/* Structure for saving state for a nested function.
- Copyright (C) 1989, 92, 93, 94, 95, 96, 1997 Free Software Foundation, Inc.
+ Copyright (C) 1989, 92-97, 1998 Free Software Foundation, Inc.
This file is part of GNU CC.
Boston, MA 02111-1307, USA. */
-#ifndef NULL_TREE
-#define tree int *
+#if !defined(NULL_TREE) && !defined(tree)
+typedef union union_node *_function_tree;
+#define tree _function_tree
#endif
-#ifndef GET_CODE
-#define rtx int *
+#if !defined(NULL_RTX) && !defined(rtx)
+typedef struct rtx_def *_function_rtx;
+#define rtx _function_rtx
#endif
struct var_refs_queue
int has_nonlocal_label;
int has_nonlocal_goto;
int contains_functions;
+ int is_thunk;
rtx nonlocal_goto_handler_slot;
rtx nonlocal_goto_stack_level;
tree nonlocal_labels;
rtx tail_recursion_label;
rtx tail_recursion_reentry;
rtx internal_arg_pointer;
+ char *cannot_inline;
rtx arg_pointer_save_area;
tree rtl_expr_chain;
rtx last_parm_insn;
int function_call_count;
struct temp_slot *temp_slots;
int temp_slot_level;
+ int target_temp_slot_level;
+ int var_temp_slot_level;
+ int instrument_entry_exit;
/* This slot is initialized as 0 and is added to
during the nested function. */
struct var_refs_queue *fixup_var_refs_queue;
/* For exception handling information. */
struct eh_stack ehstack;
+ struct eh_stack catchstack;
struct eh_queue ehqueue;
rtx catch_clauses;
struct label_node *false_label_stack;
struct label_node *caught_return_label_stack;
tree protect_list;
- rtx dhc;
- rtx dcc;
+ rtx ehc;
/* For expr.c. */
+ rtx pending_chain;
int pending_stack_adjust;
int inhibit_defer_pop;
rtx saveregs_value;
rtx apply_args_value;
rtx forced_labels;
+ int check_memory_usage;
/* For emit-rtl.c. */
int reg_rtx_no;
struct pool_sym **const_rtx_sym_hash_table;
struct pool_constant *first_pool, *last_pool;
int pool_offset;
+ rtx const_double_chain;
};
/* The FUNCTION_DECL for an inline function currently being expanded. */
/* These variables hold pointers to functions to
save and restore machine-specific data,
in push_function_context and pop_function_context. */
-extern void (*save_machine_status) ();
-extern void (*restore_machine_status) ();
+extern void (*save_machine_status) PROTO((struct function *));
+extern void (*restore_machine_status) PROTO((struct function *));
-/* Save and restore varasm.c status for a nested function. */
-extern void save_varasm_status PROTO((struct function *));
+/* Save and restore status information for a nested function. */
+extern void save_tree_status PROTO((struct function *, tree));
+extern void restore_tree_status PROTO((struct function *, tree));
+extern void save_varasm_status PROTO((struct function *, tree));
extern void restore_varasm_status PROTO((struct function *));
+extern void save_eh_status PROTO((struct function *));
+extern void restore_eh_status PROTO((struct function *));
+extern void save_stmt_status PROTO((struct function *));
+extern void restore_stmt_status PROTO((struct function *));
+extern void save_expr_status PROTO((struct function *));
+extern void restore_expr_status PROTO((struct function *));
+extern void save_emit_status PROTO((struct function *));
+extern void restore_emit_status PROTO((struct function *));
+extern void save_storage_status PROTO((struct function *));
+extern void restore_storage_status PROTO((struct function *));
+
+extern rtx get_first_block_beg PROTO((void));
#ifdef rtx
#undef rtx