1 2005-04-11 Uros Bizjak <uros@kss-loka.si>
3 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
4 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
5 * optabs.h (enum optab_index): Add new OTI_lceil.
6 (lceil_optab): Define corresponding macro.
7 * optabs.c (init_optabs): Initialize lceil_optab.
8 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
10 * builtins.c (expand_builtin_int_roundingfn): Handle
11 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
12 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
13 BUILT_IN_LLCEIL{,F,L}.
14 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
15 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
16 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
17 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
18 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
19 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
20 into lceil built-in function and (long long int)ceil{,f,l} into
21 llceil built-in function.
22 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
25 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
30 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
32 * config/arm/arm.c: Fix a comment typo.
33 * doc/tree-ssa.texi: Fix a typo.
35 2005-04-10 Steven Bosscher <stevenb@suse.de>
37 * cselib.c (clear_table): Rename to cselib_clear_table.
38 * cselib.h (cselib_clear_table): Add prototype.
39 * gcse.c (gcse_main): Make 'f' argument unused.
40 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
41 of each basic block instead.
42 (compute_sets, compute_hash_table_work): Likewise.
43 (constprop_register): Change int 'alter_jumps' argument to bool.
44 (do_local_cprop): Likewise.
45 (local_cprop_pass): Likewise. Also walk basic blocks instead of
46 the insn chain. Explicitly clear the cselib tables after finishing
47 one basic block. Make sure there are no unterminated libcall blocks.
48 Update compute_sets call.
49 (cprop): Walk basic blocks instead of the insn chain.
50 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
52 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
55 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
57 * combine.c (combine_simplify_rtx): Remove a transformation that
58 relies on an invalid assumption about rtl sign-extension semantics.
60 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
62 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
63 to build_int_cst_wide.
65 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
68 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
69 set the original address pseudo to the correct value before the
70 original insn, if possible, and leave the insn alone, otherwise
71 create a new pseudo, set it and replace it in the insn.
72 * recog.c (validate_change_maybe_volatile): New.
73 * recog.h (validate_change_maybe_volatile): Declare.
75 2005-04-09 Caroline Tice <ctice@apple.com>
77 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
78 Remove targetm.have_named_sections test.
79 (fix_edges_for_rarely_executed_code): Likewise.
80 (insert_section_boundary_note): Likewise.
81 (reorder_basic_blocks): Check partitioning flag before calling
82 verify_hot_cold_block_grouping.
83 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
84 the function struct rather than global variables.
85 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
86 (COLD_END_LABEL): Likewise
87 (cold_text_section_label): New static global variable.
88 (cold_end_label): Likewise.
89 (dwarf2out_switch_text_section): Get hot/cold section labels from
90 the function struct rather than global variables.
91 (output_aranges): Use cold_text_section_label and cold_end_label;
92 check partitioning flag before putting out delta.
93 (output_ranges): Remove incorrect code attempting to use
95 (output_line_info): Get cold section label from function struct.
96 (add_location_or_const_value_attribute): Likewise.
97 (get_subprogram_die): Get hot/cold section labels from function struct.
98 (dwarf2out_var_location): Likewise.
99 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
100 write out cold_text_section_label if partition flag is set.
101 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
102 * function.h (struct function): Add new fields to point to hot/cold
103 section labels: hot_section_label, cold_section_label,
104 hot_section_end_label and cold_section_end_label; also add new field
105 for cold text section name, unlikely_text_section_name.
106 * opts.c (decode_options): Turn off partitioning flag if
107 !targetm.have_named_sections.
108 * output.h (hot_section_label): Remove.
109 (hot_section_end_label): Remove.
110 (cold_section_end_label): Remove.
111 (unlikely_section_label): Remove.
112 (unlikely_text_section_name): Remove.
113 * passes.c (rest_of_handle_final): Remove code that frees
114 unlikely_text_section_name.
115 * varasm.c (unlikely_section_label): Remove.
116 (hot_section_label): Remove.
117 (hot_section_end_label): Remove.
118 (cold_section_end_label): Remove.
119 (unlikely_text_section_name): Remove.
120 (initialize_cold_section_name): Modify to call
121 targetm.strip_name_encoding; to store cold section name in current
122 function struct, if it exists; and to only use the decl_section_name
123 if flag_named_sections is true.
124 (unlikely_text_section): Modify to get section name out of current
125 function struct, if there is one; otherwise build it from
126 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
127 (in_unlikely_text_section): Likewise.
128 (named_section): Modify to get/put cold section name in current function
129 struct, if there is one.
130 (function_section): Change 'bool unlikely' to 'int reloc'; check
131 targetm.have_named_sections before calling named_section.
132 (current_function_section): Likewise.
133 (assemble_start_function): Modify to get/put unlikely_text_section_name
134 in current function struct; modify to get hot/cold section labels
135 from function struct; initialize labels using
136 ASM_GENERATE_INTERNAL_LABEL;
137 test partitioning flag before writing out hot section label.
138 (assemble_end_function): Test partitioning flag before writing out
139 hot/cold section labels.
140 (default_section_type_flags_1): Modify to use array instead of
141 char* for unlikely_text_section_name; set flags correctly for
142 cold text section if there is not a current function decl.
144 2005-04-09 Jakub Jelinek <jakub@redhat.com>
146 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
147 and TI_VA_LIST_FPR_COUNTER_FIELD.
148 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
149 * tree-pass.h (pass_stdarg): Add.
150 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
151 * tree-stdarg.c: New file.
152 * tree-stdarg.h: New file.
153 * Makefile.in (OBJS-common): Add tree-stdarg.o.
154 (tree-stdarg.o): Add dependencies.
155 * function.h (struct function): Add va_list_gpr_size and
156 va_list_fpr_size fields.
157 * function.c (allocate_struct_function): Initialize them.
158 * target.h (struct gcc_target): Add stdarg_optimize_hook.
159 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
160 (TARGET_INITIALIZER): Add it.
162 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
163 va_list_{g,f}pr_counter_field.
164 (ix86_setup_incoming_varargs): Don't do anything if reg_save
165 area will not be used. Only save registers that tree-stdarg.c
166 detected they need saving.
167 (ix86_va_start): Don't set up fields that won't be used.
169 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
170 va_list_{g,f}pr_counter_field.
171 (setup_incoming_varargs): Don't do anything if reg_save
172 area will not be used. Only save registers that tree-stdarg.c
173 detected they need saving.
174 (rs6000_va_start): Don't set up fields that won't be used.
176 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
177 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
178 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
179 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
181 2005-04-09 Jakub Jelinek <jakub@redhat.com>
184 * config/i386/i386.c (construct_container): Pass empty aligned
185 struct, union or class in memory.
187 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
189 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
190 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
191 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
192 config/rs6000/predicates.md: Fix comment typos.
194 * sched-int.h (haifa_insn_data): Remove blockage and units.
195 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
196 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
197 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
199 2005-04-09 Jan Hubicka <jh@suse.cz>
200 Steven Bosscher <stevenb@suse.de>
202 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
203 * cfgloop.c (get_loop_exit_edges): Likewise.
204 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
206 * loop-unroll.c (analyze_insns_in_loop): Likewise.
207 * tree-cfg.c (dump_cfg_status): Likewise.
209 2005-04-09 David Edelsohn <edelsohn@gnu.org>
211 * config/rs6000/predicates.md (altivec_register_operand): Remove
212 redundant match_code test.
213 (gpc_reg_operand): Same.
214 (cc_reg_operand): Same.
215 (cc_reg_not_cr0_operand): Same.
217 2005-04-09 Jan Hubicka <jh@suse.cz>
219 Forgotten hunk from my last merge patch:
220 * final.c (output_addr_const): Do not call mark_referenced.
222 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
224 * doc/tree-ssa.texi: Add immediate use documentation.
226 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
228 * arm.c (FL_WBUF): Define.
229 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
230 (arm_is_6_or_7): Delete.
231 (arm_tune_wbuf): New.
232 (arm_override_options): Set arm_tune_wbuf.
233 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
234 (arm_is_6_or_7): Delete declaration.
235 (arm_tune_wbuf): New declartion.
236 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
237 (model_wbuf): Derive from arm_tune_wbuf.
238 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
239 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
240 (arm740t): Mark CPUs as having a write buffer.
242 2005-04-09 Uros Bizjak <uros@kss-loka.si>
244 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
245 of 'const_double_operand' in operand 2 constraints. Update enable
248 2005-04-09 Uros Bizjak <uros@kss-loka.si>
250 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
251 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
252 * optabs.h (enum optab_index): Add new OTI_lfloor.
253 (lfloor_optab): Define corresponding macro.
254 * optabs.c (init_optabs): Initialize lfloor_optab.
255 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
256 and lfloordi2 patterns.
257 * builtins.c (expand_builtin_int_roundingfn): New prototype.
258 (expand_builtin_int_roundingfn): New function.
259 (fold_builtin_int_roundingfn): New prototype.
260 (fold_builtin_int_roundingfn): New function, renamed from
262 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
263 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
264 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
265 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
266 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
267 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
268 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
269 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
270 into lfloor built-in function and (long long int)floor{,f,l} into
271 llfloor built-in function.
272 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
275 2005-04-08 Ian Lance Taylor <ian@airs.com>
277 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
278 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
279 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
280 (DO_COND, DO_BODY): Likewise.
281 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
282 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
283 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
284 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
285 (build_continue_stmt, build_break_stmt): Don't declare.
286 (c_do_switch_warnings): Update declaration.
287 * c-gimplify.c (enum bc_t): Remove.
288 (struct c_gimplify_ctx, ctxp): Remove.
289 (push_context, pop_context): Remove static functions.
290 (c_genericize): Don't call push_context or pop_context.
291 (begin_bc_block, finish_bc_block): Remove static functions.
292 (build_bc_goto): Likewise.
293 (gimplify_c_loop): Likewise.
294 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
295 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
296 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
297 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
298 * c-common.c (c_do_switch_warnings): Rename from
299 c_do_switch_warnings_1.
300 (c_do_switch_warnings) [old version]: Remove.
301 (c_do_switch_expr_warnings): Remove.
302 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
303 function instead of c_do_switch_expr_warnings.
304 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
305 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
306 * c-pretty-print.c (pp_c_statement): Likewise.
307 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
309 2005-04-08 Diego Novillo <dnovillo@redhat.com>
311 Merge from tree-cleanup-branch: VRP, store CCP, store
312 copy-prop, incremental SSA updating of FUD chains and
313 newly exposed symbols.
315 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
316 (OBJS-common): Add tree-vrp.o.
317 (tree-vrp.o): New rule.
318 * basic-block.h (nearest_common_dominator_for_set): Declare.
319 * common.opt (ftree-store-ccp): New flag.
320 (ftree-copy-prop): New flag.
321 (ftree-vrp): New flag.
322 (ftree-store-copy-prop): New flag.
323 * dominance.c (nearest_common_dominator_for_set): New.
324 * domwalk.c (walk_dominator_tree): Only traverse
325 statements in blocks marked in walk_data->interesting_blocks.
326 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
327 * fold-const.c (fold): Handle ASSERT_EXPR.
328 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
329 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
330 flag_tree_vrp at -O2.
331 * timevar.def (TV_TREE_VRP): Define.
332 (TV_TREE_COPY_PROP): Define.
333 (TV_TREE_STORE_COPY_PROP): Define.
334 (TV_TREE_SSA_INCREMENTAL): Define.
335 (TV_TREE_STORE_CCP): Define.
336 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
337 to kill_redundant_phi_nodes from comment.
338 (verify_expr): Handle ASSERT_EXPR.
339 * tree-dfa.c (mark_new_vars_to_rename): Remove second
340 argument. Update all users.
341 (mark_call_clobbered_vars_to_rename): Remove. Update all
343 * tree-flow-inline.h (unmodifiable_var_p): New.
344 * tree-flow.h (enum value_range_type): Declare.
345 (struct value_range_def): Declare.
346 (value_range): Declare.
347 (remove_all_phi_nodes_for): Remove. Update all users.
348 (find_phi_node_for): Declare.
349 (add_type_alias): Declare.
350 (count_uses_and_derefs): Declare.
351 (kill_redundant_phi_nodes): Remove.
352 (rewrite_into_ssa): Remove.
353 (rewrite_def_def_chains): Remove.
354 (update_ssa, register_new_name_mapping, create_new_def_for,
355 need_ssa_update_p, name_registered_for_update_p,
356 release_ssa_name_after_update_ssa, dump_repl_tbl,
357 debug_repl_tbl, dump_names_replaced_by,
358 debug_names_replaced_by, mark_sym_for_renaming,
359 mark_set_for_renaming, get_current_def, set_current_def,
360 get_value_range, dump_value_range, debug_value_range,
361 dump_all_value_ranges, debug_all_value_ranges,
362 expr_computes_nonzero, loop_depth_of_name,
363 unmodifiable_var_p): Declare.
364 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
366 * tree-into-ssa.c (block_defs_stack): Update comment.
367 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
368 syms_to_rename, names_to_release, repl_tbl,
369 need_to_initialize_update_ssa_p, need_to_update_vops_p,
370 need_to_replace_names_p): New locals.
371 (NAME_SETS_GROWTH_FACTOR): Define.
372 (struct repl_map_d): Declare.
373 (struct mark_def_sites_global_data): Add field
375 (enum rewrite_mode): Declare.
376 (REGISTER_DEFS_IN_THIS_STMT): Define.
377 (compute_global_livein): Use last_basic_block instead of
379 (set_def_block): Remove last argument. Update all callers.
380 (prepare_use_operand_for_rename): Remove. Update all callers.
381 (prepare_def_operand_for_rename): Remove. Update all callers.
382 (symbol_marked_for_renaming): New.
385 (repl_map_hash): New.
387 (repl_map_free): New.
388 (names_replaced_by): New.
389 (add_to_repl_tbl): New.
390 (add_new_name_mapping): New.
391 (mark_def_sites): Assume that all the operands in the
392 statement are in normal form.
393 (find_idf): Assert that the block in the stack is valid.
394 (get_default_def_for): New.
395 (insert_phi_nodes_for): Add new argument 'update_p'.
397 If update_p is true, add a new mapping between the LHS of
398 each new PHI and the name that it replaces.
399 (insert_phi_nodes_1): Only call find_idf if needed.
400 (get_reaching_def): Call get_default_def_for.
401 (rewrite_operand): Remove.
402 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
403 and REWRITE_THIS_STMT are false.
404 Assume that all the operands in the statement are in
406 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
407 (rewrite_virtual_phi_arguments): Remove.
408 (invalidate_name_tags): Remove.
409 (register_new_update_single, register_new_update_set,
410 rewrite_update_init_block, replace_use,
411 rewrite_update_fini_block, rewrite_update_stmt,
412 rewrite_update_phi_arguments): New.
413 rewrite_blocks): Remove argument 'fix_virtual_phis'.
414 Add arguments 'entry', 'what' and 'blocks'.
415 Initialize the dominator walker according to 'what' and
417 Start the dominator walk at 'entry'.
418 (mark_def_site_blocks): Add argument 'interesting_blocks'.
419 Use it to configure the dominator walker.
420 (rewrite_into_ssa): Remove argument 'all'.
422 (rewrite_all_into_ssa): Remove.
423 (rewrite_def_def_chains): Remove.
424 (mark_def_interesting, mark_use_interesting,
425 prepare_phi_args_for_update, prepare_block_for_update,
426 prepare_def_site_for, prepare_def_sites,
427 dump_names_replaced_by, debug_names_replaced_by,
428 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
429 delete_update_ssa, create_new_def_for,
430 register_new_name_mapping, mark_sym_for_renaming,
431 mark_set_for_renaming, need_ssa_update_p,
432 name_registered_for_update_p, ssa_names_to_replace,
433 release_ssa_name_after_update_ssa,
434 insert_updated_phi_nodes_for, update_ssa): New.
435 * tree-loop-linear.c (linear_transform_loops): Call
436 update_ssa instead of rewrite_into_ssa.
437 * tree-optimize.c (vars_to_rename): Remove.
439 (init_tree_optimization_passes): Replace
440 pass_redundant_phi with pass_copy_prop.
442 Replace pass_ccp with pass_store_ccp.
443 Add pass_store_copy_prop after pass_store_ccp.
444 (execute_todo): If the TODO_ flags don't include updating
445 the SSA form, assert that it does not need to be updated.
446 Call update_ssa instead of rewrite_into_ssa and
447 rewrite_def_def_chains.
448 If TODO_verify_loops is set, call verify_loop_closed_ssa.
449 (tree_rest_of_compilation):
450 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
451 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
452 TODO_cleanup_cfg): Renumber.
453 (TODO_verify_loops, TODO_update_ssa,
454 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
455 TODO_update_ssa_only_virtuals): Define.
456 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
458 * tree-phinodes.c (make_phi_node): Update documentation.
459 (remove_all_phi_nodes_for): Remove.
460 (find_phi_node_for): New.
461 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
462 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
463 (interpret_rhs_modify_expr): Likewise.
464 * tree-sra.c (decide_instantiations): Mark all symbols in
465 SRA_CANDIDATES for renaming.
466 (mark_all_v_defs_1): Rename from mark_all_v_defs.
467 (mark_all_v_defs): New function. Update all users to call it
468 with the whole list of scalarized statements, not just the
470 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
471 (compute_flow_insensitive_aliasing): If the tag is
472 unmodifiable and the variable isn't or vice-versa, don't
473 make them alias of each other.
474 (setup_pointers_and_addressables): If the type tag for
475 VAR is about to change, mark the old one for renaming.
476 (add_type_alias): New.
477 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
478 (ccp_lattice_t): Rename from latticevalue.
479 (value): Remove. Update all users.
480 (const_val): New local variable.
481 (do_store_ccp): New local variable.
482 (dump_lattice_value): Handle UNINITIALIZED.
483 (debug_lattice_value): New.
484 (get_default_value): Re-write.
485 (set_lattice_value): Re-write.
486 (def_to_varying): Remove. Update all users.
487 (likely_value): Return VARYING for statements that make
488 stores when STORE_CCP is false.
489 Return VARYING for any statement other than MODIFY_EXPR,
490 COND_EXPR and SWITCH_EXPR.
491 (ccp_initialize): Re-write.
492 (replace_uses_in, replace_vuse_in, substitute_and_fold):
493 Move to tree-ssa-propagate.c.
494 (ccp_lattice_meet): Handle memory stores when
495 DO_STORE_CCP is true.
496 (ccp_visit_phi_node): Likewise.
497 (ccp_fold): Likewise.
498 (evaluate_stmt): Likewise.
499 (visit_assignment): Likewise.
500 (ccp_visit_stmt): Likewise.
501 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
505 (do_ssa_store_ccp): New.
506 (gate_store_ccp): New.
507 (pass_store_ccp): Declare.
508 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
509 (may_propagate_copy): Reformat.
510 Don't abort if ORIG is a virtual and DEST isn't.
511 If NEW does not have alias information but DEST does,
513 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
514 copy_prop_kind, which_copy_prop): Declare.
515 (stmt_may_generate_copy, get_copy_of_val,
516 get_last_copy_of, set_copy_of_val, dump_copy_of,
517 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
518 copy_prop_visit_stmt, copy_prop_visit_phi_node,
519 init_copy_prop, fini_copy_prop, execute_copy_prop,
520 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
521 store_copy_prop): New.
522 (pass_copy_prop, pass_store_copy_prop): Declare.
523 * tree-ssa-dom.c (struct opt_stats_d): Add fields
524 'num_const_prop' and 'num_copy_prop'.
525 (cprop_operand): Update them.
526 (dump_dominator_optimization_stats): Dump them.
527 (tree_ssa_dominator_optimize): Call update_ssa instead of
529 (loop_depth_of_name): Declare extern.
530 (simplify_cond_and_lookup_avail_expr): Guard against NULL
531 values for LOW or HIGH.
532 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
533 (record_equivalences_from_stmt): Call expr_computes_nonzero.
534 (cprop_operand): Only propagate if VAL != OP.
535 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
536 statement for renaming.
537 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
538 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
539 add_type_alias if necessary.
540 Call mark_new_vars_to_rename.
541 (tree_ssa_iv_optimize): If new symbols need to be renamed,
542 mark every statement updated, call update_ssa and
543 rewrite_into_loop_closed_ssa.
544 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
545 from LIVEIN if VAR is a virtual.
546 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
547 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
548 (get_call_expr_operands): Reformat statement.
549 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
551 * tree-ssa-propagate.c (ssa_prop_init): Initialize
552 SSA_NAME_VALUE for every name.
553 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
554 get_value_loaded_by): New.
555 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
556 substitute_and_fold): Move from tree-ssa-ccp.c.
557 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
558 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
559 get_value_loaded_by, replace_uses_in, substitute_and_fold):
561 * tree-ssa.c (verify_use): Fix error message.
562 (propagate_into_addr, replace_immediate_uses, get_eq_name,
563 check_phi_redundancy, kill_redundant_phi_nodes,
564 pass_redundant_phi): Remove. Update all users.
565 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
566 add_type_alias, if necessary.
567 * tree-vectorizer.h (struct _stmt_vect_info): Update
568 documentation for field 'memtag'.
569 * tree-vrp.c: New file.
570 * tree.def (ASSERT_EXPR): Define.
571 * tree.h (ASSERT_EXPR_VAR): Define.
572 (ASSERT_EXPR_COND): Define.
573 (SSA_NAME_VALUE_RANGE): Define.
574 (struct tree_ssa_name): Add field 'value_range'.
575 (PHI_REWRITTEN): Remove.
576 (struct tree_phi_node): Remove field 'rewritten'.
577 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
578 -ftree-store-copy-prop): Document.
579 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
580 Document usage of update_ssa.
582 2005-04-08 David Edelsohn <edelsohn@gnu.org>
585 * config/rs6000/predicates.md (altivec_register_operand): Accept
587 (and64_operand): Do not limit CONST_INT to mask64_operand.
588 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
589 (and_operand): Do not limit CONST_INT to mask_operand.
591 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
593 PR rtl-optimization/20466
594 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
595 for overlap of the address of each list member.
596 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
598 2005-04-08 Mike Stump <mrs@apple.com>
600 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
602 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
605 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
607 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
609 * function.c (push_function_context_to): Don't set
611 * function.h (function): Remove contains_functions.
612 (current_function_contains_functions): Remove.
614 * function.h (function): Remove instrument_entry_exit.
615 (current_function_instrument_entry_exit): Remove.
617 * function.h (nonlocal_labels): Remove.
619 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
621 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
622 (check_attr_value, write_attr_get, write_expr_attr_cache,
623 find_attr, make_internal_attr): Don't reference negative_ok or
625 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
626 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
627 (ATTR_STATIC): Adjust the value.
629 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
631 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
633 * config/s390/tpf.h (ASM_SPEC): Define.
635 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
637 * tree-flow.h: Remove the prototype for
638 redirect_immediate_uses.
639 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
641 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
643 * arm.c (arm_const_double_by_parts): New function.
644 * arm-protos.h (arm_const_double_by_parts): Add prototype.
645 * arm.md (define_split for 64-bit constants): Add another one.
647 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
649 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
651 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
653 * system.h: Revert last change.
655 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
657 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
658 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
659 (TARGET_SWITCHES): Delete.
660 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
661 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
662 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
663 * config/xtensa/xtensa.opt: New file.
665 2005-04-08 Ben Elliston <bje@au.ibm.com>
667 * config/fp-bit.c: Include L_mul_tf in #endif comment.
668 * config/fp-bit.h: Tidy comments.
670 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
672 * system.h: Poison PARAMS.
674 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
676 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
677 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
678 (TARGET_SWITCHES): Delete.
679 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
680 * config/vax/vax.opt: New file.
682 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
684 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
686 2005-04-07 Ian Lance Taylor <ian@airs.com>
688 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
690 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
691 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
694 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
696 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
697 all immediate uses in PHI nodes.
699 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
701 * arm.c (arm_const_double_inline_cost): Handle any constant by
702 using gen_lowpart and gen_highpart_mode.
703 (note_invalid_constants): All constants in an RTX with a constraint
704 that permits memory are now pushed to the constant pool.
705 (output_move_double): Delete code to handle reg to reg and
706 constant to reg moves.
707 (const_double_needs_minipool, output_mov_immediate): Delete.
708 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
709 CONST_INT and CONST_VECTOR.
710 * arm.md (ANY64): New mode macro.
711 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
712 (movdf_soft_insn): Split reg-reg and const-reg moves.
713 (split patterns for 64-bit constant and register moves): New.
714 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
715 (cirrus_movdf_hard_insn): Likewise.
716 * fpa.md (movdf_fpa): Likewise.
717 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
718 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
720 (movv2si_internal_2): Likewise.
721 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
722 (movdf_vfp): Likewise.
723 * arm-protos.h (output_mov_immediate): Delete prototype.
725 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
728 * simplify-rtx.c (simplify_unary_operation_1): Check
729 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
731 2005-04-06 James E Wilson <wilson@specifixinc.com>
734 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
737 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
739 * coverage.h (GCOV_TYPE_NODE): Delete.
740 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
741 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
742 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
743 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
744 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
746 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
749 * Makefile.in (gcc.pot): Remove options.c dependency.
750 * optc-gen.awk: Don't quote help strings with N_().
752 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
754 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
755 the function returns a pointer type.
757 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
759 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
760 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
761 * doc/invoke.texi: Documnet salias-max-implicit-fields.
762 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
763 explicit_uses members.
764 (get_or_create_used_part_for): Initialize new fields.
765 (fieldoff_compare): New function.
766 (create_overlap_variables_for): Count number of fields, use
767 heuristic to determine whether to create subvars for vars with
769 Sort the field list by offset and avoid creating duplicate SFT's.
771 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
773 * c.opt (-F): Remove trailing whitespace from help string.
774 (-finput-charset): Use a tab to separate the switch name and help
776 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
777 (-ftree-vectorizer-verbose): Likewise.
779 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
781 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
782 a PHI argument where a use occurs instead of all PHI arguments.
784 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
786 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
789 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
791 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
792 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
793 config/bfin/bfin.h: Fix comment typos.
795 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
797 * doc/install.texi: Update the URL for Jacks.
798 * doc/sourcebuild.texi: Likewise.
800 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
803 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
804 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
806 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
808 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
810 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
812 * config/v850/v850-protos.h (override_options): Delete.
813 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
814 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
815 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
816 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
817 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
818 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
819 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
820 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
821 (OVERRIDE_OPTIONS): Delete.
822 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
823 (small_memory_info): Remove the value field.
824 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
826 * config/v850/v850.c (small_memory): Remove the value field.
827 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
828 (override_options): Delete.
829 (v850_handle_memory_option, v850_handle_option): New functions.
830 * config/v850/v850.opt: New file.
832 2005-04-06 Geoffrey Keating <geoffk@apple.com>
834 * config.host: Add a section for generic hosts, and a subsection
835 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
836 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
837 * config/host-darwin.h: New.
838 * config/x-darwin: New.
839 * config/i386/host-i386-darwin.c: New.
840 * config/i386/x-darwin: New.
841 * config/rs6000/host-darwin.c: Include host-darwin.h.
842 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
843 (darwin_rs6000_gt_pch_use_address): Likewise.
844 * config/rs6000/x-darwin: Change name of .o built, update
845 dependencies for changes to rs6000/host-darwin.c.
847 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
850 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
852 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
854 * tree-vect-analyze.c (vect_analyze_loop_form): Call
855 split_loop_exit_edge instead of loop_split_edge_with.
857 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
859 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
860 UNSPEC_SET_VSCR): New constants, used throughout.
862 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
864 (altivec_vspltis<VI_char>): ... this pattern, using
865 a QImode const_int_operand for the immediate.
866 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
869 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
872 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
874 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
876 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
878 2005-04-06 Ben Elliston <bje@au.ibm.com>
880 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
881 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
882 macros as living in "this file" and not gcc.h.
884 2005-04-06 Ben Elliston <bje@au.ibm.com>
886 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
887 -ftree-live_range_split. Perhaps renamed at some point?
889 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
892 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
893 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
895 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
897 * tree-flow.h (number_of_iterations_cond): Declaration removed.
898 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
899 (number_of_iterations_special): New function.
900 (number_of_iterations_exit): Use number_of_iterations_special.
901 Use simplify_using_outer_evolutions only at -O3.
902 (number_of_iterations_cond, tree_simplify_using_condition,
903 simplify_using_initial_conditions, loop_niter_by_eval,
904 compare_trees, can_count_iv_in_wider_type_bound,
905 simplify_using_outer_evolutions): Use fold_build.
907 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
909 * doc/install.texi (Configuration): Document --with-java-home.
911 2005-04-05 Richard Henderson <rth@redhat.com>
915 * config/i386/i386.c (print_operand): Handle vector zeros.
916 (ix86_split_to_parts): Handle CONST_VECTOR.
917 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
918 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
919 what modes to tie for MMX and SSE registers.
920 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
921 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
922 to vector modes as well.
923 * config/i386/predicates.md (const0_operand): Handle VOIDmode
924 properly as an input mode.
926 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
928 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
930 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
932 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
934 2005-04-05 Jakub Jelinek <jakub@redhat.com>
936 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
937 and local functions, set sse_nregs to 8 and float_in_sse.
938 (function_arg_advance, function_arg): If float_in_sse, pass
939 SFmode and DFmode arguments in SSE registers.
940 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
942 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
945 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
947 * config/i386/i386-protos.h (ix86_function_value): Accept two
948 arguments, like the target macro.
949 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
950 * config/i386/i386.c (ix86_function_value): Accept the second
951 argument of the target macro.
952 (ix86_function_ok_for_sibcall): Pass a function pointer to
954 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
955 call to ix86_value_regno).
956 (ix86_value_regno): Add support for returning floating point values
959 2005-04-05 Jakub Jelinek <jakub@redhat.com>
961 PR tree-optimization/20076
962 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
963 that call __builtin_return or __builtin_apply_args.
965 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
967 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
968 Use immediate use iterator.
969 (stmt_is_bumper_for_loop): Use immediate use iterator.
970 * predict.c (strip_builtin_expect): Use update_stmt.
971 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
972 on all elements of a STATEMENT_LIST.
973 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
974 (bsi_remove): Remove imm_use links and mark the stmt as modified.
975 (bsi_replace): Mark stmt as modified and the update it.
976 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
977 (expand_complex_libcal): Call update_stmt.
978 (expand_complex_comparison): Call mark_stmt_modified.
979 (expand_complex_operations_1): Call update_stmt_if_modified.
980 (expand_vector_operations_1): Call mark_stmt_modified.
981 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
982 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
983 add_immediate_use, redirect_immediate_use,
984 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
985 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
986 (mark_new_vars_to_rename): Call update_stmt.
987 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
988 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
990 (unmodify_stmt): Delete.
991 (update_stmt): New. Force an update of a stmt.
992 (update_stmt_if_modified): update a stmt if it is out of date.
993 (get_stmt_operands): Verify stmt is NOT modified.
994 (stmt_modified_p): Update comment.
995 (delink_imm_use): Remove a use node from its immuse list.
996 (link_imm_use_to_list): Link a use node to a specific list.
997 (link_imm_use): Link a node to the correct list.
998 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
999 it in the correct list, if appropriate.
1000 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
1001 (relink_imm_use): Link a use node in place of another node in a list.
1002 (relink_imm_use_stmt): LInk a node in place of another node, and set
1004 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
1005 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
1006 (first_safe_imm_use): New. Initialize a safe immuse iterator.
1007 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
1008 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
1009 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
1010 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
1011 (has_zero_uses): New. Return true if there are no uses of a var.
1012 (has_single_use): New. Return true if there is only a single use of a
1014 (single_imm_use): New. Return the simgle immediate use.
1015 (num_imm_uses): New. Return the number of immediate uses.
1016 (get_v_must_def_ops): Use is now a pointer.
1017 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
1018 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
1020 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
1021 (delink_stmt_imm_use): Delink all immuses from a stmt.
1022 (phi_arg_index_from_use): New. Return a phi arg index for a use.
1023 * tree-flow.h (struct dataflow_d): Delete.
1024 (immediate_use_iterator_d): New. Immediate use iterator struct.
1025 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
1026 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
1027 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
1029 (struct stmt_ann_d): Remove dataflow_t from struct.
1030 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
1031 (if_convertible_phi_p): Use FAST immuse iterator.
1032 (if_convertible_loop_p): Don't call compute_immediate_uses.
1033 (replace_phi_with_cond_modify_expr): Call update_stmt.
1034 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
1035 update_stmt_if_modified.
1036 (rewrite_all_into_ssa): Initialize ssa operands.
1037 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
1038 compute_immediate_uses.
1039 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
1040 ssa_property is available.
1041 (execute_one_pass): Change parameters passed to execute_todo.
1042 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
1043 (remove_ssa_form): Call fini_ssa_operands.
1044 (insert_backedge_copies): Delete call to modify_stmt.
1045 * tree-phinodes.c (make_phi_node): Initialize use nodes.
1046 (release_phi_node): Delink any use nodes before releasing.
1047 (resize_phi_node): Relink any use nodes.
1048 (remove_phi_arg_num): Delink the use node.
1049 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
1050 (remove_all_phi_nodes_for): Release phi node first.
1051 * tree-pretty-print.c (dump_generic_node): Print stmt address.
1052 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
1053 (scalarize_use, scalarize_copy): Call update_stmt.
1054 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
1055 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
1056 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
1057 (ccp_initialize): Remove call to compute_immediate_uses.
1058 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
1059 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
1061 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
1062 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
1063 (eliminate_redundant_computations): Call mark_stmt_modified.
1064 (cprop_operand): Call mark_stmt_modified.
1065 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
1066 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
1067 (dse_optimize_stmt): Use new immuse interface.
1068 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
1069 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
1070 (substitute_single_use_vars): Use new immuse interface.
1071 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
1072 and compute_immediate_uses.
1073 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
1075 (rewrite_mem_refs): Call update_stmt.
1076 (determine_lsm): Remove call to compute_imm_uses and free_df.
1077 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
1078 (try_unroll_loop_completely): Call update_stmt.
1079 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
1080 (rewrite_use_compare): Call update_stmt.
1081 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
1082 (rewrite_use) : Call update_stmt.
1083 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
1084 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
1086 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
1087 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
1088 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
1090 (initialize_vuse_operand): New. Initialize a vuse operand.
1091 (initialize_v_may_def_operand): New. Initialize a maydef operand.
1092 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
1093 (finalize_ssa_defs): Use stmt parameter.
1094 (correct_use_link): Ensure a use node is in the correct list, and has
1095 the correct stmt pointer.
1096 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
1097 finalize_ssa_v_must_defs): Also initialize use nodes.
1098 (finalize_ssa_stmt_operands): Pass extra stmt operands.
1099 (build_ssa_operands): Seperate parsing from final operand construction.
1100 (parse_ssa_operands): New. Parse entry point for operand building.
1101 (swap_tree_operands): New. Swap 2 tree operands.
1102 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
1104 (get_expr_operands): Call swap_tree_operands when needed.
1105 (copy_virtual_operands): Use initialize routines for virtual use ops.
1106 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
1107 (verify_abort): New. Issue imm_use error.
1108 (verify_imm_links): New Verify imm_use links for a var.
1109 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
1110 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
1111 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
1112 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
1113 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
1114 (NULL_USE_OPERAND_P) Define.
1115 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
1117 (struct vuse_operand_type): New struct.
1118 (SET_USE): Call set_ssa_use_from_ptr.
1120 (PHI_ARG_INDEX_FROM_USE): Define.
1121 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
1122 argument via SET_USE, not PHI_ARG_DEF_TREE.
1123 * tree-ssa-pre.c (eliminate): Call update_stmt.
1124 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
1126 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
1127 (nearest_common_dominator_of_uses): Use imm_use iterator.
1128 (statement_sink_location): Use imm_use iterator and interface.
1129 (execute_sink_code): Don't call compute_immediate_uses or free-df.
1130 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
1131 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
1132 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
1133 (verify_ssa): Ensure no stmt is marked modify after optimization pass
1134 if new parameter is true.
1135 (init_tree_ssa): Don't initialize operand cache here.
1136 (delete_tree_ssa): Don't destroy operand cache here.
1137 (propagate_into_addr): Pass in a use pointer, return true if anything
1139 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
1140 (check_phi_redundancy): Use imm_use iterator.
1141 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
1143 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
1144 (release_ssa_name): Delink node and all elements in its imm_use list.
1145 * tree-tailcall.c (adjust_return_value): Call update_stmt.
1146 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
1147 * tree-vectorizer.c (need_imm_uses_for): Delete.
1148 (vectorize_loops): Dont call compute_immediate_uses or free_df.
1149 * tree.h (struct ssa_imm_use_d): Define.
1150 (SSA_NAME_IMM_USE_NODE): Define.
1151 (struct tree_ssa_name): Add imm_use node.
1153 (PHI_ARG_IMM_USE_NODE): Define.
1154 (struct phi_arg_d): Add imm_use node.
1155 (struct tree_phi_node): Remove struct dataflow_d element.
1156 (TDF_STMTADDR): Define.
1158 2005-04-05 Dale Johannesen <dalej@apple.com>
1160 * doc/invoke.texi (Optimization Options): Remove
1161 duplicate -fcse-follow-jumps. Add -fweb.
1162 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
1163 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
1165 2005-04-05 Per Bothner <per@bothner.com>
1167 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
1168 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
1169 (warn_uninit): Get EXPR_LOCUS from context now instead.
1170 This fixes a USE_MAPPED_LOCATION testsuite failure.
1172 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
1174 2005-04-05 Per Bothner <per@bothner.com>
1176 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
1177 of the artification 'return 0' in main() to BUILTINS_LOCATION.
1178 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
1181 2004-04-05 Devang Patel <dpatel@apple.com>
1183 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
1184 (lhsr<mode>3): ... new name.
1185 (altivec_vsra<VI_char>): Rename to ..
1186 (ashr<mode>3): ... new name.
1187 * config/rs6000/rs6000.c (builtin_description): Rename shift
1190 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
1192 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
1193 gen_lowpart_for_combine.
1194 * cse.c (gen_lowpart_if_possible): Move...
1195 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
1197 (gen_lowpart_no_emit_general): Use it.
1199 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1201 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
1204 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1206 * system.h: Fix typo.
1208 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
1210 * config/bfin/bfin-modes.def: New file.
1211 * config/bfin/bfin-protos.h: New file.
1212 * config/bfin/bfin.c: New file.
1213 * config/bfin/bfin.h: New file.
1214 * config/bfin/bfin.md: New file.
1215 * config/bfin/bfin.opt: New file.
1216 * config/bfin/crti.s: New file.
1217 * config/bfin/crtn.s: New file.
1218 * config/bfin/elf.h: New file.
1219 * config/bfin/lib1funcs.asm: New file.
1220 * config/bfin/predicates.md: New file.
1221 * config/bfin/t-bfin: New file.
1222 * config/bfin/t-bfin-elf: New file.
1223 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
1224 Document new attributes.
1225 (interrupt, interrupt_handler, saveall): Update documentation for
1227 * doc/install.texi (Specific): Add entry for the Blackfin.
1228 * doc/invoke.texi (Blackfin Options): New section.
1229 * doc/md.texi (Blackfin family): New section to document constraints.
1230 * config.gcc: Add bfin*-* and bfin*-elf configurations.
1232 2005-04-05 Olivier Hainque <hainque@adacore.com>
1234 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
1235 match what the system unwinder expects.
1236 * config/mips/mips.c (mips_frame_set): If we're saving the return
1237 address register and the dwarf return address column number differs
1238 from the hard register number, adjust the note reg to refer to the
1241 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
1243 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
1244 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
1245 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1246 (processor_type): New enum.
1247 (mn10300_processor): New variable.
1248 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
1249 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
1250 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1251 (PROCESSOR_DEFAULT): New macro.
1252 * config/mn10300/mn10300.c (mn10300_processor): New variable.
1253 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1254 (mn10300_handle_option, mn10300_override_options): New functions.
1255 * config/mn10300/mn10300.opt: New file.
1257 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1258 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
1260 PR tree-optimization/19903
1261 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
1262 that don't fit in their type after conversion.
1264 2005-04-05 Uros Bizjak <uros@kss-loka.si>
1267 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
1268 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
1269 Allocate local stack slots here. Set ix86_optimize_mode_switching.
1270 flag here. Implement using define_insn_and_split.
1271 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
1272 (frndintxf2_mask_pm_i387): New insn patterns.
1273 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
1274 Do not set ix86_optimize_mode_switching flag.
1275 (ceilsf2, ceildf2, ceilxf2): Same.
1276 (btruncsf2, btruncdf2, btruncxf2): Same.
1277 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
1279 2005-04-05 Ian Lance Taylor <ian@airs.com>
1282 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
1283 i386_pe_record_external_function.
1284 (i386_pe_record_external_function): Update declaration.
1285 * config/i386/winnt.c (struct extern_list): Add decl field.
1286 (i386_pe_record_external_function): Add decl parameter.
1287 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
1289 * config/i386/i386-protos.h (i386_pe_record_external_function):
1292 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
1294 * config/m68k/m68k-protos.h: Add a prototype for
1295 valid_dbcc_comparison_p_2.
1296 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
1297 extend_operator, const_uint32_operand, const_sint32_operand,
1298 general_src_operand, nonimmediate_src_operand,
1299 memory_src_operand, post_inc_operand, pre_dec_operand,
1300 pcrel_address): Move to predicates to predicates.md.
1301 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
1302 * config/m68k/m68k.md: Include predicates.md.
1303 * config/m68k/predicates.md: New.
1305 2005-04-04 Roger Sayle <roger@eyesopen.com>
1307 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
1309 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
1311 2005-04-04 Ian Lance Taylor <ian@airs.com>
1313 * c-typeck.c (struct c_switch): Rename switch_stmt field to
1315 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
1316 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
1317 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
1318 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
1319 * c-common.c (c_do_switch_warnings_1): New static function broken
1320 out of c_do_switch_warnings.
1321 (c_do_switch_warnings): Call c_do_switch_warnings_1.
1322 (c_do_switch_expr_warnings): New function.
1323 * c-common.h (c_do_switch_expr_warnings): Declare.
1325 2005-04-04 David Edelsohn <edelsohn@gnu.org>
1326 Daniel Jacobowitz <dan@codesourcery.com>
1328 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
1330 * rtlanal.c (may_trap_p): Same.
1332 2005-04-04 Dale Johannesen <dalej@apple.com>
1334 * ChangeLog: remove reference to ChangeLog.12.
1336 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
1338 CRIS epilogue as RTL.
1339 * config/cris/cris.md: Change all 0 in unspec 0 to
1341 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
1342 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
1344 ("return"): Change to define_expand. Call cris_expand_return for
1346 ("*return_expanded"): New pattern.
1347 ("epilogue"): New define_expand.
1348 * config/cris/cris.h (PREDICATE_CODES): Add
1349 cris_load_multiple_op.
1350 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
1352 (enum cris_retinsn_type): New.
1353 (struct machine_function): New member return_type.
1354 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
1355 (cris_target_asm_function_epilogue): Remove, moving RTLified
1357 (cris_expand_epilogue): New function.
1358 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
1359 (cris_gen_movem_load, cris_load_multiple_op)
1360 (cris_return_address_on_stack_for_return, cris_expand_return): New
1362 (cris_target_asm_function_prologue)
1363 (cris_initial_frame_pointer_offset): Call
1364 cris_reg_saved_in_regsave_area instead of complicated expression.
1365 Call cris_return_address_on_stack instead of an expression.
1366 (cris_print_operand) <case 'o', case 'O'>: New cases.
1367 (cris_return_address_on_stack): Change return-type to bool.
1368 (cris_simple_epilogue): Ditto. Return false if registers are
1370 * config/cris/cris-protos.h (cris_simple_epilogue)
1371 (cris_return_address_on_stack): Adjust prototype return type.
1372 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
1373 (cris_return_address_on_stack_for_return): New prototypes.
1375 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1377 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
1378 gpr_or_int12_operand.
1380 * config/frv/frv-protos.h: Add a prototype to
1381 frv_legitimate_memory_operand and frv_const_unspec_p.
1382 (frv_unspec): Move from frv.c.
1383 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
1384 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
1385 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
1386 gpr_or_fpr_operand, gpr_or_int12_operand,
1387 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
1388 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
1389 int6_operand, int5_operand, uint5_operand, uint4_operand,
1390 uint1_operand, int_2word_operand, uint16_operand,
1391 upper_int16_operand, integer_register_operand,
1392 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
1393 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
1394 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
1395 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
1396 move_destination_operand, movcc_fp_destination_operand,
1397 frv_function_symbol_referenced_p, move_source_operand,
1398 condexec_dest_operand, condexec_source_operand,
1399 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
1400 const_unspec_operand, gpr_or_memory_operand,
1401 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
1402 icc_operand, fcc_operand, cc_operand, icr_operand,
1403 fcr_operand, cr_operand, call_operand, sibcall_operand,
1404 symbolic_operand, relational_operator,
1405 integer_relational_operator, float_relational_operator,
1406 ccr_eqne_operator, minmax_operator,
1407 condexec_si_binary_operator, condexec_si_media_operator,
1408 condexec_si_divide_operator, condexec_si_unary_operator,
1409 condexec_sf_conv_operator, condexec_sf_add_operator,
1410 condexec_memory_operand, intop_compare_operator, acc_operand,
1411 even_acc_operand, quad_acc_operand, accg_operand: Move to
1413 * config/frv/frv.h (PREDICATE_CODES): Remove.
1414 * config/frv/frv.md: Include predicates.md.
1415 * config/frv/predicates.md: New.
1417 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1420 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
1421 * tree-ssa-loop-ivopts.c: Include langhooks.h.
1422 (add_standard_iv_candidates_for_size): New function, extracting code
1423 from add_standard_iv_candidates and parameterizing it by type size.
1424 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
1426 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1428 * system.h (GCOV_SIZE_TYPE): Unposion.
1429 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
1430 (GCOV_TYPE_SIZE): ...this new macro.
1431 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
1432 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
1433 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
1434 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
1435 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
1436 instead of unsigned_intSI_type_node.
1437 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
1438 (rtl_gen_one_value_profiler_no_edge_manipulation)
1439 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
1440 * value-prof.c: Include coverage.h.
1442 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
1443 Diego Novillo <dnovillo@redhat.com>
1445 Fix PR tree-optimization/20703
1446 Fix PR tree-optimization/20725
1448 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
1449 (create_expression_by_pieces): Ditto.
1450 (valid_in_set): Ditto. Also handle tcc_declaration.
1451 (find_or_generate_expression): Handle comparison class.
1452 (insert_into_preds_of_block): Ditto.
1453 (insert_aux): Ditto.
1454 (create_value_expr_from): Handle comparison class, recursively
1455 handle reference nodes.
1456 (compute_avail): Handle comparison classes, rewrite a little cleaner.
1457 (execute_pre): Fix spacing.
1458 (do_fre): Renamed to execute_fre.
1460 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1462 * doc/invoke.texi (SPARC options): Document that
1463 -mlittle-endian is not supported on Linux either.
1465 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1469 * config.gcc (Obsolete configurations): Remove
1470 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
1471 (sparclite-*-coff*): Delete.
1472 (sparclite-*-elf*): Likewise.
1473 (sparc86x-*-elf*): Likewise.
1474 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
1475 * config/sparc/lite.h: Delete.
1476 * config/sparc/litecoff.h: Likewise.
1477 * config/sparc/liteelf.h: Likewise.
1478 * config/sparc/sp86x-elf.h: Likewise.
1479 * config/sparc/t-sparclite: Likewise.
1480 * config/sparc/t-sp86x: Likewise.
1482 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
1484 * config/s390/s390-protos.h: (s390_comparison,
1485 s390_alc_comparison, s390_slb_comparison, const0_operand,
1486 consttable_operand, larl_operand, s_operand,
1487 shift_count_operand, bras_sym_operand, load_multiple_operation,
1488 store_multiple_operation, s390_plus_operand): Remove prototypes.
1489 (s390_legitimate_address_without_index_p): New prototype.
1490 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
1492 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
1493 const0_operand, consttable_operand, larl_operand, s_operand,
1494 shift_count_operand, bras_sym_operand, load_multiple_operation,
1495 store_multiple_operation, s390_plus_operand): Move to
1497 (check_mode): Remove.
1498 (s390_branch_condition_mask): Remove 'static'. Move prototype to
1500 (s390_legitimate_address_without_index_p): New.
1501 * config/s390/s390.h (PREDICATE_CODES): Remove.
1502 * config/s390/s390.md: Include predicates.md.
1503 * config/s390/predicates.md: New.
1505 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1508 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
1509 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
1510 (NEED_INDICATE_EXEC_STACK): Define to 1.
1511 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
1512 (NEED_INDICATE_EXEC_STACK): Define to 1.
1513 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
1514 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
1515 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
1516 (pic_helper_emitted_p): New global.
1517 (emit_pic_helper): New function extracted from...
1518 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
1519 Do not call emit_pic_helper if delay_pic_helper is true.
1520 (sparc_expand_prologue): Pass 'false' to load_pic_register.
1521 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
1522 (sparc_file_end): New function.
1524 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1526 * config/mcore/mcore-protos.h: Remove the prototypes for
1527 mcore_arith_reg_operand, mcore_general_movsrc_operand,
1528 mcore_general_movdst_operand, mcore_reload_operand,
1529 mcore_arith_J_operand, mcore_arith_K_operand,
1530 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
1531 mcore_arith_K_S_operand, mcore_arith_imm_operand,
1532 mcore_arith_any_imm_operand, mcore_arith_O_operand,
1533 mcore_literal_K_operand, mcore_addsub_operand,
1534 mcore_compare_operand, mcore_load_multiple_operation,
1535 mcore_store_multiple_operation, mcore_call_address_operand.
1536 Add a prototype for const_ok_for_mcore.
1537 * config/mcore/mcore.c (mcore_call_address_operand,
1538 mcore_general_movsrc_operand, mcore_general_movdst_operand,
1539 mcore_arith_reg_operand, mcore_reload_operand,
1540 mcore_arith_J_operand, mcore_arith_K_operand,
1541 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
1542 mcore_arith_M_operand, mcore_arith_imm_operand,
1543 mcore_arith_any_imm_operand, mcore_arith_O_operand,
1544 mcore_literal_K_operand, mcore_addsub_operand,
1545 mcore_compare_operand, mcore_load_multiple_operation,
1546 mcore_store_multiple_operation): Move to predicates.md.
1547 (const_ok_for_mcore): Export.
1548 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
1549 * config/mcore/mcore.md: Include predicates.md.
1550 * config/mcore/predicates.md: New.
1552 * config/mcore/predicates.md: Fix a comment typo.
1554 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
1555 Adrian Straetling <straetling@de.ibm.com>
1557 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
1558 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
1559 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
1561 ("imul"): Removed from "type" attribute.
1562 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
1563 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
1564 Changed type to imulsi.
1565 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
1567 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1569 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
1570 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
1571 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
1572 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
1573 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
1574 (TARGET_SWITCHES, mcore_stack_increment_string)
1575 (TARGET_OPTIONS): Delete.
1576 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
1577 than *_BIT constants.
1578 (TARGET_8ALIGN): #undef old definition before redefining to 1.
1579 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
1580 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
1581 (mcore_override_options): Delete mcore_stack_increment code.
1582 Change use of M340_BIT to MASK_M340.
1583 * config/mcore/mcore.opt: New file.
1585 2005-04-04 Ian Lance Taylor <ian@airs.com>
1587 * config/arm/arm.c (replace_symbols_in_block): Remove static
1590 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1592 * config/fr30/fr30-protos.h: Remove the prototypes for
1593 stack_add_operand, add_immediate_operand,
1594 high_register_operand, low_register_operand, call_operand,
1595 di_operand, and nonimmediate_di_operand.
1596 * config/fr30/fr30.c (stack_add_operand,
1597 add_immediate_operand, high_register_operand,
1598 low_register_operand, call_operand, di_operand,
1599 nonimmediate_di_operand): Move to predicates.md.
1600 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
1601 * config/fr30/fr30.md: Include predicates.md.
1602 * config/fr30/predicates.md: New.
1604 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
1605 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
1606 mcore_call_address_operand.
1608 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
1609 general_movsrc_operand.
1611 2005-04-04 Alan Modra <amodra@bigpond.net.au>
1613 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
1616 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
1619 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
1622 2005-04-04 Richard Henderson <rth@redhat.com>
1623 Jakub Jelinek <jakub@redhat.com>
1625 PR rtl-optimization/16104
1626 * fold-const.c (fold_unary): Fix folding of vector conversions.
1628 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1630 * config.gcc (xstormy16-*-elf): Set extra_options.
1631 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
1632 * config/stormy16/stormy16.opt: New file.
1634 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1636 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
1637 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
1638 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
1639 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
1640 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
1641 (TARGET_UNIX_ASM): Delete.
1642 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
1643 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
1644 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
1645 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1646 * config/pdp11/pdp11.opt: New file.
1648 2005-04-03 Roger Sayle <roger@eyesopen.com>
1649 Alexandre Oliva <aoliva@redhat.com>
1652 * fold-const.c (non_lvalue): Split tests into...
1653 (maybe_lvalue_p): New function.
1654 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
1655 C++ front-end prior to lowering into gimple form.
1657 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1659 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
1660 BUILT_IN_STRNCASECMP): New.
1661 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
1664 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
1667 * arm.md (addsi3_compare0_for_combiner): Delete.
1668 (addsi3_compare0_scratch_for_combiner): Delete.
1669 (cmpsi_neg_shiftsi): Delete.
1670 (compare_negsi_si): New pattern.
1671 (cmpsi_negshiftsi_si): New pattern.
1672 (negated_cbranchsi4): Restrict to equality_operator.
1674 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
1677 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1679 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
1682 * doc/install.texi: Fix a typo.
1684 2005-04-03 Steven Bosscher <stevenb@suse.de>
1687 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
1688 a computed goto if the edge to the computed goto block has
1689 incoming abnormal edges. Clarify how the function works.
1691 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
1693 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
1694 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
1695 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
1696 hash_scan_set, reg_set_between_after_reload_p,
1697 reg_used_between_after_reload_p, get_avail_load_store_reg,
1698 eliminate_partially_redundant_load): Likewise.
1699 * postreload.c (reload_cse_simplify_set,
1700 reload_combine_note_use): Likewise.
1701 * predict.c (predict_insn, expected_value_to_br_prob,
1702 propagate_freq, expensive_function_p): Likewise.
1703 * print-rtl.c (print_rtx): Likewise.
1704 * profile.c (instrument_edges, instrument_values,
1705 compute_branch_probabilities, branch_prob, union_groups,
1706 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
1707 * protoize.c (in_system_include_dir, file_could_be_converted,
1708 file_normally_convertible, gen_aux_info_file, seek_to_line,
1709 do_cleaning): Likewise.
1710 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
1711 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
1712 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1714 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1716 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
1717 * modulo-sched.c (undo_replace_buff_elem): New structure.
1718 (kernel_number_of_cycles, ps_unschedule_node,
1719 undo_generate_reg_moves,free_undo_replace_buff,
1720 undo_permute_partial_schedule, loop_single_full_bb_p,
1721 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
1722 build_loops_structure, get_sched_window): New.
1723 (generate_reg_moves): Return undo_replace_buff_elem and other
1725 (generate_prolog_epilog): Remove old loop versioning.
1726 (sms_schedule): Use loop information and loop_version.
1727 (sms_schedule_by_order): Split part of it to get_sched_window.
1728 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
1729 cfg_layout_finalize and free_dominance_info before/after SMS.
1731 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1733 * cfghooks.c (lv_flush_pending_stmts,
1734 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
1735 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
1736 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
1737 lv_add_condition_to_bb,
1738 lv_adjust_loop_header_phi, extract_cond_bb_edges,
1739 flush_pending_stmts): New in cfg_hooks structure.
1740 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
1741 extract_cond_bb_edges, lv_adjust_loop_header_phi,
1742 lv_add_condition_to_bb): New declarations.
1743 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
1745 (loop_version): Declare.
1746 * cfgloopmanip.c (cfghooks.h): Include.
1747 (duplicate_loop_to_header_edge): Change return type to bool.
1748 (loop_version, lv_adjust_loop_entry_edge): Move here.
1749 * cfgrtl.c (cfgloop.h): Include.
1750 (rtl_verify_flow_info_1): Fix.
1751 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
1752 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
1754 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
1755 tree_lv_add_condition_to_bb): New.
1756 (tree_cfg_hooks): Add new hooks to initialization.
1757 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
1758 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
1760 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1762 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
1763 xstormy16_below100_or_register,
1764 xstormy16_splittable_below100_or_register, and
1765 nonimmediate_nonstack_operand.
1767 * config/stormy16/stormy16-protos.h: Remove the prototypes for
1768 xstormy16_ineqsi_operator, equality_operator,
1769 inequality_operator, shift_operator,
1770 xstormy16_below100_operand, xstormy16_below100_or_register,
1771 xstormy16_splittable_below100_or_register,
1772 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
1773 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
1774 equality_operator, inequality_operator,
1775 xstormy16_below100_operand, xstormy16_below100_or_register,
1776 xstormy16_splittable_below100_or_register,
1777 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
1778 nonimmediate_nonstack_operand, shift_operator): Move to
1780 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
1781 * config/stormy16/stormy16.md: Include predicates.md.
1782 * config/stormy16/predicates.md: New.
1784 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1786 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
1787 small_int, large_int, reg_or_0_operand, simple_memory_operand,
1788 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
1789 move_operand, power_of_2_operand): Move to predicates.md.
1790 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
1791 PREDICATE_CODE): Remove.
1792 * config/iq2000/iq2000.md: Include predicates.md.
1793 * config/iq2000/predicates.md: New.
1795 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
1797 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
1798 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
1799 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
1800 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
1801 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
1802 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
1803 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
1804 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1805 (TARGET_M68HC11): Delete.
1806 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
1807 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
1808 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
1809 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1810 (nb_soft_regs): Delete.
1811 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
1812 (m68hc11_override_options): Remove the code that caters for MASK_M6811
1813 and MASK_M6812 being set simultaneously. Change the code that sets
1814 the default m68hc11_soft_reg_count to use integers instead of strings.
1815 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
1816 m68hc11_soft_reg_count (which now has an int type) as the number
1818 * config/m68hc11/m68hc11.opt: New file.
1820 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1822 * config/fr30/fr30.h (PREDICATE_CODES): Remove
1823 fp_displacement_operand, sp_displacement_operand.
1825 * config/m68hc11/m68hc11-protos.h: Add a prototype for
1827 Remove the prototypes for tst_operand, cmp_operand,
1828 stack_register_operand, d_register_operand,
1829 hard_addr_reg_operand, splitable_operand,
1830 m68hc11_logical_operator, m68hc11_arith_operator,
1831 m68hc11_non_shift_operator, m68hc11_shift_operator,
1832 m68hc11_unary_operator, m68hc11_eq_compare_operator,
1833 non_push_operand, hard_reg_operand, and
1834 reg_or_some_mem_operand.
1835 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
1837 (tst_operand, cmp_operand, non_push_operand,
1838 splitable_operand, reg_or_some_mem_operand,
1839 stack_register_operand, d_register_operand,
1840 hard_addr_reg_operand, hard_reg_operand,
1841 m68hc11_eq_compare_operator, m68hc11_logical_operator,
1842 m68hc11_arith_operator, m68hc11_non_shift_operator,
1843 m68hc11_shift_operator, m68hc11_unary_operator): Move to
1845 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
1846 * config/m68hc11/m68hc11.md: Include predicates.md.
1847 * config/m68hc11/predicates.md: New.
1849 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1852 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
1853 change checked in along with 2005-03-03's patch for debug/20253.
1854 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
1855 (remap_decl): Insert type decl in map earlier.
1857 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1859 PR tree-optimization/20640
1860 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
1861 post-dominator if it has phi nodes.
1862 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
1863 before dead statements.
1865 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1868 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
1870 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1872 PR rtl-optimization/20290
1873 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
1874 in every iteration if the entry point is the exit test.
1876 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
1878 * config/cris/cris.md (attribute "length"): Define.
1880 2005-04-02 Geoffrey Keating <geoffk@apple.com>
1882 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
1883 (word_offset_memref_operand): New.
1884 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
1885 (indexed_or_indirect_operand): Delete.
1886 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
1887 (indexed_or_indirect_operand): Delete.
1889 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
1892 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
1895 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
1896 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
1898 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1900 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
1902 2005-04-01 Ian Lance Taylor <ian@airs.com>
1904 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
1905 (rus, prus): Remove static variables.
1906 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
1907 (process_command): Permit report_times and use_pipes together.
1909 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1911 * c-decl.c (validate_proto_after_old_defn): Look at
1912 TYPE_MAIN_VARIANT of argument types.
1914 2005-04-01 Paul Brook <paul@codesourcery.com>
1916 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
1917 (arm_output_function_epilogue): Allow call_via_SP.
1918 (thumb_call_via_reg, arm_file_end): Ditto.
1919 * config/arm/arm.h (struct machine_function): Include space for SP.
1920 (thumb_call_via_label): Update declaration.
1922 2005-04-01 Ian Lance Taylor <ian@airs.com>
1924 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
1925 doing a peephole optimization, once again put any notes in the
1928 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1930 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
1932 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1934 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
1935 (block_alloc, find_free_reg): Likewise.
1936 * loop-doloop.c (doloop_modify): Likewise.
1937 * loop-invariant.c (record_use): Likewise.
1938 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
1939 get_iv_value, canon_condition, eliminate_implied_condition,
1940 eliminate_implied_condition, simplify_using_initial_values,
1941 shorten_into_mode, canonicalize_iv_subregs,
1942 iv_number_of_iterations): Likewise.
1943 * loop-unroll.c (expand_var_during_unrolling): Likewise.
1944 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
1945 unswitch_loop): Likewise.
1946 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
1947 move_movables, replace_call_address, find_and_verify_loops,
1948 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
1949 record_giv, final_giv_value, general_induction_var,
1950 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
1951 loop_giv_dump): Likewise.
1953 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
1954 GCOV_CHECK_WRITING): Remove.
1955 (gcov_position, gcov_rewrite): Use gcc_assert.
1956 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
1957 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
1958 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
1961 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1963 * tree-inline.c: Fix a typo.
1965 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1967 * configure.ac (enable-checking): Explicitly set all variables for
1968 collective switch values. Alphabetize variables. Rename
1969 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
1971 * doc/install.texi (enable-checking): Update documentation.
1972 * configure: Rebuilt.
1974 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1976 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
1979 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1981 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
1982 Also reject cases where this pattern will cause load delay stalls
1983 unless optimizing for size and it will produce a shorter sequence.
1984 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
1985 variants to avoid pre-adjusting the base when possible.
1987 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1989 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
1990 the frame and argument pointers.
1991 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
1992 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
1993 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
1994 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
1995 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
1996 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
1998 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
2000 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
2001 with entry for selectany attribute.
2002 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
2004 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
2005 (i386_pe_asm_named_section): Handle sections generated by
2006 selectany attribute.
2007 * doc/extend.texi (selectany): Document attribute.
2009 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
2010 Jan Hubicka <jh@suse.cz>
2012 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
2013 to fix addresses involving EBP and ESP.
2014 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
2015 for SUBREGed registers.
2016 (legitimate_address_p): Accept SUBREGed registers.
2018 2005-04-01 Jakub Jelinek <jakub@redhat.com>
2021 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
2022 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
2025 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2027 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
2029 2005-04-01 James E Wilson <wilson@specifixinc.com>
2032 * dwarf2out.c (rtl_for_decl_init): New function.
2033 (rtl_for_decl_location): Extracted from here.
2034 (tree_add_const_value_attribute): Call rtl_for_decl_init and
2035 add_const_value_attribute. Delete initializer_constant_valid_p call.
2037 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2039 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
2040 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
2041 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
2042 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
2043 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
2044 config/i386/i386.md, config/rs6000/predicates.md,
2045 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
2046 config/s390/s390.c, config/stormy16/stormy16.c,
2047 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
2050 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2053 * gimplify.c (gimplify_expr): Create a temporary for lvalue
2054 COND_EXPR and CALL_EXPR.
2056 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
2059 * genautomata.c (first_cycle_unit_presence): Check all alternative
2060 states for unit presence.
2062 * doc/md.texi: Remove remark about impossibility to query unit
2063 presence in non nondeterministic automaton state.
2065 * config/ia64/ia64.c (get_template): Change order of unit querying.
2067 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2069 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
2072 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
2074 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
2075 flag for edges outside any loops.
2077 2005-03-31 Janis Johnson <janis187@us.ibm.com>
2079 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
2081 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2083 * tree-ssa-alias.c: Follow spelling conventions.
2084 * doc/tree-ssa.texi: Fix a typo.
2086 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
2088 * postreload-gcse.c: Include target.h.
2089 (gcse_after_reload_main): Return early if we cannot modify jumps.
2090 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
2092 2005-03-31 David Edelsohn <edelsohn@gnu.org>
2094 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
2095 expensive operations.
2097 2005-03-31 Ian Lance Taylor <ian@airs.com>
2099 * collect2.c (lderrout): New variable.
2100 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
2101 if it is set, to stderr.
2102 (handler): Unlink lderrout if it is set.
2103 (dump_file): Add "to" parameter. Change all callers.
2104 (main): Initialize lderrout.
2105 (collect_execute): Add errname parameter. Change all callers.
2106 Rename redir parameter to outname. Never pass
2107 PEX_STDERR_TO_STDOUT to pex_run.
2108 * collect2.h (collect_execute, dump_file): Update declarations.
2109 * tlink.c (tlink_execute): Add errname parameter. Change all
2111 (do_tlink): Check lderrout as well as ldout.
2113 2005-03-31 Caroline Tice <ctice@apple.com>
2115 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
2116 (bb-reorder.o): Add errors.h to list of requirements.
2117 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
2118 profiledbootstrap flags.
2119 * bb-reorder.c (errors.h): Add new include.
2120 (struct bbro_basic_block_data_def): Add new field, in_trace.
2121 (add_unlikely_executed_notes): Remove function.
2122 (mark_bb_for_unlikely_executed_section): Remove function.
2123 (insert_section_boundary_note): New function.
2124 (verify_hot_cold_block_grouping): New function.
2125 (push_to_next_round_p): Remove variables and tests that push all
2126 cold blocks to last round.
2127 (find_traces): Remove code that added extra round of trace finding
2128 when doing partitioning.
2129 (find_traces_1_round) : Remove variable last_round; add code to
2130 update new struct field, in_trace; correct trace_length where it was
2131 incorrect before (after call to copy_bb); change code that pushed all
2132 cold blocks to last round. Instead verify that all blocks going into
2133 a trace belong in the same partition.
2134 (connect_traces): Modify to connect the traces in two passes, if the
2135 function contains both hot and cold blocks. The first pass connects
2136 all the traces for blocks in the partition that the first block in
2137 the function belongs to; the second pass connnects all the traces
2138 containing blocks that belong in the other partition.
2139 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2140 code that automatically put the first block in a function into the
2141 hot partition if the function had any hot blocks.
2142 (fix_crossing_unconditional_branches): Check number of succ edges
2143 before attempting to get one.
2144 (fix_edges_for_rarely_executed_code): Update comment describing
2146 (reorder_basic_blocks): Add code to initialize new field (in_trace);
2147 remove call to add_unlikely_executed_notes; add call to
2148 verify_hot_cold_block_grouping.
2149 (duplicate_computed_gotos): Don't change computed goto if it's a
2151 (partition_hot_cold_basic_blocks): Update function comment.
2152 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
2154 (try_forward_edges): Likewise.
2155 (merge_blocks_move_predecessor_nojumps): Likewise.
2156 (merge_blocks_move_successor_nojumps): Likewise.
2157 (merge_blocks_move): Likewise.
2158 (try_crossjump_bb): Likewise.
2159 * cfglayout.c (update_unlikely_executed_notes): Remove function.
2160 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
2161 notes to cold bb's; remove call to update_unlikely_executed_notes.
2162 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2163 NOTE_INSN_SWITCH_TEXT_SECTIONS.
2164 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
2165 function declaration.
2166 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
2168 (rtl_can_merge_blocks): Remove redundancy from condition.
2169 (try_redirect_by_replacing_jump): Likewise.
2170 (force_nonfallthru_and_redirect): Remove code for adding
2171 UNLIKELY_EXECUTED_CODE notes to cold bb's.
2172 (commit_one_edge_insertion): Likewise.
2173 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
2174 * dbxout.c (FORCE_TEXT): Replace function_section with
2175 current_function_section.
2176 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
2177 function, switch_text_section.
2178 (struct xcoff_debug): Likewise.
2179 (dbxout_function_end): Add code to put out label diffs for both
2180 hot and cold sections.
2181 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
2182 for new debug_hooks funciton, switch_text_section..
2183 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
2184 switch_text_section.
2185 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
2186 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
2187 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
2188 dw_fde_switched_sections.
2189 (output_call_frame_info): Add test to see if function switches text
2190 sections in the middle; if so, use appropriate extra hot and cold
2191 section labels to compute size deltas for the hot and cold sections.
2192 (dwarf2out_begin_prologue): Add code to initialize new fields in
2194 (dwarf2out_switch_text_section): New function (invoked through
2195 debug_hook); updates new fields in dw_fde_struct appropriately and
2196 increments separate_line_info_table_in_use.
2197 (dwarf2_debug_hooks): Initialize switch_text_section function to be
2198 dwarf2out_switch_text_section.
2199 (struct var_loc_node): Add new field, section_label.
2200 (output_aranges): Add code to check whether in hot or cold section and
2201 use the appropriate label in calculating deltas.
2202 (output_ranges): Likewise.
2203 (output_line_info): Add code to check which section we're in and
2204 use appropriate hot/cold label.
2205 (add_location_or_constant_value_attribute): Likewise.
2206 (gen_subprogam_die): Modify arange attributes to use correct labels.
2207 (dwarf2out_begin_block): Change call to function_section into call to
2208 current_function_section.
2209 (dwarf2out_end_block): Likewise.
2210 (dwarf2out_source_line): Likewise.
2211 (dwarf2out_var_location): Add code to check whether in hot or cold
2212 section and use the appropriate label.
2213 * except.c (output_function_exception_table): Change call to
2214 function_section into call to current_function_section.
2215 * final.c (profile_function): Likewise.
2216 (scan_ahead_for_unlikely_executed_note): Remove function.
2217 (final_scan_insn): Remove calls to
2218 scan_ahead_for_unlikely_executed_note, and related code for switching
2219 to cold section, except for the single time
2220 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
2221 debug_hooks->switch_text_sections; replace appropriate calls to
2222 function_section with calls to current_function_section.
2223 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
2224 test_bb to condition.
2225 (find_if_case_2): Likewise.
2226 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2227 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
2228 * opts.c (decode_options): Change warning about hot/cold partitioning
2229 with exceptionss to inform (so as not to cause bootstrap failures);
2230 remove warning about partitioning with DWARF debug info.
2231 * output.h (current_function_section): Add new function decl.
2232 (insert_section_boundary_note): Likewise.
2233 (enum in_section): Move this declaration here from varasm.c.
2234 (unlikely_section_label): Likewise.
2235 (unlikely_text_section_name): Likewise.
2236 (last_text_section_name): New global variable.
2237 (last_text_section): Likewise.
2238 (hot_section_label): Likewise.
2239 (hot_section_end_label): Likewise.
2240 (cold_section_end_label): Likewise.
2241 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
2242 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
2243 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
2244 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
2245 insn from consideration.
2246 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
2247 switch_text_section.
2248 * varasm.c (basic-block.h): Add new include.
2249 (unlikely_section_label_printed): Remove global variable.
2250 (unlikely_section_label): Make global variable not be static any more.
2251 (unlikely_text_section_name): Likewise.
2252 (hot_section_end_label): New global variable (not static)
2253 (first_function_block_is_cold): Likewise.
2254 (hot_section_label): Likewise.
2255 (cold_section_end_label): Likewise..
2256 (last_text_section): New global variable, not static.
2257 (last_text_section_name): New global variable, not static.
2258 (initialize_cold_section_name): New function.
2259 (enum in_section): Move declaration to output.h.
2260 (text_section): Update last_text_section.
2261 (unlikely_text_section): Replace code to determine cold section name
2262 with call to initialize_cold_section_name; Add code to update
2263 last_text_section; remove code for printing out label.
2264 (named_section_real): Add code to update last_text_section and
2265 last_text_section_name as appropriate.
2266 (function_section): Change test for 'unlikely' to depend on
2267 first_function_block_is_cold (moved old test to
2268 current_function_section).
2269 (current_function_section): New function.
2270 (assemble_start_function): Move code that frees
2271 unlikely_text_section_name; initialize hot_section_end_label;
2272 print hot and cold section labels at the start of the function;
2273 set first_function_block_is_cold, if appropriate; initialize l
2274 ast_text_section; add call to insert_section_boundary_note.
2275 (assemble_end_function): Add code to write out hot and cold section
2277 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
2278 switch_text_section.
2279 * config/darwin.c (machopic_select_section): Replace incorrect
2280 function in base_funs; update reloc for cold sections if necessary.
2281 * config/darwin.h (SECTION_FUNCTION): Add code to update
2282 last_text_section if appropriate.
2283 (text_unlikely_section): Remove.
2284 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
2285 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
2286 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
2287 partitioning for this architecture.
2289 2005-03-31 Olivier Hainque <hainque@adacore.com>
2291 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
2292 defined and non-zero.
2294 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
2297 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
2300 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2303 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
2304 label operand. Remove (use (unspec..)). Don't emit a label on
2306 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
2307 generate inline label for load_toc_v4_PIC_1b.
2308 (rs6000_emit_load_toc_table): Likewise.
2310 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2312 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
2313 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
2315 2005-03-29 Devang Patel <dpatel@apple.com>
2317 * tree-sra.c (decide_block_copy): Disable scalarization of
2320 2005-03-30 Stuart Hastings <stuart@apple.com>
2321 Dale Johannesen <dalej@apple.com>
2323 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
2324 * print-tree.c (print_node): Add case STATEMENT_LIST.
2326 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2328 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
2329 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
2330 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
2331 is given with "powerpc64*" or "all", or when --with-cpu chooses
2334 2005-03-30 James E. Wilson <wilson@specifixinc.com>
2337 * dwarf2out.c (add_high_low_attributes): New function, extracted from
2338 gen_lexical_block_die.
2339 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
2341 2005-03-31 Jan Hubicka <jh@suse.cz>
2343 2004-11-02 Jan Hubicka <jh@suse.cz>
2345 * cgraph.c (cgraph_varpool_node_name): New function.
2346 (dump_cgraph_varpool_node): New function.
2347 (dump_varpool): New function.
2348 * cgraphunit.c (cgraph_optimize): Dump varpool.
2350 2004-10-16 Jan Hubicka <jh@suse.cz>
2352 * cgraph.c (decide_is_variable_needed): New function.
2353 (cgraph_varpool_finalize_decl): Use it.
2354 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
2356 * final.c (output_addr_const): Do not call mark_referenced.
2357 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
2358 always go via cgraph.
2359 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
2360 (check_global_declarations): Ifdef out code clearing DECL_RTL.
2361 * tree-optimize.c (execute_inline): Mark functions called.
2362 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
2364 2004-10-11 Jan Hubicka <jh@suse.cz>
2366 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
2367 (cgraph_varpool_last_needed_node): New static variable.
2368 (enqueue_needed_varpool_node): Break out from ...; add items to the
2369 end of queue; update first pointers.
2370 (cgraph_varpool_mark_needed_node): ... here.
2371 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
2372 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
2373 * cgraph.h (cgraph_varpool_node): Add analyzed field.
2374 (cgraph_varpool_first_unanalyzed_node): Declare.
2375 * cgraphunit.c: Include output.h.
2376 (cgraph_varpool_analyze_pending_decls): New function.
2377 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
2378 for errors, analyze pending decls.
2379 (cgraph_finalize_compilation_unit): Only analyze decls.
2380 (cgraph_optimize): Assemble the decls after expanding.
2382 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
2384 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
2385 subvars get marked properly in tags for grouping.
2386 (add_pointed_to_var): Mark only actual pointed to
2387 variables/subvars in addresses needed.
2388 (create_overlap_variables_for): Clear call clobbered on original
2390 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
2391 addresable vars with subvars into list.
2392 * tree-ssa.c (verify_ssa_name): Verify original is not used where
2395 2005-03-30 Richard Henderson <rth@redhat.com>
2397 * cgraph.h (struct cgraph_node): Add alias.
2398 * varasm.c (assemble_alias): Set it.
2399 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
2400 avoid calling cgraph_expand_function.
2402 2005-03-30 Tom Tromey <tromey@redhat.com>
2404 * tree.def (FILE_TYPE): Removed.
2405 * typeclass.h (enum type_class): Removed file_type_class.
2406 * dwarf2out.c (is_base_type): Updated.
2407 (gen_type_die): Likewise.
2408 * dbxout.c (dbxout_type): Updated.
2409 * builtins.c (type_to_class): Updated.
2410 * tree.c (type_contains_placeholder_1): Updated.
2411 * config/sparc/sparc.c (sparc_type_code): Updated.
2412 * config/ia64/ia64.c (hfa_element_mode): Updated.
2413 * expr.c (count_type_elements): Updated.
2414 * stor-layout.c (layout_type): Updated.
2415 * tree-inline.c (remap_type): Updated.
2416 * tree-pretty-print.c (dump_generic_node): Updated.
2418 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
2420 * builtins.c (expand_builtin_powi): Fix mode of
2421 2nd argument to match int.
2422 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
2423 2nd argument type to int.
2424 * libgcc2.c: Change prototype of __powi* functions to use
2427 2005-03-30 Dale Johannesen <dalej@apple.com>
2430 * calls.c (expand_call): Flush pending deferrals before
2433 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2437 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
2438 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
2439 c_label_context, label_context_stack): New.
2440 * c-decl.c (define_label): Check for jumps into statement
2441 expressions. Add label to list of defined labels.
2442 (start_function): Push context on label_context_stack.
2443 (finish_function): Pop context from label_context_stack.
2444 * c-typeck.c (label_context_stack): New.
2445 (c_finish_goto_label): Check for jumps into statement
2446 expressions. Add label to list of jumped to labels.
2447 (struct c_switch): Add blocked_stmt_expr.
2448 (c_start_case): Initialize it.
2449 (do_case): Check it.
2450 (c_finish_case): Verify !blocked_stmt_expr.
2451 (c_begin_stmt_expr): Push context on label_context_stack.
2452 Increment blocked_stmt_expr. Mark labels jumped to from outside
2454 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
2455 defined in the statement expression and no longer jumpable to.
2456 Mark labels jumped to from just outside the statement expression
2457 as again definable. Pop context from label_context_stack.
2458 * doc/extend.texi (Statement Exprs): Update.
2460 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2463 * c-decl.c (start_function): Check for old_decl being
2466 2005-03-30 Ian Lance Taylor <ian@airs.com>
2468 * final.c (final): Remove prescan parameter. Change all callers.
2469 (final_scan_insn): Remove prescan parameter. Change all callers.
2471 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
2473 * tree-vectorizer.c: Fix comment typos.
2475 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
2477 * tree-scalar-evolution.c (instantiate_parameters_1): Return
2478 as soon as a chrec_dont_know is detected.
2480 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
2482 Merge from csl-arm-branch.
2483 2004-02-12 Mark Mitchell <mark@codesourcery.com>
2485 * tlink.c (recompile_files): Do not assume that "rename" can
2486 overwrite an existing file.
2488 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
2490 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
2491 * gcc/configure: Regenerate.
2493 2005-03-30 Alan Modra <amodra@bigpond.net.au>
2495 * doc/install.texi: Update binutils requirement for powerpc*-linux.
2497 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
2499 * calls.c (struct arg_data): Update "partial" comment.
2500 (load_register_parameters): Update "nregs" comment.
2502 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2504 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
2505 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
2506 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
2507 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
2508 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
2509 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
2510 than target_flags & 0.
2511 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
2512 (iq2000_arch, iq2000_parse_cpu): Delete.
2513 (TARGET_HANDLE_OPTION): Override default.
2514 (iq2000_handle_option): New function.
2515 (override_options): Remove -march= and -mcpu= handling.
2516 * config/iq2000/iq2000.opt: New file.
2518 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2520 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
2521 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
2522 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
2523 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
2524 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
2525 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
2526 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
2527 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
2528 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
2529 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
2530 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
2531 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
2532 (c4x_rpts_cycles_string, c4x_cpu_version_string)
2533 (TARGET_OPTIONS): Delete.
2534 (c4x_rpts_cycles, c4x_cpu_version): Declare.
2535 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
2536 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
2537 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
2538 (c4x_cpu_version_string): Delete.
2539 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2540 (c4x_handle_option): New function. Map -m3x and -m4x options to the
2541 equivalent -mcpu= option.
2542 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
2543 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
2544 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
2545 or clearing the appropriate MASK_* bit.
2546 (c4x_file_start): Use c4x_cpu_version.
2547 * config/c4x/c4x.opt: New file.
2549 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2551 * doc/options.texi: Document the new MaskExists flag.
2552 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
2553 if the option has the MaskExists flag.
2555 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2557 * opt-functions.awk (flag_set_p, test_flag): New functions.
2558 (switch_flags): Use them.
2559 * opth-gen.awk: Use flag_set_p to check for flags.
2560 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
2562 2005-03-30 Ian Lance Taylor <ian@airs.com>
2564 * config.host (i[34567]86-*-mingw32*): Don't set
2565 host_can_use_collect2 to no.
2567 2005-03-30 Alan Modra <amodra@bigpond.net.au>
2570 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
2571 Remove convert_memory_address call duplicating that in memory_address.
2573 2005-03-29 Richard Henderson <rth@redhat.com>
2576 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
2577 (build_compound_literal): Likewise. Propagate decl type into the
2579 (finish_decl): Likewise. Use new return value from complete_array_type
2580 for zero sized arrays.
2581 (complete_array_type): Move ...
2582 * c-common.c (complete_array_type): ... here. Change first argument
2583 to pointer-to-type-node. Consistently use sizetype for the index
2584 except for zero sized arrays. Detect zero sized arrays for pedantic
2585 mode diagnostics. Create a new type node instead of modifying the
2587 * c-tree.h (complete_array_type): Move decl ...
2588 * c-common.h (complete_array_type): ... here.
2590 2005-03-29 Richard Henderson <rth@redhat.com>
2593 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
2595 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
2597 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
2598 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
2599 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
2600 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
2602 2005-03-29 Eric Christopher <echristo@redhat.com>
2604 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
2605 truthvalue conversion removal.
2607 2005-03-29 Ian Lance Taylor <ian@airs.com>
2610 * collect2.c: Never include <vfork.h>.
2611 (VFORK_STRING, vfork): Don't define.
2612 (pid): Remove global variable.
2613 (handler): Call raise instead of kill (getpid(), ...).
2614 (collect_wait): Add pex parameter. Change all callers. Use
2615 pex_get_status rather than pwait.
2616 (do_wait): Add pex parameter. Change all callers.
2617 (collect_execute): Return struct pex_obj * rather than void. Use
2618 pex routines rather than pexecute.
2619 (fork_execute): Get pex_obj from collect_execute, and pass it to
2621 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
2622 Only declare quit_handler if SIGQUIT is defined.
2623 (scan_libraries): Likewise.
2624 * collect2.h (collect_execute): Update declaration.
2625 (collect_wait): Update declaration.
2626 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
2627 pass it to collect_wait.
2629 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
2632 * c-parser.c (c_parser_compound_statement_nostart): Give error
2633 message for EOF instead of just setting parser->error.
2635 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
2637 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
2638 (slpeel_update_phi_nodes_for_guard1): New function.
2639 (slpeel_update_phi_nodes_for_guard2): New function.
2640 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
2641 of slpeel_update_phi_nodes_for_guard.
2642 (vectorize_loops): Remove call to loop_closed_rewrite.
2643 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
2646 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
2648 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
2649 (TARGET_LITTLE_ENDIAN): New macro.
2650 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
2651 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
2652 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
2653 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
2654 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
2655 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
2656 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
2657 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
2658 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
2659 (TARGET_OPTIONS): Delete.
2660 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
2661 (CACHE_FLUSH_TRAP): Turn into an integer.
2662 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
2663 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
2664 -mflush-trap is in use.
2665 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
2666 (m32r_cache_flush_trap_string): Delete.
2667 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
2668 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
2669 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
2670 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2671 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
2672 -mmodel= and -msdata= handling from...
2673 (m32r_init): ...here.
2674 * config/m32r/m32r.opt: New file.
2676 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
2678 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
2679 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
2680 * tree-vect-analyze.c (vect_object_analysis): additional parm
2681 pass back a "struct ptr_info_def *" with the points-to info.
2682 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
2683 statement using info returned from vect_object_analysis.
2684 * tree-vect-transform.c (update_vuses_to_preheader): New function.
2685 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
2686 for virtual uses and defs when creating a replacement vector
2687 reference. Call duplicate_ssa_name_ptr_info to define points-to
2688 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
2689 (vectorizable_store): copy_virtual_operands and update
2690 definition statements.
2691 (vectorizable_load): copy_virtual_operands. Remove call to
2692 mark_call_clobbered_vars_to_rename for call to "const" builtin.
2693 * tree-vectorizer.c (vectorize_loops): Remove calls to
2694 rewrite_into_ssa and bitmap_clear (vars_to_rename).
2695 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
2696 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
2697 define macro STMT_VINFO_PTR_INFO for use in accessing.
2698 * tree.h add export of duplicate_ssa_name_ptr_info.
2699 * rs6000.c (altivec_init_builtins): Declare builtin function
2700 __builtin_altivec_mask_for_load to be "const".
2702 2005-03-29 Jakub Jelinek <jakub@redhat.com>
2705 * cgraph.h (struct cgraph_varpool_node): Add alias field.
2706 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
2707 assemble_variable on aliases.
2708 * varasm.c (assemble_alias): Set node->alias.
2709 * toplev.c (wrapup_global_declarations): Don't call
2710 rest_of_decl_compilation on aliases again.
2712 2005-03-29 Paul Brook <paul@codesourcery.com>
2714 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
2715 * config/arm/arm.c (arm_dbx_register_number): New function.
2716 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
2718 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
2721 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
2722 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
2724 2005-03-29 Dale Johannesen <dalej@apple.com>
2726 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
2727 $(TREE_H) and $(COVERAGE_H).
2728 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
2729 * opts.c (common_handle_option): Enable tree-based value transforms.
2730 * toplev.c (process_options): Ditto.
2731 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
2732 refers to references to this type.
2733 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
2734 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
2735 for may_be_more, may_be_less.
2736 (rtl_gen_pow2_profiler): Adjust.
2737 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
2738 (rtl_gen_one_value_profiler): Adjust.
2739 (rtl_gen_const_delta_profiler): Adjust.
2740 * tree-profile.c (tree_gen_interval_profiler): Implement.
2741 (tree_gen_pow2_profiler): Ditto.
2742 (tree_gen_one_value_profiler): Ditto.
2743 (tree_profiling): New.
2744 (pass_tree_profile): Reference it.
2745 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
2747 (insn_divmod_values_to_profile): Rename to
2748 rtl_divmod_values_to_profile. Adjust.
2749 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
2750 (insn_prefetch_values_to_profile): Adjust.
2751 (rtl_value_profile_transformations): Adjust.
2752 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
2753 (gen_mod_pow2): Rename to rtl_mod_pow2.
2754 (gen_mod_subtract): Rename to rtl_mod_subtract.
2755 (divmod_fixed_value_transform): Rename to
2756 rtl_divmod_fixed_value_transform.
2757 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
2758 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
2759 (rtl_find_values_to_profile): Adjust.
2760 (tree_value_profile_transformations): Implement.
2761 (tree_divmod_values_to_profile): New.
2762 (tree_values_to_profile): New.
2763 (tree_divmod_fixed_value): New.
2764 (tree_mod_pow2): New.
2765 (tree_mod_subtract): New.
2766 (tree_divmod_fixed_value_transform): New.
2767 (tree_mod_pow2_value_transform): New.
2768 (tree_mod_subtract_transform): New.
2769 (tree_find_values_to_profile): Implement.
2770 * profile.c (instrument_values): Free histograms.
2771 (compute_value_histograms): Adjust. Implement tree version.
2773 2005-03-29 Uros Bizjak <uros@kss-loka.si>
2775 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
2776 * config/i386/i386.c (output_fix_trunc): Add new round_mode
2777 variable. Output "fldcw" depending on round_mode.
2778 * config/i386/i386.md (UNSPEC_FIST): New.
2779 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
2780 New isns patterns to implement lrint and llrint built-ins as x87
2782 (fistdi2, fist<mode>2 splitters): New splitters.
2783 (lrint<mode>2): New expanders.
2785 2005-03-28 Ian Lance Taylor <ian@airs.com>
2787 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
2788 0 when calling final_scan_insn.
2790 2005-03-28 Jan Hubicka <jh@suse.cz>
2793 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
2796 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
2797 types where possible.
2799 2005-03-26 Per Bothner <per@bothner.com>
2801 Make -f[no-]show-column also control non-cpp diagnostics.
2802 * c.opt (fshow-column): Move option from here ...
2803 * common.opt (fshow-column): ... to here.
2804 * diagnostic.c (diagnostic_build_prefix): Only print column number
2805 if flag_show_column.
2807 2005-03-27 Steven Bosscher <stevenb@suse.de>
2809 * vax-protos.h (vax_output_int_move, vax_output_int_add,
2810 vax_output_conditional_branch): New prototypes.
2811 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
2812 extracted from vax.md mov and add patterns.
2813 (vax_output_conditional_branch): New function to output conditional
2814 branch instructions.
2815 * vax.md: Use mode macros for arithmetic and mov patterns.
2816 Use code macros for the jump patterns.
2818 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2820 * Makefile.in (libbackend.o): Depend on version files;
2821 add custom generation command.
2823 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2826 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
2827 sure that we have a REG before getting its REGNO.
2829 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2831 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
2832 * builtins.def (BUILT_IN_STRNDUP): New.
2834 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
2836 PR tree-optimization/20470
2837 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
2840 2005-03-25 Mike Stump <mrs@apple.com>
2842 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
2845 2005-03-25 Geoffrey Keating <geoffk@apple.com>
2847 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
2848 Use our own structure definitions.
2850 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
2851 (fix_truncdfsi2): Allow registers or memory as destination.
2852 When TARGET_PPC_GFXOPT, generate simplified pattern.
2853 (fix_truncdfsi2_internal): Use define_insn_and_split.
2854 (fix_truncdfsi2_internal_gfxopt): New.
2855 (fctiwz): Don't confuse register allocation by giving it no choices.
2857 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
2858 (EXTRA_MEMORY_CONSTRAINT): Likewise.
2859 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
2860 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
2862 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2864 * dominance.c (free_dominance_info): Speed up by freeing et
2865 data structures without maintaining other nodes.
2866 * et-forest.c (et_free_tree_force): New.
2867 * et-forest.h: Add a prototype for et_free_tree_force.
2869 * tree.c (get_set_constructor_bits,
2870 get_set_constructor_bytes): Remove.
2871 * tree.h: Remove the corresponding prototypes.
2873 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
2876 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
2877 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
2878 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
2879 PRE_DEC, NEG and NOT.
2881 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2883 * fold-const.c: Convert uses of fold (build (...)) to
2886 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
2888 PR rtl-optimization/20249
2889 * cse.c (insert_regs): Do not record equivalence of registers in
2892 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
2894 * emit-rtl.c (reverse_comparison): Remove.
2895 * rtl.h: Remove the corresponding prototype.
2897 2005-03-24 James E Wilson <wilson@specifixinc.com>
2899 * doc/install.texi (--enable-altivec): Delete docs.
2901 2005-03-24 David Edelsohn <edelsohn@gnu.org>
2903 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
2904 SFmode and DFmode before reload when
2905 flag_unsafe_math_optimizations not enabled.
2907 2005-03-24 Geoffrey Keating <geoffk@apple.com>
2909 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
2911 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
2912 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
2914 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
2916 * configure.ac (enable-checking): Add 'runtime' option.
2917 * doc/install.texi (enable-checking): Document 'runtime' checking.
2918 * tsystem.h (gcc_assert, gcc_unreachable): Define.
2919 * config.in: Regenerated.
2920 * configure: Regenerated.
2922 2005-03-23 Uros Bizjak <uros@kss-loka.si>
2924 * optabs.h (enum optab_index): Remove OTI_llrint.
2925 (llrint_optab): Remove macro.
2926 * optabs.c (init_optabs): Remove llrint_optab initialization.
2927 * genopinit.c (optabs): Remove llrint_optab implementation.
2928 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
2931 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
2933 PR rtl-optimization/20532
2934 * simplify-rtx.c (simplify_binary_operation_1): Protect from
2935 overflow when adding coefficients for PLUS or MINUS.
2936 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
2939 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2941 * langhooks.h (truthvalue_conversion): Remove.
2942 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2943 LANG_HOOKS_TRUTHVALUE_CONVERSION.
2944 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
2945 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
2946 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
2948 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
2950 * params.def: Fix a typo.
2951 * config/mips/mips.c: Follow the spelling convensions.
2952 * doc/invoke.texi: Fix typos.
2954 2005-03-18 Dale Johannese <dalej@apple.com>
2956 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
2958 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
2960 Fix PR tree-optimization/20601
2962 * tree-ssa-pre.c (insert_aux): Add missing condition to
2965 2005-03-23 Ian Lance Taylor <ian@airs.com>
2967 * final.c (final_scan_insn): Don't remove no-op instructions.
2968 * reload1.c (reload): Remove simple no-op instructions even when
2971 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
2973 PR tree-optimization/20501
2974 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
2975 reporting that peeling for alignment is applied moved to...
2976 * (vect_analyze_data_refs_alignment): Here.
2978 2005-03-23 Ian Lance Taylor <ian@airs.com>
2980 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
2982 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2984 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
2985 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
2987 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
2989 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
2990 imply that this is called once, independent of asms in code.
2991 Adjust to now being pased output and input lists. Mention helper
2992 function decl_overlaps_hard_reg_set_p.
2993 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
2994 hook_tree_tree_identity and to take three trees, returning third.
2995 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
2997 * stmt.c: include hard-reg-set.h before tree.h.
2998 (decl_overlaps_hard_reg_set_p): New function, broken out from...
2999 (decl_conflicts_with_clobbers_p): Call
3000 decl_overlaps_hard_reg_set_p.
3001 (expand_asm_operands): Pass output and input lists in call to
3002 targetm.md_asm_clobbers.
3003 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
3004 hook_tree_tree_tree_tree_3rd_identity.
3005 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
3007 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
3008 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
3009 parameters, first two unused.
3010 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
3011 parameters. Only add MOF to clobbers if there's no 'h' mentioned
3012 in constraint letters and MOF is not mentioned as a asm-declared
3013 register in neither of the input and output lists.
3015 2005-03-23 DJ Delorie <dj@redhat.com>
3017 * optabs.c (expand_binop): Make sure the first subword's result
3020 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3022 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
3023 Call c_common_truthvalue_conversion rather than
3024 lang_hooks.truthvalue_conversion.
3025 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
3026 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
3028 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
3029 c_common_truthvalue_conversion.
3030 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
3031 c_parser_conditional_expression, c_parser_binary_expression): Call
3032 c_objc_common_truthvalue_conversion.
3033 * c-typeck.c (build_unary_op): Call
3034 c_objc_common_truthvalue_conversion.
3035 (build_conditional_expr): Do not call
3036 lang_hooks.truthvalue_conversion.
3037 (build_binary_op): Call c_common_truthvalue_conversion.
3038 (c_objc_common_truthvalue_conversion): Moved from
3039 c-objc-common.c. Call default_function_array_conversion instead
3040 of default_conversion.
3042 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3044 * c-common.h (default_conversion): Remove.
3045 (perform_integral_promotions): Add.
3046 * c-tree.h (default_conversion): Add.
3047 * c-typeck.c (perform_integral_promotions): New, split out from
3049 * c-common.c (check_case_value): Use perform_integral_promotions,
3050 not default_conversion.
3051 (c_add_case_label): Don't continue processing case label after
3052 found to be pointer.
3054 2005-03-23 Mark Mitchell <mark@codesourcery.com>
3056 * gcc.c (do_spec_1): Do not add a -L path for a directory in
3057 the prefix list if we have already added a multilib directory
3059 (main): Do not add MD_EXEC_PREFIX to the list of directories to
3062 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3064 * reload1.c (indirect_symref_ok, reload_obstack): Make them
3066 * reload.h: Remove the prototype for indirect_symref_ok.
3068 * reload1.c (indirect_symref_ok): Make it global.
3069 * reload.h: Add a prototype for indirect_symref_ok.
3071 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3073 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
3076 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3078 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
3080 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
3082 * c-opts.c (c_common_parse_file): Only start/end main source file
3083 if debug hooks says the writer wants it.
3084 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
3086 (xcoff_debug_hooks): Ditto.
3087 * debug.c (do_nothing_hooks): Ditto.
3088 * debug.h (gcc_debug_hooks): Ditto.
3089 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
3090 * sdbout.c (sdb_debug_hooks): Ditto.
3091 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
3093 2005-03-22 Mark Mitchell <mark@codesourcery.com>
3095 * doc/extend.texi: Deprecate C++ min/max operators.
3097 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
3099 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
3100 artificial original candidates.
3102 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
3103 Jan Hubicka <jh@suse.cz>
3104 Steven Bosscher <stevenb@suse.de>
3106 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
3107 call cost based on argument sizes.
3108 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
3110 * params.def: (max-inline-inssn-single): Set to 450.
3111 (max-inline-insns-auto): Set to 90.
3112 (max-inline-insns-recursive): Set to 450
3113 (max-inline-insns-recursive-auto): Set to 450.
3114 (large-function-insns): Set to 2700.
3115 (inline-call-cost): New parameter.
3116 * tree-inline.c (estimate_move_cost): New function.
3117 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
3118 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
3120 * tree-inline.h (estimate_move_cost): Declare.
3121 * invoke.texi: (max-inline-inssn-single): Change default to 450.
3122 (max-inline-insns-auto): Change default to 90.
3123 (max-inline-insns-recursive): Change default to 450
3124 (max-inline-insns-recursive-auto): Change default to 450.
3125 (large-function-insns): Change default to 2700.
3126 (inline-call-cost): Document new parameter.
3128 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3130 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
3131 (TARGET_DEFAULT): Delete.
3132 * config/i860/i860.opt: New file.
3134 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3136 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
3137 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3138 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3139 (frv_sched_lookahead): Delete.
3140 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
3141 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
3142 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
3143 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
3144 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
3145 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
3146 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
3147 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
3148 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
3149 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
3150 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
3151 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
3152 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
3153 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
3154 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
3155 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
3156 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
3157 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
3158 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
3159 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
3160 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
3161 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
3162 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
3163 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3164 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3165 (frv_sched_lookahead): Delete.
3166 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
3167 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3168 (frv_handle_option): New function. Move -mcpu= handling from...
3169 (frv_override_options): ...here. Remove handling of other
3171 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
3172 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
3173 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
3174 and TARGET_NO_MULTI_CE.
3175 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
3176 !TARGET_VLIW_BRANCH.
3177 * config/frv/frv.opt: New file.
3179 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3181 * fold-const.c (fold_ternary): Take decomposed arguments of
3183 (fold): Update a call to fold_ternary.
3185 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
3186 * tree.h: Add corresponding prototypes.
3188 2005-03-22 Jakub Jelinek <jakub@redhat.com>
3191 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
3192 between jump table and its label.
3193 * final.c (shorten_branches): Handle notes in between ADDR_VEC
3194 resp. ADDR_DIFF_VEC and the label preceeding it.
3195 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
3196 is emitted in the right section.
3198 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3200 * fold-const.c (fold_unary, fold_binary): Update comments
3203 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
3205 PR rtl-optimization/20527
3206 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
3207 REG_INC note, test that the register also isn't mentioned in PRED
3210 2005-03-22 Ben Elliston <bje@au.ibm.com>
3212 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
3215 2005-03-21 Mike Stump <mrs@apple.com>
3217 * varasm.c (default_assemble_visibility): Remove extra ().
3219 2005-03-21 Roger Sayle <roger@eyesopen.com>
3222 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
3223 to determine whether a block can be duplicated, rather than test
3224 whether the block contains noncopyable insns ourselves.
3226 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3228 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
3231 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3233 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
3235 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3237 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
3238 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
3239 * config/fr30/fr30.opt: New file.
3241 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
3243 Fix PR tree-optimization/20542
3245 * tree-flow-inline.h (overlap_subvar): Move to here.
3246 * tree-ssa-operands.c: From here.
3247 * tree-flow.h (overlap_subvar): Declare.
3248 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
3249 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
3250 for variables with subvars.
3252 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
3255 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
3256 * modulo-sched.c (const_iteration_count): Return on NULL
3258 (print_node_sched_params): Return on NULL dump_file.
3259 (generate_reg_moves): Handle reg-anti dependencies and disregard
3260 closing branch when generating register moves.
3261 (sms_schedule): Mark the SMSed block dirty.
3262 * passes.c (rest_of_handle_sms): Call update_life_info for all
3264 * testsuite/gcc.dg/20050321-1.c: New test.
3266 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3268 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
3269 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
3270 movqi_internal): Likewise.
3272 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3274 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
3275 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
3276 xtensa_b4const): Delete prototypes.
3277 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
3278 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
3279 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
3280 xtensa_extra_constraint): New prototypes.
3281 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3282 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3283 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3284 move_operand, const_float_1_operand, fpmem_offset_operand,
3285 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
3286 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
3287 (xtensa_b4const_or_zero): ...this. Change return type to bool and
3288 argument type to HOST_WIDE_INT.
3289 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
3290 xtensa_mask_immediate): Likewise.
3291 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
3292 Likewise. Also make these functions static.
3293 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
3294 (xtensa_const_ok_for_letter_p): New.
3295 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3296 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3297 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3298 move_operand, const_float_1_operand, fpmem_offset_operand,
3299 branch_operator, ubranch_operator, boolean_operator): Move to
3301 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
3302 (xtensa_mem_offset): Change return type to bool.
3303 (xtensa_extra_constraint): New.
3304 (gen_int_relational): Update type of const_range_p function pointer.
3305 Use xtensa_b4const_or_zero.
3306 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
3307 xtensa_const_ok_for_letter_p. Update comments.
3308 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
3309 (PREDICATE_CODES): Delete.
3310 * config/xtensa/xtensa.md: Include predicates.md.
3311 * config/xtensa/predicates.md: New file.
3313 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3315 * config/v850/v850-protos.h: Remove the prototypes for
3316 reg_or_int9_operand, reg_or_const_operand,
3317 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
3318 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
3319 movsi_source_operand, power_of_two_operand,
3320 not_power_of_two_operand, special_symbolref_operand,
3321 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
3322 register_is_ok_for_epilogue.
3323 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
3324 reg_or_int9_operand, reg_or_const_operand,
3325 call_address_operand, special_symbolref_operand,
3326 movsi_source_operand, power_of_two_operand,
3327 not_power_of_two_operand, register_is_ok_for_epilogue,
3328 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
3329 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
3331 * config/v850/v850.h (PREDICATE_CODES): Remove.
3332 * config/v850/v850.md: Include predicates.md.
3333 * config/v850/predicates.md: New.
3335 2005-03-21 Zack Weinberg <zack@codesourcery.com>
3337 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
3338 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3339 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
3340 (itoolsdir, itoolsdatadir): Move definition above new first use.
3341 (install-itoolsdirs): New rule.
3342 (install-mkheaders): Depend on install-itoolsdirs, not
3343 install-include-dir.
3345 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3347 * tree-into-ssa.c: Remove obsolete comments.
3349 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
3351 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
3352 unrolling if -fpeel-loops is specified, too.
3353 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3354 Remove superfluous check for flag_unroll_loops.
3356 2005-03-21 Uros Bizjak <uros@kss-loka.si>
3358 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
3359 (lrint_optab, llrint_optab): Define corresponding macros.
3360 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
3361 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
3362 pattern and llrint_optab using llrintdi2 patterns.
3363 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
3364 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
3365 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
3366 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
3367 flag_unsafe_math_optimizations is set.
3369 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3371 * combine.c (combine_simplify_rtx, simplify_if_then_else,
3372 simplify_logical, if_then_else_cond, known_cond,
3373 simplify_comparison): Adjust calls to reverse_comparison.
3374 Don't use combine_reversed_comparison_code).
3375 (combine_reversed_comparison_code): Remove.
3376 (reversed_comparison): Using reversed_comparison_code, move it...
3377 * jump.c (reversed_comparison): ... here.
3378 * rtl.h (reversed_comparison): Add prototype.
3380 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3382 * builtins.c (fold_builtin): Take decomposed arguments of
3384 * fold-const.c (fold_ternary): Update a call to fold_builtin.
3385 * gimplify.c (gimplify_call_expr): Likewise.
3386 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
3387 * tree.h: Update the prototype of fold_builtin.
3389 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3391 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
3392 * rtlhooks.c (gen_lowpart_no_emit_general): New.
3393 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
3394 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
3395 * simplify-rtx.c (simplify_binary_operation_1): Use it.
3397 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3399 * builtins.c (fold_builtin_1): Take decomposed arguments of
3401 (fold_builtin): Update a call to fold_builtin_1.
3403 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
3406 * gcov.c (output_lines): Only output function block summary when
3407 outputting branch information.
3408 * doc/gcov.texi: Document format of preamble and additional block
3411 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3413 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
3414 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
3415 the defaults false if BITS_PER_UNIT != 8.
3416 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
3417 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
3418 than BITS_PER_UNIT != 8.
3419 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
3420 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
3421 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
3423 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
3424 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
3426 2005-03-20 Roger Sayle <roger@eyesopen.com>
3429 * fold-const.c (fold_binary): Fix type mismatch between
3430 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
3431 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
3432 for non-truth-valued expressions.
3434 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
3435 and FUNCTION_DECL in the main switch.
3436 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
3437 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
3438 we also need to convert their operands to match.
3439 <TRUTH_NOT_EXPR>: Likewise.
3441 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
3443 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
3444 diagnostic without checking whether an lvalue.
3445 * c-common.h (lvalue_p): Remove.
3446 (enum lvalue_use): Update comment.
3447 (lvalue_or_else): Replace by lvalue_error.
3448 * c-typeck.c (lvalue_p): Make static.
3449 (lvalue_or_else): New. Call lvalue_error.
3451 2005-03-21 Alan Modra <amodra@bigpond.net.au>
3453 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
3454 (function_arg_advance): Use rs6000_parm_start.
3455 (function_arg, rs6000_arg_partial_bytes): Likewise.
3457 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3459 * c-common.c (check_case_value): Adjust comment about stripping
3461 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
3462 * c-typeck.c (default_conversion, convert_arguments,
3463 build_modify_expr, convert_for_assignment, store_init_value,
3464 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
3465 manually. Remove inaccurate comments.
3467 2005-03-20 Roger Sayle <roger@eyesopen.com>
3468 Joseph S. Myers <joseph@codesourcery.com>
3470 * varasm.c (do_assemble_alias): Restore comment describing function.
3471 Annotate the target parameter as potentially unused.
3473 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
3476 * config/avr/avr.c (avr_output_function_prologue): Do not use
3477 current_function_name() in a label, use a local label instead.
3479 2005-03-20 David Edelsohn <edelsohn@gnu.org>
3481 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
3482 flag_finite_math_only, not flag_unsafe_math_optimizations.
3484 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3486 * builtins.c (fold_builtin_1): Update a call to
3487 targetm.fold_builtin.
3488 * hooks.c (hook_tree_tree_bool_null): Rename to
3489 hook_tree_tree_tree_bool_null. Take one more argument of type
3491 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
3492 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
3493 hook_tree_tree_tree_bool_null.
3494 * target.h (gcc_target): Update the prototype of fold_builtin.
3495 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
3496 arguments of CALL_EXPR.
3497 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
3500 2005-03-20 Jan Hubicka <jh@suse.cz>
3502 * cgraph.h (cgraph_node): Add prev_clone pointer.
3503 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
3504 (cgraph_clone_node): Produce doubly linked chain.
3506 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3508 * c-common.c (handle_aligned_attribute, check_function_sentinel,
3509 get_nonnull_operand, handle_sentinel_attribute,
3510 check_function_arguments_recurse): Do not strip NOPS from
3512 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
3514 * c-format.c (get_constant): Likewise.
3515 * c-parser.c (c_parser_postfix_expression): Likewise.
3516 * c-typeck.c (set_init_index): Likewise.
3517 (convert_arguments): Don't check for NOP_EXPR containing integer
3520 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3522 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
3523 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
3524 Take decomposed arguments of CALL_EXPR.
3525 (fold_builtin_1): Update calls to the functions mentioned
3528 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3530 * c-decl.c (check_bitfield_type_and_width): Require bit-field
3531 width to have integer type.
3532 (build_enumerator): Require enumerator value to have integer type.
3534 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3536 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
3539 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3541 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
3542 std=iso9899:199x): Correct descriptions.
3544 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3546 * config.gcc: Consistently use solaris2.1[0-9]* instead of
3549 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
3551 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
3553 (expand_builtin_memcpy, fold_builtin_1): Update calls to
3554 fold_builtin_memcpy.
3556 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
3557 arguments of CALL_EXPR.
3558 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
3559 fold_builtin_found, fold_builtin_1): Update calls to
3560 fold_trunc_transparent_mathfn.
3562 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3565 * fold-const.c (fold_widened_comparison): Don't optimize casts of
3566 function pointers on targets that require function pointer
3568 (fold_sign_changed_comparison): Likewise.
3570 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
3572 * combine.c (try_combine): When changing the mode of a hard reg, make
3573 sure that doing so is valid.
3575 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
3577 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
3578 (TARGET_HANDLE_OPTION): Override default.
3579 (avr_handle_option): New function.
3580 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
3581 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
3582 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
3583 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
3584 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
3585 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
3586 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
3587 (TARGET_OPTIONS): Delete.
3588 * config/avr/avr.opt: New file.
3590 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3592 * config/m32r/m32r-protos.h: Remove the prototypes for
3593 call_address_operand, symbolic_operand, seth_add3_operand,
3594 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
3595 reg_or_uint16_operand, reg_or_cmp_int16_operand,
3596 two_insn_const_operand, move_src_operand,
3597 move_double_src_operand, move_dest_operand,
3598 eqne_comparison_operator, signed_comparison_operator,
3599 large_insn_p, conditional_move_operand, carry_compare_operand,
3600 m32r_block_immediate_operand, extend_operand,
3601 reg_or_eq_int16_operand, int8_operand, and
3602 reg_or_zero_operand.
3603 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
3604 seth_add3_operand, int8_operand, cmp_int16_operand,
3605 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
3606 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
3607 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
3608 move_double_src_operand, move_dest_operand,
3609 eqne_comparison_operator, signed_comparison_operator,
3610 extend_operand, small_insn_p, large_insn_p,
3611 conditional_move_operand, carry_compare_operand,
3612 m32r_block_immediate_operand): Move to predicates.md.
3613 (MAX_MOVE_BYTES): Move to m32r.h.
3614 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
3615 * config/m32r/m32r.md: Include predicates.md.
3616 * config/m32r/predicates.md: New.
3618 2005-03-18 James E Wilson <wilson@specifixinc.com>
3621 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
3624 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3626 * config/mn10300/mn10300-protos.h: Remove the prototypes for
3627 call_address_operand, const_8bit_operand.
3628 * config/mn10300/mn10300.c (call_address_operand,
3629 const_8bit_operand, const_1f_operand): Move to predicates.md.
3630 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
3631 * config/mn10300/mn10300.md: Include predicates.md.
3632 * config/mn10300/predicates.md: New.
3634 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
3636 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
3637 declarations in diagnostics and %E for identifiers, not %s.
3639 2005-03-18 Jan Hubicka <jh@suse.cz>
3640 Dale Johannesen <dalej@apple.com>
3642 * basic-block.h (scale_bbs_frequencies_int,
3643 scale_bbs_frequencies_gcov_type): Declare.
3644 * cfg.c (RDIV): New macro.
3645 (update_bb_frequency_for_threading): Fix.
3646 * basic-block.h (scale_bbs_frequencies_int,
3647 scale_bbs_frequencies_gcov_type): New.
3648 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
3649 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
3650 scale_bbs_frequencies_int.
3651 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
3653 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3655 * config/m32r/m32r-protos.h: Remove the prototypes for
3656 call_address_operand, symbolic_operand, seth_add3_operand,
3657 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
3658 reg_or_uint16_operand, reg_or_cmp_int16_operand,
3659 two_insn_const_operand, move_src_operand,
3660 move_double_src_operand, move_dest_operand,
3661 eqne_comparison_operator, signed_comparison_operator,
3662 large_insn_p, conditional_move_operand, carry_compare_operand,
3663 m32r_block_immediate_operand, extend_operand,
3664 reg_or_eq_int16_operand, int8_operand, and
3665 reg_or_zero_operand.
3666 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
3667 seth_add3_operand, int8_operand, cmp_int16_operand,
3668 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
3669 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
3670 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
3671 move_double_src_operand, move_dest_operand,
3672 eqne_comparison_operator, signed_comparison_operator,
3673 extend_operand, small_insn_p, large_insn_p,
3674 conditional_move_operand, carry_compare_operand,
3675 m32r_block_immediate_operand): Move to predicates.md.
3676 (MAX_MOVE_BYTES): Move to m32r.h.
3677 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
3678 * config/m32r/m32r.md: Include predicates.md.
3679 * config/m32r/predicates.md: New.
3681 * config/pa/pa-protos.h: Add prototypes for magic_milli and
3683 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
3684 symbolic_operand, symbolic_memory_operand,
3685 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
3686 indexed_memory_operand, move_dest_operand, move_src_operand,
3687 prefetch_cc_operand, prefetch_nocc_operand,
3688 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
3689 arith_operand, arith11_operand, pre_cint_operand,
3690 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
3691 ireg_operand, int5_operand, uint5_operand, int11_operand,
3692 uint32_operand, arith5_operand, and_operand, ior_operand,
3693 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
3694 pc_or_label_operand, div_operand, plus_xor_ior_operator,
3695 shadd_operand, movb_comparison_operator,
3696 cmpib_comparison_operator): Move to predicates.md.
3697 (magic_milli, shadd_constant_p): Make it extern.
3698 * config/pa/pa.h (PREDICATE_CODES): Remove.
3699 * config/pa/pa.md: Include predicates.md.
3700 * config/pa/predicates.md: New.
3702 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
3705 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3707 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
3708 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
3709 config/alpha/freebsd.h, config/alpha/linux.h,
3710 config/alpha/netbsd.h, config/alpha/osf5.h,
3711 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
3712 config/h8300/h8300-protos.h, config/h8300/h8300.c,
3713 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
3714 doc/cppopts.texi: Update copyright.
3716 2005-03-18 Jan Hubicka <jh@suse.cz>
3719 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
3721 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
3724 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3726 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
3729 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
3731 * combine.c (gen_binary): Remove.
3732 (known_cond, simplify_shift_const, find_split_point,
3733 combine_simplify_rtx, simplify_if_then_else, simplify_set,
3734 simplify_logical, expand_field_assignment, extract_left_shift,
3735 force_to_mode, if_then_else_cond, apply_distributive_law,
3736 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
3737 simplify_comparison, reversed_comparison): Replace with
3738 simplify_gen_binary, simplify_gen_relational or
3739 distribute_and_simplify_rtx.
3740 (distribute_and_simplify_rtx): New function.
3742 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
3743 Paolo Bonzini <gcc.gnu.org>
3745 * calls.c (setjmp_call_p, special_function_p): Update comments
3746 at the head of the functions.
3748 2005-03-18 Jan Hubicka <jh@suse.cz>
3750 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
3752 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
3753 function body should be released; do not proactively release function
3754 bodies in non-unit-at-a-time mode.
3756 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
3758 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
3759 mno-fp-ret-in-387 multilib variants.
3761 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
3763 * common.opt (m): Remove.
3764 * opts.c (handle_option): Pass 'm' options to set_target_switch if
3766 (common_handle_option): Remove OPT_m case.
3768 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3770 * builtins.c (fold_builtin_bitop): Take decomposed arguments
3772 (fold_builtin_1): Update a call to fold_builtin_bitop.
3774 * builtins.c (fold_builtin_signbit): Take decomposed arguments
3776 (fold_builtin_1): Update a call to fold_builtin_signbit.
3778 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
3780 PR tree-optimization/20474
3781 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
3782 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
3784 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3786 * config/h8300/h8300-protos.h: Remove prototypes for
3787 general_operand_src, general_operand_dst, single_one_operand,
3788 single_zero_operand, call_insn_operand,
3789 two_insn_adds_subs_operand, small_call_insn_operand,
3790 jump_address_operand, bit_operand, bit_memory_operand,
3791 stack_pointer_operand, const_int_gt_2_operand,
3792 const_int_ge_8_operand, const_int_qi_operand,
3793 const_int_hi_operand, incdec_operand, bit_operator,
3794 nshift_operator, eqne_operator, gtle_operator,
3795 gtuleu_operator, iorxor_operator.
3796 Add prototypes for h8sx_shift_type h8sx_classify_shift and
3797 h8300_ldm_stm_parallel.
3798 * config/h8300/h8300.c (h8sx_shift_type,): Move to
3800 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
3801 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
3802 (h8300_ldm_stm_parallel): Make it extern.
3803 (h8300_ldm_parallel, h8300_stm_parallel,
3804 h8300_return_parallel, general_operand_src,
3805 general_operand_dst, h8300_dst_operand, h8300_src_operand,
3806 nibble_operand, reg_or_nibble_operand, single_one_operand,
3807 single_zero_operand, call_insn_operand,
3808 two_insn_adds_subs_operand, small_call_insn_operand,
3809 jump_address_operand, bit_operand, bit_memory_operand,
3810 stack_pointer_operand, const_int_gt_2_operand,
3811 const_int_ge_8_operand, const_int_qi_operand,
3812 const_int_hi_operand, incdec_operand, eqne_operator,
3813 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
3814 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
3815 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
3816 nshift_operator): Move to predicates.md.
3817 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
3818 * config/h8300/h8300.md: Include predicates.md.
3819 * config/h8300/predicates.md: New.
3821 2005-03-17 Richard Henderson <rth@redhat.com>
3823 * config.gcc (ia64*-*-hpux*): Add extra_options.
3824 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
3825 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3826 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
3827 (ia64_tls_size_string, ia64_tune_string): Remove.
3828 (ia64_tune): Init to PROCESSOR_ITANIUM2.
3829 (TARGET_DEFAULT_TARGET_FLAGS): New.
3830 (TARGET_HANDLE_OPTION): New.
3831 (ia64_override_options): Move options parsing ...
3832 (ia64_handle_option): ... here. New.
3833 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
3834 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
3835 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
3836 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
3837 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
3838 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
3839 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
3840 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
3841 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
3842 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
3843 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
3844 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
3845 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
3846 TARGET_EARLY_STOP_BITS): Remove.
3847 (TARGET_ILP32): Default false.
3848 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
3849 (enum ia64_inline_type): New.
3850 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3851 * config/ia64/ia64.md: Update for new definitions of
3852 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
3853 * config/ia64/ia64.opt: New file.
3854 * config/ia64/ilp32.opt: New file.
3856 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
3859 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
3861 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3863 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
3864 instead of MASK_H8300S.
3865 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
3866 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
3867 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
3868 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
3869 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
3870 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
3871 TARGET_SWITCHES): Remove.
3872 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
3874 * config/h8300/h8300.opt: New.
3876 * config/alpha/alpha.opt, config/arc/arc.opt,
3877 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
3880 2005-03-17 Ian Lance Taylor <ian@airs.com>
3884 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
3886 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
3887 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
3888 (TARGET_HANDLE_OPTION): Override default.
3889 (arc_handle_option): New function.
3890 (arc_init): Remove code to set arch_cpu_string.
3891 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
3892 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
3893 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
3894 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
3895 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
3896 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
3897 (arc_rodata_string, TARGET_OPTIONS): Delete.
3898 * config/arc/arc.opt: New file.
3900 2005-03-17 Richard Henderson <rth@redhat.com>
3902 * doc/extend.texi (Weak Pragmas): New section.
3903 (attribute alias): Clarify that target must be in the same
3906 2005-03-17 Richard Henderson <rth@redhat.com>
3908 * config/alpha/alpha.opt: New file.
3909 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
3911 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
3912 alpha_fprm_string, alpha_fptm_string): Make static.
3913 (alpha_tls_size_string): Remove.
3914 (alpha_handle_option): New.
3915 (override_options): Update for alpha_cpu/alpha_tune split.
3916 (alpha_file_start): Likewise.
3917 (TARGET_DEFAULT_TARGET_FLAGS): New.
3918 (TARGET_HANDLE_OPTION): New.
3919 * config/alpha/alpha.h (alpha_tune): Declare.
3920 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
3921 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
3922 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
3923 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
3924 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
3925 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
3926 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
3927 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
3928 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
3929 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
3930 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
3931 (TARGET_DEFAULT): Remove MASK_FP.
3932 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
3933 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
3934 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
3935 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
3936 alpha_tls_size_string): Remove.
3937 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
3938 (attribute tune): Rename from attribute cpu.
3939 * config/alpha/ev4.md: Update to match.
3940 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
3941 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
3942 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
3943 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
3944 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
3945 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
3947 2005-03-16 James E. Wilson <wilson@specifixinc.com>
3949 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
3950 and return without creating new state if before_nops_num is nonzero.
3951 * config/ia64/ia64.md (first_insn): New attribute.
3952 (alloc): Set it to yes.
3954 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3956 * tree-vectorizer.c (new_vec_stmt_info): Initialize
3957 STMT_VINFO_SUBVARS to NULL.
3958 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
3960 2005-03-16 Dale Johannesen <dalej@apple.com>
3962 * rtlanal.c (find_first_parameter_load): Rewrite to
3963 return actual first param load or the call if none,
3964 instead of first in block, when not all loads exist.
3966 2005-03-16 Roger Sayle <roger@eyesopen.com>
3968 * optabs.c (expand_copysign_absneg): Make static.
3969 * optabs.h (expand_copysign_absneg): Delete prototype.
3970 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
3972 2005-03-16 Richard Henderson <rth@redhat.com>
3975 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
3976 (alias_pairs): Rename from output_defs.
3977 (find_decl_and_mark_needed): Split out from assemble_alias.
3978 (do_assemble_alias): New.
3979 (assemble_output_def): Remove.
3980 (finish_aliases_1, finish_aliases_2): New.
3981 (process_pending_assemble_output_defs): Remove.
3982 (assemble_alias): Defer aliases for which we don't yet have a
3983 non-external decl for the target symbol.
3984 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
3985 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
3986 * toplev.c (compile_file): Use finish_aliases_2 instead of
3987 process_pending_assemble_output_defs.
3988 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
3989 (process_pending_assemble_output_defs): Remove.
3991 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3993 Fix PR tree-optimization/20489
3995 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
3996 for empty structures.
3998 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4000 Fix PR tree-optimization/20490
4002 * tree-ssa-pre.c (create_expression_by_pieces): Use
4003 force_gimple_operand on result of fold.
4005 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
4007 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
4008 of closing parenthesis.
4010 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
4012 * builtins.c (expand_movstr): Update a call to
4013 fold_builtin_strcpy.
4014 (expand_builtin_strncpy): Update a call to
4015 fold_builtin_strncpy.
4016 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
4017 arguments of CALL_EXPR.
4018 (fold_builtin_1): Update calls to fold_builtin_strcpy and
4019 fold_builtin_strncpy.
4020 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
4021 * tree.h: Update the prototypes of fold_builtin_strcpy and
4022 fold_builtin_strncpy.
4024 2005-03-16 Steven Bosscher <stevenb@suse.de>
4025 Dorit Naishlos <dorit@il.ibm.com>
4027 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
4028 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
4031 2005-03-16 Steven Bosscher <stevenb@suse.de>
4033 * tree-inline.c (walk_type_fields, walk_tree,
4034 walk_tree_without_duplicates): Move from here...
4035 * tree.c: ...to here.
4037 2005-03-15 Zack Weinberg <zack@codesourcery.com>
4039 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
4040 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
4041 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
4042 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
4043 (version): Define using $(BASEVER_c).
4044 (Makefile, config.status, build/gcov-iov.o): No longer depends on
4046 (version.o): Depend on version files; add custom generation command.
4047 (prefix.o): Define BASEVER on command line.
4048 (s-iov): Depend on version files; adjust command.
4049 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
4051 (gcc-vers.texi): New rule.
4052 (doc/%.info, doc/%.dvi): Add -I . to command line.
4053 (doc/gccinstall.dvi): Likewise.
4054 (PACKAGE): Delete. All uses replaced with "gcc".
4055 * aclocal.m4: Do not include gcc-version.m4.
4056 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
4057 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
4058 Set is_release based on contents of DEV-PHASE.
4059 Set gcc_version based on contents of BASE-VER.
4060 Define WIN32_REGISTRY_KEY only if the user overrode the default.
4061 * config.in, configure: Regenerate.
4062 * gccbug.in: Determine version of GCC in use at runtime.
4063 * gcov-iov.c: Get version number and development phase from
4064 command line, not by including version.c.
4065 * intl.c: Replace all uses of PACKAGE with "gcc".
4066 * libada-mk.in: Delete unused "gcc_version" variable.
4067 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
4068 * version.c: (VERSUFFIX): New hook for redistributors; adjust
4069 commentary to match.
4070 (version_string): Put together from pieces.
4071 * config/alpha/x-vms: Do not use $(gcc_version).
4072 * config/i386/t-nwld: Likewise.
4073 * doc/include/gcc-common.texi: Include gcc-vers.texi for
4074 version-GCC and DEVELOPMENT.
4076 2005-03-15 Roger Sayle <roger@eyesopen.com>
4078 PR tree-optimization/17454
4079 * tree.c (tree_size): Add case for TREE_BINFO.
4080 * fold-const.c (fold_checksum_tree): Only clear the overloaded
4081 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
4083 2005-03-15 Roger Sayle <roger@eyesopen.com>
4085 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
4086 op1 whilst expanding the signed widenening multiply variant.
4088 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
4090 * toplev.c (display_target_options): Avoid unused variable warning if
4091 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
4092 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
4093 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
4094 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
4095 (mips_isa_info): New variable.
4096 (mips_parse_cpu): Remove the first argument and leave the caller
4098 (TARGET_HANDLE_OPTION): Override default.
4099 (mips_handle_option): New function. Move option validation code from...
4100 (override_options): ...here. Update calls to mips_parse_cpu.
4101 * config/mips/mips.h (mips_arch_string, mips_tune_string)
4102 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
4103 (SUBTARGET_TARGET_OPTIONS): Delete.
4104 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
4105 (mno-flush-func, mtune=): New options.
4107 2005-03-15 Roger Sayle <roger@eyesopen.com>
4108 Richard Henderson <rth@redhat.com>
4110 * real.c (c4x_single_format, c4x_extended_format): Provide values
4111 for signbit_ro for c4x's single and extended floating point formats.
4112 * optabs.c (expand_copysign): Use the floating point format's
4113 signbit_ro for expanding via expand_copysign_absneg, and it's
4114 signbit_rw field for expanding via expand_copysign_bit.
4116 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
4118 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
4119 known_alignment_for_access_p.
4120 (known_alignment_for_access_p): New.
4121 (do_peeling_for_alignment): Field made int instead of bool and renamed
4122 to peeling_for_alignment.
4123 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
4124 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
4125 functionality used to be in vect_analyze_operations.
4126 (vect_analyze_operations): Code to determine vectorization factor was
4127 moved to vect_determine_vectorization_factor.
4128 (vect_enhance_data_refs_alignment): Update to correct alignment when it
4129 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
4131 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
4132 be part of vect_analyze_operations).
4133 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
4134 creating the guard condition, as the number of iterations may be
4136 (slpeel_tree_peel_loop_to_edge): Use new name of
4137 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
4138 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
4139 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
4140 (vect_do_peeling_for_alignment): Use fold.
4141 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
4143 (vect_update_inits_of_dr): Renamed to
4144 vect_update_init_of_dr.
4145 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
4146 (vectorizable_store): Fix assertion to use == instead of =.
4148 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
4150 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
4151 call_used_regs for wCG registers.
4153 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
4155 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4156 for non-offsettable memory references to cope with outstanding reload
4157 replacements, take 2.
4159 2005-03-15 Uros Bizjak <uros@kss-loka.si>
4162 * config/i386/i386.h (x86_fisttp): New.
4163 (TARGET_FISTTP): New macro.
4164 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
4165 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
4166 instruction when fisttp flag is set.
4167 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
4169 * config/i386/i386.md (type attribute): Add fisttp.
4170 (unit attribute): Set to i387 for fisttp type.
4171 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
4172 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
4174 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
4175 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
4177 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
4178 patterns for TARGET_FISTTP. Enable patterns for
4179 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
4180 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
4181 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
4182 implement fisttp x87 insn.
4183 (fix_trunc*_i387_fisttp splitters): New patterns.
4184 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
4185 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
4186 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
4188 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
4189 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
4190 Implement using mode macros. Disable patterns for TARGET_FISTTP.
4191 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
4192 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
4193 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
4194 Disable patterns for TARGET_FISTTP.
4195 (fix_trunc*_i387 splitters): Implement usign mode macros.
4196 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
4197 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
4198 (fix_trunx*_sse peephole2s): Implement using mode macros.
4200 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
4202 PR rtl-optimization/20291
4203 * combine.c (try_combine): If splitting fails, re-try with
4204 original combined pattern, i.e. before clobber stripping.
4206 2005-03-14 Eric Christopher <echristo@redhat.com>
4208 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
4209 STACK_GROWS_DOWNWARD.
4211 2005-03-14 Roger Sayle <roger@eyesopen.com>
4213 * real.h (struct real_format): Split the signbit field into two
4214 two fields, signbit_ro and signbit_rw.
4215 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
4216 mips_double_format, ieee_extended_motorola_format,
4217 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
4218 ieee_extended_intel_128_format, ibm_extended_format,
4219 mips_extended_format, ieee_quad_format, mips_quad_format,
4220 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
4221 i370_double_format, c4x_single_format, c4x_extended_format,
4222 real_internal_format): Update initializers for new field.
4223 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
4224 real_format structure.
4225 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
4226 field of the real_format structure.
4228 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
4230 Fix PR tree-optimization/20458
4232 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
4233 DECL_EXTERNAL on STRUCT_FIELD tags.
4234 (clear_call_clobbered): Ditto.
4235 * tree-ssa-operands.c (note_addressable): Make sure the original
4236 variable doesn't slip into the addressable list if we have
4238 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
4241 2005-03-14 Geoffrey Keating <geoffk@apple.com>
4243 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
4244 (-fwide-exec-charset): Likewise.
4245 (-finput-charset): Likewise.
4246 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
4247 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
4248 * c.opt (Wnormalized): New.
4250 2005-03-14 Devang Patel <dpatel@apple.com>
4252 * doc/invoke.texi: Add reference to Visibility document.
4254 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4256 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
4257 MASK_SPLIT_ADDRESSES.
4258 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
4259 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
4260 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
4261 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
4262 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
4263 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
4264 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
4265 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
4266 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
4267 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
4268 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
4269 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
4270 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
4271 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
4272 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
4273 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
4274 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
4275 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
4276 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
4277 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
4278 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
4279 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
4280 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
4281 (TARGET_EXPLICIT_RELOCS): Delete.
4282 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
4283 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
4284 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4285 (override_options): Set MASK_LONG64 if -mint64 is given and no
4286 -mlongXX option is. Complain about -mint64 -mlong32.
4287 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
4288 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
4289 * config/mips/mips.opt: New file.
4291 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4293 * config.gcc (extra_options): New variable for listing option files.
4294 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
4295 * configure.ac (extra_opt_files): New AC_SUBST variable.
4296 (tm_file_list, tm_include_list): Include options.h first.
4297 * configure: Regenerate.
4298 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
4299 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
4300 (s-options-h): New rule.
4301 (options.h): Depend on it.
4302 (TEXI_GCCINT_FILES): Add options.texi.
4303 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
4304 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
4305 * target.h (gcc_target): Add default_target_flags and handle_option.
4306 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
4307 (TARGET_HANDLE_OPTION): New macros.
4308 (TARGET_INITIALIZER): Include them.
4309 * opt-functions.awk (opt_args, nth_arg): New functions.
4310 (switch_flags): Handle the "Target" flag.
4312 (var_name): Use opt_args and nth_arg.
4313 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
4314 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
4315 macros for the "Mask" and "InverseMask" options.
4316 * opts.h (cl_var_cond): New enum.
4317 (cl_option): Replace the "has_set_value" and "set_value" fields with
4318 "var_cond" and "var_value".
4319 (CL_TARGET): New macro.
4320 (option_enabled, print_filtered_help): Declare.
4321 (decode_options): Move definition.
4322 * opts.c (handle_option): Search for the original option before
4323 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
4324 var_cond and var_value fields. Use targetm.handle_option to handle
4326 (decode_options): Set target_flags to targetm.default_target_flags.
4327 (print_filtered_help): Make global. Handle CL_TARGET.
4328 (option_enabled): New function.
4329 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
4330 (display_target_options, set_target_switch, print_switch_values)
4331 (default_pch_valid_p): Guard uses of target_switches with
4332 #ifdef TARGET_SWITCHES. Also...
4333 (display_target_options): Display the CL_TARGET entries in cl_options.
4334 (set_target_option): Don't complain about the "" option when
4335 TARGET_SWITCHES is undefined.
4336 (print_switch_values): Use option_enabled.
4337 (default_pch_valid_p): Check cl_options[] when looking for something
4338 that has changed the value of target_flags.
4339 * c.opt: Remove documentation from top of file.
4340 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
4341 * doc/sourecebuild.texi: Refer to the new options documentation
4342 instead of c.opt. Document machine-specific .opt files.
4343 * doc/tm.texi (target_flags): Say that this variable is declared
4345 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
4346 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
4348 * doc/options.texi: New file.
4350 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4353 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
4356 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4359 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
4360 temporary variable of pointer type if an lvalues is required.
4361 (gimplify_modify_expr_rhs): Request an rvalue from it.
4362 (gimplify_expr): Pass fallback on.
4364 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4366 * cfgbuild.c: Update comments.
4368 2005-03-14 Roger Sayle <roger@eyesopen.com>
4370 PR rtl-optimization/17236
4371 * optabs.c (expand_doubleword_mult): New helper function split out
4372 from expand_binop. Permute the order in which instructions are
4373 emitted to minimize the number of simultaneously live registers.
4374 (expand_binop): Call expand_doubleword_mult to synthesize a double
4375 word multiplication.
4377 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4379 * basic-block.h: Update the prototypes of cached_make_edge and
4381 * cfg.c (cached_make_edge): Take edge_cache representing one
4382 row of the adjacency matrix of edges.
4383 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
4384 (make_edges): Initialize edge_cache to represent one row of
4385 the adjacency matrix of edges.
4387 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4389 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
4391 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
4392 Remove unused removed_phis variable.
4393 (conditional_replacement): Use build1/build2.
4394 (abs_replacement): Use last_and_only_stmt and build1/build2.
4396 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4398 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
4399 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
4400 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
4401 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
4402 * c-common.c (handle_novops_attribute): New function.
4403 (c_common_attribute_table): Add "no vops" entry.
4404 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
4405 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
4406 * tree-ssa-operands.c (get_call_expr_operands): Do not
4407 create virtual operands for calls with ECF_NOVOPS flag.
4408 * tree.h (DECL_IS_NOVOPS): New macro.
4409 (struct tree_decl): Add novops_flag.
4410 (ECF_NOVOPS): New constant.
4412 2005-03-14 Uros Bizjak <uros@kss-loka.si>
4415 * config/i386/i386.c (x86_use_himode_fiop): New.
4416 (x86_use_simode_fiop): Rename from x86_use_fiop.
4417 * config/i386/i386.h (x86_use_himode_fiop): Declare.
4418 (TARGET_USE_HIMODE_FIOP): New.
4419 (x86_use_simode_fiop): Rename from x86_use_fiop.
4420 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
4422 * config/i386/i386.md (X87MODEI12): New mode macro define.
4423 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
4424 to implement x87 FP compare with HImode input operands.
4425 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
4426 Use X87MODEI12 mode macro to handle HImode input operands.
4427 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
4428 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
4429 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
4430 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
4431 macro to implement x87 operators with HImode input operands.
4432 (fop splitters): Use X87MODEI12 mode macro to handle HImode
4435 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4437 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
4439 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
4440 constants invariant.
4442 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4444 * basic-block.h (BB_VISITED): Removed.
4445 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
4447 2005-03-14 Falk Hueffner <falk@debian.org>
4450 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
4452 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4454 * ggc-zone.c: Fix comment typos.
4456 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
4457 stringpool.c, config/mips/mips-protos.h: Update copyright.
4459 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4461 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
4462 throughout with its typedef, "rtx".
4463 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
4464 (rs6000_tls_symbol_ref_1): Remove inline keyword.
4465 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
4466 regs in comment to match code.
4468 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4470 * except.c (check_handled): Make it static.
4471 * except.h: Remove the corresponding prototype.
4473 * function.c (get_func_frame_size): Make it static.
4474 * function.h: Remove the corresponding type.
4476 * regclass.c (reg_class_superclasses, reg_class_subclasses):
4478 * hard-reg-set.h: Remove the corresponding declarations.
4480 * tree-cfg.c (verify_stmts): Check that
4481 bb_for_stmt (stmt) == bb for every PHI node and statement.
4483 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4485 * config.gcc: Remove excess indentation.
4486 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
4488 2005-03-13 Roger Sayle <roger@eyesopen.com>
4491 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
4492 * fold-const.c (fold_sign_changed_comparison): Likewise.
4493 (fold_binary): Optimize comparisons against widened operands if
4494 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
4496 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4498 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
4499 (sparc_override_options): Initialize it.
4500 (sparc_struct_value_rtx): Set it on the MEM to be returned.
4502 2005-03-13 David Edelsohn <edelsohn@gnu.org>
4504 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
4505 (reg_or_none500mem_operand): New predicate.
4506 (zero_reg_mem_operand): New predicate.
4507 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
4508 to reg_or_none500mem_operand.
4509 (extendsfdf2_fpr): Add MEM alternative.
4510 (extenddftf2_internal): Change operand2 predicate to
4511 zero_reg_mem_operand.
4513 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4515 * ggc-zone.c: Rewritten.
4517 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
4519 * configure.ac: Define GGC_ZONE for --with-gc=zone.
4520 * config.in: Regenerated.
4521 * configure: Regenerated.
4522 * gengtype.c (write_types_process_field, write_func_for_structure):
4523 Pass new argument to gt_pch_note_object.
4524 * ggc-common.c (struct ptr_data): Add TYPE.
4525 (gt_pch_note_object): Take TYPE argument and save it.
4526 (call_count): Update call to ggc_pch_count_object.
4527 (call_alloc): Update call to ggc_pch_alloc_object.
4528 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
4530 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
4531 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
4532 (ggc_alloc_zone_stat): Delete.
4533 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
4534 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
4535 (ggc_pch_alloc_object): Update prototypes.
4536 (garbage_zone): Delete.
4537 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
4538 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
4540 (tree_id_zone): New variable.
4541 (ggc_alloc_cleared_zone): Remove unused.
4542 (ggc_alloc_zone): Define.
4543 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
4544 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
4545 ggc_alloc_zone_stat.
4546 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
4547 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
4548 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
4549 (make_node_stat): Likewise. Use tree_id_zone.
4551 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4552 Joseph S. Myers <joseph@codesourcery.com>
4554 * configure.ac: Check for MIPS TLS.
4555 * configure: Regenerated.
4556 * config/mips/mips-protos.h (enum mips_symbol_type): Add
4557 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
4558 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
4559 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
4560 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
4561 (mips_classify_symbol, mips_symbolic_constant_p)
4562 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
4563 (mips_tls_operand_p, mips_call_tls_get_addr)
4564 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
4565 (mips_tls_symbol_ref_1): New functions.
4566 (mips_legitimize_address, mips_legitimize_const_move): Call
4567 mips_legitimize_tls_address.
4568 (override_options): Handle V1_REG and TLS symbols. Disable TLS
4570 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
4571 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
4572 (mips_char_to_class): Document V1_REG.
4573 (HAVE_AS_TLS): Provide default.
4574 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
4576 (load_got<mode>): Renamed from *load_got<mode>. Allow when
4578 (tls_get_tp_<mode>): New instruction.
4580 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4582 * configure.ac: Update checks for target tools.
4583 * configure: Regenerated.
4585 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4587 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
4589 2005-03-13 Roger Sayle <roger@eyesopen.com>
4591 * expmed.c (expand_mult): Use synthetic multiplication sequences for
4592 more classes of DImode multiplication by constant. Allow both
4593 multiplication by small negative constants (by performing a
4594 multiplication by a positive constant and negating the result) and
4595 multiplications by large powers of two, by using a left shift.
4597 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
4599 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
4600 of basic blocks into work_stack.
4602 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
4603 config/mips/vr.h: Update copyright.
4605 * c-decl.c (c_init_decl_processing): Remove useless calls to
4606 build_function_type.
4608 * builtins.c (fold_trunc_transparent_mathfn,
4609 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
4610 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
4611 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
4612 fold_builtin_strcpy, fold_builtin_strncpy,
4613 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
4616 * builtins.c (expand_builtin_mathfn_3): Remove local variable
4619 * lambda-code.c (lambda_compute_auxillary_space): Remove local
4620 variable determinant.
4622 * tree-cfg.c (group_case_labels): Remove local variable type.
4624 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
4627 * tree-ssa-phiopt.c (value_replacement): Remove local variable
4630 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
4633 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
4634 (*movmemqi_insn): Delete.
4635 (*movmemhi): Delete.
4637 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
4639 * builtins.c (fold_builtin_classify): Take decomposed
4640 arguments of CALL_EXPR.
4641 (fold_builtin_1): Update a call to fold_builtin_classify.
4643 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
4646 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
4647 through into call to parser_xref_tag after parse error.
4648 (c_parser_struct_declaration): Consistently return NULL_TREE on
4651 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
4653 * tree-flow-inline.h (ref_contains_array_ref): New function.
4654 (lookup_subvars_for_var): Ditto.
4655 (get_subvars_for_var): Ditto.
4656 (var_can_have_subvars): Ditto.
4658 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
4659 (struct subvar): New type.
4661 * tree-dfa.c (okay_component_ref_for_subvars): New function.
4663 * tree-optimize.c (init_tree_optimization_passes): Call
4664 pass_create_structure_vars.
4666 * tree-ssa-alias.c: Include vec.h.
4667 (init_alias_info): Don't auto-clear call clobbered on struct-field
4669 (compute_flow_insensitive_aliasing): Handle subvars.
4670 (group_aliases): Handle STRUCT_FIELD aliases.
4671 (setup_pointers_and_addressables): Ditto.
4672 Don't mark variables non-addressable if they still have
4673 addressable subvars.
4674 Also mark subvars addressable when the real variable is marked
4676 (add_pointed_to_var): Try to prune the pointed-to set by only
4677 pointing to subvars when possible.
4678 Otherwise, make sure we set addresses_needed and pt_vars to
4679 properly include subvars.
4680 (bitpos_of_field): New function.
4681 (push_fields_onto_fieldstack): Ditto.
4682 (get_or_create_used_part_for): Ditto.
4683 (create_overlap_variables_for): Ditto.
4684 (find_used_portions): Ditto.
4685 (create_structure_vars): Ditto.
4686 (pass_create_structure_vars): New structure.
4688 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
4689 (get_expr_operands): Handle subvars. Also try to turn
4690 COMPONENT_REF accesses into must-defs now that we can accurately
4692 (note_addressable): Try to only mark as addressable those subvars
4693 we know a COMPONENT_REF touches.
4694 (overlap_subvar): New function.
4696 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
4697 Handle subvar storing.
4698 (vect_address_analysis): Update caller of vect_object_analysis.
4700 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
4702 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
4703 (STMT_VINFO_SUBVARS): New macro.
4705 * common.opts: add flag_tree_salias.
4707 * opts.c (decode_options): flag_tree_salias defaults to on.
4709 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
4711 * doc/tree-ssa.texi: Document structural alias analysis.
4713 2005-03-12 Steven Bosscher <stevenb@suse.de>
4715 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
4716 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
4717 * tree-ssa-operands.c (get_expr_operands): Likewise.
4718 (get_expr_operands): Likewise for ERROR_MARK.
4720 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4722 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
4725 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
4728 * tree-ssa-pre.c (compute_avail): Remove local variable val.
4729 (mark_operand_necessary): Remove local variable ver.
4731 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
4732 variable prefix_len.
4734 * value-prof.c (mod_subtract_transform): Remove local variable
4737 * builtins.c (fold_builtin_exponent): Take decomposed
4738 arguments of CALL_EXPR.
4739 (fold_builtin_1): Update a call to fold_builtin_exponent.
4741 * builtins.c (fold_builtin_logarithm): Take decomposed
4742 arguments of CALL_EXPR.
4743 (fold_builtin_1): Update a call to fold_builtin_logarithm.
4745 * c-decl.c (c_init_decl_processing): Remove local variables
4746 ptr_ftype_void and ptr_ftype_ptr.
4748 * gimplify.c (gimplify_expr): Remove local variables r0 and
4751 * reg-stack.c (move_for_stack_reg): Remove local variable
4753 (compare_for_stack_reg): Remove local variable flags_user.
4754 (convert_regs_1): Remove local variable deleted.
4756 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
4758 (combine_blocks): Remove local variables exits and new_e.
4760 * tree-inline.c (expand_call_inline): Remove local variable
4763 * tree-ssa-live.c (create_ssa_var_map,
4764 calculate_live_on_entry): Remove local variable snn.
4766 2005-03-12 Geoffrey Keating <geoffk@apple.com>
4768 * c-lex.c (c_lex_with_flags): Add parameter to call to
4771 2005-03-11 Per Bothner <per@bothner.com>
4773 * c-tree.h (struct c_declarator): New id_loc field.
4774 * c-pragma.h (c_lex_with_flags): Take position reference.
4775 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
4776 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
4777 (c_lex): Pass dummy location to c_lex_with_flags.
4778 * c-parser.c (c_lex_one_token): Set c_token's location using
4779 c_lex_with_flags, instead of input_location, which might be "ahead".
4780 (c_parser_direct_declarator): Set declarator's id_loc from
4782 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
4783 declarator's id_loc, rather than probably-imprecise input_location.
4784 (build_id_declarator): Initialize c_declarator's id_loc field.
4786 2005-03-11 Roger Sayle <roger@eyesopen.com>
4789 * builtins.c (expand_builtin_signbit): Force the signbit's word
4790 into an integer register to avoid SUBREGs of floating point modes.
4792 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4794 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
4795 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
4796 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
4797 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
4799 2005-03-11 David Edelsohn <edelsohn@gnu.org>
4801 PR rtl-optimization/20306
4802 * expr.c (emit_move_complex): Set try_int false if mode is
4803 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
4804 emit_block_move if try_int is true.
4806 2005-03-11 Richard Henderson <rth@redhat.com>
4809 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
4810 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
4813 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4815 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
4816 (TARGET_FIX_VR4130): New macro.
4817 (TARGET_OPTIONS): Add -mfix-vr4130.
4818 (ISA_HAS_MACCHI): New macro.
4819 (ASM_SPEC): Add -mfix-vr4130.
4820 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
4821 (override_options): Handle mips_fix_vr4130_string.
4822 (mips_avoid_hazards): Clear all_noreorder_p
4823 if we're working around VR4130 errata and the macc alternatives
4825 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
4826 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
4827 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
4828 (MULTILIB_DEFAULTS): Remove leading "march=".
4829 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
4830 if no architecture option is given.
4831 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
4833 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
4834 * doc/invoke.texi: Document -mfix-vr4130.
4836 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4838 * config/mips/mips.c (override_options): Only warn about -mint64
4839 deprecation if TARGET_INT64.
4841 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4843 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
4844 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
4845 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
4846 are non-specific regarding the nonnull parameter positions.
4847 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
4848 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
4849 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
4850 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
4852 * builtins.def: Use the non-specific "nonnull" attibute lists.
4854 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4856 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4857 single_pred_edge, single_succ, single_pred): Improve comments.
4859 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4861 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4862 single_pred_edge, single_succ, single_pred): New inline functions.
4863 * bb-reorder.c (rotate_loop, find_traces_1_round,
4864 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
4865 duplicate_computed_gotos): Use the single_succ/pred functions.
4866 * cfganal.c (forwarder_block_p): Ditto.
4867 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
4868 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
4869 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
4870 merge_seq_blocks): Ditto.
4871 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
4872 * cfglayout.c (fixup_reorder_chain): Ditto.
4873 * cfgloop.c (mark_single_exit_loops, update_latch_info,
4874 canonicalize_loop_headers, verify_loop_structure): Ditto.
4875 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
4876 mfb_update_loops, create_preheader, force_single_succ_latches,
4877 create_loop_notes): Ditto.
4878 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
4879 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
4880 commit_one_edge_insertion, purge_dead_edges,
4881 cfg_layout_can_merge_blocks_p): Ditto.
4882 * except.c (sjlj_emit_function_enter): Ditto.
4883 * flow.c (init_propagate_block_info): Ditto.
4884 * function.c (thread_prologue_and_epilogue_insns): Ditto.
4885 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
4886 insert_insn_end_bb): Ditto.
4887 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
4888 find_if_case_2): Ditto.
4889 * lambda-code.c (perfect_nestify): Ditto.
4890 * lcm.c (optimize_mode_switching): Ditto.
4891 * loop-doloop.c (doloop_modify): Ditto.
4892 * loop-init.c (loop_optimizer_init): Ditto.
4893 * loop-iv.c (simplify_using_initial_values): Ditto.
4894 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4895 * loop-unswitch.c (unswitch_loop): Ditto.
4896 * modulo-sched.c (generate_prolog_epilog): Ditto.
4897 * predict.c (combine_predictions_for_insn, estimate_probability,
4898 tree_estimate_probability, last_basic_block_p,
4899 estimate_bb_frequencies): Ditto.
4900 * profile.c (branch_prob): Ditto.
4901 * regrename.c (copyprop_hardreg_forward): Ditto.
4902 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
4903 * tracer.c (layout_superblocks): Ditto.
4904 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
4905 cfg_remove_useless_stmts_bb, cleanup_control_flow,
4906 cleanup_control_expr_graph, disband_implicit_edges,
4907 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
4908 tree_verify_flow_info, tree_make_forwarder_block,
4909 tree_forwarder_block_p, remove_forwarder_block,
4910 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
4911 * tree-if-conv.c (tree_if_conversion): Ditto.
4912 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4913 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
4914 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
4915 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
4916 copy_loop_headers): Ditto.
4917 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
4918 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
4919 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
4920 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
4921 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
4922 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
4923 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
4924 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
4925 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
4926 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
4927 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
4928 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
4929 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4930 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
4931 slpeel_add_loop_guard): Ditto.
4933 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
4935 PR tree-optimization/15784
4936 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4939 * stmt.c (expand_case): Don't change index_type. Convert minval
4942 PR tree-optimization/20130
4943 * fold-const.c (fold): Fold x * -1 into -x.
4945 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
4947 PR rtl-optimization/20331
4948 * rtlanal.c (modified_between_p): Check its address first for MEM.
4949 (modified_in_p): Likewise.
4951 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
4953 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
4955 2005-03-10 Steven Bosscher <stevenb@suse.de>
4957 * expr.c (expand_expr_real_1): If possible, use a conditional
4958 move for expanding MIN_EXPR and MAX_EXPR.
4959 Use temp for moving around rtx-en.
4961 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
4964 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
4967 2005-03-10 Roger Sayle <roger@eyesopen.com>
4969 * builtins.c (expand_builtin_signbit): Extend to handle floating
4970 point modes wider than the largest integer type, using the
4971 operand_subword_force function to obtain the signbit's word.
4973 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4976 * combine.c (try_combine): If recog_for_combine added CLOBBERs
4977 to NEWI2PAT, fail to combine if they are used by NEWPAT.
4979 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
4981 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
4983 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
4985 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
4987 (perform_edge_inserts): Unconditionally call
4988 free_dominator_info.
4990 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
4992 2005-03-10 Bob Wilson <bob.wilson@acm.org>
4994 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
4996 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
4998 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
5000 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
5002 (rtl_register_value_prof_hooks,
5003 tree_value_profile_transformations,
5004 tree_register_value_prof_hooks): Likewise.
5005 * var-tracking.c (stack_adjust_offset_pre_post,
5006 variable_htab_free, variable_union, dataflow_set_different_2,
5007 count_uses, variable_was_changed, set_frame_base_location,
5008 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
5009 vt_add_function_parameters): Likewise.
5010 * varasm.c (named_section_real, named_section, make_decl_rtl,
5011 asm_emit_uninitialised, assemble_integer, decode_addr_const,
5012 const_hash_1, compare_constant, copy_constant, force_const_mem,
5013 output_constant_pool_2, output_constant_pool_1, output_constant,
5014 output_constructor, make_decl_one_only, decl_tls_model,
5015 default_no_named_section, default_elf_select_section_1,
5016 default_unique_section_1): Likewise.
5017 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
5018 * vmsdbgout.c (addr_const_to_string): Likewise.
5021 * function.c (struct assign_parm_data_one): Remove last_named
5023 (assign_parm_find_data_types): Don't determine last_named.
5024 Reorder named_parm determination.
5025 (assign_parms): Only setup varargs on the last non-varadic
5028 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
5030 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
5031 sda base address on medium model.
5033 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
5035 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
5036 * cfgloop.c (flow_loop_nodes_find): Export.
5037 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
5039 * cfgloopmanip.c (fix_loop_structure): New function.
5040 * predict.c (predict_loops): Clean up the loops information.
5041 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
5042 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
5044 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
5045 (rewrite_into_loop_closed_ssa): Declaration changed.
5046 * tree-loop-linear.c (linear_transform_loops): Add argument to
5047 rewrite_into_loop_closed_ssa call.
5048 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
5049 * tree-ssa-loop-im.c (move_computations): Ditto.
5050 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
5051 * tree-vectorizer.c (vectorize_loops): Ditto.
5052 * tree-optimize.c: Include cfgloop.h.
5053 (execute_todo): Choose whether to call cleanup_tree_cfg or
5054 cleanup_tree_cfg_loop.
5055 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
5056 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
5057 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
5058 cleanup_tree_cfg_loop call.
5059 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
5060 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
5061 work on part of cfg.
5063 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5066 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
5067 with multiple alternatives.
5069 * stmt.c (parse_output_constraint): Fix a typo.
5071 2005-03-09 Bob Wilson <bob.wilson@acm.org>
5073 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
5074 assembly directive instead of deprecated "no-generics".
5076 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
5078 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5079 for non-offsettable memory references to cope with outstanding reload
5081 * config/s390/s390.md ("reload_outti"): Call find_replacement to
5082 avoid losing outstanding address reloads.
5083 ("reload_outdi", "reload_outdf"): Likewise.
5085 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5087 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
5088 code. Add more cbrt transformations.
5090 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5092 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
5094 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5096 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
5097 NULL_TREE when a given tree is not simplified.
5098 (fold): Return the original tree when any of the functions
5099 mentioned above NULL_TREE.
5101 * fold-const.c (fold_unary, fold_binary): Take decomposed
5102 arguments, code, type, op0, and op1 in case of fold_binary.
5103 (fold): Update calls to fold_unary and fold_binary.
5105 2005-03-09 Roger Sayle <roger@eyesopen.com>
5107 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
5108 a fndecl and an arglist instead of a CALL_EXPR, exp.
5110 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5112 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
5114 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
5116 * expr.c (expand_assignment): Remove orig_to_rtx.
5118 * fold-const.c (int_const_binop): Remove no_overflow.
5120 * ifcvt.c (noce_emit_move_insn): Remove inmode.
5122 * loop-iv.c (get_biv_step_1): Remove lhs.
5124 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
5126 * real.c (real_nan): Remove neg.
5128 * function.c (thread_prologue_and_epilogue_insns): Remove i
5131 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
5134 * tree-eh.c (tree_could_trap_p): Remove idx.
5136 * tree-into-ssa.c (ann): Remove ann.
5138 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
5140 * tree-sra.c (decide_block_copy): Remove inst_count.
5142 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
5144 * tree-ssa-loop-im.c (lhs): Remove.
5146 * cfgbuild.c (state, STATE, SET_STATE,
5147 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
5149 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
5150 (find_basic_blocks): Set the state of each basic block to
5153 2005-03-08 Jeff Law <law@redhat.com>
5155 * tree-cfg.c (cleanup_control_flow): If removal of a computed
5156 goto results in the removal of edges in the CFG, then we need
5157 to recompute dominators.
5159 2005-03-09 Ben Elliston <bje@au.ibm.com>
5161 * c-common.c (c_do_switch_warnings): Comment fix.
5163 2005-03-08 Julian Brown <julian@codesourcery.com>
5165 * Patch from 2005-03-08 reverted for causing regressions and
5166 ppc-darwin bootstrap failure.
5168 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
5170 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
5171 Define the real function for ppc-darwin.
5172 * c-typeck.c (convert_arguments): Check for target-specific
5173 invalid argument call to unprototyped function.
5174 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5176 * target.h (invalid_arg_for_unprototyped_fn): New field
5178 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
5179 default target hook.
5180 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
5183 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5185 * c-typeck.c (constructor_stack, constructor_range_stack,
5186 initializer_stack): Make them static.
5188 * cfg.c (rbi_pool): Make it static.
5190 * gimple-low.c (lower_stmt_body): Make it static.
5191 * tree-flow.h: Remove the corresponding prototype. Don't
5194 * sched-deps.c (cache_size): Make it static.
5196 * stor-layout.c (lang_adjust_rli): Make it static.
5198 2005-03-08 Julian Brown <julian@codesourcery.com>
5200 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5201 from being used for symbols with vague linkage when
5202 HAVE_GAS_COMDAT_GROUP is true.
5204 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
5206 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
5207 nlabel == JUMP_LABEL (jump).
5209 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5211 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
5212 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
5213 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
5214 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
5216 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
5219 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
5220 * c-common.c (handle_returns_twice): New function.
5221 (c_common_attribute_table): Declare eturns_twice' attribute.
5222 * doc/extend.texi: Document eturns_twice' attribute.
5223 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
5224 (struct tree_decl): Add returns_twice_flag.
5226 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5228 * tree-ssa-phiopt.c: Fix a comment typo.
5230 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
5231 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
5232 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
5235 2005-03-08 Richard Henderson <rth@redhat.com>
5237 * config/alpha/alpha.c (code_for_builtin): Replace special-case
5238 builtin codes with ctzdi2, clzdi2, popcountdi2.
5239 (struct alpha_builtin_def): Add is_const.
5240 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
5241 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
5242 (alpha_init_builtins): Init them. Set nothrow and const attributes
5244 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
5245 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
5246 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
5247 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
5248 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
5249 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
5250 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
5251 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
5252 (TARGET_FOLD_BUILTIN): New.
5253 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
5254 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
5256 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
5258 2005-03-08 Ira Rosen <irar@il.ibm.com>
5260 PR tree-optimization/20122
5261 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
5262 condition of access function instead of base.
5264 2005-03-07 Jeff Law <law@redhat.com>
5265 Steven Bosscher <stevenb@suse.de>
5267 * tree-cfg.c (find_taken_edge_computed_goto): New function.
5268 (find_taken_edge): Call find_taken_edge_computed_goto as
5269 appropriate. Allow any gimple invariant rather than just
5270 INTEGER_CST for VAL.
5271 (cleanup_control_flow): Cleanup a computed goto which has turned
5273 (tree_merge_blocks): If block B has any forced labels, move
5274 them to the start of block A.
5275 * tree-ssa-dom.c (thread_across_edge): Allow threading across
5276 computed gotos as well.
5277 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
5278 removal of unnecessary computed gotos too.
5279 (lookup_redirection_data): Fix type of INSERT argument. Callers
5282 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5284 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
5285 Remove trailing spaces.
5287 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
5288 unshare_all_trees): Make them static.
5289 * tree-gimple.h: Remove the corresponding prototypes.
5291 * diagnostic.h: Remove unused prototype
5292 debug_output_buffer.
5293 * modulo-sched.c: Remove unused prototype
5294 set_row_column_for_ps.
5296 * tree-ssa-phiopt.c (tree_ssa_phiopt,
5297 replace_phi_edge_with_variable): Remove unused variable i.
5299 2005-03-07 Per Bothner <per@bothner.com>
5301 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
5303 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
5306 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
5307 bbs on the COND_EXPR instead of the PHI_NODEs.
5308 (candidate_bb_for_phi_optimization): Remove.
5309 (replace_phi_with_stmt): Rename to ...
5310 (replace_phi_edge_with_variable): this and change so that we
5311 replace the phi argument instead of removing the PHI.
5312 (conditional_replacement): Change so we deal with PHI with more
5314 (value_replacement): Likewise.
5315 (abs_replacement): Likewise.
5317 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
5319 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
5320 output_e500_flip_gt_bit.
5322 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
5324 (rs6000_generate_compare): Fix logic to look at the correct bits.
5325 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
5327 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
5328 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
5329 gen_move_from_CR_gt_bit.
5331 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
5332 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
5333 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
5335 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
5336 (E500_CR_IOR_COMPARE): New constant.
5338 2005-03-08 Earl Chew <earl_chew@agilent.com>
5339 David Billinghurst <David.Billinghurst@riotinto.com>
5341 * config/i386/host-cygwin.c: New file to support precompiled
5343 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
5344 * config.host: Use above files for cygwin host.
5346 2005-03-07 David Edelsohn <edelsohn@gnu.org>
5348 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
5349 ordering ops from earlier change.
5351 2005-03-07 Per Bothner <per@bothner.com>
5353 Various fixes to allow us to again build if --enable-mapped-location:
5354 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
5355 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
5356 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
5357 local variable loc. Change logic appropriately.
5358 * tree-vect-transform.c (vect_finish_stmt_generation): Use
5359 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
5360 * c-parser.c (c_parser_for_statement): Initialize loc variable.
5361 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
5362 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
5364 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
5366 PR rtl-optimization/19683
5367 * reload1.c (choose_reload_regs): Pass the number of bits, not the
5368 number of bytes, to smallest_int_for_mode. Fix arguments to
5369 REG_CANNOT_CHANGE_MODE_P.
5371 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5373 * reorg.c (relax_delay_slots): Check that the jump is
5374 conditional before trying to invert it.
5376 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5378 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
5381 * calls (stack_arg_under_construction): Make it static.
5383 * flow.c (regs_live_at_setjmp): Make it static.
5384 * flow.h: Remove the corresponding prototype.
5386 * reload1.c (reload_startobj, reload_firstobj,
5387 something_needs_operands_changed, reload_inherited,
5388 reload_inheritance_insn, reload_override_in,
5389 reload_spill_index): Make them static.
5391 * recog.c (verify_changes): Make it static.
5392 * recog.h: Remove the corresponding prototype.
5394 * cfgbuild.c (find_sub_basic_blocks): Remove.
5395 * basic-block.h: Remove the corresponding prototype.
5396 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
5398 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
5400 * tree-ssa-operands.c (check_build_stmt): Remove.
5402 * stor-layout.c (set_alignment): Remove.
5403 * tree.h: Remove the corresponding prototype.
5405 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
5407 * tree-ssa-dce.c (control_dependence_map,
5408 visited_control_parents): Make them static.
5410 * cfghooks.c (verify_flow_info): Remove local variable
5413 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
5416 * loop-unswitch.c (unswitch_loop): Remove local variable src.
5418 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
5420 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
5422 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
5424 * config/ia64/hpux.h (LINK_SPEC): Add -z.
5425 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
5426 PARALLEL for an empty structure.
5428 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5430 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
5432 * fold-const.c (fold_binary): Unroll the very first "for"
5435 2005-03-06 David Edelsohn <edelsohn@gnu.org>
5437 * config/rs6000/predicates.md (branch_comparison_operator): Remove
5438 redundant match_code test.
5439 (scc_comparison_operator): Swap match_operand and match_code
5441 (branch_positive_comparison_operator): Same.
5442 (trap_comparison_operator): Use comparison_operator and swap with
5445 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
5448 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
5449 (out_movhi_r_mr): Read low byte of volatile MEM first.
5450 (out_movhi_mr_r): Write high byte of volatile MEM first.
5452 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5454 * cselib.c (reg_values, reg_values_size): Make them static.
5456 * cse.c (cse_reg_info_table): Make it static.
5458 * fold-const.c (fold_unary): Use build1 instead of copy_node.
5460 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
5462 * cse.c (find_best_addr): Use canon_for_address.
5464 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5466 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
5467 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
5468 SUBREG and MEM, respectively.
5470 * fold-const.c (fold_binary): Use code instead of t.
5472 * fold-const.c (optimize_minmax_comparison): Take decomposed
5473 arguments code, type, op0, and op1 instead of t.
5474 (fold_binary): Update a call to optimize_minmax_comparison.
5476 * fold-const.c (fold_range_test): Take decomposed arguments
5477 code, type, op0, and op1 instead of t.
5478 (fold_binary): Update a call to fold_range_test.
5480 * fold-const.c (fold_binary_op_with_conditional_arg): Take
5481 decomposed arguments code, type, op0, and op1 instead of t.
5482 (fold_binary): Update a call to fold_range_test.
5484 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5486 * fold-const.c (fold_binary): Avoid directly using the original
5487 expression t as much as possible.
5489 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5491 * c-semantics.c (build_stmt): Use TYPE_P instead of
5492 IS_NON_TYPE_CODE_CLASS.
5493 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
5494 (NON_TYPE_CHECK): Use TYPE_P instead of
5495 IS_NON_TYPE_CODE_CLASS.
5497 * fold-const.c (fold): Remove handling of binary expressions.
5499 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
5501 * doc/c-tree.texi: Wrap comments in @r{}.
5502 * doc/cpp.texi: Likewise.
5503 * doc/cppinternals.texi: Likewise.
5504 * doc/extend.texi: Likewise.
5505 * doc/md.texi: Likewise.
5506 * doc/objc.texi: Likewise.
5507 * doc/sourcebuild.texi: Likewise.
5508 * doc/tm.texi: Likewise.
5511 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5513 * predict.c (apply_return_prediction): Standardize PHI chain
5515 * tree-ssa.c (ssa_redirect_edge): Likewise.
5517 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
5518 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
5521 * tree-phinodes.c (remove_phi_node): Drop the last argument.
5522 * tree-flow.h: Adjust the prototype for remove_phi_node.
5523 * lambda-code.c (perfect_nestify): Adjust a call to
5526 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
5527 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
5529 * tree-ssa-dce.c (remove_dead_phis): Likewise.
5530 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
5531 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
5532 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
5534 * combine.c (simplify_and_const_int): Use gen_int_mode instead
5535 of GEN_INT (trunc_int_for_mode (...)).
5536 * loop-iv.c (iv_number_of_iterations): Likewise.
5537 * postreload.c (reload_cse_move2add): Likewise.
5538 * simplify-rtx.c (simplify_const_unary_operation,
5539 simplify_const_binary_operation): Likewise.
5540 * stor-layout.c (get_mode_bounds): Likewise.
5542 * fold-const.c (fold_binary): New.
5543 (fold): Call fold_binary on binary expressions.
5545 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
5547 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
5548 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
5549 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
5550 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
5551 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
5553 2005-03-04 Devang Patel <dpatel@apple.com>
5555 PR tree-optimization/18815
5556 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5557 loops with zero exit edges.
5559 2005-03-04 Devang Patel <dpatel@apple.com>
5561 * doc/invoke.texi: Remove reference to webpage that does not exist.
5563 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
5564 Joseph S. Myers <joseph@codesourcery.com>
5567 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
5568 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
5569 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
5570 * pa.c (get_plabel): Change argument to symbol_ref. Call
5571 maybe_get_identifier instead of get_identifier.
5572 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
5573 (struct deferred_plabel): Replace name field with symbol field.
5574 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
5575 ASM_OUTPUT_EXTERNAL_REAL is defined.
5576 (output_global_address): Use output_addr_const for output of all
5578 (output_deferred_plabels): Use symbol_ref instead of name for address
5580 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
5581 ASM_OUTPUT_SYMBOL_REF): New macros.
5582 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
5584 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
5587 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
5589 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
5590 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
5592 2005-03-04 Jeff Law <law@redhat.com>
5594 * basic-block.h (rediscover_loops_after_threading): Declare.
5595 * tree-ssa-dom.c: Include cfgloop.h.
5596 (tree_ssa_dominator_optimize): Discover loops and some basic
5597 properties. Remove forwarder blocks recreated by loop header
5598 canonicalization. Also mark backedges in the CFG.
5599 * tree-ssa-threadupdate.c: Include cfgloop.h
5600 (rediscover_loops_after_threading): Define.
5601 (struct local_info): New field, JUMP_THREADED.
5602 (prune_undesirable_thread_requests): New function.
5603 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
5604 then record that fact for the callers of redirct_edges.
5605 (thread_block): If BB has incoming backedges, then call
5606 prune_undesirable_thraed_requests. Note when we are
5607 going to have to rediscover loop information. Return a
5608 boolean indicating if any jumps were threaded.
5609 (thread_through_all_blocks): Bubble up boolean indicating
5610 if any jumps were threaded.
5611 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
5612 (tree-ssa-threadupdate.o): Similarly.
5614 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5616 * fold-const.c (fold_ternary): Unroll the "for" loop to
5619 2005-03-04 Andrew Haley <aph@redhat.com>
5621 * unwind-dw2-fde-glibc.c (struct
5622 unw_eh_callback_data.check_cache): New field.
5623 (frame_hdr_cache): New.
5624 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
5625 Cache frame header info.
5627 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
5629 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
5630 (print_c_condition): Declare.
5631 * read-rtl.c (ptr_loc): New structure.
5632 (ptr_locs, ptr_loc_obstack, joined_conditions)
5633 (joined_conditions_obstack): New variables.
5634 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
5635 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
5636 (join_c_conditions, print_c_condition): New functions.
5637 (apply_macro_to_string): Associate the new string with the same
5638 source location as the old one.
5639 (add_condition_to_string): Use join_c_conditions.
5640 (read_string): Use set_rtx_ptr_loc to record a filename and line
5641 number for the string.
5642 (read_rtx): Initialize the new variables above.
5643 * genattrtab.c (write_test_expr, write_attr_value): Use
5645 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
5646 comment above the GCC_VERSION check.
5647 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
5648 Inline the definition of MAYBE_EVAL.
5649 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
5650 * genoutput.c (process_template): Likewise.
5651 * genpreds.c (write_predicate_subfunction): Likewise.
5652 (write_predicate_expr): Use print_c_condition.
5653 * genrecog.c (write_cond): Likewise.
5654 * gensupport.c (process_rtx): Use join_c_conditions to join the
5655 conditions of a define_insn_and_split. Record a source location
5656 for the string after the "&&".
5657 (alter_test_for_insn): Use join_c_conditions.
5659 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
5662 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 2005-03-04 Ben Elliston <bje@au.ibm.com>
5669 * gcc.c (option_map): Add --coverage.
5670 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
5671 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
5672 * config/darwin.h: Pass -lgcov for `coverage'.
5673 * doc/invoke.texi (Debugging Options): Document --coverage.
5675 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5677 * gcse.c (bypass_block): Use find_edge wherever possible.
5679 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
5683 * c-opts.c (c_common_parse_file): Call start_source_file
5684 and end_source_file at the approriate times.
5686 * dwarf2out.c (dwarf2out_finish): Don't auto-end
5687 the main file, it will be done for us now.
5689 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5691 * fold-const.c (fold_ternary): New.
5692 (fold): Call fold_ternary on ternary expressions. Remove
5693 handling of ternary expressions.
5695 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
5697 PR tree-optimization/15784
5698 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5701 2005-03-03 David Edelsohn <edelsohn@gnu.org>
5703 * config/rs6000/predicates.md (branch_comparison_operator):
5704 Convert from C block to conditional format.
5706 2005-03-03 Jan Hubicka <jh@suse.cz>
5708 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
5709 and non-constant public variables.
5711 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
5713 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
5716 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
5719 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
5720 calls to release_ssa_name and release_phi_node.
5722 * fold-const.c (fold): Remove handling of unary expressions.
5724 * fold-const.c (fold_unary): Avoid directly using the original
5725 expression t as much as possible.
5727 2005-03-03 Roger Sayle <roger@eyesopen.com>
5728 Andrew Pinski <pinskia@physics.uc.edu>
5730 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
5731 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
5733 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
5735 Describe special registers SRP and MOF as allocatable registers.
5736 * config/cris/cris.c (cris_md_asm_clobbers): New function.
5737 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
5738 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
5739 TARGET_HAS_MUL_INSNS.
5740 (cris_print_operand) <case 'd'>: New case.
5741 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
5742 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
5744 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
5745 (REG_ALLOC_ORDER): Update for MOF.
5746 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
5748 (GENERAL_REGS): No longer a define of ALL_REGS.
5749 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
5750 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
5752 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
5753 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
5754 (SECONDARY_RELOAD_CLASS): Define.
5755 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
5756 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
5757 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
5758 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
5759 (REGISTER_MOVE_COST): Define.
5760 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
5761 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
5762 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
5763 (CRIS_MOF_REGNUM): New define_constants.
5764 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
5766 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
5768 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
5769 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
5770 Adjust for MOF being properly described as a register.
5771 (indir_to_reg_split): Name this split. Conditionalize on the
5772 destination register being a general register.
5773 (movei): Conditionalize on on operands 0 and 1 having the same
5776 2005-03-03 Alan Modra <amodra@bigpond.net.au>
5779 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
5780 -mcpu to override any other explicitly given flags.
5782 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
5784 * recog.c (verify_changes, confirm_change_group): New functions,
5785 broken out of apply_change_group.
5786 (apply_change_group): Use them.
5787 * recog.h (verify_change, confirm_change_group): Declare.
5788 * rtl.h (redirect_jump_2): Declare.
5789 * jump.c (redirect_exp, invert_exp): Delete.
5790 (invert_exp_1): Take second parameter. Return value. Changed caller.
5791 (redirect_jump_2): New function, broken out of redirect_jump.
5792 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
5793 (invert_jump): Use invert_jump_1 and redirect_jump_2.
5794 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
5796 2005-03-02 Geoffrey Keating <geoffk@apple.com>
5798 * varasm.c (named_section): Use xstrdup rather than doing it by
5801 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
5803 2005-03-02 Devang Patel <dpatel@apple.com>
5805 Undo PR tree-optimization/18815 fix.
5807 2005-03-02 Devang Patel <dpatel@apple.com>
5809 PR tree-optimization/18815
5810 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5811 loops with zero exit edges.
5813 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5815 * cfg.c (connect_src, connect_dest, disconnect_src,
5816 disconnct_dest): New.
5817 (unchecked_make_edge, remove_edge, redirect_edge_succ,
5818 redirect_edge_pred): Use the new functions.
5820 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
5821 free_dominance_info only when needed.
5823 2005-03-02 David Edelsohn <edelsohn@gnu.org>
5826 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
5827 (reg_or_sub_cint64_operand): Same.
5829 2005-03-02 Jeff Law <law@redhat.com>
5831 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
5832 CFG_ALTERED in the main DOM iteration loop.
5834 2005-03-02 Mark Mitchell <mark@codesourcery.com>
5837 * varasm.c (initializer_constant_valid_p): Allow conversions
5838 between OFFSET_TYPEs. Tidy.
5840 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
5842 * config/cris/cris.md ("return"): Remove epilogue delay list
5845 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
5847 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
5849 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
5851 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5853 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
5854 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
5855 config/m68k/m68k.c, config/mips/mips.h,
5856 config/rs6000/rs6000-protos.h, doc/contrib.texi,
5857 doc/include/gcc-common.texi: Update copyright.
5859 PR middle-end/18029 and PR middle-end/18030
5860 * expr.c (optimize_bitfield_assignment_op): Add a special case
5861 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
5863 * fold-const.c (fold_unary): New.
5864 (fold): Call fold_unary on unary expressions.
5866 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
5868 * cgraph.h (struct cgraph_edge): Add prev_caller and
5870 (cgraph_node_remove_callees): Export.
5871 * cgraph.c (cgraph_create_edge): Initialize prev_caller
5873 (cgraph_edge_remove_callee): New function.
5874 (cgraph_edge_remove_caller): Likewise.
5875 (cgraph_remove_edge): Use.
5876 (cgraph_redirect_edge_callee): Likewise.
5877 (cgraph_node_remove_callees): New function.
5878 (cgraph_node_remove_callers): Likewise.
5879 (cgraph_remove_node): Use.
5880 * tree-optimize.c (tree_rest_of_compilation): Use
5881 cgraph_node_remove_callees instead of manual loop.
5882 * cgraphunit.c (cgraph_finalize_function): Likewise.
5883 (cgraph_expand_function): Likewise.
5884 (cgraph_remove_unreachable_nodes): Likewise.
5886 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
5889 * c-tree.h (undeclared_variable, build_external_ref): Add extra
5891 * c-decl.c (undeclared_variable): Take location as argument.
5892 * c-typeck.c (build_external_ref): Likewise.
5893 * c-parser.c (c_parser_postfix_expression): Pass location of
5894 identifier to build_external_ref.
5896 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5898 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
5899 CCEQ mode for branch_positive_comparison_operator test.
5900 * config/rs6000/predicates (branch_comparison_operator): Revert to
5902 (scc_comparison_operator): Same.
5903 (branch_positive_comparison_operator): Same.
5905 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
5907 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
5908 (cris_delay_slots_for_epilogue): Remove.
5909 (save_last): Move into cris_target_asm_function_epilogue.
5910 (cris_target_asm_function_epilogue): Remove tests for file being
5912 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
5913 (cris_delay_slots_for_epilogue): Remove prototypes.
5914 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
5915 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
5917 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5919 * config/rs6000/predicates.md (branch_comparison_operator): Change
5920 to define_special_predicate.
5921 (scc_comparison_operator): Same.
5922 (branch_positive_comparison_operator): Same.
5924 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
5926 * Makefile.in (tree-ssa-sink.o): New.
5927 (OBJS-common): Add tree-ssa-sink.o.
5928 * common.opt: Add -ftree-sink
5929 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
5930 * timevar.def (TV_TREE_SINK): new timevar.
5931 * tree-flow.h (is_hidden_global_store): Prototype.
5932 * tree-optimize.c (init_tree_optimization_passes): Add
5934 * tree-pass.h (pass_sink_code): New.
5935 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
5936 for non-obvious global store store to is_hidden_global_store, and
5937 call that new function.
5938 * tree-ssa-sink.c: New file.
5939 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
5940 * doc/passes.texi: Document forward store motion.
5941 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
5942 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
5943 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
5944 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
5946 2005-03-01 Per Bothner <per@bothner.com>
5948 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
5949 and we have a non-zero column-number, add it to the message.
5950 Also factor out the diagnostic_kind_text.
5952 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5954 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
5955 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5956 flow_loop_scan): Removed.
5957 (flow_loop_dump): Do not dump removed fields.
5958 (flow_loop_free): Do not free removed fields.
5959 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
5960 (loop_exit_edge_p): New function.
5961 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
5962 num_pre_header_edges, entry_edges, num_entries, exit_edges,
5963 num_exits, exits_doms.
5964 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
5965 LOOP_EDGES, LOOP_ALL): Removed.
5966 (flow_loop_scan): Declaration removed.
5967 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
5968 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
5970 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
5971 (if_convert): Call flow_loops_find and flow_loops_free
5972 when calling mark_loop_exit_edges.
5973 * cfgloopanal.c (mark_loop_exit_edges): Moved from
5974 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
5975 free_dominance_info calls.
5976 * loop-init.c (flow_loops_find): Ditto.
5977 * passes.c (rest_of_handle_branch_prob): Ditto.
5978 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
5979 * loop-unroll.c (analyze_insns_in_loop): Do not use
5981 * predict.c (predict_loops): Do not call flow_loop_scan.
5982 Use get_loop_exit_edges.
5983 (tree_estimate_probability): Do not pass flags to flow_loops_find.
5984 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
5985 Do not use EDGE_LOOP_EXIT.
5986 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
5987 to bb_with_exit_edge_p.
5988 (if_convertible_loop_p): Do not call flow_loop_scan. Use
5989 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
5990 to bb_with_exit_edge_p.
5991 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
5993 * tree-loop-linear.c (linear_transform_loops): Do not call
5994 flow_loop_scan. Use loop->single_exit.
5995 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
5996 (vect_analyze_loop_form): Do not call flow_loop_scan.
5997 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
5999 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
6001 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
6002 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6003 slpeel_tree_duplicate_loop_to_edge_cfg,
6004 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
6005 Use loop_preheader_edge and loop->single_exit. Do not call
6008 2005-03-01 Nick Clifton <nickc@redhat.com>
6010 * config/arm/arm.c (thumb_find_work_register): Check all of the
6011 argument registers to see if they are free, and a couple of
6012 special cases where the last argument register but can be proved
6013 to be available during the function's prologue.
6014 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
6015 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
6016 thumb_unexpanded_epilogue): Use unsigned long as the type for the
6018 (thumb_compute_save_reg_mask): Likewise. Also use
6019 thumb_find_work_register() to ensure that there is agreement about
6020 which work register is going to be used in the prologue.
6021 (thumb_output_function_prologue): Use unsigned long as the type
6022 for the register bit-mask. Also delay pushing the link register if
6023 other high registers are going to be pushed.
6024 (thumb_compute_save_reg_mask, emit_multi_reg_push,
6025 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
6026 redundant prototypes.
6028 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
6031 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
6032 and after reload in REG+REG indexed addresses without REG_POINTER
6033 set in the base and not set in the index.
6035 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6037 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
6038 Don't undefine here.
6039 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
6040 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
6041 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6042 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
6043 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
6045 * config.gcc (sh*-*-linux*): Use config/linux.h.
6047 2005-02-28 Dale Johannesen <dalej@apple.com>
6048 Stan Shebs <shebs@apple.com>
6050 Rewrite of 64-bit Darwin structure-by-value pass/return.
6051 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
6052 intoffset, use_stack, named.
6053 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
6054 (rs6000_darwin64_record_arg_advance_flush): New.
6055 (rs6000_darwin64_record_arg_advance_recurse): New.
6056 (rs6000_darwin64_record_arg_flush): New.
6057 (rs6000_darwin64_record_arg_recurse): New.
6058 (rs6000_darwin64_record_arg): New.
6059 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
6060 (function_arg_boundary): Handle 128-bit aligned structs.
6061 (function_arg_advance): Rewrite darwin64 struct handling.
6062 (function_arg): Call rs6000_darwin64_record_arg.
6063 (function_arg_partial_nregs): Handle darwin64 structs.
6064 (rs6000_darwin64_function_value): Remove.
6065 (rs6000_function_value): Call rs6000_darwin64_record_arg.
6067 2005-02-28 Roger Sayle <roger@eyesopen.com>
6069 PR tree-optimization/20216
6070 * tree-chrec.c (tree_fold_factorial): Delete.
6071 (tree_fold_binomial): Change argument list to take a return type
6072 and change the type of K to unsigned int. Rewrite to avoid explicit
6073 evaluation of factorials, and (recursively) calling fold to perform
6074 compile-time arithmetic. Return NULL on (internal) overflow.
6075 (chrec_evaluate): Change type of K to an unsigned int. Avoid
6076 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
6077 if any intermediate calculation overflows.
6078 (chrec_apply): Update call to chrec_evaluate.
6080 2005-02-28 James E Wilson <wilson@specifixinc.com>
6082 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
6084 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
6087 * c-parser.c (c_parser_compound_statement): Return error_mark_node
6088 instead of NULL_TREE on error.
6090 2005-02-28 David Edelsohn <edelsohn@gnu.org>
6092 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
6093 (EASY_VECTOR_15_ADD_SELF): Remove.
6094 (num_insns_constant_wide): Not static.
6095 (validate_condition_mode): Not static.
6096 (toc_relative_expr_p): Not static.
6097 (legitimate_indirect_address_p): Not static.
6098 (macho_lo_sum_memory_operand): Not static.
6099 (invalid_e500_subreg): Not static.
6100 (easy_vector_same): Not static.
6101 (easy_vector_splat_const): Not static.
6102 (RS6000_SYMBOL_REF_TLS_P): Remove.
6103 (any_operand): Delete.
6104 (any_parallel_operand): Delete.
6105 (count_register_operand): Delete.
6106 (altivec_register_operand): Delete.
6107 (xer_operand): Delete.
6108 (s8bit_cint_operand): Delete.
6109 (short_cint_operand): Delete.
6110 (u_short_cint_operand): Delete.
6111 (non_short_cint_operand): Delete.
6112 (exact_log2_cint_operand): Delete.
6113 (gpc_reg_operand): Delete.
6114 (cc_reg_operand): Delete.
6115 (cc_reg_not_cr0_operand): Delete.
6116 (reg_or_short_operand): Delete.
6117 (reg_or_neg_short_operand): Delete.
6118 (reg_or_aligned_short_operand): Delete.
6119 (reg_or_u_short_operand): Delete.
6120 (reg_or_cint_operand): Delete.
6121 (reg_or_arith_cint_operand): Delete.
6122 (reg_or_add_cint64_operand): Delete.
6123 (reg_or_sub_cint64_operand): Delete.
6124 (reg_or_logical_cint_operand): Delete.
6125 (got_operand): Delete.
6126 (got_no_const_operand): Delete.
6127 (easy_fp_constant): Delete.
6128 (easy_vector_constant): Delete.
6129 (easy_vector_constant_add_self): Delete.
6130 (zero_constant): Delete.
6131 (zero_fp_constant): Delete.
6132 (volatile_mem_operand): Delete.
6133 (offsettable_mem_operand): Delete.
6134 (mem_or_easy_const_operand): Delete.
6135 (add_operand): Delete.
6136 (non_add_cint_operand): Delete.
6137 (logical_operand): Delete.
6138 (non_logical_cint_operand): Delete.
6139 (mask_operand): Delete.
6140 (mask_operand_wrap): Delete.
6141 (mask64_operand): Delete.
6142 (mask64_2_operand): Delete.
6143 (and64_operand): Delete.
6144 (and64_2_operand): Delete.
6145 (and_operand): Delete.
6146 (reg_or_mem_operand): Delete.
6147 (lwa_operand): Delete.
6148 (symbol_ref_operand): Delete.
6149 (call_operand): Delete.
6150 (current_file_function_operand): Delete.
6151 (input_operand): Delete.
6152 (rs6000_nonimmediate_operand): Delete.
6153 (rs6000_tls_symbol_ref): Delete.
6154 (save_world_operation): Delete.
6155 (restore_world_operation): Delete.
6156 (load_multiple_operation): Delete.
6157 (store_multiple_operation): Delete.
6158 (vrsave_operation): Delete.
6159 (mfcr_operation): Delete.
6160 (mtcrf_operation): Delete.
6161 (lmw_operation): Delete.
6162 (stmw_operation): Delete.
6163 (branch_comparison_operator): Delete.
6164 (branch_positive_comparison_operator): Delete.
6165 (scc_comparison_operator): Delete.
6166 (trap_comparison_operator): Delete.
6167 (boolean_operator): Delete.
6168 (boolean_or_operator): Delete.
6169 (min_max_operator): Delete.
6170 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
6171 (EASY_VECTOR_15): Moved to here.
6172 (EASY_VECTOR_15_ADD_SELF): Move to here.
6173 (PREDICATE_CODES): Delete.
6174 * config/rs6000/rs6000-protos.h: Delete predicate functions.
6175 Declare functions no longer static.
6176 * config/rs6000/predicates.md: New.
6177 * config/rs6000/rs6000.md: Include predicates.md
6179 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
6181 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
6182 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
6184 * cfgrtl.c (need_fake_edge_p): Likewise.
6185 * combine.c (distribute_notes): Likewise.
6186 * emit-rtl.c (try_split): Likewise.
6187 * recog.c (peephole2_opimize): Likewise.
6188 * reg-notes.def (ALWAYS_RETURN): Remove.
6189 * rtl.h (LCT_ALWAYS_RETURN): Remove.
6190 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
6191 * tree.h (ECF_ALWAYS_RETURN): Remove.
6193 2005-02-28 Roger Sayle <roger@eyesopen.com>
6196 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
6197 between different machine modes is never a "useless" conversion.
6199 2005-02-28 Geert Bosch <bosch@gnat.com>
6202 * doc/contrib.texi: List contributors for Ada front end
6204 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6206 * simplify-rtx.c (simplify_unary_operation_1,
6207 simplify_const_unary_operation): New, extracted from...
6208 (simplify_unary_operation): ... this one.
6209 (simplify_binary_operation_1,
6210 simplify_const_binary_operation): New, extracted from...
6211 (simplify_binary_operation): ... this one.
6212 * rtl.h (simplify_const_unary_operation,
6213 simplify_const_binary_operation): Add prototypes.
6215 2005-02-28 Julian Brown <julian@codesourcery.com>
6217 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
6218 building libjava and caused PR regression/20228.
6220 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6223 * Makefile.in (host_subdir): New.
6224 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
6225 * configure: Regenerate.
6227 2005-02-27 Zack Weinberg <zack@codesourcery.com>
6229 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
6230 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
6231 installation directory first.
6233 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
6236 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
6237 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
6238 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
6239 * config/cris/cris.md: Tweak comments referring to Q.
6240 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
6241 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
6242 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
6243 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
6244 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
6245 Insert spaces in constraints to align alternatives vertically for
6247 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
6250 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6252 PR rtl-optimization/17728
6253 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
6254 operand 0 from general_operand to move_dest_operand.
6256 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6258 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
6259 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
6260 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
6261 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
6263 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
6265 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
6266 * configure: Regenerate.
6267 * libada-mk.in: Remove CC; rename
6268 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
6270 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
6273 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
6274 for the lhs, also walk over the tree. Likewise for rhs.
6276 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
6278 * tree-ssa-dom.c (simple_iv_increment_p): New function.
6279 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
6280 Do not propagate value of iv before increment over the increment.
6282 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
6284 * c-parser.c: New file.
6285 * c-parse.in: Remove.
6286 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
6288 (c-parser.o): Add dependencies.
6289 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
6290 maintainer-clean, TAGS): Update.
6291 * c-config-lang.in (gtfiles): Update.
6292 * gengtype-lex.l: Don't handle "@@".
6293 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
6294 objc_build_synchronized, objc_begin_try_stmt,
6295 objc_begin_catch_clause, objc_finish_catch_clause,
6296 objc_build_finally_clause, objc_finish_try_stmt): New.
6297 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
6299 (c_parse_init): Update comment.
6300 * c-decl.c (c_init_decl_processing): Update comment.
6301 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
6302 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
6303 new c_declspecs members.
6305 2005-02-25 Julian Brown <julian@codesourcery.com>
6307 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
6308 from being used for symbols with vague linkage when
6309 HAVE_GAS_COMDAT_GROUP is true.
6311 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6313 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
6315 2005-02-25 Steve Ellcey <sje@cup.hp.com>
6318 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
6319 (LIBGCC2_HAS_DF_MODE): New.
6320 (LIBGCC2_HAS_XF_MODE): New.
6321 (LIBGCC2_HAS_TF_MODE): New.
6322 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6323 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6324 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6325 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6326 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
6327 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
6328 and add _fixtfdi, _fixunstfdi, _floatditf
6329 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
6330 L_fixunstfdi, L_floatditf.
6331 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
6332 (LIBGCC2_HAS_TF_MODE): Define.
6334 2005-02-25 Diego Novillo <dnovillo@redhat.com>
6336 PR tree-optimization/20204
6337 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
6338 REWRITE_THIS_STMT markers on PHI nodes.
6339 (rewrite_initialize_block): Likewise.
6341 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6343 * version.c (version_string): Update to 4.1.
6345 2005-02-25 Paolo Carlini <pcarlini@suse.de>
6347 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
6348 Clarify that the alternative way doesn't work in GNU C++.
6350 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6352 PR tree-optimization/19937
6353 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
6354 to the type of the induction variable.
6356 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
6358 PR rtl-optimization/20117
6359 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
6360 the block including noncopyable insn.
6362 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6364 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
6365 calls to find_reg_note.
6367 2005-02-24 Richard Henderson <rth@redhat.com>
6370 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
6373 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
6375 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
6376 vector types if to use base reg for misaligned non-word ld/std.
6378 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6381 * config/cris/cris.c (cris_target_asm_function_prologue): Create
6382 dwarf2 label manually and put it after, not before the prologue.
6384 2005-02-24 David Edelsohn <edelsohn@gnu.org>
6387 * reload.c (operands_match_p): Only increment register number for
6388 SCALAR_INT_MODE_P modes in multiple hard registers.
6390 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
6393 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6395 * ChangeLog.5: Fix log message typo(s).
6396 * ChangeLog.7: Likewise.
6397 * ChangeLog.tree-ssa: Likewise.
6398 * cfgexpand.c: Fix comment typo(s).
6399 * conflict.c: Likewise.
6400 * defaults.h: Likewise.
6401 * dwarf2out.c: Likewise.
6403 * ggc-page.c: Likewise.
6404 * tree-eh.c: Likewise.
6405 * tree-ssa-dom.c: Likewise.
6407 2005-02-24 Jakub Jelinek <jakub@redhat.com>
6410 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
6411 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
6412 if SHARED is defined.
6415 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
6416 allow splitting only if operands 0 and 3 don't overlap.
6418 2005-02-24 Richard Henderson <rth@redhat.com>
6421 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
6422 (fold_builtin_1): Call them.
6423 * fold-const.c (fold_complex_mult_parts): Split out from ...
6424 (fold_complex_mult): ... here. Fix typo in both imaginary case.
6425 (fold_complex_div_parts, fold_complex_div): New.
6427 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
6429 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6431 * tree-ssa-ccp.c (visit_assignment): Verify that result of
6432 VIEW_CONVERT_EXPR is_gimple_min_invariant.
6434 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
6435 (print_node): Likewise.
6436 Print TYPE_SIZES_GIMPLIFIED.
6438 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6440 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
6441 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
6442 operands as commutative in constraints.
6444 2005-02-24 Diego Novillo <dnovillo@redhat.com>
6446 * tree-into-ssa.c: Re-organize internal functions.
6448 2005-02-24 Richard Henderson <rth@redhat.com>
6451 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
6453 * common.opt (fcx-limited-range): New.
6454 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
6455 * toplev.c (flag_complex_method): Initialize to 1.
6456 (process_options): Set flag_complex_method to 0 if
6457 flag_cx_limited_range.
6458 * doc/invoke.texi (-fcx-limited-range): New.
6460 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6462 * cse.c (delete_trivially_dead_insns): Speed up by using
6463 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
6466 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
6468 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
6469 functions when -mid-shared-library is being used.
6471 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
6473 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
6474 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
6475 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
6476 * system.h: Poison LINK_LIBGCC_SPECIAL.
6478 2005-02-23 James E Wilson <wilson@specifixinc.com>
6480 * gengtype.c (note_insn_name): Make 1 element larger.
6482 2005-02-23 Roger Sayle <roger@eyesopen.com>
6485 PR rtl-optimization/20097
6486 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6487 BImode SUBREGs of SImode registers which confuse the ia64 backend.
6489 2005-02-23 David Edelsohn <edelsohn@gnu.org>
6491 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
6492 * t-aix52 (SHLIB_INSTALL): Same.
6494 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
6496 * genpreds.c: Update copyright.
6498 2005-02-23 Michael Beach <michaelb@ieee.org>
6501 * config/sparc/t-elf (startup files): Assemble with CPP.
6503 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
6505 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
6506 (write_predicate_expr): Likewise.
6508 2005-02-22 Diego Novillo <dnovillo@redhat.com>
6510 PR tree-optimization/20100
6511 PR tree-optimization/20115
6512 * tree-optimize.c (init_tree_optimization_passes): Remove
6513 pass_maybe_create_global_var.
6514 * tree-pass.h (pass_maybe_create_global_var): Remove.
6515 * tree-ssa-alias.c (aliases_computed_p): Declare.
6516 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
6517 (count_calls_and_maybe_create_global_var): Remove.
6518 (pass_maybe_create_global_var): Remove.
6519 (init_alias_info): Do not declare aliases_computed_p.
6520 (maybe_create_global_var): If the function contains no
6521 call-clobbered variables and a mix of pure/const and regular
6522 function calls, create .GLOBAL_VAR.
6523 Mark all call-clobbered variables for renaming.
6524 (merge_pointed_to_info): Update comment.
6525 (add_pointed_to_var): Likewise.
6526 (is_escape_site): Likewise.
6527 Accept struct alias_info * instead of size_t *.
6529 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
6531 * tree-ssa-operands.c (get_call_expr_operands): If
6532 ALIASES_COMPUTED_P is false, do not add call-clobbering
6534 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
6535 (delete_tree_ssa): Likewise.
6537 2005-02-22 James E Wilson <wilson@specifixinc.com>
6539 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
6540 (do_compile): Do call it here.
6542 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
6544 PR rtl-optimization/20017.
6545 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
6546 rest_of_handle_cse2, rest_of_handle_gcse): Call
6547 delete_dead_jumptables immediately before calling cleanup_cfg.
6549 2005-02-22 Devang Patel <dpatel@apple.com>
6552 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
6555 2005-02-22 David Edelsohn <edelsohn@gnu.org>
6557 * config/rs6000/aix.h (WINT_TYPE): Define.
6559 2005-02-22 Stan Shebs <shebs@apple.com>
6561 * config/rs6000/rs6000.c (rs6000_override_options): Default to
6562 natural alignment for 64-bit Darwin.
6563 (rs6000_parse_alignment_option): Warn about uses of -malign-power
6565 * doc/invoke.texi: Document this.
6567 2005-02-22 DJ Delorie <dj@redhat.com>
6569 * c-common.c (c_common_type_for_mode): Pass the mode's precision
6570 to make_[un]signed_type, not the mode itself.
6572 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
6574 * cfg.c (cached_make_edge): Call make_edge if edge cache is
6575 not available. Use tail calls wherever possible.
6576 (make_edge): Call unchecked_make_edge to create an edge.
6578 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
6579 (coalesce_ssa_name): Don't check for
6580 SSANORM_USE_COALESCE_LIST.
6581 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
6583 2005-02-22 Diego Novillo <dnovillo@redhat.com>
6585 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
6586 (rewrite_into_ssa): ... here.
6588 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
6590 PR tree-optimization/19786
6591 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
6592 tag to another's may-alias bitmap when adding to the other's list.
6594 2005-02-21 DJ Delorie <dj@redhat.com>
6596 * tree-ssa-loop-ivopts.c (computation_cost): Start register
6597 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
6598 registers in unsupported ways.
6599 * expmed.c (init_expmed): Likewise.
6601 2005-02-21 Stan Cox <scox@redhat.com>
6603 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
6605 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
6607 * tree-cfg.c (fold_cond_expr_cond): New.
6608 (make_edges): Call fold_cond_expr_cond.
6609 (find_taken_edge): Accept nothing but INTEGER_CST.
6610 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
6612 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
6614 * flow.c (delete_dead_jumptables): Speed up by scanning insns
6615 that do not belong to any basic block.
6617 2005-02-21 Jeff Law <law@redhat.com>
6619 * cfganal.c (find_unreachable_blocks): Manually CSE load of
6622 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
6624 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
6625 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
6626 Adjust their definitions.
6627 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
6628 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
6630 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
6631 genautomata.c, langhooks.c, langhooks.h, system.h,
6632 config/arm/lib1funcs.asm: Update copyright.
6634 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6636 * dbxout.c (dbxout_function_end): Emit Lscope label always.
6638 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
6641 * doc/install.texi: Document --with-gc.
6643 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
6645 * simplify-rtx.c (simplify_unary_operation): Add a missing
6648 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6650 PR tree-optimization/18663
6651 * tree-ssa-dom.c (extract_range_from_cond): Return 0
6652 if the type has variable bounds.
6654 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
6656 * gcse.c: Remove an obsolete comment.
6658 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
6660 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
6662 * doc/extend.texi (Function Attributes) <Attribute const>: The
6663 attribute "pure" is below this text, not above.
6665 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6667 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
6668 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
6669 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
6671 2005-02-20 Zack Weinberg <zack@codesourcery.com>
6674 * langhooks.h (struct lang_hooks): Add to_target_charset.
6675 * langhooks.c (lhd_to_target_charset): New function.
6676 * langhooks-def.h: Declare lhd_to_target_charset.
6677 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
6678 (LANG_HOOKS_INITIALIZER): Update.
6679 * c-common.c (c_common_to_target_charset): New function.
6680 * c-common.h: Declare it.
6681 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
6682 c_common_to_target_charset.
6684 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
6685 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
6687 * system.h: Poison them.
6688 * doc/tm.texi: Don't discuss them.
6689 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
6690 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
6691 (pp_c_char): Do not attempt to generate letter escapes for
6693 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
6694 * config/mips/mips.c (mips_output_ascii): Likewise.
6696 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
6698 PR tree-optimization/19951
6699 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
6702 2005-02-19 Steven Bosscher <stevenb@suse.de>
6705 * function.h (struct function): New field `max_loop_depth'.
6706 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
6707 (flow_loops_find): Reset the max loop depth count before finding loops.
6708 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
6709 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
6710 (calculate_global_regs_live): Make sure the loop will terminate
6711 when the initial sets are not empty.
6713 2005-02-19 Zack Weinberg <zack@codesourcery.com>
6715 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
6717 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
6719 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
6722 * doc/invoke.texi: Remove documentation of %M spec.
6724 (init_spec): Remove %M suffix from -lgcc_s.
6725 (do_spec_1): Remove 'M' case.
6726 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
6727 to put shared libraries in the multilib directory. Remove the
6728 shlib_so_soname substitution variable. Don't add a multilib encoding
6729 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
6730 reported by -print-multi-os-directory. Pass @multilib_dir@ to
6731 SHLIB_INSTALL as well as SHLIB_LINK.
6732 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
6733 (SHLIB_NAME): Delete.
6734 (SHLIB_DIR): New macro.
6735 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
6736 (SHLIB_INSTALL): Adjust accordingly.
6737 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
6738 * config/t-slibgcc-sld: Likewise.
6739 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
6740 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
6741 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
6743 (SHLIBUNWIND_INSTALL): Adjust accordingly.
6744 * config/i386/t-nwld (SHLIB_SONAME): Delete.
6745 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
6746 Use @shlib_base_name@ instead of @shlib_so_name@.
6747 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
6748 and @shlib_base_name@.so in @multilib_dir@.
6749 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
6750 to the install path.
6751 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
6752 (SHLIB_LINK): Remove previous workaround.
6753 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
6754 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
6755 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
6757 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
6758 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
6759 (SHLIB_INSTALL): Adjust accordingly.
6760 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
6761 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
6762 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
6763 config/t-slibgcc-elf-ver.
6765 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
6766 Jakub Jelinek <jakub@redhat.com>
6768 PR tree-optimization/19828
6769 * tree-ssa-loop-im.c: Add a TODO comment.
6770 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
6771 without side-effects.
6773 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6775 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
6778 2005-02-18 James E. Wilson <wilson@specifixinc.com>
6780 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
6781 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
6782 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
6784 (ia64_reorg): Delete fixup_errata call.
6785 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
6786 (TARGET_SWITCHES): Delete -mb-step entry.
6788 2005-02-19 Jakub Jelinek <jakub@redhat.com>
6791 * c-typeck.c (composite_type): Handle quals in transparent unions.
6792 (type_lists_compatible_p): Likewise.
6794 2005-02-18 Stan Shebs <shebs@apple.com>
6796 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
6797 expressions in the .literal8 section.
6799 2005-02-18 Geoffrey Keating <geoffk@apple.com>
6801 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
6803 2005-02-18 Roger Sayle <roger@eyesopen.com>
6805 * fold-const.c (constant_boolean_node): Always create values of the
6806 specified type, don't bother calling truthvalue_conversion.
6808 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6810 * except.c (output_function_exception_table): Call
6811 assemble_external_libcall (eh_personality_libfunc).
6813 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6816 * config/ia64/ia64.h (struct machine_function): Add state_num.
6817 * config/ia64/ia64.c (process_epilogue,
6818 process_for_unwind_directive): Use new unwind state numbers each
6819 time rather than state 1.
6821 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
6824 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
6825 before the "*llgt_didi" pattern.
6827 2005-02-18 Jason Merrill <jason@redhat.com>
6829 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
6831 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
6833 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
6834 (div0): Use it in place of ARM_FUNC_ALIAS.
6835 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
6837 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
6840 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
6841 access, the lower bound of the array type if it exists.
6843 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
6846 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
6847 cases that are out-of-range for the index type.
6849 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6851 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
6852 (estimate_case_costs): Don't call convert.
6853 * expmed.c (expand_shift): Likewise.
6854 (make_tree): Call fold_convert instead of convert.
6856 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6859 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
6860 that ref to be marked MEM_READONLY_P doesn't have base that needs
6863 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6865 * genautomata.c (output_get_cpu_unit_code_func,
6866 output_cpu_unit_reservation_p): Don't generate old-style function
6869 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6872 PR tree-optimization/20009
6873 * convert.c (convert_to_integer): Revert 2005-02-16 change.
6875 PR tree-optimization/18947
6876 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
6877 inline, remove all nodes that are inlined into the extern inline
6880 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6882 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
6883 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
6884 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
6885 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
6888 2005-02-17 Roger Sayle <roger@eyesopen.com>
6890 PR tree-optimization/19917
6891 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
6892 to be potentially trapping.
6894 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6896 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
6898 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
6900 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
6901 tem becomes a local variable which is set to the value of the
6902 back end defined INITIAL_FRAME_ADDRESS macro.
6903 (expand_builtin_frame_address): Omit the base parameter to
6904 expand_builtin_return_addr.
6905 (expand_builtin_profile_func): Likewise.
6906 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
6907 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
6908 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
6910 2005-02-17 Jakub Jelinek <jakub@redhat.com>
6912 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
6913 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
6914 * config/frv/frv.c (frv_function_epilogue): Likewise.
6916 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
6918 * lambda-code (perfect_nestify): Remove mark/unmark
6920 * tree-loop-linear.c (linear_transform_loops): Add
6921 rewrite_into_ssa call so that ssa is correct for
6922 rewriting into loop closed.
6924 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
6926 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
6927 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
6929 * bt-load.c (btr_def_live_range, combine_btr_defs,
6930 migrate_btr_def, migrate_btr_defs): Likewise.
6931 * cfgcleanup.c (thread_jump): Likewise.
6932 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
6933 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
6934 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
6935 df_rd_local_compute, df_reg_info_compute): Likewise.
6936 * dominance.c (init_dom_info, free_dom_info): Likewise.
6937 * flow.c (init_propagate_block_info,
6938 free_propagate_block_info): Likewise.
6939 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
6940 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
6941 modify_reg_pav): Likewise.
6942 * loop-invariant.c (find_defs, find_invariant_insn,
6943 find_invariants, free_inv_motion_data): Likewise.
6944 * predict.c (tree_predict_by_opcode,
6945 estimate_bb_frequencies): Likewise.
6946 * stmt.c (expand_case): Likewise.
6947 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
6948 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
6949 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
6950 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
6951 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
6952 rewrite_ssa_into_ssa): Likewise.
6953 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6954 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
6955 analyze_edges_for_bb, perform_edge_inserts): Likewise.
6956 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
6957 * tree-sra.c (tree_sra): Likewise.
6958 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
6959 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
6960 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
6961 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
6962 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
6963 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
6965 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
6966 calculate_live_on_entry, calculate_live_on_exit,
6967 build_tree_conflict_graph): Likewise.
6968 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
6969 record_important_candidates, set_use_iv_cost, find_depends,
6970 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
6971 tree_ssa_iv_optimize_finalize): Likewise.
6972 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
6973 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
6974 tree_duplicate_loop_to_header_edge): Likewise.
6975 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
6976 * tree-ssa.c (verify_flow_insensitive_alias_info,
6977 verify_name_tags, verify_ssa, init_tree_ssa,
6978 delete_tree_ssa): Likewise.
6979 * tree-ssanames.c (marked_ssa_names, init_ssanames,
6980 fini_ssanames): Likewise.
6981 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
6983 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
6985 * config/rs6000/t-rtems: Completely reworked.
6987 2005-02-17 Ira Rosen <irar@il.ibm.com>
6989 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
6991 2005-02-17 Ira Rosen <irar@il.ibm.com>
6993 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
6994 POINTER_TYPE_P when checking that type is a pointer.
6995 (vect_get_memtag): Remove.
6996 (vect_address_analysis): Use POINTER_TYPE_P. Call
6997 vect_object_analysis with dummy parameter for memtag.
6998 (vect_object_analysis): Extract memtag (functionality that
6999 used to be in vect_get_memtag and moved here). Fix printings.
7000 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
7001 with correct parameters. Remove call to vect_get_memtag.
7003 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
7005 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
7006 (tree-vectorizer.o): Added missing dependencies.
7008 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
7010 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
7011 declaration in tree-vectorizer.c, now has an extern declaration in
7013 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7014 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7015 get_vectype_for_scalar_type, vect_is_simple_use,
7016 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7017 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
7018 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
7019 vectorizable_store, vectorizable_operation, vectorizable_assignment,
7020 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
7021 find_loop_location): Likewise.
7023 * tree-vectorizer.c (langhooks.h): #include removed.
7024 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
7025 moved to tree-vectorized.h.
7026 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7027 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7028 get_vectype_for_scalar_type, vect_is_simple_use,
7029 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7030 vect_supportable_dr_alignment, new_loop_vec_info,
7031 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
7032 vect_set_verbosity_level, find_loop_location): Likewise.
7034 (vect_analyze_loop): Function externalized. Declaration moved to
7035 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
7036 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
7037 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
7038 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
7039 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
7040 vect_enhance_data_refs_alignment, vect_analyze_operations,
7041 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
7042 vect_stmt_relevant_p, vect_get_loop_niters,
7043 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
7044 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
7045 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
7046 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
7047 vect_get_memtag): Likewise.
7049 (vectorizable_load): Function externalized. Declaration moved to
7050 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
7051 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
7052 vect_transform_loop): Likewise.
7053 (vect_transform_stmt): Moved to tree-vect-transform.c.
7054 (vect_align_data_ref, vect_create_destination_var,
7055 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
7056 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
7057 vect_get_vec_def_for_operand, vect_init_vector,
7058 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
7059 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
7060 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
7061 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
7062 vect_do_peeling_for_loop_bound): Likewise.
7064 * tree-vect-analyze.c: New file.
7065 * tree-vect-transform.c: New file.
7067 2005-02-17 Jason Merrill <jason@redhat.com>
7069 PR mudflap/19319, c++/19317
7070 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
7073 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
7075 * doc/install.texi (Specific): Update link for Darwin-specific
7078 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
7080 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
7081 constant_boolean_node.
7083 2005-02-16 David Edelsohn <edelsohn@gnu.org>
7086 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
7087 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
7089 2005-02-16 Richard Henderson <rth@redhat.com>
7092 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
7094 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
7095 replace uses with Wtype_MAXp1_F.
7096 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
7097 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
7098 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
7099 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
7100 and HAVE_TFMODE as appropriate.
7101 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
7102 (__floatdisf): Likewise.
7103 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
7104 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
7105 (Wtype_MAXp1_F): New.
7106 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
7107 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
7109 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
7112 * arm.c (arm_apply_result_size): New function.
7113 * arm.h (APPLY_RESULT_SIZE): Define.
7114 * arm-protos.h (arm_apply_result_size): Add prototype.
7115 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
7116 (movxf): New expand.
7117 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
7118 (call_value_symbol): Remove predicate for operand 0.
7119 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
7120 (untyped_call): Rework to correclty return values for any type.
7121 (untyped_return): New expand.
7122 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
7124 2005-02-16 Stan Shebs <shebs@apple.com>
7126 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
7127 * config/rs6000/t-darwin8: New, for 64-bit multilib.
7129 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7131 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
7132 configure settings on Solaris 7 and later.
7134 2005-02-16 Diego Novillo <dnovillo@redhat.com>
7136 PR tree-optimization/19865
7137 * tree-optimize.c (init_tree_optimization_passes): Run
7138 pass_may_alias after pass_sra.
7140 2005-02-16 Richard Henderson <rth@redhat.com>
7141 Stuart Hastings <stuart@apple.com>
7144 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
7145 Do nothing if debug info suppressed for this function.
7146 (dbxout_begin_function): Early exit if debug info suppressed for
7149 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
7152 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
7154 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7156 PR tree-optimization/19967
7157 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
7158 expand_builtin_strchr, expand_builtin_strrchr): Take a new
7159 argument TYPE. Adjust calls to fold_builtin_XXX.
7160 (expand_builtin, fold_builtin_1): Adjust calls to
7162 (fold_builtin_strchr, fold_builtin_strpbrk,
7163 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
7164 result to a requested type TYPE.
7166 2005-02-16 Jakub Jelinek <jakub@redhat.com>
7169 * fold-const.c (fold): Don't optimize (T)(x & cst) to
7170 (T)x & (T)cst if (T)cst overflows.
7171 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
7172 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
7174 2005-02-15 Jeff Law <law@redhat.com>
7176 * gcse.c (blocks_with_calls): New bitmap.
7177 (alloc_gcse_mem): Allocate it.
7178 (free_gcse_mem): Free it.
7179 (clear_modifY_mem_tables): Clear it.
7180 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
7181 when we encounter CALL_INSNs.
7182 (compute_transp, case MEM): Handle blocks with calls separate
7183 from blocks without calls. Use bitmap iterators rather than
7186 2005-02-15 Peter O'Gorman <peter@pogma.com>
7189 * mklibgcc.in (vis_hide): Use a temporary object file, not
7192 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
7195 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
7196 access optimization.
7198 2005-02-15 David Edelsohn <edelsohn@gnu.org>
7199 Alan Modra <amodra@bigpond.net.au>
7202 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
7203 (_xlqsub): Rename to __gcc_qsub.
7204 (_xlqmul): Rename to __gcc_qmul.
7205 (_xlqdiv): Rename to __gcc_qdiv.
7206 Provide versioned symbol aliases with old names.
7207 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
7208 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
7209 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
7210 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
7211 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
7213 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7215 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
7216 Fold ~(A - 1) and ~(A + -1) to -A.
7218 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7222 * config/host-linux.c (linux_gt_pch_use_address): Copy from
7223 config/pa/pa-host.c:pa_gt_pch_use_address.
7225 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
7227 * tree-vn.c (get_value_handle): Make sure that given an
7228 is_gimple_min_invariant expression, we always return it.
7230 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7232 * passes.c (rest_of_handle_gcse): Fix a comment.
7234 2005-02-15 Jeff Law <law@redhat.com>
7236 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
7238 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
7239 (canon_list_insert, record_last_mem_set_info): Similarly.
7240 (clear_modify_mem_tables): Similarly.
7242 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7244 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
7245 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
7246 config/mips/mips.md, config/rs6000/aix.h,
7247 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
7249 2005-02-15 Richard Henderson <rth@redhat.com>
7251 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
7252 call to be best_edge.
7254 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7256 * basic-block.h: Adjust the prototype for find_basic_blocks.
7257 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
7258 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
7261 * flow.c (recompute_reg_usage): Remove all arguments.
7262 * passes.c (rest_of_compilation): Adjust the call to
7263 recompute_reg_usage.
7264 * rtl.h: Adjust the prototype for recompute_reg_usage.
7266 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
7268 * tree-dump.c (dump_files): Update to reflect new member
7270 (dump_register): Add new argument.
7272 (dump_switch_p_1): Check against glob name if doglob was passed.
7273 (dump_switch_p): Check against regular first, then glob if
7274 we didn't have any hits on the dump name.
7275 * tree-optimize.c (register_one_dump_file):
7276 Pass in glob name as well.
7277 * tree-pass.h (struct dump_file_info): Add glob
7280 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
7282 PR preprocessor/16323
7283 * doc/invoke.texi: Document that -Wendif-labels is on by default.
7285 2005-02-14 David Edelsohn <edelsohn@gnu.org>
7288 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
7289 (trunctfdf2_internal1): New.
7290 (trunctfdf2_internal2): Renamed from trunctfdf2.
7292 2005-02-14 Diego Novillo <dnovillo@redhat.com>
7294 PR tree-optimization/19853
7295 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
7297 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7299 * passes.c (rest_of_handle_loop_optimize): Remove calls to
7300 delete_dead_jumptables and cleanup_cfg.
7302 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
7304 * reload.c (find_reloads): Swap address_reloaded flags when
7305 swapping commutative operands.
7307 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
7309 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
7310 Use standard_iv_increment_position for computing the bsi position
7312 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
7315 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
7318 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
7319 life range of hard registers.
7320 * value-prof.c (insn_prefetch_values_to_profile): Only
7323 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
7324 profile in libcalls.
7326 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
7328 * bitmap.h (bitmap_and_compl_into): Return bool.
7329 * bitmap.c (bitmap_and_compl_into): Return changed flag.
7331 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7333 PR tree-optimization/19944
7334 * fold-const.c (fold): Re-add ABS_EXPR folding.
7336 2005-02-13 David Edelsohn <edelsohn@gnu.org>
7339 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
7340 {TARGET,MASK}_XL_COMPAT.
7341 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
7343 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
7344 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
7346 (rs6000_arg_partial_bytes): Same.
7347 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
7348 and XL compatibility enabled.
7349 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
7350 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
7351 test to final condition.
7352 (cmptf_internal2): New.
7353 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
7354 xl-compat. Add TFmode information to description.
7356 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
7358 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
7360 2005-02-13 Jason Merrill <jason@redhat.com>
7363 * fold-const.c (fold_indirect_ref_1): Split out from...
7364 (build_fold_indirect_ref): Here.
7365 (fold_indirect_ref): New fn.
7366 * tree.h: Declare it.
7367 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
7368 (gimplify_modify_expr_rhs): Likewise.
7369 (gimplify_expr): Likewise.
7371 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7373 PR tree-optimization/14303
7374 PR tree-optimization/15784
7375 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
7376 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
7377 ABS_EXPR<x> != 0 to x != 0.
7379 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
7381 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
7382 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
7383 spelling conventions.
7385 * passes.c (rest_of_handle_gcse): Don't run cse_main and
7386 delete_trivially_dead_insns too many times.
7388 * passes.c (rest_of_handle_gcse): Remove dead assignments to
7391 2005-02-12 Ira Rosen <irar@il.ibm.com>
7393 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
7394 (vect_is_simple_iv_evolution): Remove redundant parameter
7396 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
7397 without last parameter.
7398 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
7399 Return pointer step. Call vect_is_simple_iv_evolution without
7400 last parameter. Check only that the step is multiple of size
7401 type. Remove stmt_vinfo updates.
7402 (vect_get_memtag_and_dr): Remove.
7403 (vect_get_memtag): New function.
7404 (vect_address_analysis): New function.
7405 (vect_object_analysis): New function.
7406 (vect_analyze_data_refs): Call vect_object_analysis and
7407 vect_get_memtag. Update stmt_vinfo fields.
7409 2005-02-12 Ira Rosen <irar@il.ibm.com>
7411 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
7412 exist and are objects. Remove checks for pointer.
7413 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
7414 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
7415 (vect_create_data_ref_ptr): Likewise.
7416 (vect_base_addr_differ_p): New function.
7417 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
7418 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
7419 Don't set the DR_BASE_NAME field of data-ref.
7420 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
7422 2005-02-12 Uros Bizjak <uros@kss-loka.si>
7424 * optabs.h (enum optab_index): Add new OTI_ldexp.
7425 (ldexp_optab): Define corresponding macro.
7426 * optabs.c (init_optabs): Initialize ldexp_optab.
7427 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
7429 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
7431 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
7432 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
7434 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
7435 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
7438 2005-02-12 Ira Rosen <irar@il.ibm.com>
7440 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
7442 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
7444 (vect_get_base_and_offset): Always return an address.
7445 (vect_create_addr_base_for_vector_ref): Remove treatment for
7446 different data reference types.
7447 (vect_compute_data_ref_alignment): Rename base to base_address in
7448 stmt_vec_info. Get the object in order to force its alignment.
7449 (vect_get_memtag_and_dr): Rename base to base_address in
7450 stmt_vec_info. Extract the object for memtag analysis.
7452 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
7454 PR regression/19898.
7455 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
7456 changes cc_status, use apply modified_in_p to part of cc_status
7457 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
7460 2005-02-11 Richard Henderson <rth@redhat.com>
7462 * tree-complex.c (expand_complex_libcall): New.
7463 (expand_complex_multiplication): Use it for c99 compliance.
7464 (expand_complex_division): Likewise.
7465 * fold-const.c (fold_complex_add, fold_complex_mult): New.
7467 * builtins.c (built_in_names): Remove const.
7468 * tree.c (build_common_builtin_nodes): Build complex arithmetic
7470 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
7471 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
7472 (built_in_names): Remove const.
7473 * c-common.c (c_common_type_for_mode): Handle complex modes.
7474 * flags.h, toplev.c (flag_complex_method): Rename from
7475 flag_complex_divide_method.
7476 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
7477 __mulsc3, __muldc3, __mulxc3, __multc3): New.
7478 * libgcc2.h: Declare them.
7479 * libgcc-std.ver: Export them.
7480 * mklibgcc.in (lib2funcs): Build them.
7482 2005-02-11 Steven Bosscher <stevenb@suse.de>
7484 PR tree-optimization/19876
7485 Partially revert my change from 2005-01-14
7486 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
7487 (compute_antic): ...and remove the loop here.
7489 2005-02-11 Jakub Jelinek <jakub@redhat.com>
7492 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
7493 is number of inner's bits, avoid creating a BIT_FIELD_REF.
7495 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
7496 crtend.o if -pie. Use %{x:a;:b} spec syntax.
7498 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
7500 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
7501 offsets for the big-endian 32-bit case.
7503 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
7505 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
7507 2005-02-11 Dale Johannesen <dalej@apple.com>
7509 * cselib.c (cselib_process_insn): Clear out regs where
7510 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
7511 * reload.c (find_equiv_reg): Ditto.
7513 2005-02-11 Ian Lance Taylor <ian@airs.com>
7515 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
7518 * tree.c (build_function_type_list): Work correctly if there are
7521 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
7523 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
7524 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
7525 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
7526 TARGET_ZARCH instead of TARGET_64BIT.
7528 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
7530 * config/rs6000/t-rtems:
7531 (MULTILIB_OPTIONS): Remove mcpu=602.
7532 (MUTLILIB_DIRNAMES): Remove m602.
7533 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
7534 Let mcpu=602 match mcpu=603.
7535 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
7537 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7539 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
7542 2005-02-10 David Daney <ddaney@avtrex.com>
7544 * config/alpha/linux-unwind.h: Add exception clause to copyright.
7545 * config/i386/linux-unwind.h: Likewise.
7546 * config/ia64/linux-unwind.h: Likewise.
7547 * config/mips/linux-unwind.h: Likewise.
7548 * config/pa/linux-unwind.h: Likewise.
7549 * config/rs6000/linux-unwind.h: Likewise.
7550 * config/s390/linux-unwind.h: Likewise.
7551 * config/sh/linux-unwind.h: Likewise.
7552 * config/sparc/linux-unwind.h: Likewise.
7554 2005-02-10 Steven Bosscher <stevenb@suse.de>
7556 PR tree-optimization/17549
7557 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
7558 TER to replace a DEF with its expression if the DEF and the
7559 rhs of the expression we replace into have the same root
7562 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
7564 * config/mips/mips.md: Fix the placement of the match_scratch in the
7567 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
7569 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
7572 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
7574 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
7575 (strip_offset): Handle addresses.
7576 (add_address_candidates): Use strip_offset.
7577 (difference_cost): Reflect strip_offset change.
7578 (force_var_cost, difference_cost): Strip nops.
7580 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
7582 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
7584 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
7585 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
7586 config/cris/cris-protos.h, config/cris/cris.c: Update
7589 2005-02-10 Jeff Law <law@redhat.com>
7591 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
7592 (lookup_avail_expr): Similarly.
7594 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
7596 * builtins.c (fold_builtin_powi): New function.
7597 (fold_builtin_1): Call it.
7599 2005-02-10 Steven Bosscher <stevenb@suse.de>
7601 PR documentation/19309
7602 * doc/cpp.texi: The __GNUC__ and related predefined macros
7603 are also defined for the "standalone" cpp.
7604 Some non-GCC compilers may also define __GNUC__.
7606 2005-02-10 Jakub Jelinek <jakub@redhat.com>
7609 * c-typeck.c (common_type): New routine. Old common_type renamed
7611 (c_common_type): ...this.
7612 (build_conditional_expr, build_binary_op): Use c_common_type instead
7615 2005-02-10 Steven Bosscher <stevenb@suse.de>
7617 * doc/md.texi: Replace @samp{length} with @code{length}.
7619 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
7621 PR tree-optimization/18687
7622 * tree-flow.h (find_loop_niter): Declare.
7623 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
7624 Try using scev even for loops with more than one exit.
7625 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
7626 (struct ivopts_data): Added niters field.
7627 (struct nfe_cache_elt): New.
7628 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
7630 (tree_ssa_iv_optimize_init): Initialize niters cache.
7631 (determine_number_of_iterations): Removed.
7632 (find_induction_variables): Do not call determine_number_of_iterations.
7633 Access niters for single exit through niter_for_single_dom_exit.
7634 (add_iv_outer_candidates): Access niters for single exit through
7635 niter_for_single_dom_exit.
7636 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
7637 number_of_iterations_cond.
7638 (iv_period): New function.
7639 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
7640 (may_replace_final_value): Take data argument. Use
7641 niter_for_single_dom_exit.
7642 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
7643 (rewrite_use_compare): Pass data to may_eliminate_iv.
7644 (rewrite_use_outer): Pass data to may_replace_final_value.
7645 (free_loop_data): Clean up the niters cache.
7646 (tree_ssa_iv_optimize_finalize): Free the niters cache.
7647 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
7648 * tree-ssa-loop-niter.c (find_loop_niter): New function.
7649 (find_loop_niter_by_eval): Use tree_int_cst_lt.
7650 (num_ending_zeros): Moved to tree.c.
7651 * tree.h (num_ending_zeros): Declare.
7652 * tree.c (num_ending_zeros): Moved from tree.c.
7654 2005-02-09 Richard Henderson <rth@redhat.com>
7656 * builtins.c (DEF_BUILTIN): Add COND argument.
7657 * tree.h (DEF_BUILTIN): Likewise.
7658 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
7659 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
7661 (DEF_BUILTIN_STUB): New.
7662 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
7663 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
7664 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
7665 * c-common.c (DEF_BUILTIN): Add COND argument.
7666 * tree.c (local_define_builtin): New.
7667 (build_common_builtin_nodes): New.
7669 2005-02-09 Roger Sayle <roger@eyesopen.com>
7671 * fold-const.c (fold_strip_sign_ops): New function to simplify a
7672 floating point expression ignoring the sign of the result.
7673 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
7674 (fold) <MULT_EXPR>: Use it to simplify x*x.
7675 * tree.h (fold_strip_sign_ops): Prototype here.
7676 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
7677 argument. Use fold_strip_sign_ops to simplify the first argument.
7678 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
7679 first argument when the second argument is an even integer
7680 constant, but only with -funsafe_math_optimizations.
7681 (fold_builtin_1): Update call to fold_builtin_copysign.
7683 2005-02-09 Ian Lance Taylor <ian@airs.com>
7686 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
7687 just check whether EH_FILTER_FAILURE falls through.
7689 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
7691 * gcc/haifa-sched.c (schedule_block): Make queued sched group
7692 insns return to ready list in the next turn.
7694 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
7697 * builtins.def: New __builtin_powi[lf].
7698 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
7699 (expand_builtin_powi): New function.
7700 (expand_builtin): Dispatch to expand_builtin_powi.
7701 * libgcc2.h: Add prototypes for __builtin_powi[lf].
7702 * libgcc2.c: Add __builtin_powi[lf] implementation.
7703 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
7704 * optabs.h: Add powi_optab.
7705 * optabs.c (init_optabs): Initialize powi_optab.
7706 * doc/extend.texi: Document __builtin_powi[lf].
7708 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
7710 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
7713 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
7716 * fold-const.c (try_move_mult_to_index): Remove redundant
7717 type argument. Create ADDR_EXPR with correct type.
7718 (fold): Update callers of try_move_mult_to_index. Convert
7719 result to the appropriate type.
7721 2005-02-09 Roger Sayle <roger@eyesopen.com>
7724 * config/avr/avr.c (default_rtx_costs): Delete.
7725 (avr_operand_rtx_cost): New function.
7726 (avr_rtx_costs): Completely rewrite.
7728 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
7731 * config/cris/cris.c (in_code): New variable.
7732 (cris_output_addr_const): Now a static function, a wrapper for
7734 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
7735 case from old cris_output_addr_const.
7736 (cris_asm_output_label_ref): Similar for LABEL_REF.
7737 (cris_output_addr_const_extra): Similar for UNSPEC.
7738 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
7739 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
7740 * config/cris/cris-protos.h (cris_output_addr_const): Remove
7742 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
7743 (cris_asm_output_label_ref): Declare.
7745 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
7747 PR preprocessor/19801
7748 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
7749 filenames that changed when libcpp was moved to the toplevel.
7751 2005-02-07 Roger Sayle <roger@eyesopen.com>
7753 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7754 zero extensions of BImode operands. Call lowpart_subreg instead
7755 of gen_lowpart_common and gen_lowpart_SUBREG.
7757 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
7760 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
7761 * configure.ac: Set cc_for_cross_gnattools.
7762 * configure: Regenerate.
7764 2005-02-08 Alan Modra <amodra@bigpond.net.au>
7767 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
7769 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7772 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
7773 of nested functions.
7775 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
7777 * doc/extend.texi: Document deprecated extensions allowing
7778 static floating-point members to have initializers and allowing
7779 floating-point literals in integral constant expressions.
7781 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
7783 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
7784 config/darwin7.h, config/mips/mips.c,
7785 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
7788 * cse.c: Update comments.
7790 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
7793 * builtins.c (fold_builtin_sqrt): Transform
7794 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
7797 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
7798 Dorit Naishlos <dorit@il.ibm.com>
7800 * doc/invoke.texi (ftree-vectorizer-verbose): New.
7801 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
7802 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
7804 * tree.h (vect_set_verbosity_level): New extern function declaration
7806 * tree-vectorizer.h (verbosity_levels): New enum type.
7807 * tree-vectorizer.c (vect_debug_stats): Function removed.
7808 (vect_debug_details): Likewise.
7809 (vect_verbosity_level): Global variable was defined and initialized.
7810 (vect_dump): Global variable definition.
7811 (vect_print_dump_info): New function.
7812 (vect_set_dump_settings): New function.
7813 (vect_set_verbosity_level): New function.
7814 (vectorize_loops): Add call to vect_set_dump_settings.
7816 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
7817 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7818 (slpeel_tree_peel_loop_to_edge): Likewise.
7820 (vect_analyze_offset_expr): Call to vect_print_dump_info with
7821 appropriate verbosity level instead of call to vect_debug_details
7822 or vect_debug_stats.
7823 (vect_get_base_and_offset):
7824 (vect_create_addr_base_for_vector_ref):
7825 (get_vectype_for_scalar_type):
7826 (vect_create_data_ref_ptr):
7828 (vect_get_vec_def_for_operand):
7829 (vect_finish_stmt_generation):
7830 (vectorizable_assignment):
7831 (vectorizable_operation):
7832 (vectorizable_store):
7833 (vectorizable_load):
7834 (vect_transform_stmt):
7835 (vect_update_ivs_after_vectorizer):
7836 (vect_do_peeling_for_loop_bound):
7837 (vect_update_inits_of_drs):
7838 (vect_do_peeling_for_alignment):
7839 (vect_transform_loop):
7840 (vect_is_simple_use):
7841 (vect_analyze_operations):
7842 (vect_is_simple_iv_evolution):
7843 (vect_analyze_scalar_cycles):
7844 (vect_analyze_data_ref_dependence):
7845 (vect_analyze_data_ref_dependences):
7846 (vect_compute_data_ref_alignment):
7847 (vect_enhance_data_refs_alignment):
7848 (vect_analyze_data_refs_alignment):
7849 (vect_analyze_data_ref_access):
7850 (vect_analyze_data_ref_accesses):
7851 (vect_analyze_pointer_ref_access):
7852 (vect_get_memtag_and_dr):
7853 (vect_analyze_data_refs):
7854 (vect_mark_relevant):
7855 (vect_stmt_relevant_p):
7856 (vect_mark_stmts_to_be_vectorized):
7857 (vect_can_advance_ivs_p):
7858 (vect_get_loop_niters):
7859 (vect_analyze_loop_form):
7860 (vect_analyze_loop):
7861 (vectorize_loops): Likewise.
7863 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
7864 (vect_update_inits_of_drs):
7865 (vect_do_peeling_for_alignment):
7866 (vect_transform_loop):
7867 (vect_analyze_operations):
7868 (vect_analyze_scalar_cycles):
7869 (vect_analyze_data_ref_dependences):
7870 (vect_analyze_data_refs_alignment):
7871 (vect_analyze_data_ref_accesses):
7872 (vect_analyze_data_refs):
7873 (vect_mark_stmts_to_be_vectorized):
7874 (vect_get_loop_niters):
7875 (vect_analyze_loop_form):
7876 (vect_analyze_loop): Likewise.
7877 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
7879 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
7883 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7884 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7885 either -ffast-math or -funsafe-math-optimizations is in use.
7887 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7888 * config/mips/irix-csr.c: New file.
7889 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7890 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7891 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7894 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
7896 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
7897 redundant, incorrect definitions.
7899 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
7901 ("*tls_indirect_call"): New, reference hard regs directly.
7902 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
7904 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7906 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
7907 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
7909 2005-02-06 Roger Sayle <roger@eyesopen.com>
7911 PR rtl-optimization/19800
7912 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
7913 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
7916 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7918 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
7920 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
7923 * doc/invoke.texi: Correct documentation of -freorder-functions.
7925 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7928 * doc/invoke.texi: Don't mention gccbug.
7930 2005-02-06 Roger Sayle <roger@eyesopen.com>
7931 Andrew Pinski <pinskia@physics.uc.edu>
7932 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
7934 * simplify-rtx.c (simplify_relational_operation_1): Simplify
7935 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
7936 into just (zero_extract:SI FOO (const_int 1) BAR).
7938 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7940 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
7941 macro locally. Don't give last revision date. Use GCC version
7942 number from gcc-common.texi.
7943 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
7944 revision date. Use GCC version number from gcc-common.texi.
7945 Describe being a library as current state rather than as 3.x
7947 * doc/gcc.texi: Remove last update date.
7948 * doc/gccint.texi: Likewise. Update copyright dates.
7949 * doc/install.texi: Update copyright dates.
7951 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7954 * doc/invoke.texi: Mention for each option included in -Wall that
7955 it is included in -Wall.
7956 * doc/gcc.texi: Update copyright and last modification date.
7958 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7960 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
7961 unnecessary cast to original induction variable increments.
7963 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7965 PR tree-optimization/18219
7966 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
7967 in distributed form.
7969 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
7971 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
7972 Set bitpos and offset later in the function. Do nothing if the
7973 target is a register and if the bitfield lies completely outside
7975 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
7976 here. Return an uninitialised register if the source value is stored
7977 in a register and the bitfield lies completely outside that register.
7979 2005-02-06 Steven Bosscher <stevenb@suse.de>
7981 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
7984 2005-02-06 Marcin Dalecki <martin@dalecki.de>
7986 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
7988 2005-02-06 Geoffrey Keating <geoffk@apple.com>
7990 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
7991 * config/darwin8.h: New.
7992 * config/darwin7.h: Update comment.
7994 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7995 Dorit Naishlos <dorit@il.ibm.com>
7997 * tree-vectorizer.h (LOC): New type.
7998 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
7999 (loop_line_number): New field in struct _loop_vec_info.
8000 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
8002 * tree-vectorizer.c (input.h): Included.
8003 (find_loop_location): New function.
8004 (vect_debug_stats): Argument changed from loop to LOC. Computation of
8005 loop line number removed.
8006 (vect_debug_details): Likewise.
8007 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
8009 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
8010 call to vect_debug_details/stats changed from loop to loop_loc.
8011 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8012 (slpeel_tree_peel_loop_to_edge): Likewise.
8014 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
8015 changed from NULL to UNKNOWN_LOC.
8016 (vect_get_base_and_offset):
8017 (vect_create_addr_base_for_vector_ref):
8018 (get_vectype_for_scalar_type):
8019 (vect_create_data_ref_ptr):
8021 (vect_get_vec_def_for_operand):
8022 (vect_finish_stmt_generation):
8023 (vectorizable_assignment):
8024 (vectorizable_operation):
8025 (vectorizable_store):
8026 (vectorizable_load):
8027 (vect_transform_stmt):
8028 (vect_update_ivs_after_vectorizer):
8029 (vect_do_peeling_for_loop_bound):
8030 (vect_do_peeling_for_alignment):
8031 (vect_transform_loop):
8032 (vect_is_simple_use):
8033 (vect_analyze_operations):
8034 (vect_is_simple_iv_evolution):
8035 (vect_analyze_scalar_cycles):
8036 (vect_analyze_data_ref_dependences):
8037 (vect_compute_data_ref_alignment):
8038 (vect_enhance_data_refs_alignment):
8039 (vect_analyze_data_ref_access):
8040 (vect_analyze_data_ref_accesses):
8041 (vect_analyze_pointer_ref_access):
8042 (vect_get_memtag_and_dr):
8043 (vect_analyze_data_refs):
8044 (vect_mark_relevant):
8045 (vect_stmt_relevant_p):
8046 (vect_mark_stmts_to_be_vectorized):
8047 (vect_can_advance_ivs_p):
8048 (vect_get_loop_niters):
8049 (vect_analyze_loop):
8050 (vectorize_loops): Likewise.
8052 (vectorizable_load): Argument in call to vect_debug_details/stats
8053 changed from loop to LOOP_LOC (loop_vinfo).
8054 (vect_transform_loop):
8055 (vect_analyze_operations):
8056 (vect_analyze_scalar_cycles):
8057 (vect_analyze_data_ref_dependence):
8058 (vect_enhance_data_refs_alignment):
8059 (vect_analyze_data_ref_accesses):
8060 (vect_analyze_pointer_ref_access):
8061 (vect_analyze_data_refs):
8062 (vect_analyze_loop): Likewise.
8064 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
8065 changed from loop to loop_loc.
8067 (vect_enhance_data_refs_alignment): Removed unused variable loop.
8069 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8070 Dorit Naishlos <dorit@il.ibm.com>
8072 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
8074 (vect_analyze_data_ref_dependences): Likewise.
8076 (vect_is_simple_use): Argument changed from loop structure to
8077 loop_vect_info structure.
8078 (vect_can_advance_ivs_p): Likewise.
8079 (vect_create_index_for_vector_ref): Likewise.
8080 (vect_update_ivs_after_vectorizer): Likewise.
8081 (new_stmt_vec_info): Likewise.
8083 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
8084 changed from loop to loop_vinfo.
8085 (vect_create_data_ref_ptr): First argument in call to
8086 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
8087 (vectorizable_assignment): Second argument in call to vect_is_simple_use
8088 was changed from loop to loop_vinfo.
8089 (vectorizable_operation): Likewise.
8090 (vectorizable_store): Likewise.
8091 (vect_mark_stmts_to_be_vectorized): Likewise.
8092 (vect_do_peeling_for_loop_bound): First argument in call to
8093 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
8094 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
8095 was changed from loop to loop_vinfo.
8096 (vect_analyze_data_ref_dependences): Third argument in call to
8097 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
8099 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
8100 (vect_create_data_ref_ptr): Likewise.
8101 (vect_init_vector): Likewise.
8102 (vect_get_vec_def_for_operand): Likewise.
8103 (vectorizable_assignment): Likewise.
8104 (vectorizable_operation): Likewise.
8105 (vectorizable_store): Likewise.
8106 (vectorizable_load): Likewise.
8107 (vect_update_ivs_after_vectorizer): Likewise.
8108 (vect_is_simple_use): Likewise.
8109 (vect_analyze_data_ref_dependence): Likewise.
8110 (vect_analyze_pointer_ref_access): Likewise.
8111 (vect_can_advance_ivs_p): Likewise.
8113 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
8114 before _stmt_vec_info.
8115 (_stmt_vec_info): Loop field replaced by loop_vec_info.
8116 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
8117 (new_stmt_vec_info): Argument changed from loop structure to
8118 loop_vect_info structure
8120 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
8121 (vect_analyze_offset_expr): Avoid 80 columns overflow.
8122 (vect_create_addr_base_for_vector_ref): Likewise.
8123 (vect_analyze_pointer_ref_access): Likewise.
8125 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8128 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
8129 phi flag if the phi is abnormal.
8131 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8134 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
8135 information for the new statement.
8137 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8140 * gcc.c (main): Include the target in -v output.
8142 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
8144 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
8145 Do not drop the extend if we'd have to add a paradoxical subreg
8146 later. Include optabs.h and insn-codes.h.
8147 * Makefile.in (combine.o): Depend on $(OPTABS_H).
8149 2005-02-02 Roger Sayle <roger@eyesopen.com>
8152 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
8153 * fold-const.c (const_binop): Avoid constant folding floating
8154 point operations in modes that use composite representations.
8155 * simplify-rtx.c (simplify_binary_operation): Likewise.
8157 2005-02-02 Geoffrey Keating <geoffk@apple.com>
8159 * config/rs6000/altivec.md (altivec_dst): Make the first operand
8161 (altivec_dstt): Likewise.
8162 (altivec_dstst): Likewise.
8163 (altivec_dststt): Likewise.
8164 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
8167 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8169 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
8170 EXPR_LOCUS from orig_cond to the new cond_stmt.
8171 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
8174 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8176 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
8177 standard_iv_increment_position. Remove call to bsi_next
8178 (no need to bump the iterator anymore).
8179 (vect_create_index_for_vector_ref): Call
8180 standard_iv_increment_position. Remove second function argument.
8181 (vect_finish_stmt_generation): Remove call to bsi_next
8182 (no need to bump the iterator anymore).
8183 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
8184 to vect_create_index_for_vector_ref.
8186 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8188 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
8189 phis are used out of the loop.
8191 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8194 * c-decl.c (undef_nested_function): New variable.
8195 (pop_scope): Diagnose undefined nested functions.
8196 (finish_function): Don't attempt cgraph processing or genericizing
8197 if current top-level function contained an undefined nested
8198 function. Reset undef_nested_function at the end of a top-level
8201 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
8203 * tree.c (build_int_cst_type): Take sign of the value into account
8204 when deciding whether sign extend the value.
8206 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8209 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
8210 (cpp_options, cc1_options): Change %{std*&ansi} to
8211 %{std*&ansi&trigraphs}.
8213 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8215 * cse.c: Update comments.
8217 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
8219 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
8220 arguments go on the stack. Do not put complex doubles in odd/even
8223 2005-02-02 Steven Bosscher <stevenb@suse.de>
8225 * doc/invoke.texi: Update the options enabled at -O1, -O2,
8226 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
8227 -ftree-pre, and -fthread-jumps.
8229 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
8231 PR tree-optimization/19578
8232 * tree-flow.h (modified_noreturn_calls): Declare.
8233 (noreturn_call_p): Declare.
8234 * tree-flow-inline.h (noreturn_call_p): New function.
8235 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
8236 * tree-cfg.c (modified_noreturn_calls): New variable.
8237 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
8238 that contain a mid-block noreturn call.
8239 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
8241 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8243 * df.c (df_def_record_1, df_uses_record): Don't use
8245 * df.h (DF_FOR_REGALLOC): Remove.
8247 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8250 * c-typeck.c (really_start_incremental_init): Reset
8251 constructor_max_index for arrays of incomplete type.
8253 2005-02-02 Jeff Law <law@redhat.com>
8255 * gcse.c (struct reg_set): Store the block index where the register
8256 was set rather than the setting insn.
8257 (record_one_set, compute_transp): Corresponding changes.
8258 (pre_insert_copy_insn): Do not call replace_one_set.
8259 (replace_one_set): Remove.
8261 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8264 * doc/gcov.texi: Fix typo.
8266 2005-02-01 Richard Henderson <rth@redhat.com
8269 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
8270 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
8272 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
8273 * config/i386/i386-protos.h: Update.
8275 2005-02-01 Steven Bosscher <stevenb@suse.de>
8277 PR tree-optimization/19217
8278 * tree-cfg.c (verify_expr): Use the data field to see if TP was
8279 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
8280 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
8281 that it is walking a PHI node.
8283 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
8285 * doc/extend.texi (Nested Functions): Update.
8287 2005-02-01 Richard Henderson <rth@redhat.com>
8290 * optabs.c (expand_copysign_absneg): Export.
8291 * optabs.h (expand_copysign_absneg): Declare.
8292 * config/rs6000/rs6000.md (copysigntf3): New.
8294 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8296 PR tree-optimization/19633
8297 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
8298 * tree-ssa-alias.c (init_alias_info): Initialize.
8299 (merge_pointed_to_info): Set.
8300 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
8301 (dump_points_to_info_for): Show value of pt_null.
8302 (struct count_ptr_d): Declare.
8303 (find_ptr_dereference): Remove.
8304 (ptr_is_dereferenced_by): Remove.
8305 (count_ptr_derefs): New local function.
8306 (count_uses_and_derefs): New local function.
8307 (compute_points_to_and_addr_escape): Call it. If the number
8308 of dereferences is greater than zero, mark the pointer as
8309 dereferenced. If there are fewer dereferences than uses of
8310 the pointer, the pointer's value escapes.
8312 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8314 PR tree-optimization/19670
8315 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
8317 (verify_use): ... set it here, instead.
8319 2005-02-01 Janis Johnson <janis187@us.ibm.com>
8321 * doc/sourcebuild.texi (Test directives): Fix formatting.
8323 * doc/sourcebuild.texi (Test directives): Describe selector
8326 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8328 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
8329 specific 64-bit CPUs.
8331 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
8334 * arm.c (arm_eliminable_register): New function.
8335 (adjacent_mem_locations): Don't allow eliminable registers. Use
8336 HOST_WIDE_INT for address offsets.
8337 * arm-protos.h (arm_eliminable_register): Add prototype.
8339 2005-02-01 Steven Bosscher <stevenb@suse.de>
8341 PR optimization/15242
8342 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
8343 * basic-block.h (duplicate_computed_gotos): Add prototype.
8344 * bb-reorder.c (duplicate_computed_gotos): New function to
8345 duplicate sufficiently small blocks ending in a computed jump.
8346 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
8347 if not optimizing for size.
8348 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
8349 never do tail merging for blocks ending in a computed jump.
8350 * doc/invoke.texi: Document the max-goto-duplication-insns param.
8352 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
8354 Patch from Richard Sandiford <rsandifo@redhat.com>
8355 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
8356 from inheriting a subreg equivalence with a non-spill register.
8358 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
8360 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
8362 * config/frv/frv.c (movcc_fp_destination_operand): New.
8363 (gpr_or_memory_operand): Fix typo in comment.
8364 (gpr_or_memory_operand_with_scratch): New.
8365 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
8366 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
8367 movcc_fp_destination_operand.
8368 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
8369 Legitimize memory addresses using a scratch register.
8371 2005-01-31 Jeff Law <law@redhat.com>
8373 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
8374 bitmap a sparse bitmap instead of a simple bitmap.
8375 (mark_def_sites_initialize_block): Corresponding changes.
8376 (ssa_mark_def_sites_initialize_block): Likewise.
8377 (ssa_mark_phi_uses): Likewise.
8378 (mark_def_site, ssa_mark_def_sites): Likewise.
8379 (mark_def_site_blocks): Likewise.
8380 (rewrite_ssa_into_ssa): Likewise.
8382 * tree-ssa-dom.c (record_cond): Pass correct variable type
8383 for last argument to htab_find_slot_with_hash.
8385 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
8386 effects when optimizing 0 % X. Do not try to optimize X % 0.
8388 2005-01-31 James E. Wilson <wilson@specifixinc.com>
8390 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
8393 2005-02-01 Eric Christopher <echristo@redhat.com>
8395 * config/mips/mips.c (override_options): Warn if -mint64
8397 * doc/invoke.texi (MIPS Options): Document that -mint64 is
8400 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
8402 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
8404 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
8405 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
8406 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
8407 (cached_regno): Initialize to INVALID_REGNUM.
8408 (cse_reg_info_table_size,
8409 cse_reg_info_table_first_uninitialized,
8410 cse_reg_info_timestamp): New.
8411 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
8413 (init_cse_reg_info, get_cse_reg_info_1): New.
8414 (get_cse_reg_info): Cache the last look-up.
8415 (new_basic_block): Update the code to clear mappings from
8416 registers to cse_reg_info entries.
8417 (cse_main): Call init_cse_reg_info.
8419 * cse.c (get_cse_reg_info): Update a comment.
8421 2005-01-31 Steven Bosscher <stevenb@suse.de>
8424 * c-decl.c (start_decl): Do not warn about arrays of elements with
8425 an incomplete type here.
8426 (grokdeclarator): Do it here by making a pedwarn an error.
8427 * c-typeck.c (push_init_level): If there were previous errors with
8428 the constructor type, do not warn about braces for initializers.
8429 (process_init_element): Likewise for excess initializer elements.
8431 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
8433 * cse.c (delete_trivially_dead_insn): Don't iterate.
8435 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
8437 * config/rs6000/rs6000.md (copysignsf3): New expand.
8438 (copysigndf3): Likewise.
8440 2005-01-31 Steven Bosscher <stevenb@suse.de>
8442 * recog.c (constrain_operands): Only look for earlyclobber operand
8443 conflicts if an '&' constraint was seen.
8445 2005-01-31 Marc Espie <espie@openbsd.org>
8447 * config.gcc: Don't include embedded systems fragment, switches default
8448 debugging format to ELF.
8449 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
8450 longer pick it up there.
8452 2005-01-31 Dale Johannesen <dalej@apple.com>
8454 * doc/extend.texi (nested functions): Fix linkage description.
8455 Clarify that static is not allowed.
8457 2005-01-31 Dale Johannesen <dalej@apple.com>
8459 * config/rs6000/darwin.md (movsf_low_di): Make work.
8460 (movdf_low_di): Make work.
8462 2005-01-31 Dale Johannesen <dalej@apple.com>
8464 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
8465 Make work for 64 bit.
8467 2005-01-31 Roger Sayle <roger@eyesopen.com>
8468 Dale Johannesen <dalej@apple.com>
8471 * fold-const.c (fold_binary_op_with_conditional_arg):
8472 Make types match original operands, before STRIP_NOPS.
8474 2005-01-31 Alan Modra <amodra@bigpond.net.au>
8476 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
8477 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
8478 (struct gcc_sigcontext): Delete. Merge contents to..
8479 (struct gcc_ucontext): ..here.
8480 (get_sigcontext): Delete.
8481 (get_regs): New function, like get_sigcontext but return regs ptr.
8482 64-bit version finds regs from r1 to support vdso.
8483 (ppc_linux_aux_vector): New function.
8484 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
8487 2005-01-31 Ira Rosen <irar@il.ibm.com>
8489 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
8491 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
8492 redundant fold. Fix misalignment for MINUS_EXPR.
8493 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
8494 (vect_analyze_pointer_ref_access): Likewise.
8495 (vect_get_memtag_and_dr): Likewise.
8497 2005-01-31 Richard Henderson <rth@redhat.com>
8499 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
8500 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
8501 absnegdf2_i387, absnegxf2_i387): Likewise.
8503 2005-01-31 Richard Henderson <rth@redhat.com>
8506 * optabs.c (expand_copysign_absneg): New.
8507 (expand_copysign_bit): Split out from ...
8508 (expand_copysign): ... here. Use expand_copysign_absneg.
8510 2005-01-30 Roger Sayle <roger@eyesopen.com>
8513 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
8514 constant as the second operand and a register as the third.
8516 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
8519 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
8520 that dllimport'd functions do not use all call-clobbered registers
8523 2005-01-30 Richard Henderson <rth@redhat.com>
8526 * optabs.c (expand_absneg_bit): Split out from expand_unop and
8527 expand_abs_nojump and generalize. Use operand_subword and
8528 emit_no_conflict_block. Support large modes.
8529 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
8531 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
8532 negation to subtraction.
8533 (expand_copysign): Check that the format has signed zeros.
8534 Use operand_subword and emit_no_conflict_block. Support large modes.
8536 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
8538 Fix PR tree-optimization/19624
8540 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
8541 * tree-ssa-pre.c: Add cfgloop.h.
8543 (pre_stats): New member, constified.
8544 (inserted_exprs): New static variable.
8545 (NECESSARY): New macro.
8546 (create_expression_by_pieces): Fold the expression, and
8547 mark it as defaulting to not necessary. Also put in
8549 (fully_constant_expression): New function.
8550 (insert_into_preds_of_block): Modify to not insert phis when we
8551 are playing with induction variables.
8552 Push phis onto the inserted_exprs vector, and mark them as not
8553 necessary by default.
8554 (insert_aux): Call fully_constant_expression on eprime.
8555 If all edges produce the same value, mark it constant.
8556 (mark_operand_necessary): New function.
8557 (remove_dead_inserted_code): New function.
8558 (init_pre): Init loop optimizer to get loop info.
8559 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
8560 (execute_pre): Commit edge inserts, then remove dead code.
8562 2005-01-30 Richard Henderson <rth@redhat.com>
8564 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
8565 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
8567 2005-01-30 Richard Henderson <rth@redhat.com>
8570 * config/i386/i386.c (ix86_expand_copysign): New.
8571 (ix86_split_copysign_const): New.
8572 (ix86_split_copysign_var): Rename from ix86_split_copysign,
8573 rearrange op1/nmask operands.
8574 * config/i386/i386-protos.h: Update.
8575 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
8576 (copysigndf3): Likewise.
8577 (copysignsf3_const, copysigndf3_const): New.
8578 (copysignsf3_var): Rename from copysignsf3, split out splitter
8579 and fix split predicate for X constraint.
8580 (copysigndf3_var): Similarly.
8582 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
8584 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
8585 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
8586 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
8588 2005-01-29 Richard Henderson <rth@redhat.com>
8591 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
8592 of # and * in constraints.
8594 2005-01-29 Richard Henderson <rth@redhat.com>
8597 * expr.c (store_field): Don't strip sub-mode cast when the input
8598 data is even smaller.
8600 2005-01-29 Richard Henderson <rth@redhat.com>
8603 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
8606 2005-01-29 Richard Henderson <rth@redhat.com>
8608 * combine.c (make_field_assignment): Fix argument order
8611 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
8613 PR tree-optimization/15791
8614 * fold-const.c (extract_array_ref): New function.
8615 (fold): Fold comparisons between &a[i] and &a[j] or
8616 semantically equivalent trees.
8618 2005-01-29 Jeff Law <law@redhat.com>
8620 * gcse.c (insert_expr_in_table): Revamp handling of available
8621 and anticipatable occurrence lists to avoid unnecessary list
8623 (insert_set_in_table): Similarly.
8625 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
8627 * c-common.c (fix_string_type): Just use c_build_qualified_type to
8629 (c_build_qualified_type): Build qualified array types with
8630 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
8631 * c-decl.c (c_make_fname_decl): Build unqualified array type
8632 before qualified type.
8633 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
8634 type is qualified, not just if type itself is. Don't apply
8635 qualifiers to array type when declarator is processed. Apply
8636 qualifiers to field type whether or not it is an array type.
8637 Don't handle array types specially for applying qualifiers to
8639 * c-typeck.c (composite_type): Build unqualified element type and
8640 array type when forming composite of array types.
8641 (common_pointer_type, comptypes, comp_target_types,
8642 type_lists_compatible_p, build_indirect_ref, build_array_ref,
8643 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
8645 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
8646 (args2) in variables a1 and a2.
8648 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
8650 * cse.c (n_elements_made, max_elements_made): Remove.
8651 (insert): Don't touch n_elements_made.
8652 (cse_main): Don't touch n_elements_made or max_elements_made.
8654 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
8657 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
8658 configuration part of dp-bit.c to be lost.
8660 2005-01-28 Roger Sayle <roger@eyesopen.com>
8662 * expmed.c (expand_mult_highpart_optab): When attempting to use
8663 a non-widening multiplication in a wider mode, the operands need
8664 to be converted (zero or sign extended) to that mode.
8666 2005-01-28 Ian Lance Taylor <ian@airs.com>
8670 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
8671 through if both operands fall through.
8673 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
8675 * cse.c (fold_rtx) <PC>: Don't optimize.
8677 2005-01-28 Jeff Law <law@redhat.com>
8679 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
8680 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
8682 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
8684 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
8685 cse_reg_info_used_list_end): Remove.
8686 (cse_reg_info_list, cse_reg_info_list_free): New.
8687 (get_cse_reg_info): When allocating an instance of
8688 cse_reg_info, add it to the beginning of the cse_reg_info_list
8689 list. Remove code to maintain cse_reg_info_used_list.
8690 (new_basic_block): Reset the free list to the beginning of
8693 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
8695 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
8696 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
8697 (frv_expand_mdpackh_builtin): New function.
8698 (frv_expand_builtin): Use it to expand __MDPACKH.
8699 * doc/extend.texi (__MDPACKH): Update documentation.
8701 2005-01-28 Uros Bizjak <uros@kss-loka.si>
8703 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
8704 SSE_FLOAT_MODE_P for use_sse computation.
8706 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
8709 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
8711 2005-01-27 Richard Henderson <rth@redhat.com>
8713 * builtins.c (expand_builtin_copysign): New.
8714 (expand_builtin): Call it.
8715 * genopinit.c (optabs): Add copysign_optab.
8716 * optabs.c (init_optabs): Initialize it.
8717 (expand_copysign): New.
8718 * optabs.h (OTI_copysign, copysign_optab): New.
8719 (expand_copysign): Declare.
8721 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
8722 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
8724 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
8725 (ix86_expand_fp_absneg_operator): ... here.
8726 (ix86_split_copysign): New.
8727 * config/i386/i386-protos.h: Update.
8728 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
8729 (copysignsf3, copysigndf3): New.
8731 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
8732 (copysignsf3, ncopysignsf3): New.
8733 (copysigndf3, ncopysigndf3): New.
8734 (copysignxf3, ncopysignxf3): New.
8735 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
8737 2005-01-27 Arend Bayer <arend.bayer@web.de>
8738 Kazu Hirata <kazu@cs.umass.edu>
8740 * cse.c: (find_best_addr): Don't call copy_rtx before calling
8741 fold_rtx. Save cost recomputation if fold_rtx did nothing.
8742 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
8745 2005-01-27 Jeff Law <law@redhat.com>
8747 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
8748 definitions of SSA_NAMEs which are not being rewritten.
8749 (rewrite_ssa_into_ssa): Only initialize the current definition
8750 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
8751 If checking is enabled, assert that SSA_NAME_AUX is clear for all
8752 SSA_NAMEs before returning.
8754 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
8756 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
8757 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
8758 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
8759 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
8760 config/mips/iris6.h, config/sh/sh.c: Update copyright.
8762 2005-01-27 Steven Bosscher <stevenb@suse.de>
8765 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
8766 higher to -O2 and higher. Likewise for tree PRE.
8767 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
8770 2005-01-27 Ian Lance Taylor <ian@airs.com>
8773 * gimple-low.c (try_catch_may_fallthru): New static function.
8774 (block_may_fallthru): Handle TRY_CATCH_EXPR.
8775 * tree-inline.c (expand_call_inline): Don't warn about reaching
8776 the end of a non-void function being inlined if the function uses
8779 2005-01-27 Jakub Jelinek <jakub@redhat.com>
8781 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
8784 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
8785 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
8786 (implicitly_declare): Handle error_mark_node.
8788 2005-01-27 Richard Henderson <rth@redhat.com>
8791 * tree.h (struct tree_decl): Add debug_expr_is_from.
8792 (DECL_DEBUG_EXPR_IS_FROM): New.
8793 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
8794 * dwarf2out.c (dwarf2out_var_location): Update to match.
8795 * tree-outof-ssa.c (create_temp): Likewise.
8796 * var-tracking.c (track_expr_p): Likewise.
8797 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
8798 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
8799 * toplev.c (default_tree_printer): Likewise.
8801 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
8803 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
8804 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
8806 2005-01-27 Steven Bosscher <stevenb@suse.de>
8808 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
8809 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
8810 ASM_CLOBBERS): Add tree checks.
8812 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
8813 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
8814 * c-common.def (SWITCH_STMT): Update to match.
8815 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
8816 macros instead of SWITCH_EXPR ones.
8817 * c-dump.c (c_dump_tree): Likewise.
8818 * c-gimplify.c (gimplify_switch_stmt): Likewise.
8819 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
8821 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
8823 2005-01-27 Alan Modra <amodra@bigpond.net.au>
8825 * unwind-dw2.c (execute_stack_op): Add missing cases for
8826 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
8828 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
8830 * config.gcc (Obsolete configurations): Remove 'dummy', add
8831 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
8834 2005-01-26 Diego Novillo <dnovillo@redhat.com>
8836 PR tree-optimization/19633
8837 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
8839 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
8840 are no call-clobbered variables.
8841 * tree-outof-ssa.c (check_replaceable): Return false for calls
8844 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
8846 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
8847 even for variables with NULL DECL_INITIAL.
8849 2005-01-26 Stuart Hastings <stuart@apple.com>
8851 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
8853 2005-01-26 Richard Henderson <rth@redhat.com>
8856 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8858 * expr.c (store_field): Strip conversions to odd-bit-sized types
8859 if the destination field width matches.
8861 2005-01-26 Richard Henderson <rth@redhat.com>
8863 * c-decl.c, expmed.c, expr.c: Revert last change.
8865 2005-01-26 Richard Henderson <rth@redhat.com>
8868 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8870 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
8871 if we don't need the bits above those present in the current mode.
8872 * expr.c (store_field): Strip conversions to odd-bit-sized types
8873 if the destination field width matches.
8875 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8877 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8878 either -ffast-math or -funsafe-math-optimizations is in use.
8880 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
8884 * config/avr/avr.c (notice_update_cc): Only set condition code for
8885 ashrqi3 if shift count > 0.
8886 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
8887 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
8888 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
8889 count <= 0 as a no-op, and shift count >= width by copying zero
8890 or sign bit to all bits of the result.
8891 * config/avr/avr.md (all shifts): Add alternatives for zero shift
8892 count, with attribute "length" set to 0 and "cc" set to "none".
8894 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8896 * doc/invoke.texi: Document -mTLS.
8898 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
8899 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
8900 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
8901 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
8902 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
8903 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
8904 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
8905 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
8907 * configure.ac: Check for a TLS capable gas.
8909 * configure: Regenerate.
8911 2005-01-26 Richard Henderson <rth@redhat.com>
8914 * combine.c (make_field_assignment): Simplify store to zero_extract
8915 from a source with an overlapping mask.
8917 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8919 2004-11-11 Eric Christopher <echristo@redhat.com>
8921 * config/frv/frv.md: Add fr400_integer automaton. Don't
8922 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
8925 2005-01-26 Steven Bosscher <stevenb@suse.de>
8928 * cfgbuild.c (make_edges): Do not clear or set
8929 current_function_has_computed_jump.
8930 * function.h (struct function): Remove the has_computed_jump field.
8931 (current_function_has_computed_jump): Do not define.
8932 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
8933 in a computed jump. Ignore current_function_has_computed_jump.
8935 2005-01-26 Richard Henderson <rth@redhat.com>
8938 * expr.c (categorize_ctor_elements): New argument p_must_clear.
8939 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
8941 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
8942 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
8943 objects into static storage if they have more than one non-zero value.
8944 * tree.h (categorize_ctor_elements): Update decl.
8946 2005-01-26 Steven Bosscher <stevenb@suse.de>
8949 * tree.h (CALL_EXPR_TAILCALL): Add comment.
8950 * calls.c (check_sibcall_argument_overlap_1): Revert the change
8951 to this function from 2004-07-10.
8952 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
8953 the current function for tail call optimizations if the address
8954 of one of it its arguments is taken.
8956 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
8958 * cse.c (fold_rtx): Call equiv_constant only when necessary.
8960 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
8962 * function.c (expand_function_end): If current_function_calls_alloca,
8963 emit stack restore in a place that is reached when the function falls
8966 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
8968 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
8969 rule to avoid matching inappropriate suffix rule.
8971 2005-01-26 Jan Hubicka <jh@suse.cz>
8973 PR tree-optimization/19241
8974 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
8976 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8978 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
8979 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
8981 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
8982 <sim*>: Always use crt1.o, regardless of N in simN.
8983 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8984 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
8985 (CRT_CALL_STATIC_FUNCTION): Remove.
8986 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
8987 use crt1.o, regardless of N in simN.
8988 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8989 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
8990 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
8991 case isystem setting.
8992 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
8994 2005-01-25 Ian Lance Taylor <ian@airs.com>
8996 * gimple-low.c (block_may_fallthru): Correct handling of
8997 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
8999 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9001 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
9002 handlers to match indentation; nested under the mtune=* handler.
9003 Similar for mcpu= and march=.
9005 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
9007 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
9008 * config/mips/linux64.h (LIB_SPEC): Likewise.
9009 * config/mn10300/linux.h (LIB_SPEC): Likewise.
9010 * config/sh/linux.h (LIB_SPEC): Likewise.
9012 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
9014 * config/frv/frv.c (frv_legitimize_tls_address): New.
9015 (TARGET_HAVE_TLS): Define.
9016 (FRV_SYMBOL_REF_TLS_P): Define.
9017 (frv_override_options): Handle new register classes.
9018 (frv_legitimate_address_p): Reject tls addresses.
9019 (frv_legitimize_address): Handle TLS addresses.
9020 (gen_inlined_tls_plt): New.
9022 (frv_legitimize_tls_address): New.
9023 (unspec_got_name): Add TLS entries.
9024 (got12_operand): Add R_FRV_TLSMOFF12 case.
9025 (frv_emit_move): Fixup TLS addresses.
9026 (frv_emit_movsi): Legitimize TLS addresses.
9028 * config/frv/frv.h (MASK_BIG_TLS): New.
9029 (TARGET_BIG_TLS): New.
9030 (HAVE_AS_TLS): Define.
9031 (TARGET_SWITCHES): Add -mTLS and -mtls options.
9032 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
9033 (REG_CLASS_NAMES): Same.
9034 (REG_CLASS_CONTENTS): Same.
9035 (CONSTRAINT_LEN): New.
9036 (REG_CLASS_FROM_CONSTRAINT): New.
9037 (PREDICATE_CODES): Add symbolic_operand.
9039 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
9040 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
9041 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
9042 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
9043 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
9044 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
9045 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
9046 GR9_REG, GR14_REG, LRREG.
9047 (type): Add load_or_call attribute.
9048 ("load_or_call"): New reservation.
9049 ("call_gettlsoff"): New.
9050 ("tls_indirect_call"): New.
9051 ("tls_load_gottlsoff12"): New.
9052 ("tlsoff_hilo"): New.
9053 ("tls_tlsdesc_ldd"): New.
9054 ("tls_tlsoff_ld"): New.
9057 * config/frv/frv-protos.h (symbolic_operand): Protoize.
9059 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
9061 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
9062 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
9063 * config/frv/frv.c (TLS_BIAS): Define.
9064 (frv_output_dwarf_dtprel): New.
9066 2005-01-26 Jakub Jelinek <jakub@redhat.com>
9068 PR rtl-optimization/19579
9069 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
9070 both A and B, see if they don't clobber registers the other expr uses.
9072 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
9074 * real.c (do_add): Initialize signalling and canonical members.
9076 * real.c (real_from_integer): Zero out destination.
9078 2005-01-18 Jan Hubicka <jh@suse.cz>
9080 PR tree-optimize/19337
9081 * tree-inline.c (initialize_inlined_parameters): Copy
9082 saved_static_chain_decl only.
9084 2005-01-25 Richard Henderson <rth@redhat.com>
9088 * config/i386/i386.c (x86_inter_unit_moves): Zero.
9089 (ix86_preferred_reload_class): Rewrite fp-constant section, with
9090 80387 enabled, to return a proper subclass. Return the subset that
9091 overlaps with GENERAL_REGS for PLUS.
9092 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
9094 2005-01-25 Richard Henderson <rth@redhat.com>
9097 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
9099 2005-01-25 Roger Sayle <roger@eyesopen.com>
9101 * expmed.c (choose_multiplier): Change interface to return the
9102 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
9103 (expand_divmod): Update calls to choose_multiplier.
9105 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9108 * expmed.c (extract_bit_field): Use adjust_address instead of
9109 gen_lowpart when op0 is a MEM.
9111 2005-01-24 Steven Bosscher <stevenb@suse.de>
9113 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
9115 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
9117 * config/mips/irix-csr.c: New file.
9118 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
9119 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
9120 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
9123 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
9126 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
9127 sparc/elf.h, add sparc/sp-elf.h.
9128 (sparc-*-rtems*): Likewise.
9129 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
9130 tm-dwarf2.h, add sparc/sp-elf.h.
9131 (sparc86x-*-elf): Likewise.
9132 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
9133 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
9134 TARGET_OS_CPP_BUILTINS.
9135 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9136 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9138 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
9139 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
9140 (SWITCH_TAKES_ARG): Likewise.
9141 (LOCAL_LABEL_PREFIX): Likewise.
9142 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
9143 (TARGET_N_FORMAT_TYPES): Delete.
9144 (TARGET_FORMAT_TYPES): Likewise.
9145 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9146 * config/sparc/elf.h: Delete.
9147 * config/sparc/sp-elf.h: New file.
9149 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9151 * tree-flow-inline.h (phi_arg_from_edge): Remove.
9152 * tree-flow.h: Remove the corresponding prototype.
9153 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
9154 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
9156 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9159 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
9160 for AIX ABI or ELF -fPIC.
9161 (rs6000_emit_load_toc_table): Don't create toc_section here.
9162 (rs6000_xcoff_file_start): Nor here.
9164 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
9166 * sh.c (ra.h): Don't #include.
9167 (hard_regs_intersect_p): New function, resurrected from ra.c.
9169 * sh.c: Fix 1996 Copyright.
9171 2005-01-24 Richard Henderson <rth@redhat.com>
9172 Aldy Hernandez <aldyh@redhat.com>
9174 * regrename.c (note_sets): Handle subregs.
9176 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
9179 * genconditions.c (write_header, write_conditions): Elide file if
9182 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9184 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
9185 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
9188 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9190 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
9191 expand_builtin_printf, expand_builtin_fprintf,
9192 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
9193 checking against POINTER_TYPE.
9194 (validate_arglist): Handle POINTER_TYPE code by checking
9197 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
9199 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
9201 (for_each_rtx): Call for_each_rtx_1.
9202 * rtl.h (init_rtlanal): Declare.
9203 * toplev.c (backend_init): Call init_rtlanal.
9205 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9207 * flow.c (propagate_one_insn): Formatting.
9210 * flow.c (libcall_dead_p): Be more conservative if unsure.
9211 If there are any instructions between insn and call, see if they are
9212 all dead before saying the libcall is dead.
9214 2005-01-24 Uros Bizjak <uros@kss-loka.si>
9216 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
9217 operand constraint for operand 0.
9219 2005-01-23 Richard Henderson <rth@redhat.com>
9222 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
9223 edges leading to join block.
9225 2005-01-23 Roger Sayle <roger@eyesopen.com>
9227 * expmed.c (expand_mult_highpart): Make static. Change type of
9228 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
9229 (expand_divmod): Updates calls to expand_mult_highpart by using
9230 gen_int_mode to pass a CONST_INT rtx.
9231 * rtl.h (expand_mult_highpart): Remove prototype.
9233 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9235 * flow.c (regset_bytes, regset_size): Remove.
9237 * cfganal.c: Fix a reference to Harvey's paper.
9239 2005-01-23 Steven Bosscher <stevenb@suse.de>
9241 PR rtl-optimization/19464
9242 * tree-optimize.c (init_tree_optimization_passes): Add one more
9243 copyrename pass just before out-of-ssa.
9245 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
9248 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
9249 * ggc-none.c (ggc_free): Define.
9251 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9253 * cse.c (max_reg, max_insn_uid): Remove.
9254 (cse_main): Don't access max_reg or max_insn_uid.
9256 * c-common.c (explicit_flag_signed_bitfields,
9257 lang_statement_code_p, lang_expand_function_end): Remove.
9258 * c-common.h: Remove the corresponding declarations.
9259 * c-opts.c (c_common_handle_option): Remove all write access
9260 to explicit_flag_signed_bitfields.
9262 * cgraph.c (cgraph_varpool_n_nodes): Remove.
9263 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
9264 * cgraph.h: Remove the corresponding declaration.
9266 * gcse.c (null_pointer_info): Remove.
9268 2005-01-23 Roger Sayle <roger@eyesopen.com>
9269 Eric Botcazou <ebotcazou@libertysurf.fr>
9271 * combine.c (simplify_logical): Only simplify logical expressions
9272 of the form ior(and(x,y),z) by the inverse distributive law if the
9273 result is cheaper than the original.
9275 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9277 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
9278 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
9279 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
9280 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
9281 config/freebsd-spec.h, config/arm/arm.h,
9282 config/h8300/h8300.md, config/i386/i386.md,
9283 config/i386/predicates.md, config/i386/sse.md,
9284 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
9285 config/vax/vax.md: Fix comment typos. Follow spelling
9288 2005-01-23 Steven Bosscher <stevenb@suse.de>
9290 * gengtype.c (walk_type): Produce `not equal to' compares for loop
9291 tests, instead of `less than'.
9293 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
9295 * function.c (assign_parm_setup_block): When creating a new stack slot
9296 for a parameter, get its alignment from the parameter's DECL_ALIGN
9297 rather than the type's TYPE_ALIGN. Make sure that the parameter
9298 is at least word aligned.
9300 2005-01-22 Roger Sayle <roger@eyesopen.com>
9303 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
9305 2005-01-22 Richard Henderson <rth@redhat.com>
9308 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
9309 in both compare operands.
9310 (movdfcc_1_sse_max): Likewise.
9311 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
9312 (movdfcc_1_sse): Likewise.
9313 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
9314 scratch register as needed.
9316 2005-01-22 Richard Henderson <rth@redhat.com>
9318 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
9320 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
9322 2005-01-22 Richard Henderson <rth@redhat.com>
9324 * genopinit.c (optabs): Use smin/smax for floating point too.
9325 * doc/md.texi: Update to match. Clarify that floating point
9326 results are undefined for +0/-0 and NaN.
9327 * doc/rtl.texi: Likewise.
9328 * rtl.def (SMIN, SMAX): Likewise
9329 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
9331 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
9332 leading 's' to the name.
9333 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
9334 smaxxf3, sminxf3): Likewise.
9335 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
9338 2005-01-22 Paul Brook <paul@codesourcery.com>
9340 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
9342 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
9344 * config/s390/s390.c (struct processor_costs): New fields
9345 dlgr, dlr, dr, dsgfr, dsgr.
9346 (z900_cost, z990_cost): Values for new fields.
9347 (s390_rtx_costs): New cases MEM und COMPARE in switch
9348 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
9349 DIV, MOD, UDIV, UMOD.
9351 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9353 * config/s390/s390.md ("doloop_si64"): Reload input value directly
9354 into the register being decremented.
9355 ("doloop_si31", "doloop_di"): Likewise.
9356 ("*doloop_si_long"): Adapt pattern.
9358 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9360 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
9362 (CLASS_MAX_NREGS): Likewise.
9364 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
9366 * doc/tree-ssa.texi (Statement Operands): Add example for new
9367 must-def macro. Note deprecation of old operands interface.
9369 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
9371 PR tree-optimization/19484
9372 * tree-cfg.c (remove_fallthru_edge): New function.
9373 (cleanup_control_flow): Remove fallthru edges from calls that are
9374 now known not to return.
9376 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9378 Fix PR tree-optimization/19038
9379 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
9380 copies with loop variant ones.
9382 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
9384 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
9385 config/alpha/alpha-protos.h, config/alpha/alpha.h,
9386 config/alpha/alpha.md, config/alpha/predicates.md,
9387 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
9388 config/sparc/sol2.h: Update copyright.
9390 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
9391 first label to see if it is a nonlocal label.
9393 2005-01-22 David Edelsohn <edelsohn@gnu.org>
9394 Andrew Pinski <pinskia@physics.uc.edu>
9397 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
9398 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
9400 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9402 * config/rs6000/rtems.h: Update copyright.
9404 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9407 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
9408 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
9409 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
9411 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9414 * c-typeck.c (convert_arguments): Check for error_mark_node.
9416 2005-01-21 Ian Lance Taylor <ian@airs.com>
9418 PR tree-optimization/13000
9419 * tree-inline.c: Include "tree-flow.h".
9420 (expand_call_inline): If warn_return_type, warn if non-void inline
9421 function falls through.
9422 * tree-cfg.c (execute_warn_function_return): Don't warn about
9423 control reaching end if TREE_NO_WARNING is set. Set
9425 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
9427 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
9428 branch if we don't need one.
9429 * c-typeck.c: Include "tree-flow.h"
9430 (c_finish_bc_stmt): Don't add a goto if the current statement
9431 list doesn't fall through to the current point.
9433 2005-01-21 Roger Sayle <roger@eyesopen.com>
9435 PR rtl-optimization/576
9436 * real.c (real_arithmetic): Change return type from void to bool
9437 to return an indication that the result may be inexact.
9438 * real.h (real_arithmeric): Update prototype.
9439 * fold-const.c (const_binop): Don't constant fold floating
9440 point expressions when the user specifies -frounding-math and
9441 the result may depend upon the run-time rounding mode.
9442 (fold_convert_const_real_from_real): Clean-up.
9443 (fold_initializer): Ignore flag_rounding_math for initializers.
9444 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
9445 constant fold FP operations with flag_rounding_math if the
9446 result may depend upon the run-time rounding mode.
9448 2005-01-21 Tom Tromey <tromey@redhat.com>
9450 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
9452 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
9454 * tree-cfg.c: Fix comment typos.
9456 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
9458 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
9459 around the call to rest_of_handle_branch_target_load_optimize.
9461 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9463 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
9464 (sparc64-*-openbsd*): Likewise.
9465 (sparclite-*-elf*): Include tm-dwarf2.h.
9466 (sparc86x-*-elf*): Likewise.
9467 (sparc64-*-elf*): Likewise.
9468 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
9469 (DBX_DEBUGGING_INFO): Likewise.
9470 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
9471 (PREFERRED_DEBUGGING_TYPE): Likewise.
9472 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
9473 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
9474 (PREFERRED_DEBUGGING_TYPE): Likewise.
9475 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
9476 (PREFERRED_DEBUGGING_TYPE): Likewise.
9477 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
9479 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
9482 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
9484 2005-01-20 Paul Brook <paul@codesourcery.com>
9486 * doc/rtl.texi: Document value extension requirements for CONST_INT.
9488 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9490 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
9491 label is first in a sequence of labels.
9493 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
9495 2005-01-20 Janis Johnson <janis187@us.ibm.com>
9496 Giovanni Bajo <giovannibajo@gcc.gnu.org>
9498 * doc/sourcebuild.texi (Test Directives): New.
9500 2005-01-20 Roger Sayle <roger@eyesopen.com>
9502 * real.c (real_floor): Don't leave the result uninitialized when
9503 mode is VOIDMode, but return the unrounded intermediate value.
9504 (real_ceil): Likewise.
9506 2005-01-20 Paul Brook <paul@codesourcery.com>
9508 * config/arm/arm.md (insv): Use gen_int_mode.
9510 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
9512 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
9513 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9514 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9515 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9516 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9518 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9521 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
9522 fbreg, so we have to assume we can't.
9523 (loc_descriptor_from_tree_1): Ditto.
9524 (containing_function_has_frame_base): New function.
9525 (add_location_or_const_value_attribute): Use it.
9526 Also try to generate a frame_base from a single element location
9529 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9531 PR tree-optimization/15349
9532 * timevar.def (TV_TREE_MERGE_PHI): New.
9533 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
9535 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
9536 calls to tree_forwarder_block_p.
9537 (remove_forwarder_block_with_phi, merge_phi_nodes,
9538 gate_merge_phi, pass_merge_phi): New.
9539 * tree-optimize.c (init_tree_optimization_passes): Add
9541 * tree-pass.h: Add an extern for pass_merge_phi;
9543 2005-01-20 Richard Henderson <rth@redhat.com>
9546 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
9547 (_mm_castps_pd, _mm_castps_si128): New.
9548 (_mm_castsi128_ps, _mm_castsi128_pd): New.
9550 2005-01-20 Richard Henderson <rth@redhat.com>
9553 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
9554 __builtin_ia32_vec_init_v2si.
9555 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
9556 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
9557 (ix86_init_mmx_sse_builtins): Create it.
9558 (ix86_expand_builtin): Expand it.
9559 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
9560 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
9561 (vec_extractv2si_0, vec_extractv2si_1): New.
9563 2005-01-20 Richard Henderson <rth@redhat.com>
9566 * config/i386/i386.c (ix86_expand_push): New.
9567 * config/i386/mmx.md (push<MMXMODE>1): New.
9568 * config/i386/sse.md (push<SSEMODE>1): New.
9569 * config/i386/i386-protos.h: Update.
9571 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9573 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
9576 2005-01-20 Richard Henderson <rth@redhat.com>
9578 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
9579 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
9581 2005-01-19 Richard Henderson <rth@redhat.com>
9584 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
9585 to V4SFmode in SSE1 fallback load path.
9587 2005-01-19 Richard Henderson <rth@redhat.com>
9589 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
9590 in QImode expansion to ix86_expand_vector_set.
9591 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
9593 2005-01-19 Richard Henderson <rth@redhat.com>
9596 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
9597 subclass of the input class.
9598 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
9599 Always true for cross-SSE1 classes. Rationalize conditionals.
9600 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
9601 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
9602 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
9603 (movdi_2): Add MMX/SSE zeros.
9604 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
9605 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
9606 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
9607 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
9608 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
9609 (zero_extendsidi2_rex64_1): Remove.
9610 (MOV0 peephole): Check GENERAL_REG_P.
9612 2005-01-19 Richard Henderson <rth@redhat.com>
9615 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
9617 (ix86_expand_vector_extract): Likewise.
9619 2005-01-19 Richard Henderson <rth@redhat.com>
9622 * expr.c (emit_move_change_mode): New argument force; use
9623 simplify_gen_subreg if true.
9624 (emit_move_via_alt_mode): Merge into ...
9625 (emit_move_via_integer): ... here.
9626 (emit_move_ccmode): Use emit_move_change_mode directly.
9628 2005-01-19 Richard Henderson <rth@redhat.com>
9631 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
9632 (alpha_preferred_reload_class): Handle CONST_VECTOR.
9633 (alpha_emit_set_const_1): Add no_output parameter; don't emit
9635 (alpha_emit_set_const): Likewise. Make static.
9636 (alpha_emit_set_long_const): Make static.
9637 (alpha_extract_integer): Split out from alpha_expand_mov.
9638 (alpha_split_const_mov): Likewise.
9639 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
9640 (alpha_legitimate_constant_p): New.
9641 * config/alpha/alpha-protos.h: Update.
9642 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
9643 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
9644 * config/alpha/alpha.md (movsi): Add n alternative.
9645 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
9646 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
9647 (splitters for all of the above): Use alpha_split_const_mov.
9648 * config/alpha/predicates.md (non_add_const_operand): New.
9649 (non_zero_const_operand): New.
9650 (input_operand): Use alpha_legitimate_constant_p after reload.
9652 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
9654 PR tree-optimization/19038
9655 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
9656 (add_candidate): Add ivs with increment in latch only if
9657 allow_ip_end_pos_p is true.
9658 (determine_iv_cost): Use empty_block_p.
9660 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
9662 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
9663 (compute_dominance_frontiers): Ditto.
9665 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
9668 * config/sh/t-rtems: New.
9669 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
9671 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
9673 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
9674 the offset of the selected field.
9676 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
9678 * tree-cfg.c (remove_forwarder_block): Fix the check to
9679 prevent a nonlocal label from appearing in the middle of a
9682 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
9684 PR rtl-optimization/19462
9685 * reorg.c (find_end_label): Create return insn only if
9686 current_function_epilogue_delay_list is empty.
9688 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
9690 * doc/passes.texi: Remove paragraph mentioning new-ra.
9692 2005-01-19 Jakub Jelinek <jakub@redhat.com>
9694 PR rtl-optimization/15139
9695 * combine.c: Include params.h.
9696 (count_rtxs): New function.
9697 (record_value_for_reg): If replace_rtx would replace at least
9698 2 occurrences of REG in VALUE and TEM is really large, replace REG with
9699 (clobber (const_int 0)) instead of TEM.
9700 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
9701 * params.h (MAX_LAST_VALUE_RTL): New.
9702 * Makefile.in (combine.o): Depend on $(PARAMS_H).
9703 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
9706 * c-typeck.c (digest_init): Only call build_vector if all constructor
9707 elements are *_CST nodes.
9708 * gimplify.c (gimplify_init_constructor): Likewise.
9711 * c-typeck.c (digest_init): Only call build_vector if inside_init
9714 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
9716 * toplev.c (init_asm_output): Remove dead #ifdef.
9718 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
9720 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
9722 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9724 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
9725 accessing DECL_FUNCTION_CODE.
9726 * dojump.c (do_jump): Likewise.
9727 * gimplify.c (gimplify_call_expr): Likewise.
9728 * predict.c (expr_expected_value): Likewise.
9729 (strip_builtin_expect): Likewise.
9730 * tree-inline.c (estimate_num_insns_1): Likewise.
9731 * tree-ssa-loop-im.c (stmt_cost): Likewise
9732 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
9733 (tree_expr_nonnegative_p): Likewise.
9735 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9737 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
9738 variant of the load_pcrel_sym pattern.
9739 * config/sparc/sparc.md (P macro): Move to the top.
9740 (load_pcrel_sym): Macroize using P.
9741 (save_register_window): Likewise.
9743 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
9745 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
9748 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
9751 * c-typeck.c (build_asm_expr): Strip nops off
9752 input memory operands.
9754 2005-01-18 David Edelsohn <edelsohn@gnu.org>
9756 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
9757 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
9758 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
9759 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
9761 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
9764 * config/i386/i386.c (override_options): If the 80387 is disabled,
9765 then do not return FP values using FP registers.
9767 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
9769 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
9770 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
9771 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
9772 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
9773 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
9774 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
9775 output.h, postreload-gcse.c, postreload.c, recog.c,
9776 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
9777 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
9778 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
9779 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
9780 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
9781 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
9782 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
9783 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
9785 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
9786 config/alpha/alpha.c, config/arm/vfp.md,
9787 config/i386/emmintrin.h, config/i386/i386-modes.def,
9788 config/i386/i386-protos.h, config/i386/i386.h,
9789 config/i386/pmmintrin.h, config/i386/ppro.md,
9790 config/i386/predicates.md, config/i386/xmmintrin.h,
9791 config/i860/i860.c, config/ia64/ia64-modes.def,
9792 config/ia64/ia64-protos.h, config/ia64/ia64.h,
9793 config/ia64/ia64.md, config/ia64/itanium1.md,
9794 config/ia64/itanium2.md, config/ia64/predicates.md,
9795 config/iq2000/iq2000.h, config/mips/linux64.h,
9796 config/rs6000/aix41.h, config/rs6000/aix43.h,
9797 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
9798 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
9799 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
9800 config/sparc/linux64.h, config/sparc/litecoff.h,
9801 config/sparc/sp64-elf.h, config/sparc/sparc.c,
9802 config/sparc/sparc.h, config/sparc/sparc.md,
9803 config/sparc/sysv4-only.h: Update copyright.
9805 2005-01-18 Richard Henderson <rth@redhat.com>
9808 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
9810 2005-01-18 Marc Espie <espie@openbsd.org>
9811 * config/i386/openbsdelf.h: Typo.
9813 2005-01-18 Richard Henderson <rth@redhat.com>
9815 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
9816 special case for sse.
9817 * config/i386/predicates.md (sse_comparison_operator): Likewise.
9819 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
9821 * tree-inline.c (estimate_num_insns_1): Added cases for
9822 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
9824 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9826 PR rtl-optimization/19296
9827 * combine.c (simplify_comparison): Rewrite the condition under
9828 which a non-paradoxical SUBREG of a PLUS can be lifted when
9829 compared against a constant.
9831 2005-01-18 Andi Kleen <ak@muc.de>
9833 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
9834 * c.opt (-Wpointer-sign): Add.
9835 * doc/invoke.texi: (-Wpointer-sign): Add.
9837 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9839 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
9840 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
9841 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
9842 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
9843 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
9844 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
9845 for TARGET_MIX_SSE_I387.
9846 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
9847 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
9848 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
9849 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
9850 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
9851 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
9852 TARGET_MIX_SSE_I387.
9853 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
9856 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9859 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
9860 Add movaps alternative for xmm reg->reg move.
9862 2005-01-17 Jeff Law <law@redhat.com>
9864 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
9865 at the end of the main DOM loop rather than just before DOM exits.
9867 2005-01-17 Diego Novillo <dnovillo@redhat.com>
9869 PR tree-optimization/19121
9870 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
9871 adding aliases to a name tag, also add them to the pointer's
9873 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
9874 sensitive alias info at all. Only check that the two pointers
9875 have compatible pointed-to sets.
9876 * tree-ssa.c (verify_name_tags): Verify that the alias set of
9877 a pointer's type tag is a superset of the alias set of the
9880 2005-01-17 James E Wilson <wilson@specifixinc.com>
9883 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
9884 comment to document why.
9886 2005-01-17 Richard Henderson <rth@redhat.com>
9888 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
9889 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
9890 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
9891 sse2_vmsminv2df3_finite): New.
9892 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
9893 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
9894 Force op1 into register.
9896 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
9898 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
9899 bubblestrap from always rebuilding build directory.
9901 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
9903 * config/s390/s390.md ("*clc"): Remove incorrect '='.
9904 ("*cmpmem_short"): Likewise.
9906 2005-01-17 Steven Bosscher <stevenb@suse.de>
9908 * basic-block.h: Document BB_* flags.
9909 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
9910 use an sbitmap instead.
9911 * sched-rgn.c (compute_trg_info): Likewise.
9913 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
9915 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
9916 redundant target_cpu_default and extra_parts lines. Use the default
9918 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
9919 (SUBTARGET_EXTRA_SPECS): Delete.
9920 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
9921 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
9922 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
9923 and "n32" for -mabi=n32.
9925 2005-01-17 Ian Lance Taylor <ian@airs.com>
9928 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
9929 fold constant variables into initial values.
9931 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9933 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
9935 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
9936 through the statements backward.
9938 2005-01-17 Ian Lance Taylor <ian@airs.com>
9940 PR middle-end/13127:
9941 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
9942 a variable set to the return value of the inlined function.
9944 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
9946 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
9947 when modes are tieable.
9949 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
9951 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
9952 of pthread_create to find out if threads are enabled.
9953 * gthr-posix95.h (__gthread_active_p): Likewise.
9955 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9957 * common.opt (-fnew-ra): Remove.
9959 * toplev.h (flag_new_regalloc): Remove.
9960 * Makefile.in (ra*.*): Don't mention.
9961 * passes.c (rest_of_handle_new_regalloc): Remove.
9962 (rest_of_handle_combine, rest_of_compilation): Always consider
9963 flag_new_regalloc as false.
9964 * doc/invoke.texi: Don't document -fnew-ra.
9966 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9968 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
9969 last parameter to reg_scan.
9970 * loop.c (loop_optimize): Likewise.
9971 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
9972 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
9973 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
9974 rest_of_handle_gcse, rest_of_handle_loop_optimize,
9975 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
9976 * regclass.c (reg_scan): Likewise, for the declaration.
9977 * rtl.h (reg_scan): Likewise, for the prototype.
9979 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9981 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
9982 mark_dfs_back_edges.
9984 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
9986 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
9987 (compute_avail): Uses don't go in tmp_gen.
9989 2005-01-16 Steven Bosscher <stevenb@suse.de>
9991 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
9992 loop to look for a free slot in a page entry.
9994 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9997 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
9998 * toplev.c (compile_file): Call process_pending_assemble_output_defs
9999 just before targetm.asm_out.file_end.
10000 * tree.h (process_pending_assemble_output_defs): Declare.
10001 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
10003 (assemble_alias): Defer generation of assembly code for defines when
10004 TARGET_DEFERRED_OUTPUT_DEFS is true.
10005 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10006 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10007 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
10009 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10012 * pa.c (pa_scalar_mode_supported_p): New function.
10013 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10014 * pa.h (MIN_UNITS_PER_WORD): Add comment.
10016 * pa-protos.h (prefetch_operand): Delete.
10017 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
10018 * pa.c (prefetch_operand): Delete.
10019 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
10020 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
10021 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
10022 and prefetch_nocc_operand.
10023 * pa.md (prefetch): Rework to avoid reload problems handling short
10024 displacements when a cache control completer needs to be provided.
10025 (prefetch_32, prefetch_64): Delete.
10026 (prefetch_cc, prefetch_nocc): New patterns.
10028 2005-01-15 David Edelsohn <edelsohn@gnu.org>
10030 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
10032 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10035 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
10036 exceeds maximum alignment for global common data.
10037 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
10038 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
10040 2004-01-15 Roger Sayle <roger@eyesopen.com>
10042 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
10044 2004-01-15 Roger Sayle <roger@eyesopen.com>
10046 * harg-reg-set.h (reg_class_names): Prototype global array.
10047 * regclass.c (reg_class_names): Declare here and initialize to
10049 (dump_regclass): Remove local declaration of reg_class_names.
10050 (regclass): Likewise.
10051 * cfg.c (dump_flow_info): Likewise.
10052 * ra-debug.c (reg_class_names): Likewise.
10053 * regrename.c (reg_class_names): Likewise.
10054 * reload.c (reg_class_names): Likewise.
10055 * reload1.c (spill_failure): Likewise.
10056 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
10058 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
10060 * config/s390/s390.md ("reload_outti"): Remove predicate for
10061 output operand. Abort if operand is not a MEM.
10062 ("reload_outdi", "reload_outdf"): Likewise.
10064 2005-01-15 Marc Espie <espie@openbsd.org>
10066 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
10067 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
10068 * config/openbsd.h: Fix C++ includes for native configurations.
10069 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
10070 Add trampoline support.
10071 * config/i386/openbsdelf.h: New.
10073 2005-01-15 Marc Espie <espie@openbsd.org>
10075 * collect2.c (main): Explicitly parse -dynamic-linker option.
10077 2005-01-15 Jakub Jelinek <jakub@redhat.com>
10079 PR tree-optimization/19060
10080 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
10081 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
10082 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
10083 and handle extract_range_from_cond returning false.
10084 * fold-const.c (fold): Optimize comparisons with min/max even for
10085 width > HOST_BITS_PER_WIDE_INT.
10087 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
10089 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
10090 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
10091 Remove little endian multilib variants.
10092 Add mips32 multilib variant.
10094 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
10096 * explow.c (copy_all_reg, stabilize): Remove.
10097 * expr.h: Remove the corresponding prototypes.
10099 * rtlanal.c (regs_set_between_p): Remove.
10100 * rtl.h: Remove the corresponding prototype.
10102 2005-01-14 David Edelsohn <edelsohn@gnu.org>
10104 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
10105 to rs6000_nonimmediate_operand.
10106 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
10107 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
10108 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
10109 rs6000_nonimmediate_operand.
10110 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
10111 rs6000_nonimmediate_operand.
10113 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
10115 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
10117 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10119 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
10121 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
10122 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
10124 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
10125 (rs6k_nonimmediate_operand): New.
10126 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
10128 (legitimate_lo_sum_address_p): Same.
10129 (rs6000_legitimize_address): Same.
10130 (rs6000_legitimize_reload_address): Same.
10131 (rs6000_legitimate_address): Same.
10132 (spe_build_register_parallel): Pass DF and DC modes in a DI
10135 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
10136 to rs6k_nonimmediate_operand.
10138 * config/rs6000/spe.md ("*frob_df_di"): New.
10139 ("*frob_di_df"): New.
10140 ("*frob_di_df_2"): New.
10141 ("*mov_sidf_e500_subreg0"): New.
10142 ("*mov_sidf_e500_subreg4"): New.
10143 ("*movdf_e500_double"): Change predicate to
10144 rs6k_nonimmediate_operand.
10146 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10148 * postreload.c (move2add_note_store): Only call
10149 trunc_int_for_mode on scalar integers.
10151 2005-01-14 Steven Bosscher <stevenb@suse.de>
10153 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
10154 replace BB_VISITED uses.
10155 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
10156 (propagate_necessity): Check the bitmap instead of BB_VISITED.
10157 (tree_dce_done): Free visited_control_parents.
10158 (perform_tree_ssa_dce): Allocate and clear it.
10159 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
10160 (compute_antic): Iterate from here using a DFS. Use an sbitmap
10161 instead of BB_VISITED.
10163 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
10165 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
10166 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
10167 Remove unused prototypes.
10169 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10171 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
10172 64-bit register usage.
10173 (spe_func_has_64bit_regs_p): Add FIXME note.
10175 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10177 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
10178 flag_finite_math_only with flag_unsafe_math_optimizations.
10180 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
10182 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
10183 end-of-stack check.
10184 (__tpf_eh_return): Copy TPF private stack area from the module
10185 boundary stack frame. Add check for when module addresses are
10186 equal, but no stub address is found.
10188 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
10191 * arm.h (struct machine_function): Add call_via field.
10192 (thumb_call_via_label): Declare.
10193 * arm.c (thumb_call_via_label): New variable.
10194 (thumb_call_reg_needed): New variable.
10195 (arm_output_function_epilogue): For Thumb code, output any per-function
10196 call-indirect trampolines.
10197 (thumb_call_via_reg): New function.
10198 (arm_file_end): New function.
10199 (TARGET_ASM_FILE_END): Call arm_file_end.
10200 (aof_file_end): Likewise.
10201 * arm-protos.h (thumb_call_via_reg): Declare.
10202 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
10203 thumb_call_via_reg in normal case.
10205 2005-01-14 Jakub Jelinek <jakub@redhat.com>
10207 PR middle-end/19084
10208 PR rtl-optimization/19348
10209 * recog.c (peephole2_optimize): Do global life update if some peephole
10210 decides it doesn't need at least one of its inputs and that change
10211 influences liveness at the start of the basic block.
10213 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
10214 arguments instead of 1.
10216 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
10218 PR middle-end/18820
10219 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
10220 zero for nested functions needing a static chain or functions
10221 with a non-constant address.
10223 2005-01-13 Roger Sayle <roger@eyesopen.com>
10225 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
10226 (and (sign_extend X) C) into (zero_extend (and X C)).
10228 2005-01-13 David O'Brien <obrien@FreeBSD.org>
10230 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
10232 2005-01-13 Richard Henderson <rth@redhat.com>
10237 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
10238 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
10239 not just TARGET_SSE.
10240 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
10241 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
10242 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
10243 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
10244 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
10245 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
10246 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
10247 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
10248 (movdicc_c_rex64): Rename with '*'.
10249 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
10250 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
10251 (movsfcc_1_387): Rename from movsfcc_1.
10252 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
10253 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
10254 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
10255 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
10256 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
10257 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
10258 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
10259 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
10260 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
10261 sse_movdfcc_const0_4): Remove.
10262 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
10263 recognize min/max early. Update for changed sse cmove patterns.
10264 (ix86_split_sse_movcc): New.
10265 * config/i386/i386-protos.h: Update.
10267 2005-01-13 Steven Bosscher <stevenb@suse.de>
10269 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
10270 (fix_stmt_v_may_defs): Likewise.
10272 2005-01-13 Richard Henderson <rth@redhat.com>
10274 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
10275 for converting the mask.
10277 2005-01-13 David Edelsohn <edelsohn@gnu.org>
10279 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
10282 2005-01-13 Richard Henderson <rth@redhat.com>
10284 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
10285 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
10286 IX86_BUILTIN_MOVDQ2Q): Remove.
10287 (IX86_BUILTIN_VEC_EXT_V4SI): New.
10288 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
10289 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
10291 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
10292 (sse2_pextrw): Fix immediate constraint.
10293 (sse2_loadq, sse2_loadq_rex64): Remove.
10294 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
10295 Use __builtin_ia32_vec_ext_<size>.
10296 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
10298 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
10300 * function.c (assign_parm_setup_block): Look inside original
10301 entry_parm when inspecting PARALLEL.
10303 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10304 Joel Sherrill <joel@oarcorp.com>
10307 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
10308 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
10309 rtems_gxx_recursive_mutex_init.
10310 (__gthread_recursive_mutex_lock): New function.
10311 (__gthread_recursive_mutex_trylock): Likewise.
10312 (__gthread_recursive_mutex_unlock): Likewise.
10314 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10316 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
10318 2005-01-13 Jan Beulich <jbeulich@novell.com>
10320 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
10321 (ashrti3_internal): Indicate output is early clobber. Generate result
10322 into output rather than first input. Use move for low word of output
10323 if shift count is exactly 64.
10324 (lshrti3_internal): Likewise.
10326 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
10330 * reload1.c (delete_output_reload): Don't delete an output reload
10331 if the pseudo lives longer than a single basic block. Adjust and
10332 improve wording of comment.
10334 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
10337 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
10338 of TYPE_SIZE where we mean the number of bytes.
10340 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
10342 * function.c (assign_parm_setup_block): Relax condition on
10343 multi-register optimization.
10345 2005-01-12 Nick Clifton <nickc@redhat.com>
10347 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
10348 an "in_delay_slot" attribute of "no" to prevent them being used in
10349 delay slots. This is forbidden because they might generate
10352 2005-01-12 Alan Modra <amodra@bigpond.net.au>
10355 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
10356 with r->Y and Y->r.
10358 2005-01-12 Nick Clifton <nickc@redhat.com>
10360 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
10361 passed on to GAS) but do not define, as GAS no longer supports or
10362 needs the -m2000 option.
10364 2005-01-11 Roger Sayle <roger@eyesopen.com>
10366 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
10367 type as args of unprototyped builtins aren't automatically promoted.
10368 (fold_builtin_abs): Likewise.
10370 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10372 * Makefile.in: Set a `build-warn' variable.
10374 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10376 PR tree-optimization/17949
10377 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
10378 (find_interesting_uses_address): Use it.
10380 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
10382 * regrename.c (kill_value): Handle subreg's that won't simplify.
10384 2005-01-11 Richard Henderson <rth@redhat.com>
10387 * config/i386/i386.h (enum ix86_builtins): Move ...
10388 * config/i386/i386.c: ... here.
10389 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
10390 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
10391 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
10392 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
10393 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
10394 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
10395 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
10396 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
10397 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
10398 IX86_BUILTIN_LOADDDUP): Remove.
10399 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
10400 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
10401 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
10402 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
10403 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
10404 (ix86_init_builtins): Make static.
10405 (ix86_init_mmx_sse_builtins): Update for changed builtins.
10406 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
10407 if all the modes match. Otherwise, fake it.
10408 (get_element_number, ix86_expand_vec_init_builtin,
10409 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
10410 (ix86_expand_builtin): Make static. Update for changed builtins.
10411 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
10412 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
10413 (ix86_expand_vector_init_duplicate): New.
10414 (ix86_expand_vector_init_low_nonzero): New.
10415 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
10416 Split out from ix86_expand_vector_init; handle integer modes.
10417 (ix86_expand_vector_init): Use them.
10418 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
10419 * config/i386/i386-protos.h: Update.
10420 * config/i386/predicates.md (reg_or_0_operand): New.
10421 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
10422 (movv2sf_internal): Likewise. And a splitter to match them all.
10423 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
10424 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
10425 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
10426 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
10427 (mmx_pinsrw): Fix operand ordering.
10428 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
10429 rather than sse_loadss expander.
10430 (movv2df splitter): Similarly.
10431 (sse_loadss, sse_loadlss): Remove.
10432 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
10433 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
10434 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
10435 (sse3_movddup): Rename with '*'.
10436 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
10437 (sse2_loadsd): Remove.
10438 (vec_dupv2df_sse3): Rename from sse3_loadddup.
10439 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
10440 (sse2_pinsrw): Fix argument ordering.
10441 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
10442 (sse2_stored): Remove 'r' destination.
10443 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
10444 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
10445 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
10446 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
10447 vec_extractv16qi, vec_initv16qi): New.
10449 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
10450 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
10451 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
10453 (_mm_load_pd, _mm_store_pd): Use plain dereference.
10454 (_mm_load_si128, _mm_store_si128): Likewise.
10455 (_mm_load1_pd): Use _mm_set1_pd.
10456 (_mm_load_sd): Use _mm_set_sd.
10457 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
10458 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
10459 (_mm_set_epi64): Use _mm_set_epi64x.
10460 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
10461 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
10462 _mm_setr_epi8): Use _mm_set_foo form.
10463 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
10464 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
10465 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
10466 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
10467 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
10468 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
10469 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
10470 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
10471 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
10472 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
10473 (_mm_movedup_pd): Use _mm_shuffle_pd.
10474 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
10475 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
10476 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
10477 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
10478 Use _mm_setzero_ps.
10479 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
10480 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
10481 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
10482 (_mm_store_ps): Use raw dereference.
10483 (_mm_store1_ps): Use _mm_storeu_ps.
10484 (_mm_storer_ps): Use _mm_store_ps.
10485 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
10486 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
10488 2005-01-11 Stan Shebs <shebs@apple.com>
10490 * config/rs6000/rs6000.c (machopic_output_stub): Issue
10491 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
10493 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
10496 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
10497 Skip all DECLs except for FIELD_DECLs.
10499 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10501 * config/s390/s390.c (override_options): Return error if
10502 -mbackchain, -mpacked-stack and -mhard-float are used together.
10503 (s390_va_start): Remove the backchain && packed-stack special case.
10504 (s390_gimplify_va_arg): Likewise.
10505 * doc/invoke.texi: Remove the ABI incompatibility note.
10507 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10509 * config/s390/s390.c (struct s390_frame_layout): Remove
10511 (s390_frame_info, s390_emit_prologue): Replace occurrences of
10512 save_backchain_p with TARGET_BACKCHAIN.
10514 2005-01-11 Alan Modra <amodra@bigpond.net.au>
10517 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
10518 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
10519 * function.c (locate_and_pad_parm): Set new field.
10520 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
10521 Tweak where_pad test to include "none". Always set mem align for
10523 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
10524 not sufficient for type.
10525 (assign_parm_setup_block): If stack_parm is zero on entry, always
10526 make a new stack local. Block move old stack parm if necessary
10527 to new aligned stack local.
10528 (assign_parm_setup_stack): Use a block move to handle
10529 potentially misaligned entry_parm.
10530 (assign_parms_unsplit_complex): Specify required alignment when
10531 creating stack local.
10532 * calls.c (compute_argument_addresses): Override alignment of stack
10533 arg calculated from its type with the alignment given by
10534 FUNCTION_ARG_BOUNDARY.
10535 (store_one_arg): Likewise.
10537 2005-01-11 Jan Beulich <jbeulich@novell.com>
10539 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
10540 Change respective itanium_class attribute to ialu.
10541 (shladdp4_internal): New.
10542 * config/ia64/predicates.md (shladd_log2_operand): New.
10544 2005-01-11 Richard Henderson <rth@redhat.com>
10546 * expr.c (store_constructor): Use rtvec_alloc instead of
10547 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
10549 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
10551 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
10553 2005-01-11 Alan Modra <amodra@bigpond.net.au>
10555 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
10556 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
10557 (TARGET_RWRELOC): Define.
10558 (ia64_rwreloc_section_type_flags): Delete.
10559 (ia64_section_type_flags): New function.
10560 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
10561 (TARGET_RWRELOC): Define.
10563 2005-01-10 David Mosberger <davidm@hpl.hp.com>
10566 * config/ia64/ia64.c (process_set): For alloc insn, only call
10567 process_epilogue is !frame_pointer_needed.
10569 2005-01-10 Roger Sayle <roger@eyesopen.com>
10572 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
10573 unary operator and can't be treated as a binary/comparison operator.
10575 2005-01-10 Richard Henderson <rth@redhat.com>
10577 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
10578 (ix86_return_in_memory): Likewise.
10579 (function_arg_advance): Likewise. Mirror structure in function_arg
10580 for choosing register to advance.
10582 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
10584 * tree-vectorizer.c, tree.def: Fix comment typos.
10586 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
10588 * config/s390/s390.c (struct processor_costs): 4 new fields:
10589 ddbr, ddr, debr, der.
10590 (s390_rtx_costs): More precise handling of divide instructions.
10592 2005-01-10 David Edelsohn <edelsohn@gnu.org>
10594 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
10596 2005-01-10 Jan Beulich <jbeulich@novell.com>
10598 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
10599 names resulting from -ffunction-sections/-fdata-sections and linkonce
10601 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
10602 based on the section name. Rearrange the section name comparison logic
10603 slightly so that each section name is compared against at most once.
10605 2005-01-10 Ben Elliston <bje@au.ibm.com>
10607 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
10608 targets for which -fPIC reduces limitations on the GOT size.
10610 2005-01-09 Falk Hueffner <falk@debian.org>
10612 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
10615 2005-01-09 David Edelsohn <edelsohn@gnu.org>
10618 * collect2.c (main): Set aixrtl_flag for -brtl option.
10619 (resolve_lib_name): Search for .so file extension before .a
10620 if aixrtl_flag set.
10622 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
10624 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
10625 (vect_analyze_data_refs_alignment): Add dump prints.
10627 2005-01-09 Ira Rosen <irar@il.ibm.com>
10629 * tree-vectorizer.c (vect_analyze_offset_expr): Use
10630 expr_invariant_in_loop_p.
10631 Initialize outputs first thing in the function.
10632 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
10633 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
10634 (vect_analyze_pointer_ref_access): Check that the initial condition of
10635 the access function is loop invariant.
10637 2005-01-09 Richard Henderson <rth@redhat.com>
10639 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
10640 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
10641 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
10642 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
10643 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
10644 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
10645 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
10646 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
10647 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
10648 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
10649 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
10650 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
10651 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
10652 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
10653 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
10654 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
10655 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
10656 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
10657 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
10658 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
10659 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
10660 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
10661 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
10663 (mmx_clrdi, pavgusb): Remove.
10664 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
10665 with leading sse_ prefix.
10666 * config/i386/sse.md: Receive them.
10667 * config/i386/mmx.md: New file.
10668 (MMXMODE12, MMXMODE24, mmxvecsize): New.
10669 (subrv2sf3): Turn into expander for normal subtraction.
10670 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
10671 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
10672 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
10673 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
10674 commutative; use ix86_binary_operator_ok.
10675 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
10676 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
10677 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
10678 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
10679 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
10680 Macroize from existing patterns; use ix86_binary_operator_ok.
10681 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
10682 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
10683 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
10684 with vec_select+vec_concat.
10685 (mmx_pshufw, mmx_pshufw_1): Likewise.
10686 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
10687 (mmx_uavgv4hi3): Model correctly.
10688 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
10689 _mm_xor_si64): Remove casts.
10691 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
10693 PR tree-optimization/19224
10694 * tree-scalar-evolution.c (get_instantiated_value,
10695 set_instantiated_value): New functions.
10696 (instantiate_parameters_1): Cache the results.
10697 (instantiate_parameters, resolve_mixers): Initialize and free
10700 2005-01-08 David Edelsohn <edelsohn@gnu.org>
10702 * config/i386/i386.md (addhi_4): Correct reference in comment.
10705 2005-01-08 Richard Henderson <rth@redhat.com>
10707 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
10708 (_mm_cvtsi128_si64x): Likewise.
10709 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
10710 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
10711 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
10712 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
10713 * config/i386/i386-protos.h: Update.
10714 * config/i386/i386.c (print_operand): Add 'H'.
10715 (ix86_fixup_binary_operands): Split out from ...
10716 (ix86_expand_binary_operator): ... here.
10717 (ix86_fixup_binary_operands_no_copy): New.
10718 (ix86_expand_fp_absneg_operator): Handle vector mode results.
10719 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
10720 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
10721 (safe_vector_operand): Use CONST0_RTX.
10722 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
10723 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
10724 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
10725 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
10727 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
10728 (IX86_BUILTIN_CMPNGESS): New.
10729 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
10730 (attr type): Add sselog1.
10731 (attr unit, attr memory): Handle it.
10732 (movti, movti_internal, movti_rex64): Move near other integer moves.
10733 (movtf, movtf_internal): Move near other fp moves.
10734 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
10735 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
10736 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
10737 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
10738 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
10739 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
10740 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
10741 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
10742 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
10743 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
10744 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
10745 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
10746 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
10747 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
10748 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
10749 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
10750 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
10751 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
10752 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
10753 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
10754 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
10755 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
10756 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
10757 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
10758 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
10759 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
10760 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
10761 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
10762 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
10763 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
10764 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
10765 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
10766 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
10767 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
10768 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
10769 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
10770 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
10771 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
10772 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
10773 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
10774 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
10775 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
10776 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
10777 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
10779 (SSEPUSH, push<SSEPUSH>): Remove.
10780 (MMXPUSH, push<MMXPUSH>): Remove.
10781 (sse_movaps, sse_movaps_1, sse_movups): Remove.
10782 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
10783 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
10784 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
10785 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
10786 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
10787 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
10788 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
10789 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
10790 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
10791 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
10792 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
10793 (ppro_sse_log_V4SF): Handle sselog1.
10794 * config/i386/predicates.md (const_0_to_1_operand): New.
10795 (const_0_to_255_mul_8_operand): New.
10796 (const_1_to_31_operand): Rename from const_int_1_31_operand.
10797 (const_2_to_3_operand, const_4_to_7_operand): New.
10798 * config/i386/sse.md: New file.
10799 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
10800 (sse_movups): Rename from sse_movups_1.
10801 (sse_loadlss): Rename from sse_loadss_1.
10802 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
10804 (negv4sf2): Use ix86_expand_fp_absneg_operator.
10805 (absv4sf2, negv2df, absv2df): New.
10806 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
10807 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
10808 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
10809 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
10810 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
10811 (sse3_addsubv4sf3): Model correctly.
10812 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
10813 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
10814 (sse_movhlps): Model with vec_select+vec_concat.
10815 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
10816 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
10817 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
10818 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
10819 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
10820 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
10821 sse2_pshufhw_1): Likewise.
10822 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
10823 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
10824 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
10825 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
10826 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
10827 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
10828 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
10829 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
10830 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
10831 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
10832 sminv8hi3): Mark commutative
10833 operands. Use ix86_binary_operator_ok.
10834 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
10835 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
10836 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
10837 sse2_punpcklqdq): Allow operand2 in memory.
10838 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
10839 sse2_movsd): Add memory alternatives.
10840 (sse_storelps): Turn expander into an insn; split after reload.
10841 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
10842 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
10844 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
10846 * configure.ac (DWARF-2 debug_line): Use objdump.
10847 * configure: Regenerate.
10849 2005-01-08 Jeff Law <law@redhat.com>
10850 Diego Novillo <dnovillo@redhat.com>
10852 PR tree-optimization/18241
10853 * tree-nrv.c (tree_nrv): Ignore volatile return values.
10854 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
10855 statements with volatile operands.
10856 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
10857 operands after marking a statement with has_volatile_ops.
10859 2005-01-08 Roger Sayle <roger@eyesopen.com>
10861 * tree.c (int_fits_type_p): Always honor integer constant
10862 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
10864 2005-01-08 Roger Sayle <roger@eyesopen.com>
10866 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
10867 the latent bug in rtl_delete_block has been resolved.
10869 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10871 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
10872 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
10874 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10876 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
10877 library as @multilib_dir@/$(SHLIB_SONAME).
10879 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10881 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
10882 * configure: Regenerate.
10884 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10886 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
10889 2005-01-07 David Edelsohn <edelsohn@gnu.org>
10892 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
10893 Convert non-word aligned offset address using ld/std into
10896 2005-01-07 Richard Henderson <rth@redhat.com>
10898 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
10900 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
10902 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
10904 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10906 PR tree-optimization/19283
10907 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
10908 is not shorter than the original type.
10910 PR rtl-optimization/19012
10911 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
10913 PR rtl-optimization/18861
10914 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
10915 (FULL_STATE): Define.
10916 (mark_tablejump_edge): New function.
10917 (purge_dead_tablejump_edges): New function.
10918 (find_bb_boundaries): Use it.
10920 PR tree-optimization/18828
10921 * builtins.c (expand_builtin_next_arg): Remove argument and all
10922 the argument checking.
10923 (expand_builtin): Adjust caller.
10924 (expand_builtin_va_start): Likewise. Remove error for too many
10926 (fold_builtin_next_arg): Issue error for too many arguments.
10927 After checking arguments, replace them with magic arguments that
10928 prevent further checking of the args.
10930 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10932 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
10934 2005-01-06 Roger Sayle <roger@eyesopen.com>
10937 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
10938 and %{.S:...} (and their negative variants) to test whether the
10939 input file is assembler or pre-processed-assembler independent of
10940 the actual filename extension.
10942 2005-01-06 Roger Sayle <roger@eyesopen.com>
10944 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
10945 of sign or zero extended values.
10947 2005-01-06 Geoffrey Keating <geoffk@apple.com>
10949 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
10950 for IBM long double format correctly.
10952 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
10954 Fix PR tree-optimization/18792
10956 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
10957 to first_loop_depth, and use loop depth instead of loop number.
10958 (build_classic_dir_vector): Ditto.
10959 (compute_data_dependences_for_loop): Use depth, not loop number.
10960 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
10961 number. Pass in loops, instead of loop numbers.
10962 (gather_interchange_stats): Ditto.
10963 (linear_transform_loops): Ditto.
10965 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
10968 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
10969 biv_fits_mode_p, extension_within_bounds_p): New functions.
10970 (check_ext_dependent_givs): Use them.
10972 2005-01-06 Roger Sayle <roger@eyesopen.com>
10974 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
10975 more than one barrier, in which case we should delete them all.
10977 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
10979 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
10981 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
10983 Fix PR middle-end/19286
10985 * dwarf2out.c (gen_subprogram_die): If we've already tried to
10986 output this subprogram, simply ignore this attempt to do it again.
10987 (add_abstract_origin_attribute): Don't abort trying to add the abstract
10988 origin attribute if it's not possible.
10989 (gen_block_die): Don't ignore subblocks of "unused" blocks.
10990 (decls_for_scope): Ditto.
10991 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
10992 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
10994 2005-01-05 Richard Henderson <rth@redhat.com>
10997 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
10998 (bdesc_2arg): Use it.
10999 (ix86_expand_binop_builtin): Force operands into registers
11001 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
11002 ix86_expand_sse_compare, ix86_expand_sse_comi,
11003 ix86_expand_builtin): Likewise.
11005 2005-01-05 Richard Henderson <rth@redhat.com>
11007 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
11009 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
11010 (mulv4hi3): Set itanium_class mmmul.
11011 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
11012 (fpack): Rename from fpack_sfsf.
11014 2005-01-05 Richard Henderson <rth@redhat.com>
11017 * reload1.c (do_input_reload): Restrict the optimization deleteing
11018 a previous output reload to RELOAD_FOR_INPUT.
11020 2005-01-05 Steven Bosscher <stevenb@suse.de>
11022 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
11023 comment that we fall through after case.
11024 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
11025 (distribute_links): Likewise.
11026 * cse.c (cse_insn): Likewise.
11027 * cselib.c (cselib_invalidate_mem): Likewise.
11028 * df.c: Update comments at the top of the file.
11029 (read_modify_subreg_p): Update comments here too.
11030 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
11031 * flow.c (mark_set_1): Likewise.
11032 (mark_used_regs): Likewise.
11033 * gcse.c (mems_conflict_for_gcse_p): Likewise.
11034 (canon_list_insert): Likewise.
11035 (mark_set): Likewise.
11036 (try_replace_reg): Likewise.
11037 (store_killed_in_insn): Likewise.
11038 * loop.c (count_one_set): Likewise.
11039 (basic_induction_var): Likewise.
11040 * postreload-gcse.c (find_mem_conflicts): Likewise.
11041 * postreload.c (reload_combine_note_store): Likewise.
11042 (move2add_note_store): Likewise.
11043 * reload.c (find_equiv_reg): Likewise.
11044 (mark_referenced_resources): Likewise.
11045 * rtlanal.c (set_noop_p): Likewise.
11046 (note_stores): Likewise.
11047 (note_uses): Likewise.
11048 * sched-deps.c (sched_analyze_1): Likewise.
11049 * sched-rgn.c (check_live_1): Likewise.
11050 (update_live_1): Likewise.
11051 * config/i860/i860.c: Likewise.
11053 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
11055 (ZERO_EXTRACT): Mention that this one can be an lvalue.
11057 * doc/rtl.texi: Update documentation for bit-fields and SET.
11059 2005-01-05 Roger Sayle <roger@eyesopen.com>
11061 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
11063 2005-01-05 Jan Hubicka <jh@suse.cz>
11064 Richard Henderson <rth@redhat.com>
11067 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
11070 2005-01-05 Richard Henderson <rth@redhat.com>
11073 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
11074 (sse_shufps): Change operand 3 to const_int_operand.
11075 (sse2_storelps): Fix typo in template.
11076 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
11077 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
11078 (ix86_expand_builtin): Likewise.
11080 2005-01-05 Julian Brown <julian@codesourcery.com>
11082 * config/arm/arm.c (arm_return_in_memory): Treat complex types
11083 as aggregates for AAPCS ABIs.
11085 2005-01-05 Stan Shebs <shebs@apple.com>
11087 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
11088 Mach-O getters if ppc64.
11089 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
11091 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
11092 signed four-byte field for global code case.
11093 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
11095 2005-01-05 Roger Sayle <roger@eyesopen.com>
11097 PR middle-end/19100
11098 * c-common.c: Include real.h.
11099 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
11100 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
11101 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
11102 * Makefile.in (c-common.o): Update dependencies.
11104 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11106 * c-parse.in (asm_string): Add trailing semicolon.
11108 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11110 * c-parse.in (asm_string): New. Don't allow wide strings in
11112 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
11113 asm_string instead of STRING.
11115 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11117 * c-typeck.c (constructor_no_implicit): Remove.
11118 (set_designator, process_init_element): Don't check
11119 constructor_no_implicit.
11121 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
11122 Kaz Kojima <kkojima@gcc.gnu.org>
11125 * lcm.c (create_pre_exit): New.
11126 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
11127 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
11129 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11131 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
11132 -msoft-float in target_float_switch.
11133 * arm.c (arm_override_options): Fix processing of target_float_switch.
11135 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11137 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
11140 2004-01-05 Uros Bizjak <uros@kss-loka.si>
11142 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
11143 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
11145 2005-01-04 Roger Sayle <roger@eyesopen.com>
11147 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
11148 if deleting the then-block allows the test-block to fallthru to the
11151 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
11154 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
11155 after the full declaration if the are in two different TUs.
11157 2005-01-04 Richard Henderson <rth@redhat.com>
11160 * tree-sra.c (generate_one_element_init): Just
11161 call gimplify_and_add.
11162 (generate_element_init): Record the
11163 new referenced variables and mark them for renaming
11164 and split out to ...
11165 (generate_element_init_1): This.
11166 (scalarize_init): Don't call push_gimplify_context/
11167 pop_gimplify_context.
11169 2005-01-04 Geoffrey Keating <geoffk@apple.com>
11171 * toplev.c (get_src_pwd): Handle failure of getpwd().
11173 2005-01-04 Roger Sayle <roger@eyesopen.com>
11175 * fold-const.c (fold_single_bit_test): Delete unreachable handling
11177 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
11178 all the cases handled by it are inverted by invert_truthvalue.
11180 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11182 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
11183 (save_register_windowsi): Likewise.
11185 2005-01-04 Richard Henderson <rth@redhat.com>
11187 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
11189 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11191 PR middle-end/17767
11192 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
11193 any simplifications of vector mode comparison operators.
11194 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
11196 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
11197 Devang Patel <dpatel@apple.com>
11199 PR tree-optimization/18308
11200 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
11201 the operands before creating a new expression.
11202 * dojump.c (do_jump): Make drop_through_label available
11203 for all cases. Add expansion of COND_EXPR.
11205 2005-01-04 Ira Rosen <irar@il.ibm.com>
11207 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
11208 INTEGER_CST instead of TREE_CONSTANT.
11209 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
11210 instead of TREE_CONSTANT.
11211 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
11212 instead of TREE_CONSTANT.
11214 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11216 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
11218 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11221 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
11222 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
11224 2005-01-03 Richard Henderson <rth@redhat.com>
11226 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
11227 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
11228 fold_convert_const_real_from_real): Split out from ...
11229 (fold_convert_const): ... here.
11231 2005-01-03 Richard Henderson <rth@redhat.com>
11234 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
11235 (mov<MMXMODEI>_internal): Likewise.
11236 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
11237 Add V2SF case; use it for SSE1; don't use TI.
11238 (movdf_integer): Likewise.
11239 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
11241 2005-01-03 Ira Rosen <irar@il.ibm.com>
11243 * tree-vectorizer.c (vect_strip_conversions): New function.
11244 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
11245 check for binary class.
11247 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
11251 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
11253 * gimple-low.c (mark_blocks_with_used_vars): New function.
11254 (mark_blocks_with_used_subblocks): Ditto.
11255 (mark_used_blocks): Ditto.
11256 (pass_mark_used_blocks): New pass.
11257 * tree-inline.c: Include debug.h.
11258 (expand_call_inline): Call outlining_inline_function here.
11259 * tree-optimize.c (init_tree_optimization_passes): Add
11260 pass_mark_used_blocks.
11261 * tree-pass.h (pass_mark_used_blocks): New.
11262 * Makefile.in (tree-inline.o): Add debug.h dependency.
11264 2005-01-03 Geoffrey Keating <geoffk@apple.com>
11266 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
11267 VAR_DECLs to have weak_import attribute.
11269 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
11272 2004-01-03 Steven Bosscher <stevenb@suse.de>
11274 * passes.c (rest_of_compilation): Don't run regmove if only
11275 flag_expensive_optimizations, require flag_regmove instead.
11277 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11279 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
11281 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
11282 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11283 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
11284 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11286 2005-01-03 Richard Henderson <rth@redhat.com>
11288 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
11289 (ia64_const_ok_for_letter_p): New.
11290 (ia64_const_double_ok_for_letter_p): New.
11291 (ia64_extra_constraint): New.
11292 (ia64_expand_vecint_compare): New.
11293 (ia64_expand_vcondu_v2si): New.
11294 (ia64_expand_vecint_cmov): New.
11295 (ia64_expand_vecint_minmax): New.
11296 (ia64_print_operand): Add 'v'.
11297 (ia64_preferred_reload_class): New.
11298 (ia64_vector_mode_supported_p): New.
11299 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
11300 (PREFERRED_RELOAD_CLASS): Move to function.
11301 (CONST_OK_FOR_LETTER_P): Move to function.
11302 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
11303 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
11304 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
11305 (EXTRA_CONSTRAINT): Move to function.
11306 * config/ia64/ia64.md: Include vect.md.
11307 (itanium_class): Add mmalua.
11309 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
11311 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
11312 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
11314 (const_int_2bit_operand): New.
11315 (fr_reg_or_0_operand): New.
11316 * config/ia64/ia64-modes.def: Add vector modes.
11317 * config/ia64/ia64-protos.h: Update.
11318 * config/ia64/vect.md: New file.
11320 2005-01-03 Richard Henderson <rth@redhat.com>
11322 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
11324 2005-01-03 Uros Bizjak <uros@kss-loka.si>
11327 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
11329 (log1pdf2): Change mode of operands[0,1] to DFmode.
11331 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11333 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
11334 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
11335 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
11336 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
11337 SPARC_RELAXED_ORDERING.
11339 2005-01-03 Richard Henderson <rth@redhat.com>
11340 Uros Bizjak <uros@kss-loka.si>
11343 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
11344 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
11345 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
11347 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
11348 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
11349 const_pow2_1_to_128_operand): New predicates.
11351 2005-01-02 Greg McGary <greg@mcgary.org>
11353 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
11355 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
11356 object. [ptr_type]: Remove unused variable.
11357 Remember nearest addressable array-element or record-component
11358 when checking bitfield components. Tolerate empty BIND_EXPR.
11360 2005-01-01 Richard Henderson <rth@redhat.com>
11362 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
11363 that don't narrow the value. Fail for other conversions.
11365 2005-01-01 Richard Henderson <rth@redhat.com>
11368 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
11369 * c-lang.c (finish_file): Don't do it here.
11370 * objc/objc-act.c (objc_finish_file): Likewise.
11372 * cgraph.c (decl_assembler_name_equal): New.
11373 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
11374 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
11375 * cgraph.h (struct cgraph_varpool_node): Add next.
11376 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
11377 * varasm.c (assemble_alias): Mark the target as needed.
11379 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
11381 PR middle-end/19221
11382 * function.c (get_arg_pointer_save_area): Use entry_of_function
11383 instead of get_insns.
11385 2005-01-01 Roger Sayle <roger@eyesopen.com>
11386 Andrew Pinski <pinskia@physics.uc.edu>
11387 James E. Wilson <wilson@specifixinc.com>
11389 PR rtl-optimization/12092
11390 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
11393 2005-01-01 Roger Sayle <roger@eyesopen.com>
11394 Olivier Hainque <hainque@act-europe.fr>
11396 * tree.c (int_fits_type_p): A narrower type always fits in a
11397 wider one, except for negative values into unsigned types.
11399 2005-01-01 Roger Sayle <roger@eyesopen.com>
11401 * tree.c (int_fits_type_p): Compare the result of force_fit_type
11402 with the original constant rather than require TREE_OVERFLOW.
11404 2005-01-01 Steven Bosscher <stevenb@suse.de>
11406 PR middle-end/17544
11407 * c-decl.c (finish_function): If compiling C99, annotate the
11408 compiler generated return with the current file name and line 0.
11409 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
11410 the source line is greater than 0.
11411 (remove_bb): Likewise.