
8717 If checking is enabled, assert that SSA_NAME_AUX is clear for all
8718 SSA_NAMEs before returning.
8720 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
8722 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
8723 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
8724 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
8725 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
8726 config/mips/iris6.h, config/sh/sh.c: Update copyright.
8728 2005-01-27 Steven Bosscher <stevenb@suse.de>
8731 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
8732 higher to -O2 and higher. Likewise for tree PRE.
8733 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
8736 2005-01-27 Ian Lance Taylor <ian@airs.com>
8739 * gimple-low.c (try_catch_may_fallthru): New static function.
8740 (block_may_fallthru): Handle TRY_CATCH_EXPR.
8741 * tree-inline.c (expand_call_inline): Don't warn about reaching
8742 the end of a non-void function being inlined if the function uses
8745 2005-01-27 Jakub Jelinek <jakub@redhat.com>
8747 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
8750 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
8751 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
8752 (implicitly_declare): Handle error_mark_node.
8754 2005-01-27 Richard Henderson <rth@redhat.com>
8757 * tree.h (struct tree_decl): Add debug_expr_is_from.
8758 (DECL_DEBUG_EXPR_IS_FROM): New.
8759 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
8760 * dwarf2out.c (dwarf2out_var_location): Update to match.
8761 * tree-outof-ssa.c (create_temp): Likewise.
8762 * var-tracking.c (track_expr_p): Likewise.
8763 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
8764 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
8765 * toplev.c (default_tree_printer): Likewise.
8767 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
8769 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
8770 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
8772 2005-01-27 Steven Bosscher <stevenb@suse.de>
8774 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
8775 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
8776 ASM_CLOBBERS): Add tree checks.
8778 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
8779 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
8780 * c-common.def (SWITCH_STMT): Update to match.
8781 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
8782 macros instead of SWITCH_EXPR ones.
8783 * c-dump.c (c_dump_tree): Likewise.
8784 * c-gimplify.c (gimplify_switch_stmt): Likewise.
8785 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
8787 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
8789 2005-01-27 Alan Modra <amodra@bigpond.net.au>
8791 * unwind-dw2.c (execute_stack_op): Add missing cases for
8792 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
8794 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
8796 * config.gcc (Obsolete configurations): Remove 'dummy', add
8797 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
8800 2005-01-26 Diego Novillo <dnovillo@redhat.com>
8802 PR tree-optimization/19633
8803 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
8805 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
8806 are no call-clobbered variables.
8807 * tree-outof-ssa.c (check_replaceable): Return false for calls
8810 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
8812 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
8813 even for variables with NULL DECL_INITIAL.
8815 2005-01-26 Stuart Hastings <stuart@apple.com>
8817 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
8819 2005-01-26 Richard Henderson <rth@redhat.com>
8822 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8824 * expr.c (store_field): Strip conversions to odd-bit-sized types
8825 if the destination field width matches.
8827 2005-01-26 Richard Henderson <rth@redhat.com>
8829 * c-decl.c, expmed.c, expr.c: Revert last change.
8831 2005-01-26 Richard Henderson <rth@redhat.com>
8834 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8836 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
8837 if we don't need the bits above those present in the current mode.
8838 * expr.c (store_field): Strip conversions to odd-bit-sized types
8839 if the destination field width matches.
8841 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8843 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8844 either -ffast-math or -funsafe-math-optimizations is in use.
8846 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
8850 * config/avr/avr.c (notice_update_cc): Only set condition code for
8851 ashrqi3 if shift count > 0.
8852 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
8853 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
8854 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
8855 count <= 0 as a no-op, and shift count >= width by copying zero
8856 or sign bit to all bits of the result.
8857 * config/avr/avr.md (all shifts): Add alternatives for zero shift
8858 count, with attribute "length" set to 0 and "cc" set to "none".
8860 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8862 * doc/invoke.texi: Document -mTLS.
8864 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
8865 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
8866 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
8867 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
8868 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
8869 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
8870 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
8871 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
8873 * configure.ac: Check for a TLS capable gas.
8875 * configure: Regenerate.
8877 2005-01-26 Richard Henderson <rth@redhat.com>
8880 * combine.c (make_field_assignment): Simplify store to zero_extract
8881 from a source with an overlapping mask.
8883 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8885 2004-11-11 Eric Christopher <echristo@redhat.com>
8887 * config/frv/frv.md: Add fr400_integer automaton. Don't
8888 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
8891 2005-01-26 Steven Bosscher <stevenb@suse.de>
8894 * cfgbuild.c (make_edges): Do not clear or set
8895 current_function_has_computed_jump.
8896 * function.h (struct function): Remove the has_computed_jump field.
8897 (current_function_has_computed_jump): Do not define.
8898 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
8899 in a computed jump. Ignore current_function_has_computed_jump.
8901 2005-01-26 Richard Henderson <rth@redhat.com>
8904 * expr.c (categorize_ctor_elements): New argument p_must_clear.
8905 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
8907 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
8908 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
8909 objects into static storage if they have more than one non-zero value.
8910 * tree.h (categorize_ctor_elements): Update decl.
8912 2005-01-26 Steven Bosscher <stevenb@suse.de>
8915 * tree.h (CALL_EXPR_TAILCALL): Add comment.
8916 * calls.c (check_sibcall_argument_overlap_1): Revert the change
8917 to this function from 2004-07-10.
8918 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
8919 the current function for tail call optimizations if the address
8920 of one of it its arguments is taken.
8922 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
8924 * cse.c (fold_rtx): Call equiv_constant only when necessary.
8926 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
8928 * function.c (expand_function_end): If current_function_calls_alloca,
8929 emit stack restore in a place that is reached when the function falls
8932 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
8934 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
8935 rule to avoid matching inappropriate suffix rule.
8937 2005-01-26 Jan Hubicka <jh@suse.cz>
8939 PR tree-optimization/19241
8940 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
8942 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8944 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
8945 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
8947 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
8948 <sim*>: Always use crt1.o, regardless of N in simN.
8949 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8950 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
8951 (CRT_CALL_STATIC_FUNCTION): Remove.
8952 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
8953 use crt1.o, regardless of N in simN.
8954 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8955 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
8956 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
8957 case isystem setting.
8958 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
8960 2005-01-25 Ian Lance Taylor <ian@airs.com>
8962 * gimple-low.c (block_may_fallthru): Correct handling of
8963 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
8965 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8967 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
8968 handlers to match indentation; nested under the mtune=* handler.
8969 Similar for mcpu= and march=.
8971 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
8973 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
8974 * config/mips/linux64.h (LIB_SPEC): Likewise.
8975 * config/mn10300/linux.h (LIB_SPEC): Likewise.
8976 * config/sh/linux.h (LIB_SPEC): Likewise.
8978 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
8980 * config/frv/frv.c (frv_legitimize_tls_address): New.
8981 (TARGET_HAVE_TLS): Define.
8982 (FRV_SYMBOL_REF_TLS_P): Define.
8983 (frv_override_options): Handle new register classes.
8984 (frv_legitimate_address_p): Reject tls addresses.
8985 (frv_legitimize_address): Handle TLS addresses.
8986 (gen_inlined_tls_plt): New.
8988 (frv_legitimize_tls_address): New.
8989 (unspec_got_name): Add TLS entries.
8990 (got12_operand): Add R_FRV_TLSMOFF12 case.
8991 (frv_emit_move): Fixup TLS addresses.
8992 (frv_emit_movsi): Legitimize TLS addresses.
8994 * config/frv/frv.h (MASK_BIG_TLS): New.
8995 (TARGET_BIG_TLS): New.
8996 (HAVE_AS_TLS): Define.
8997 (TARGET_SWITCHES): Add -mTLS and -mtls options.
8998 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
8999 (REG_CLASS_NAMES): Same.
9000 (REG_CLASS_CONTENTS): Same.
9001 (CONSTRAINT_LEN): New.
9002 (REG_CLASS_FROM_CONSTRAINT): New.
9003 (PREDICATE_CODES): Add symbolic_operand.
9005 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
9006 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
9007 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
9008 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
9009 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
9010 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
9011 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
9012 GR9_REG, GR14_REG, LRREG.
9013 (type): Add load_or_call attribute.
9014 ("load_or_call"): New reservation.
9015 ("call_gettlsoff"): New.
9016 ("tls_indirect_call"): New.
9017 ("tls_load_gottlsoff12"): New.
9018 ("tlsoff_hilo"): New.
9019 ("tls_tlsdesc_ldd"): New.
9020 ("tls_tlsoff_ld"): New.
9023 * config/frv/frv-protos.h (symbolic_operand): Protoize.
9025 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
9027 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
9028 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
9029 * config/frv/frv.c (TLS_BIAS): Define.
9030 (frv_output_dwarf_dtprel): New.
9032 2005-01-26 Jakub Jelinek <jakub@redhat.com>
9034 PR rtl-optimization/19579
9035 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
9036 both A and B, see if they don't clobber registers the other expr uses.
9038 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
9040 * real.c (do_add): Initialize signalling and canonical members.
9042 * real.c (real_from_integer): Zero out destination.
9044 2005-01-18 Jan Hubicka <jh@suse.cz>
9046 PR tree-optimize/19337
9047 * tree-inline.c (initialize_inlined_parameters): Copy
9048 saved_static_chain_decl only.
9050 2005-01-25 Richard Henderson <rth@redhat.com>
9054 * config/i386/i386.c (x86_inter_unit_moves): Zero.
9055 (ix86_preferred_reload_class): Rewrite fp-constant section, with
9056 80387 enabled, to return a proper subclass. Return the subset that
9057 overlaps with GENERAL_REGS for PLUS.
9058 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
9060 2005-01-25 Richard Henderson <rth@redhat.com>
9063 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
9065 2005-01-25 Roger Sayle <roger@eyesopen.com>
9067 * expmed.c (choose_multiplier): Change interface to return the
9068 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
9069 (expand_divmod): Update calls to choose_multiplier.
9071 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9074 * expmed.c (extract_bit_field): Use adjust_address instead of
9075 gen_lowpart when op0 is a MEM.
9077 2005-01-24 Steven Bosscher <stevenb@suse.de>
9079 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
9081 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
9083 * config/mips/irix-csr.c: New file.
9084 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
9085 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
9086 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
9089 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
9092 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
9093 sparc/elf.h, add sparc/sp-elf.h.
9094 (sparc-*-rtems*): Likewise.
9095 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
9096 tm-dwarf2.h, add sparc/sp-elf.h.
9097 (sparc86x-*-elf): Likewise.
9098 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
9099 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
9100 TARGET_OS_CPP_BUILTINS.
9101 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9102 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9104 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
9105 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
9106 (SWITCH_TAKES_ARG): Likewise.
9107 (LOCAL_LABEL_PREFIX): Likewise.
9108 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
9109 (TARGET_N_FORMAT_TYPES): Delete.
9110 (TARGET_FORMAT_TYPES): Likewise.
9111 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9112 * config/sparc/elf.h: Delete.
9113 * config/sparc/sp-elf.h: New file.
9115 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9117 * tree-flow-inline.h (phi_arg_from_edge): Remove.
9118 * tree-flow.h: Remove the corresponding prototype.
9119 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
9120 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
9122 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9125 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
9126 for AIX ABI or ELF -fPIC.
9127 (rs6000_emit_load_toc_table): Don't create toc_section here.
9128 (rs6000_xcoff_file_start): Nor here.
9130 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
9132 * sh.c (ra.h): Don't #include.
9133 (hard_regs_intersect_p): New function, resurrected from ra.c.
9135 * sh.c: Fix 1996 Copyright.
9137 2005-01-24 Richard Henderson <rth@redhat.com>
9138 Aldy Hernandez <aldyh@redhat.com>
9140 * regrename.c (note_sets): Handle subregs.
9142 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
9145 * genconditions.c (write_header, write_conditions): Elide file if
9148 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9150 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
9151 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
9154 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9156 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
9157 expand_builtin_printf, expand_builtin_fprintf,
9158 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
9159 checking against POINTER_TYPE.
9160 (validate_arglist): Handle POINTER_TYPE code by checking
9163 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
9165 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
9167 (for_each_rtx): Call for_each_rtx_1.
9168 * rtl.h (init_rtlanal): Declare.
9169 * toplev.c (backend_init): Call init_rtlanal.
9171 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9173 * flow.c (propagate_one_insn): Formatting.
9176 * flow.c (libcall_dead_p): Be more conservative if unsure.
9177 If there are any instructions between insn and call, see if they are
9178 all dead before saying the libcall is dead.
9180 2005-01-24 Uros Bizjak <uros@kss-loka.si>
9182 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
9183 operand constraint for operand 0.
9185 2005-01-23 Richard Henderson <rth@redhat.com>
9188 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
9189 edges leading to join block.
9191 2005-01-23 Roger Sayle <roger@eyesopen.com>
9193 * expmed.c (expand_mult_highpart): Make static. Change type of
9194 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
9195 (expand_divmod): Updates calls to expand_mult_highpart by using
9196 gen_int_mode to pass a CONST_INT rtx.
9197 * rtl.h (expand_mult_highpart): Remove prototype.
9199 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9201 * flow.c (regset_bytes, regset_size): Remove.
9203 * cfganal.c: Fix a reference to Harvey's paper.
9205 2005-01-23 Steven Bosscher <stevenb@suse.de>
9207 PR rtl-optimization/19464
9208 * tree-optimize.c (init_tree_optimization_passes): Add one more
9209 copyrename pass just before out-of-ssa.
9211 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
9214 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
9215 * ggc-none.c (ggc_free): Define.
9217 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9219 * cse.c (max_reg, max_insn_uid): Remove.
9220 (cse_main): Don't access max_reg or max_insn_uid.
9222 * c-common.c (explicit_flag_signed_bitfields,
9223 lang_statement_code_p, lang_expand_function_end): Remove.
9224 * c-common.h: Remove the corresponding declarations.
9225 * c-opts.c (c_common_handle_option): Remove all write access
9226 to explicit_flag_signed_bitfields.
9228 * cgraph.c (cgraph_varpool_n_nodes): Remove.
9229 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
9230 * cgraph.h: Remove the corresponding declaration.
9232 * gcse.c (null_pointer_info): Remove.
9234 2005-01-23 Roger Sayle <roger@eyesopen.com>
9235 Eric Botcazou <ebotcazou@libertysurf.fr>
9237 * combine.c (simplify_logical): Only simplify logical expressions
9238 of the form ior(and(x,y),z) by the inverse distributive law if the
9239 result is cheaper than the original.
9241 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9243 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
9244 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
9245 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
9246 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
9247 config/freebsd-spec.h, config/arm/arm.h,
9248 config/h8300/h8300.md, config/i386/i386.md,
9249 config/i386/predicates.md, config/i386/sse.md,
9250 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
9251 config/vax/vax.md: Fix comment typos. Follow spelling
9254 2005-01-23 Steven Bosscher <stevenb@suse.de>
9256 * gengtype.c (walk_type): Produce `not equal to' compares for loop
9257 tests, instead of `less than'.
9259 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
9261 * function.c (assign_parm_setup_block): When creating a new stack slot
9262 for a parameter, get its alignment from the parameter's DECL_ALIGN
9263 rather than the type's TYPE_ALIGN. Make sure that the parameter
9264 is at least word aligned.
9266 2005-01-22 Roger Sayle <roger@eyesopen.com>
9269 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
9271 2005-01-22 Richard Henderson <rth@redhat.com>
9274 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
9275 in both compare operands.
9276 (movdfcc_1_sse_max): Likewise.
9277 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
9278 (movdfcc_1_sse): Likewise.
9279 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
9280 scratch register as needed.
9282 2005-01-22 Richard Henderson <rth@redhat.com>
9284 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
9286 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
9288 2005-01-22 Richard Henderson <rth@redhat.com>
9290 * genopinit.c (optabs): Use smin/smax for floating point too.
9291 * doc/md.texi: Update to match. Clarify that floating point
9292 results are undefined for +0/-0 and NaN.
9293 * doc/rtl.texi: Likewise.
9294 * rtl.def (SMIN, SMAX): Likewise
9295 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
9297 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
9298 leading 's' to the name.
9299 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
9300 smaxxf3, sminxf3): Likewise.
9301 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
9304 2005-01-22 Paul Brook <paul@codesourcery.com>
9306 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
9308 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
9310 * config/s390/s390.c (struct processor_costs): New fields
9311 dlgr, dlr, dr, dsgfr, dsgr.
9312 (z900_cost, z990_cost): Values for new fields.
9313 (s390_rtx_costs): New cases MEM und COMPARE in switch
9314 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
9315 DIV, MOD, UDIV, UMOD.
9317 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9319 * config/s390/s390.md ("doloop_si64"): Reload input value directly
9320 into the register being decremented.
9321 ("doloop_si31", "doloop_di"): Likewise.
9322 ("*doloop_si_long"): Adapt pattern.
9324 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9326 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
9328 (CLASS_MAX_NREGS): Likewise.
9330 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
9332 * doc/tree-ssa.texi (Statement Operands): Add example for new
9333 must-def macro. Note deprecation of old operands interface.
9335 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
9337 PR tree-optimization/19484
9338 * tree-cfg.c (remove_fallthru_edge): New function.
9339 (cleanup_control_flow): Remove fallthru edges from calls that are
9340 now known not to return.
9342 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9344 Fix PR tree-optimization/19038
9345 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
9346 copies with loop variant ones.
9348 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
9350 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
9351 config/alpha/alpha-protos.h, config/alpha/alpha.h,
9352 config/alpha/alpha.md, config/alpha/predicates.md,
9353 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
9354 config/sparc/sol2.h: Update copyright.
9356 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
9357 first label to see if it is a nonlocal label.
9359 2005-01-22 David Edelsohn <edelsohn@gnu.org>
9360 Andrew Pinski <pinskia@physics.uc.edu>
9363 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
9364 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
9366 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9368 * config/rs6000/rtems.h: Update copyright.
9370 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9373 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
9374 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
9375 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
9377 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9380 * c-typeck.c (convert_arguments): Check for error_mark_node.
9382 2005-01-21 Ian Lance Taylor <ian@airs.com>
9384 PR tree-optimization/13000
9385 * tree-inline.c: Include "tree-flow.h".
9386 (expand_call_inline): If warn_return_type, warn if non-void inline
9387 function falls through.
9388 * tree-cfg.c (execute_warn_function_return): Don't warn about
9389 control reaching end if TREE_NO_WARNING is set. Set
9391 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
9393 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
9394 branch if we don't need one.
9395 * c-typeck.c: Include "tree-flow.h"
9396 (c_finish_bc_stmt): Don't add a goto if the current statement
9397 list doesn't fall through to the current point.
9399 2005-01-21 Roger Sayle <roger@eyesopen.com>
9401 PR rtl-optimization/576
9402 * real.c (real_arithmetic): Change return type from void to bool
9403 to return an indication that the result may be inexact.
9404 * real.h (real_arithmeric): Update prototype.
9405 * fold-const.c (const_binop): Don't constant fold floating
9406 point expressions when the user specifies -frounding-math and
9407 the result may depend upon the run-time rounding mode.
9408 (fold_convert_const_real_from_real): Clean-up.
9409 (fold_initializer): Ignore flag_rounding_math for initializers.
9410 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
9411 constant fold FP operations with flag_rounding_math if the
9412 result may depend upon the run-time rounding mode.
9414 2005-01-21 Tom Tromey <tromey@redhat.com>
9416 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
9418 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
9420 * tree-cfg.c: Fix comment typos.
9422 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
9424 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
9425 around the call to rest_of_handle_branch_target_load_optimize.
9427 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9429 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
9430 (sparc64-*-openbsd*): Likewise.
9431 (sparclite-*-elf*): Include tm-dwarf2.h.
9432 (sparc86x-*-elf*): Likewise.
9433 (sparc64-*-elf*): Likewise.
9434 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
9435 (DBX_DEBUGGING_INFO): Likewise.
9436 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
9437 (PREFERRED_DEBUGGING_TYPE): Likewise.
9438 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
9439 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
9440 (PREFERRED_DEBUGGING_TYPE): Likewise.
9441 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
9442 (PREFERRED_DEBUGGING_TYPE): Likewise.
9443 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
9445 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
9448 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
9450 2005-01-20 Paul Brook <paul@codesourcery.com>
9452 * doc/rtl.texi: Document value extension requirements for CONST_INT.
9454 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9456 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
9457 label is first in a sequence of labels.
9459 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
9461 2005-01-20 Janis Johnson <janis187@us.ibm.com>
9462 Giovanni Bajo <giovannibajo@gcc.gnu.org>
9464 * doc/sourcebuild.texi (Test Directives): New.
9466 2005-01-20 Roger Sayle <roger@eyesopen.com>
9468 * real.c (real_floor): Don't leave the result uninitialized when
9469 mode is VOIDMode, but return the unrounded intermediate value.
9470 (real_ceil): Likewise.
9472 2005-01-20 Paul Brook <paul@codesourcery.com>
9474 * config/arm/arm.md (insv): Use gen_int_mode.
9476 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
9478 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
9479 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9480 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9481 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9482 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9484 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9487 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
9488 fbreg, so we have to assume we can't.
9489 (loc_descriptor_from_tree_1): Ditto.
9490 (containing_function_has_frame_base): New function.
9491 (add_location_or_const_value_attribute): Use it.
9492 Also try to generate a frame_base from a single element location
9495 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9497 PR tree-optimization/15349
9498 * timevar.def (TV_TREE_MERGE_PHI): New.
9499 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
9501 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
9502 calls to tree_forwarder_block_p.
9503 (remove_forwarder_block_with_phi, merge_phi_nodes,
9504 gate_merge_phi, pass_merge_phi): New.
9505 * tree-optimize.c (init_tree_optimization_passes): Add
9507 * tree-pass.h: Add an extern for pass_merge_phi;
9509 2005-01-20 Richard Henderson <rth@redhat.com>
9512 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
9513 (_mm_castps_pd, _mm_castps_si128): New.
9514 (_mm_castsi128_ps, _mm_castsi128_pd): New.
9516 2005-01-20 Richard Henderson <rth@redhat.com>
9519 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
9520 __builtin_ia32_vec_init_v2si.
9521 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
9522 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
9523 (ix86_init_mmx_sse_builtins): Create it.
9524 (ix86_expand_builtin): Expand it.
9525 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
9526 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
9527 (vec_extractv2si_0, vec_extractv2si_1): New.
9529 2005-01-20 Richard Henderson <rth@redhat.com>
9532 * config/i386/i386.c (ix86_expand_push): New.
9533 * config/i386/mmx.md (push<MMXMODE>1): New.
9534 * config/i386/sse.md (push<SSEMODE>1): New.
9535 * config/i386/i386-protos.h: Update.
9537 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9539 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
9542 2005-01-20 Richard Henderson <rth@redhat.com>
9544 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
9545 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
9547 2005-01-19 Richard Henderson <rth@redhat.com>
9550 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
9551 to V4SFmode in SSE1 fallback load path.
9553 2005-01-19 Richard Henderson <rth@redhat.com>
9555 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
9556 in QImode expansion to ix86_expand_vector_set.
9557 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
9559 2005-01-19 Richard Henderson <rth@redhat.com>
9562 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
9563 subclass of the input class.
9564 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
9565 Always true for cross-SSE1 classes. Rationalize conditionals.
9566 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
9567 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
9568 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
9569 (movdi_2): Add MMX/SSE zeros.
9570 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
9571 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
9572 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
9573 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
9574 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
9575 (zero_extendsidi2_rex64_1): Remove.
9576 (MOV0 peephole): Check GENERAL_REG_P.
9578 2005-01-19 Richard Henderson <rth@redhat.com>
9581 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
9583 (ix86_expand_vector_extract): Likewise.
9585 2005-01-19 Richard Henderson <rth@redhat.com>
9588 * expr.c (emit_move_change_mode): New argument force; use
9589 simplify_gen_subreg if true.
9590 (emit_move_via_alt_mode): Merge into ...
9591 (emit_move_via_integer): ... here.
9592 (emit_move_ccmode): Use emit_move_change_mode directly.
9594 2005-01-19 Richard Henderson <rth@redhat.com>
9597 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
9598 (alpha_preferred_reload_class): Handle CONST_VECTOR.
9599 (alpha_emit_set_const_1): Add no_output parameter; don't emit
9601 (alpha_emit_set_const): Likewise. Make static.
9602 (alpha_emit_set_long_const): Make static.
9603 (alpha_extract_integer): Split out from alpha_expand_mov.
9604 (alpha_split_const_mov): Likewise.
9605 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
9606 (alpha_legitimate_constant_p): New.
9607 * config/alpha/alpha-protos.h: Update.
9608 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
9609 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
9610 * config/alpha/alpha.md (movsi): Add n alternative.
9611 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
9612 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
9613 (splitters for all of the above): Use alpha_split_const_mov.
9614 * config/alpha/predicates.md (non_add_const_operand): New.
9615 (non_zero_const_operand): New.
9616 (input_operand): Use alpha_legitimate_constant_p after reload.
9618 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
9620 PR tree-optimization/19038
9621 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
9622 (add_candidate): Add ivs with increment in latch only if
9623 allow_ip_end_pos_p is true.
9624 (determine_iv_cost): Use empty_block_p.
9626 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
9628 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
9629 (compute_dominance_frontiers): Ditto.
9631 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
9634 * config/sh/t-rtems: New.
9635 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
9637 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
9639 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
9640 the offset of the selected field.
9642 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
9644 * tree-cfg.c (remove_forwarder_block): Fix the check to
9645 prevent a nonlocal label from appearing in the middle of a
9648 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
9650 PR rtl-optimization/19462
9651 * reorg.c (find_end_label): Create return insn only if
9652 current_function_epilogue_delay_list is empty.
9654 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
9656 * doc/passes.texi: Remove paragraph mentioning new-ra.
9658 2005-01-19 Jakub Jelinek <jakub@redhat.com>
9660 PR rtl-optimization/15139
9661 * combine.c: Include params.h.
9662 (count_rtxs): New function.
9663 (record_value_for_reg): If replace_rtx would replace at least
9664 2 occurrences of REG in VALUE and TEM is really large, replace REG with
9665 (clobber (const_int 0)) instead of TEM.
9666 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
9667 * params.h (MAX_LAST_VALUE_RTL): New.
9668 * Makefile.in (combine.o): Depend on $(PARAMS_H).
9669 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
9672 * c-typeck.c (digest_init): Only call build_vector if all constructor
9673 elements are *_CST nodes.
9674 * gimplify.c (gimplify_init_constructor): Likewise.
9677 * c-typeck.c (digest_init): Only call build_vector if inside_init
9680 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
9682 * toplev.c (init_asm_output): Remove dead #ifdef.
9684 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
9686 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
9688 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9690 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
9691 accessing DECL_FUNCTION_CODE.
9692 * dojump.c (do_jump): Likewise.
9693 * gimplify.c (gimplify_call_expr): Likewise.
9694 * predict.c (expr_expected_value): Likewise.
9695 (strip_builtin_expect): Likewise.
9696 * tree-inline.c (estimate_num_insns_1): Likewise.
9697 * tree-ssa-loop-im.c (stmt_cost): Likewise
9698 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
9699 (tree_expr_nonnegative_p): Likewise.
9701 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9703 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
9704 variant of the load_pcrel_sym pattern.
9705 * config/sparc/sparc.md (P macro): Move to the top.
9706 (load_pcrel_sym): Macroize using P.
9707 (save_register_window): Likewise.
9709 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
9711 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
9714 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
9717 * c-typeck.c (build_asm_expr): Strip nops off
9718 input memory operands.
9720 2005-01-18 David Edelsohn <edelsohn@gnu.org>
9722 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
9723 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
9724 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
9725 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
9727 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
9730 * config/i386/i386.c (override_options): If the 80387 is disabled,
9731 then do not return FP values using FP registers.
9733 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
9735 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
9736 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
9737 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
9738 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
9739 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
9740 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
9741 output.h, postreload-gcse.c, postreload.c, recog.c,
9742 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
9743 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
9744 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
9745 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
9746 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
9747 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
9748 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
9749 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
9751 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
9752 config/alpha/alpha.c, config/arm/vfp.md,
9753 config/i386/emmintrin.h, config/i386/i386-modes.def,
9754 config/i386/i386-protos.h, config/i386/i386.h,
9755 config/i386/pmmintrin.h, config/i386/ppro.md,
9756 config/i386/predicates.md, config/i386/xmmintrin.h,
9757 config/i860/i860.c, config/ia64/ia64-modes.def,
9758 config/ia64/ia64-protos.h, config/ia64/ia64.h,
9759 config/ia64/ia64.md, config/ia64/itanium1.md,
9760 config/ia64/itanium2.md, config/ia64/predicates.md,
9761 config/iq2000/iq2000.h, config/mips/linux64.h,
9762 config/rs6000/aix41.h, config/rs6000/aix43.h,
9763 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
9764 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
9765 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
9766 config/sparc/linux64.h, config/sparc/litecoff.h,
9767 config/sparc/sp64-elf.h, config/sparc/sparc.c,
9768 config/sparc/sparc.h, config/sparc/sparc.md,
9769 config/sparc/sysv4-only.h: Update copyright.
9771 2005-01-18 Richard Henderson <rth@redhat.com>
9774 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
9776 2005-01-18 Marc Espie <espie@openbsd.org>
9777 * config/i386/openbsdelf.h: Typo.
9779 2005-01-18 Richard Henderson <rth@redhat.com>
9781 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
9782 special case for sse.
9783 * config/i386/predicates.md (sse_comparison_operator): Likewise.
9785 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
9787 * tree-inline.c (estimate_num_insns_1): Added cases for
9788 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
9790 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9792 PR rtl-optimization/19296
9793 * combine.c (simplify_comparison): Rewrite the condition under
9794 which a non-paradoxical SUBREG of a PLUS can be lifted when
9795 compared against a constant.
9797 2005-01-18 Andi Kleen <ak@muc.de>
9799 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
9800 * c.opt (-Wpointer-sign): Add.
9801 * doc/invoke.texi: (-Wpointer-sign): Add.
9803 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9805 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
9806 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
9807 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
9808 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
9809 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
9810 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
9811 for TARGET_MIX_SSE_I387.
9812 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
9813 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
9814 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
9815 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
9816 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
9817 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
9818 TARGET_MIX_SSE_I387.
9819 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
9822 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9825 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
9826 Add movaps alternative for xmm reg->reg move.
9828 2005-01-17 Jeff Law <law@redhat.com>
9830 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
9831 at the end of the main DOM loop rather than just before DOM exits.
9833 2005-01-17 Diego Novillo <dnovillo@redhat.com>
9835 PR tree-optimization/19121
9836 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
9837 adding aliases to a name tag, also add them to the pointer's
9839 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
9840 sensitive alias info at all. Only check that the two pointers
9841 have compatible pointed-to sets.
9842 * tree-ssa.c (verify_name_tags): Verify that the alias set of
9843 a pointer's type tag is a superset of the alias set of the
9846 2005-01-17 James E Wilson <wilson@specifixinc.com>
9849 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
9850 comment to document why.
9852 2005-01-17 Richard Henderson <rth@redhat.com>
9854 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
9855 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
9856 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
9857 sse2_vmsminv2df3_finite): New.
9858 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
9859 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
9860 Force op1 into register.
9862 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
9864 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
9865 bubblestrap from always rebuilding build directory.
9867 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
9869 * config/s390/s390.md ("*clc"): Remove incorrect '='.
9870 ("*cmpmem_short"): Likewise.
9872 2005-01-17 Steven Bosscher <stevenb@suse.de>
9874 * basic-block.h: Document BB_* flags.
9875 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
9876 use an sbitmap instead.
9877 * sched-rgn.c (compute_trg_info): Likewise.
9879 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
9881 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
9882 redundant target_cpu_default and extra_parts lines. Use the default
9884 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
9885 (SUBTARGET_EXTRA_SPECS): Delete.
9886 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
9887 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
9888 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
9889 and "n32" for -mabi=n32.
9891 2005-01-17 Ian Lance Taylor <ian@airs.com>
9894 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
9895 fold constant variables into initial values.
9897 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9899 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
9901 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
9902 through the statements backward.
9904 2005-01-17 Ian Lance Taylor <ian@airs.com>
9906 PR middle-end/13127:
9907 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
9908 a variable set to the return value of the inlined function.
9910 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
9912 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
9913 when modes are tieable.
9915 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
9917 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
9918 of pthread_create to find out if threads are enabled.
9919 * gthr-posix95.h (__gthread_active_p): Likewise.
9921 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9923 * common.opt (-fnew-ra): Remove.
9925 * toplev.h (flag_new_regalloc): Remove.
9926 * Makefile.in (ra*.*): Don't mention.
9927 * passes.c (rest_of_handle_new_regalloc): Remove.
9928 (rest_of_handle_combine, rest_of_compilation): Always consider
9929 flag_new_regalloc as false.
9930 * doc/invoke.texi: Don't document -fnew-ra.
9932 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9934 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
9935 last parameter to reg_scan.
9936 * loop.c (loop_optimize): Likewise.
9937 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
9938 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
9939 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
9940 rest_of_handle_gcse, rest_of_handle_loop_optimize,
9941 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
9942 * regclass.c (reg_scan): Likewise, for the declaration.
9943 * rtl.h (reg_scan): Likewise, for the prototype.
9945 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9947 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
9948 mark_dfs_back_edges.
9950 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
9952 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
9953 (compute_avail): Uses don't go in tmp_gen.
9955 2005-01-16 Steven Bosscher <stevenb@suse.de>
9957 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
9958 loop to look for a free slot in a page entry.
9960 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9963 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
9964 * toplev.c (compile_file): Call process_pending_assemble_output_defs
9965 just before targetm.asm_out.file_end.
9966 * tree.h (process_pending_assemble_output_defs): Declare.
9967 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
9969 (assemble_alias): Defer generation of assembly code for defines when
9970 TARGET_DEFERRED_OUTPUT_DEFS is true.
9971 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9972 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9973 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
9975 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9978 * pa.c (pa_scalar_mode_supported_p): New function.
9979 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
9980 * pa.h (MIN_UNITS_PER_WORD): Add comment.
9982 * pa-protos.h (prefetch_operand): Delete.
9983 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
9984 * pa.c (prefetch_operand): Delete.
9985 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
9986 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
9987 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
9988 and prefetch_nocc_operand.
9989 * pa.md (prefetch): Rework to avoid reload problems handling short
9990 displacements when a cache control completer needs to be provided.
9991 (prefetch_32, prefetch_64): Delete.
9992 (prefetch_cc, prefetch_nocc): New patterns.
9994 2005-01-15 David Edelsohn <edelsohn@gnu.org>
9996 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
9998 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10001 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
10002 exceeds maximum alignment for global common data.
10003 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
10004 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
10006 2004-01-15 Roger Sayle <roger@eyesopen.com>
10008 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
10010 2004-01-15 Roger Sayle <roger@eyesopen.com>
10012 * harg-reg-set.h (reg_class_names): Prototype global array.
10013 * regclass.c (reg_class_names): Declare here and initialize to
10015 (dump_regclass): Remove local declaration of reg_class_names.
10016 (regclass): Likewise.
10017 * cfg.c (dump_flow_info): Likewise.
10018 * ra-debug.c (reg_class_names): Likewise.
10019 * regrename.c (reg_class_names): Likewise.
10020 * reload.c (reg_class_names): Likewise.
10021 * reload1.c (spill_failure): Likewise.
10022 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
10024 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
10026 * config/s390/s390.md ("reload_outti"): Remove predicate for
10027 output operand. Abort if operand is not a MEM.
10028 ("reload_outdi", "reload_outdf"): Likewise.
10030 2005-01-15 Marc Espie <espie@openbsd.org>
10032 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
10033 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
10034 * config/openbsd.h: Fix C++ includes for native configurations.
10035 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
10036 Add trampoline support.
10037 * config/i386/openbsdelf.h: New.
10039 2005-01-15 Marc Espie <espie@openbsd.org>
10041 * collect2.c (main): Explicitly parse -dynamic-linker option.
10043 2005-01-15 Jakub Jelinek <jakub@redhat.com>
10045 PR tree-optimization/19060
10046 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
10047 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
10048 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
10049 and handle extract_range_from_cond returning false.
10050 * fold-const.c (fold): Optimize comparisons with min/max even for
10051 width > HOST_BITS_PER_WIDE_INT.
10053 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
10055 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
10056 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
10057 Remove little endian multilib variants.
10058 Add mips32 multilib variant.
10060 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
10062 * explow.c (copy_all_reg, stabilize): Remove.
10063 * expr.h: Remove the corresponding prototypes.
10065 * rtlanal.c (regs_set_between_p): Remove.
10066 * rtl.h: Remove the corresponding prototype.
10068 2005-01-14 David Edelsohn <edelsohn@gnu.org>
10070 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
10071 to rs6000_nonimmediate_operand.
10072 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
10073 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
10074 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
10075 rs6000_nonimmediate_operand.
10076 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
10077 rs6000_nonimmediate_operand.
10079 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
10081 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
10083 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10085 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
10087 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
10088 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
10090 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
10091 (rs6k_nonimmediate_operand): New.
10092 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
10094 (legitimate_lo_sum_address_p): Same.
10095 (rs6000_legitimize_address): Same.
10096 (rs6000_legitimize_reload_address): Same.
10097 (rs6000_legitimate_address): Same.
10098 (spe_build_register_parallel): Pass DF and DC modes in a DI
10101 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
10102 to rs6k_nonimmediate_operand.
10104 * config/rs6000/spe.md ("*frob_df_di"): New.
10105 ("*frob_di_df"): New.
10106 ("*frob_di_df_2"): New.
10107 ("*mov_sidf_e500_subreg0"): New.
10108 ("*mov_sidf_e500_subreg4"): New.
10109 ("*movdf_e500_double"): Change predicate to
10110 rs6k_nonimmediate_operand.
10112 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10114 * postreload.c (move2add_note_store): Only call
10115 trunc_int_for_mode on scalar integers.
10117 2005-01-14 Steven Bosscher <stevenb@suse.de>
10119 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
10120 replace BB_VISITED uses.
10121 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
10122 (propagate_necessity): Check the bitmap instead of BB_VISITED.
10123 (tree_dce_done): Free visited_control_parents.
10124 (perform_tree_ssa_dce): Allocate and clear it.
10125 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
10126 (compute_antic): Iterate from here using a DFS. Use an sbitmap
10127 instead of BB_VISITED.
10129 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
10131 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
10132 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
10133 Remove unused prototypes.
10135 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10137 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
10138 64-bit register usage.
10139 (spe_func_has_64bit_regs_p): Add FIXME note.
10141 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10143 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
10144 flag_finite_math_only with flag_unsafe_math_optimizations.
10146 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
10148 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
10149 end-of-stack check.
10150 (__tpf_eh_return): Copy TPF private stack area from the module
10151 boundary stack frame. Add check for when module addresses are
10152 equal, but no stub address is found.
10154 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
10157 * arm.h (struct machine_function): Add call_via field.
10158 (thumb_call_via_label): Declare.
10159 * arm.c (thumb_call_via_label): New variable.
10160 (thumb_call_reg_needed): New variable.
10161 (arm_output_function_epilogue): For Thumb code, output any per-function
10162 call-indirect trampolines.
10163 (thumb_call_via_reg): New function.
10164 (arm_file_end): New function.
10165 (TARGET_ASM_FILE_END): Call arm_file_end.
10166 (aof_file_end): Likewise.
10167 * arm-protos.h (thumb_call_via_reg): Declare.
10168 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
10169 thumb_call_via_reg in normal case.
10171 2005-01-14 Jakub Jelinek <jakub@redhat.com>
10173 PR middle-end/19084
10174 PR rtl-optimization/19348
10175 * recog.c (peephole2_optimize): Do global life update if some peephole
10176 decides it doesn't need at least one of its inputs and that change
10177 influences liveness at the start of the basic block.
10179 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
10180 arguments instead of 1.
10182 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
10184 PR middle-end/18820
10185 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
10186 zero for nested functions needing a static chain or functions
10187 with a non-constant address.
10189 2005-01-13 Roger Sayle <roger@eyesopen.com>
10191 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
10192 (and (sign_extend X) C) into (zero_extend (and X C)).
10194 2005-01-13 David O'Brien <obrien@FreeBSD.org>
10196 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
10198 2005-01-13 Richard Henderson <rth@redhat.com>
10203 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
10204 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
10205 not just TARGET_SSE.
10206 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
10207 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
10208 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
10209 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
10210 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
10211 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
10212 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
10213 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
10214 (movdicc_c_rex64): Rename with '*'.
10215 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
10216 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
10217 (movsfcc_1_387): Rename from movsfcc_1.
10218 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
10219 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
10220 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
10221 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
10222 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
10223 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
10224 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
10225 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
10226 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
10227 sse_movdfcc_const0_4): Remove.
10228 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
10229 recognize min/max early. Update for changed sse cmove patterns.
10230 (ix86_split_sse_movcc): New.
10231 * config/i386/i386-protos.h: Update.
10233 2005-01-13 Steven Bosscher <stevenb@suse.de>
10235 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
10236 (fix_stmt_v_may_defs): Likewise.
10238 2005-01-13 Richard Henderson <rth@redhat.com>
10240 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
10241 for converting the mask.
10243 2005-01-13 David Edelsohn <edelsohn@gnu.org>
10245 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
10248 2005-01-13 Richard Henderson <rth@redhat.com>
10250 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
10251 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
10252 IX86_BUILTIN_MOVDQ2Q): Remove.
10253 (IX86_BUILTIN_VEC_EXT_V4SI): New.
10254 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
10255 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
10257 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
10258 (sse2_pextrw): Fix immediate constraint.
10259 (sse2_loadq, sse2_loadq_rex64): Remove.
10260 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
10261 Use __builtin_ia32_vec_ext_<size>.
10262 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
10264 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
10266 * function.c (assign_parm_setup_block): Look inside original
10267 entry_parm when inspecting PARALLEL.
10269 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10270 Joel Sherrill <joel@oarcorp.com>
10273 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
10274 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
10275 rtems_gxx_recursive_mutex_init.
10276 (__gthread_recursive_mutex_lock): New function.
10277 (__gthread_recursive_mutex_trylock): Likewise.
10278 (__gthread_recursive_mutex_unlock): Likewise.
10280 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10282 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
10284 2005-01-13 Jan Beulich <jbeulich@novell.com>
10286 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
10287 (ashrti3_internal): Indicate output is early clobber. Generate result
10288 into output rather than first input. Use move for low word of output
10289 if shift count is exactly 64.
10290 (lshrti3_internal): Likewise.
10292 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
10296 * reload1.c (delete_output_reload): Don't delete an output reload
10297 if the pseudo lives longer than a single basic block. Adjust and
10298 improve wording of comment.
10300 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
10303 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
10304 of TYPE_SIZE where we mean the number of bytes.
10306 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
10308 * function.c (assign_parm_setup_block): Relax condition on
10309 multi-register optimization.
10311 2005-01-12 Nick Clifton <nickc@redhat.com>
10313 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
10314 an "in_delay_slot" attribute of "no" to prevent them being used in
10315 delay slots. This is forbidden because they might generate
10318 2005-01-12 Alan Modra <amodra@bigpond.net.au>
10321 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
10322 with r->Y and Y->r.
10324 2005-01-12 Nick Clifton <nickc@redhat.com>
10326 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
10327 passed on to GAS) but do not define, as GAS no longer supports or
10328 needs the -m2000 option.
10330 2005-01-11 Roger Sayle <roger@eyesopen.com>
10332 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
10333 type as args of unprototyped builtins aren't automatically promoted.
10334 (fold_builtin_abs): Likewise.
10336 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10338 * Makefile.in: Set a `build-warn' variable.
10340 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10342 PR tree-optimization/17949
10343 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
10344 (find_interesting_uses_address): Use it.
10346 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
10348 * regrename.c (kill_value): Handle subreg's that won't simplify.
10350 2005-01-11 Richard Henderson <rth@redhat.com>
10353 * config/i386/i386.h (enum ix86_builtins): Move ...
10354 * config/i386/i386.c: ... here.
10355 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
10356 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
10357 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
10358 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
10359 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
10360 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
10361 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
10362 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
10363 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
10364 IX86_BUILTIN_LOADDDUP): Remove.
10365 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
10366 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
10367 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
10368 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
10369 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
10370 (ix86_init_builtins): Make static.
10371 (ix86_init_mmx_sse_builtins): Update for changed builtins.
10372 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
10373 if all the modes match. Otherwise, fake it.
10374 (get_element_number, ix86_expand_vec_init_builtin,
10375 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
10376 (ix86_expand_builtin): Make static. Update for changed builtins.
10377 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
10378 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
10379 (ix86_expand_vector_init_duplicate): New.
10380 (ix86_expand_vector_init_low_nonzero): New.
10381 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
10382 Split out from ix86_expand_vector_init; handle integer modes.
10383 (ix86_expand_vector_init): Use them.
10384 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
10385 * config/i386/i386-protos.h: Update.
10386 * config/i386/predicates.md (reg_or_0_operand): New.
10387 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
10388 (movv2sf_internal): Likewise. And a splitter to match them all.
10389 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
10390 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
10391 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
10392 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
10393 (mmx_pinsrw): Fix operand ordering.
10394 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
10395 rather than sse_loadss expander.
10396 (movv2df splitter): Similarly.
10397 (sse_loadss, sse_loadlss): Remove.
10398 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
10399 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
10400 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
10401 (sse3_movddup): Rename with '*'.
10402 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
10403 (sse2_loadsd): Remove.
10404 (vec_dupv2df_sse3): Rename from sse3_loadddup.
10405 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
10406 (sse2_pinsrw): Fix argument ordering.
10407 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
10408 (sse2_stored): Remove 'r' destination.
10409 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
10410 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
10411 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
10412 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
10413 vec_extractv16qi, vec_initv16qi): New.
10415 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
10416 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
10417 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
10419 (_mm_load_pd, _mm_store_pd): Use plain dereference.
10420 (_mm_load_si128, _mm_store_si128): Likewise.
10421 (_mm_load1_pd): Use _mm_set1_pd.
10422 (_mm_load_sd): Use _mm_set_sd.
10423 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
10424 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
10425 (_mm_set_epi64): Use _mm_set_epi64x.
10426 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
10427 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
10428 _mm_setr_epi8): Use _mm_set_foo form.
10429 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
10430 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
10431 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
10432 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
10433 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
10434 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
10435 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
10436 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
10437 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
10438 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
10439 (_mm_movedup_pd): Use _mm_shuffle_pd.
10440 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
10441 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
10442 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
10443 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
10444 Use _mm_setzero_ps.
10445 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
10446 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
10447 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
10448 (_mm_store_ps): Use raw dereference.
10449 (_mm_store1_ps): Use _mm_storeu_ps.
10450 (_mm_storer_ps): Use _mm_store_ps.
10451 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
10452 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
10454 2005-01-11 Stan Shebs <shebs@apple.com>
10456 * config/rs6000/rs6000.c (machopic_output_stub): Issue
10457 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
10459 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
10462 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
10463 Skip all DECLs except for FIELD_DECLs.
10465 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10467 * config/s390/s390.c (override_options): Return error if
10468 -mbackchain, -mpacked-stack and -mhard-float are used together.
10469 (s390_va_start): Remove the backchain && packed-stack special case.
10470 (s390_gimplify_va_arg): Likewise.
10471 * doc/invoke.texi: Remove the ABI incompatibility note.
10473 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10475 * config/s390/s390.c (struct s390_frame_layout): Remove
10477 (s390_frame_info, s390_emit_prologue): Replace occurrences of
10478 save_backchain_p with TARGET_BACKCHAIN.
10480 2005-01-11 Alan Modra <amodra@bigpond.net.au>
10483 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
10484 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
10485 * function.c (locate_and_pad_parm): Set new field.
10486 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
10487 Tweak where_pad test to include "none". Always set mem align for
10489 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
10490 not sufficient for type.
10491 (assign_parm_setup_block): If stack_parm is zero on entry, always
10492 make a new stack local. Block move old stack parm if necessary
10493 to new aligned stack local.
10494 (assign_parm_setup_stack): Use a block move to handle
10495 potentially misaligned entry_parm.
10496 (assign_parms_unsplit_complex): Specify required alignment when
10497 creating stack local.
10498 * calls.c (compute_argument_addresses): Override alignment of stack
10499 arg calculated from its type with the alignment given by
10500 FUNCTION_ARG_BOUNDARY.
10501 (store_one_arg): Likewise.
10503 2005-01-11 Jan Beulich <jbeulich@novell.com>
10505 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
10506 Change respective itanium_class attribute to ialu.
10507 (shladdp4_internal): New.
10508 * config/ia64/predicates.md (shladd_log2_operand): New.
10510 2005-01-11 Richard Henderson <rth@redhat.com>
10512 * expr.c (store_constructor): Use rtvec_alloc instead of
10513 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
10515 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
10517 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
10519 2005-01-11 Alan Modra <amodra@bigpond.net.au>
10521 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
10522 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
10523 (TARGET_RWRELOC): Define.
10524 (ia64_rwreloc_section_type_flags): Delete.
10525 (ia64_section_type_flags): New function.
10526 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
10527 (TARGET_RWRELOC): Define.
10529 2005-01-10 David Mosberger <davidm@hpl.hp.com>
10532 * config/ia64/ia64.c (process_set): For alloc insn, only call
10533 process_epilogue is !frame_pointer_needed.
10535 2005-01-10 Roger Sayle <roger@eyesopen.com>
10538 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
10539 unary operator and can't be treated as a binary/comparison operator.
10541 2005-01-10 Richard Henderson <rth@redhat.com>
10543 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
10544 (ix86_return_in_memory): Likewise.
10545 (function_arg_advance): Likewise. Mirror structure in function_arg
10546 for choosing register to advance.
10548 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
10550 * tree-vectorizer.c, tree.def: Fix comment typos.
10552 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
10554 * config/s390/s390.c (struct processor_costs): 4 new fields:
10555 ddbr, ddr, debr, der.
10556 (s390_rtx_costs): More precise handling of divide instructions.
10558 2005-01-10 David Edelsohn <edelsohn@gnu.org>
10560 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
10562 2005-01-10 Jan Beulich <jbeulich@novell.com>
10564 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
10565 names resulting from -ffunction-sections/-fdata-sections and linkonce
10567 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
10568 based on the section name. Rearrange the section name comparison logic
10569 slightly so that each section name is compared against at most once.
10571 2005-01-10 Ben Elliston <bje@au.ibm.com>
10573 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
10574 targets for which -fPIC reduces limitations on the GOT size.
10576 2005-01-09 Falk Hueffner <falk@debian.org>
10578 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
10581 2005-01-09 David Edelsohn <edelsohn@gnu.org>
10584 * collect2.c (main): Set aixrtl_flag for -brtl option.
10585 (resolve_lib_name): Search for .so file extension before .a
10586 if aixrtl_flag set.
10588 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
10590 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
10591 (vect_analyze_data_refs_alignment): Add dump prints.
10593 2005-01-09 Ira Rosen <irar@il.ibm.com>
10595 * tree-vectorizer.c (vect_analyze_offset_expr): Use
10596 expr_invariant_in_loop_p.
10597 Initialize outputs first thing in the function.
10598 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
10599 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
10600 (vect_analyze_pointer_ref_access): Check that the initial condition of
10601 the access function is loop invariant.
10603 2005-01-09 Richard Henderson <rth@redhat.com>
10605 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
10606 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
10607 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
10608 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
10609 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
10610 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
10611 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
10612 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
10613 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
10614 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
10615 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
10616 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
10617 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
10618 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
10619 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
10620 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
10621 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
10622 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
10623 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
10624 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
10625 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
10626 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
10627 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
10629 (mmx_clrdi, pavgusb): Remove.
10630 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
10631 with leading sse_ prefix.
10632 * config/i386/sse.md: Receive them.
10633 * config/i386/mmx.md: New file.
10634 (MMXMODE12, MMXMODE24, mmxvecsize): New.
10635 (subrv2sf3): Turn into expander for normal subtraction.
10636 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
10637 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
10638 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
10639 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
10640 commutative; use ix86_binary_operator_ok.
10641 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
10642 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
10643 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
10644 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
10645 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
10646 Macroize from existing patterns; use ix86_binary_operator_ok.
10647 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
10648 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
10649 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
10650 with vec_select+vec_concat.
10651 (mmx_pshufw, mmx_pshufw_1): Likewise.
10652 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
10653 (mmx_uavgv4hi3): Model correctly.
10654 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
10655 _mm_xor_si64): Remove casts.
10657 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
10659 PR tree-optimization/19224
10660 * tree-scalar-evolution.c (get_instantiated_value,
10661 set_instantiated_value): New functions.
10662 (instantiate_parameters_1): Cache the results.
10663 (instantiate_parameters, resolve_mixers): Initialize and free
10666 2005-01-08 David Edelsohn <edelsohn@gnu.org>
10668 * config/i386/i386.md (addhi_4): Correct reference in comment.
10671 2005-01-08 Richard Henderson <rth@redhat.com>
10673 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
10674 (_mm_cvtsi128_si64x): Likewise.
10675 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
10676 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
10677 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
10678 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
10679 * config/i386/i386-protos.h: Update.
10680 * config/i386/i386.c (print_operand): Add 'H'.
10681 (ix86_fixup_binary_operands): Split out from ...
10682 (ix86_expand_binary_operator): ... here.
10683 (ix86_fixup_binary_operands_no_copy): New.
10684 (ix86_expand_fp_absneg_operator): Handle vector mode results.
10685 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
10686 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
10687 (safe_vector_operand): Use CONST0_RTX.
10688 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
10689 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
10690 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
10691 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
10693 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
10694 (IX86_BUILTIN_CMPNGESS): New.
10695 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
10696 (attr type): Add sselog1.
10697 (attr unit, attr memory): Handle it.
10698 (movti, movti_internal, movti_rex64): Move near other integer moves.
10699 (movtf, movtf_internal): Move near other fp moves.
10700 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
10701 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
10702 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
10703 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
10704 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
10705 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
10706 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
10707 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
10708 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
10709 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
10710 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
10711 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
10712 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
10713 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
10714 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
10715 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
10716 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
10717 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
10718 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
10719 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
10720 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
10721 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
10722 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
10723 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
10724 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
10725 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
10726 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
10727 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
10728 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
10729 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
10730 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
10731 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
10732 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
10733 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
10734 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
10735 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
10736 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
10737 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
10738 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
10739 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
10740 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
10741 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
10742 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
10743 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
10745 (SSEPUSH, push<SSEPUSH>): Remove.
10746 (MMXPUSH, push<MMXPUSH>): Remove.
10747 (sse_movaps, sse_movaps_1, sse_movups): Remove.
10748 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
10749 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
10750 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
10751 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
10752 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
10753 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
10754 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
10755 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
10756 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
10757 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
10758 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
10759 (ppro_sse_log_V4SF): Handle sselog1.
10760 * config/i386/predicates.md (const_0_to_1_operand): New.
10761 (const_0_to_255_mul_8_operand): New.
10762 (const_1_to_31_operand): Rename from const_int_1_31_operand.
10763 (const_2_to_3_operand, const_4_to_7_operand): New.
10764 * config/i386/sse.md: New file.
10765 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
10766 (sse_movups): Rename from sse_movups_1.
10767 (sse_loadlss): Rename from sse_loadss_1.
10768 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
10770 (negv4sf2): Use ix86_expand_fp_absneg_operator.
10771 (absv4sf2, negv2df, absv2df): New.
10772 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
10773 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
10774 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
10775 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
10776 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
10777 (sse3_addsubv4sf3): Model correctly.
10778 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
10779 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
10780 (sse_movhlps): Model with vec_select+vec_concat.
10781 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
10782 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
10783 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
10784 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
10785 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
10786 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
10787 sse2_pshufhw_1): Likewise.
10788 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
10789 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
10790 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
10791 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
10792 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
10793 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
10794 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
10795 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
10796 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
10797 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
10798 sminv8hi3): Mark commutative
10799 operands. Use ix86_binary_operator_ok.
10800 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
10801 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
10802 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
10803 sse2_punpcklqdq): Allow operand2 in memory.
10804 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
10805 sse2_movsd): Add memory alternatives.
10806 (sse_storelps): Turn expander into an insn; split after reload.
10807 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
10808 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
10810 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
10812 * configure.ac (DWARF-2 debug_line): Use objdump.
10813 * configure: Regenerate.
10815 2005-01-08 Jeff Law <law@redhat.com>
10816 Diego Novillo <dnovillo@redhat.com>
10818 PR tree-optimization/18241
10819 * tree-nrv.c (tree_nrv): Ignore volatile return values.
10820 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
10821 statements with volatile operands.
10822 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
10823 operands after marking a statement with has_volatile_ops.
10825 2005-01-08 Roger Sayle <roger@eyesopen.com>
10827 * tree.c (int_fits_type_p): Always honor integer constant
10828 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
10830 2005-01-08 Roger Sayle <roger@eyesopen.com>
10832 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
10833 the latent bug in rtl_delete_block has been resolved.
10835 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10837 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
10838 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
10840 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10842 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
10843 library as @multilib_dir@/$(SHLIB_SONAME).
10845 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10847 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
10848 * configure: Regenerate.
10850 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10852 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
10855 2005-01-07 David Edelsohn <edelsohn@gnu.org>
10858 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
10859 Convert non-word aligned offset address using ld/std into
10862 2005-01-07 Richard Henderson <rth@redhat.com>
10864 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
10866 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
10868 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
10870 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10872 PR tree-optimization/19283
10873 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
10874 is not shorter than the original type.
10876 PR rtl-optimization/19012
10877 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
10879 PR rtl-optimization/18861
10880 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
10881 (FULL_STATE): Define.
10882 (mark_tablejump_edge): New function.
10883 (purge_dead_tablejump_edges): New function.
10884 (find_bb_boundaries): Use it.
10886 PR tree-optimization/18828
10887 * builtins.c (expand_builtin_next_arg): Remove argument and all
10888 the argument checking.
10889 (expand_builtin): Adjust caller.
10890 (expand_builtin_va_start): Likewise. Remove error for too many
10892 (fold_builtin_next_arg): Issue error for too many arguments.
10893 After checking arguments, replace them with magic arguments that
10894 prevent further checking of the args.
10896 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10898 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
10900 2005-01-06 Roger Sayle <roger@eyesopen.com>
10903 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
10904 and %{.S:...} (and their negative variants) to test whether the
10905 input file is assembler or pre-processed-assembler independent of
10906 the actual filename extension.
10908 2005-01-06 Roger Sayle <roger@eyesopen.com>
10910 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
10911 of sign or zero extended values.
10913 2005-01-06 Geoffrey Keating <geoffk@apple.com>
10915 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
10916 for IBM long double format correctly.
10918 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
10920 Fix PR tree-optimization/18792
10922 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
10923 to first_loop_depth, and use loop depth instead of loop number.
10924 (build_classic_dir_vector): Ditto.
10925 (compute_data_dependences_for_loop): Use depth, not loop number.
10926 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
10927 number. Pass in loops, instead of loop numbers.
10928 (gather_interchange_stats): Ditto.
10929 (linear_transform_loops): Ditto.
10931 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
10934 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
10935 biv_fits_mode_p, extension_within_bounds_p): New functions.
10936 (check_ext_dependent_givs): Use them.
10938 2005-01-06 Roger Sayle <roger@eyesopen.com>
10940 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
10941 more than one barrier, in which case we should delete them all.
10943 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
10945 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
10947 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
10949 Fix PR middle-end/19286
10951 * dwarf2out.c (gen_subprogram_die): If we've already tried to
10952 output this subprogram, simply ignore this attempt to do it again.
10953 (add_abstract_origin_attribute): Don't abort trying to add the abstract
10954 origin attribute if it's not possible.
10955 (gen_block_die): Don't ignore subblocks of "unused" blocks.
10956 (decls_for_scope): Ditto.
10957 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
10958 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
10960 2005-01-05 Richard Henderson <rth@redhat.com>
10963 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
10964 (bdesc_2arg): Use it.
10965 (ix86_expand_binop_builtin): Force operands into registers
10967 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
10968 ix86_expand_sse_compare, ix86_expand_sse_comi,
10969 ix86_expand_builtin): Likewise.
10971 2005-01-05 Richard Henderson <rth@redhat.com>
10973 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
10975 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
10976 (mulv4hi3): Set itanium_class mmmul.
10977 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
10978 (fpack): Rename from fpack_sfsf.
10980 2005-01-05 Richard Henderson <rth@redhat.com>
10983 * reload1.c (do_input_reload): Restrict the optimization deleteing
10984 a previous output reload to RELOAD_FOR_INPUT.
10986 2005-01-05 Steven Bosscher <stevenb@suse.de>
10988 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
10989 comment that we fall through after case.
10990 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
10991 (distribute_links): Likewise.
10992 * cse.c (cse_insn): Likewise.
10993 * cselib.c (cselib_invalidate_mem): Likewise.
10994 * df.c: Update comments at the top of the file.
10995 (read_modify_subreg_p): Update comments here too.
10996 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
10997 * flow.c (mark_set_1): Likewise.
10998 (mark_used_regs): Likewise.
10999 * gcse.c (mems_conflict_for_gcse_p): Likewise.
11000 (canon_list_insert): Likewise.
11001 (mark_set): Likewise.
11002 (try_replace_reg): Likewise.
11003 (store_killed_in_insn): Likewise.
11004 * loop.c (count_one_set): Likewise.
11005 (basic_induction_var): Likewise.
11006 * postreload-gcse.c (find_mem_conflicts): Likewise.
11007 * postreload.c (reload_combine_note_store): Likewise.
11008 (move2add_note_store): Likewise.
11009 * reload.c (find_equiv_reg): Likewise.
11010 (mark_referenced_resources): Likewise.
11011 * rtlanal.c (set_noop_p): Likewise.
11012 (note_stores): Likewise.
11013 (note_uses): Likewise.
11014 * sched-deps.c (sched_analyze_1): Likewise.
11015 * sched-rgn.c (check_live_1): Likewise.
11016 (update_live_1): Likewise.
11017 * config/i860/i860.c: Likewise.
11019 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
11021 (ZERO_EXTRACT): Mention that this one can be an lvalue.
11023 * doc/rtl.texi: Update documentation for bit-fields and SET.
11025 2005-01-05 Roger Sayle <roger@eyesopen.com>
11027 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
11029 2005-01-05 Jan Hubicka <jh@suse.cz>
11030 Richard Henderson <rth@redhat.com>
11033 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
11036 2005-01-05 Richard Henderson <rth@redhat.com>
11039 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
11040 (sse_shufps): Change operand 3 to const_int_operand.
11041 (sse2_storelps): Fix typo in template.
11042 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
11043 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
11044 (ix86_expand_builtin): Likewise.
11046 2005-01-05 Julian Brown <julian@codesourcery.com>
11048 * config/arm/arm.c (arm_return_in_memory): Treat complex types
11049 as aggregates for AAPCS ABIs.
11051 2005-01-05 Stan Shebs <shebs@apple.com>
11053 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
11054 Mach-O getters if ppc64.
11055 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
11057 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
11058 signed four-byte field for global code case.
11059 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
11061 2005-01-05 Roger Sayle <roger@eyesopen.com>
11063 PR middle-end/19100
11064 * c-common.c: Include real.h.
11065 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
11066 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
11067 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
11068 * Makefile.in (c-common.o): Update dependencies.
11070 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11072 * c-parse.in (asm_string): Add trailing semicolon.
11074 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11076 * c-parse.in (asm_string): New. Don't allow wide strings in
11078 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
11079 asm_string instead of STRING.
11081 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11083 * c-typeck.c (constructor_no_implicit): Remove.
11084 (set_designator, process_init_element): Don't check
11085 constructor_no_implicit.
11087 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
11088 Kaz Kojima <kkojima@gcc.gnu.org>
11091 * lcm.c (create_pre_exit): New.
11092 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
11093 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
11095 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11097 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
11098 -msoft-float in target_float_switch.
11099 * arm.c (arm_override_options): Fix processing of target_float_switch.
11101 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11103 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
11106 2004-01-05 Uros Bizjak <uros@kss-loka.si>
11108 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
11109 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
11111 2005-01-04 Roger Sayle <roger@eyesopen.com>
11113 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
11114 if deleting the then-block allows the test-block to fallthru to the
11117 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
11120 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
11121 after the full declaration if the are in two different TUs.
11123 2005-01-04 Richard Henderson <rth@redhat.com>
11126 * tree-sra.c (generate_one_element_init): Just
11127 call gimplify_and_add.
11128 (generate_element_init): Record the
11129 new referenced variables and mark them for renaming
11130 and split out to ...
11131 (generate_element_init_1): This.
11132 (scalarize_init): Don't call push_gimplify_context/
11133 pop_gimplify_context.
11135 2005-01-04 Geoffrey Keating <geoffk@apple.com>
11137 * toplev.c (get_src_pwd): Handle failure of getpwd().
11139 2005-01-04 Roger Sayle <roger@eyesopen.com>
11141 * fold-const.c (fold_single_bit_test): Delete unreachable handling
11143 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
11144 all the cases handled by it are inverted by invert_truthvalue.
11146 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11148 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
11149 (save_register_windowsi): Likewise.
11151 2005-01-04 Richard Henderson <rth@redhat.com>
11153 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
11155 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11157 PR middle-end/17767
11158 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
11159 any simplifications of vector mode comparison operators.
11160 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
11162 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
11163 Devang Patel <dpatel@apple.com>
11165 PR tree-optimization/18308
11166 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
11167 the operands before creating a new expression.
11168 * dojump.c (do_jump): Make drop_through_label available
11169 for all cases. Add expansion of COND_EXPR.
11171 2005-01-04 Ira Rosen <irar@il.ibm.com>
11173 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
11174 INTEGER_CST instead of TREE_CONSTANT.
11175 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
11176 instead of TREE_CONSTANT.
11177 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
11178 instead of TREE_CONSTANT.
11180 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11182 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
11184 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11187 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
11188 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
11190 2005-01-03 Richard Henderson <rth@redhat.com>
11192 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
11193 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
11194 fold_convert_const_real_from_real): Split out from ...
11195 (fold_convert_const): ... here.
11197 2005-01-03 Richard Henderson <rth@redhat.com>
11200 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
11201 (mov<MMXMODEI>_internal): Likewise.
11202 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
11203 Add V2SF case; use it for SSE1; don't use TI.
11204 (movdf_integer): Likewise.
11205 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
11207 2005-01-03 Ira Rosen <irar@il.ibm.com>
11209 * tree-vectorizer.c (vect_strip_conversions): New function.
11210 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
11211 check for binary class.
11213 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
11217 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
11219 * gimple-low.c (mark_blocks_with_used_vars): New function.
11220 (mark_blocks_with_used_subblocks): Ditto.
11221 (mark_used_blocks): Ditto.
11222 (pass_mark_used_blocks): New pass.
11223 * tree-inline.c: Include debug.h.
11224 (expand_call_inline): Call outlining_inline_function here.
11225 * tree-optimize.c (init_tree_optimization_passes): Add
11226 pass_mark_used_blocks.
11227 * tree-pass.h (pass_mark_used_blocks): New.
11228 * Makefile.in (tree-inline.o): Add debug.h dependency.
11230 2005-01-03 Geoffrey Keating <geoffk@apple.com>
11232 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
11233 VAR_DECLs to have weak_import attribute.
11235 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
11238 2004-01-03 Steven Bosscher <stevenb@suse.de>
11240 * passes.c (rest_of_compilation): Don't run regmove if only
11241 flag_expensive_optimizations, require flag_regmove instead.
11243 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11245 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
11247 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
11248 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11249 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
11250 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11252 2005-01-03 Richard Henderson <rth@redhat.com>
11254 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
11255 (ia64_const_ok_for_letter_p): New.
11256 (ia64_const_double_ok_for_letter_p): New.
11257 (ia64_extra_constraint): New.
11258 (ia64_expand_vecint_compare): New.
11259 (ia64_expand_vcondu_v2si): New.
11260 (ia64_expand_vecint_cmov): New.
11261 (ia64_expand_vecint_minmax): New.
11262 (ia64_print_operand): Add 'v'.
11263 (ia64_preferred_reload_class): New.
11264 (ia64_vector_mode_supported_p): New.
11265 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
11266 (PREFERRED_RELOAD_CLASS): Move to function.
11267 (CONST_OK_FOR_LETTER_P): Move to function.
11268 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
11269 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
11270 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
11271 (EXTRA_CONSTRAINT): Move to function.
11272 * config/ia64/ia64.md: Include vect.md.
11273 (itanium_class): Add mmalua.
11275 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
11277 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
11278 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
11280 (const_int_2bit_operand): New.
11281 (fr_reg_or_0_operand): New.
11282 * config/ia64/ia64-modes.def: Add vector modes.
11283 * config/ia64/ia64-protos.h: Update.
11284 * config/ia64/vect.md: New file.
11286 2005-01-03 Richard Henderson <rth@redhat.com>
11288 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
11290 2005-01-03 Uros Bizjak <uros@kss-loka.si>
11293 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
11295 (log1pdf2): Change mode of operands[0,1] to DFmode.
11297 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11299 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
11300 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
11301 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
11302 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
11303 SPARC_RELAXED_ORDERING.
11305 2005-01-03 Richard Henderson <rth@redhat.com>
11306 Uros Bizjak <uros@kss-loka.si>
11309 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
11310 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
11311 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
11313 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
11314 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
11315 const_pow2_1_to_128_operand): New predicates.
11317 2005-01-02 Greg McGary <greg@mcgary.org>
11319 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
11321 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
11322 object. [ptr_type]: Remove unused variable.
11323 Remember nearest addressable array-element or record-component
11324 when checking bitfield components. Tolerate empty BIND_EXPR.
11326 2005-01-01 Richard Henderson <rth@redhat.com>
11328 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
11329 that don't narrow the value. Fail for other conversions.
11331 2005-01-01 Richard Henderson <rth@redhat.com>
11334 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
11335 * c-lang.c (finish_file): Don't do it here.
11336 * objc/objc-act.c (objc_finish_file): Likewise.
11338 * cgraph.c (decl_assembler_name_equal): New.
11339 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
11340 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
11341 * cgraph.h (struct cgraph_varpool_node): Add next.
11342 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
11343 * varasm.c (assemble_alias): Mark the target as needed.
11345 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
11347 PR middle-end/19221
11348 * function.c (get_arg_pointer_save_area): Use entry_of_function
11349 instead of get_insns.
11351 2005-01-01 Roger Sayle <roger@eyesopen.com>
11352 Andrew Pinski <pinskia@physics.uc.edu>
11353 James E. Wilson <wilson@specifixinc.com>
11355 PR rtl-optimization/12092
11356 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
11359 2005-01-01 Roger Sayle <roger@eyesopen.com>
11360 Olivier Hainque <hainque@act-europe.fr>
11362 * tree.c (int_fits_type_p): A narrower type always fits in a
11363 wider one, except for negative values into unsigned types.
11365 2005-01-01 Roger Sayle <roger@eyesopen.com>
11367 * tree.c (int_fits_type_p): Compare the result of force_fit_type
11368 with the original constant rather than require TREE_OVERFLOW.
11370 2005-01-01 Steven Bosscher <stevenb@suse.de>
11372 PR middle-end/17544
11373 * c-decl.c (finish_function): If compiling C99, annotate the
11374 compiler generated return with the current file name and line 0.
11375 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
11376 the source line is greater than 0.
11377 (remove_bb): Likewise.