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/* Tree-dumping functionality for intermediate representation.
Copyright (C) 1999-2022 Free Software Foundation, Inc.
Written by Mark Mitchell <>
This file is part of GCC.
GCC is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation; either version 3, or (at your option) any later
GCC is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or
for more details.
You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING3. If not see
<>. */
#include "splay-tree.h"
#include "dumpfile.h"
typedef struct dump_info *dump_info_p;
/* Flags used with queue functions. */
#define DUMP_NONE 0
#define DUMP_BINFO 1
/* Information about a node to be dumped. */
typedef struct dump_node_info
/* The index for the node. */
unsigned int index;
/* Nonzero if the node is a binfo. */
unsigned int binfo_p : 1;
} *dump_node_info_p;
/* A dump_queue is a link in the queue of things to be dumped. */
typedef struct dump_queue
/* The queued tree node. */
splay_tree_node node;
/* The next node in the queue. */
struct dump_queue *next;
} *dump_queue_p;
/* A dump_info gives information about how we should perform the dump
and about the current state of the dump. */
struct dump_info
/* The stream on which to dump the information. */
FILE *stream;
/* The original node. */
const_tree node;
/* User flags. */
dump_flags_t flags;
/* The next unused node index. */
unsigned int index;
/* The next column. */
unsigned int column;
/* The first node in the queue of nodes to be written out. */
dump_queue_p queue;
/* The last node in the queue. */
dump_queue_p queue_end;
/* Free queue nodes. */
dump_queue_p free_list;
/* The tree nodes which we have already written out. The
keys are the addresses of the nodes; the values are the integer
indices we assigned them. */
splay_tree nodes;
/* Dump the CHILD and its children. */
#define dump_child(field, child) \
queue_and_dump_index (di, field, child, DUMP_NONE)
extern void dump_pointer (dump_info_p, const char *, void *);
extern void dump_int (dump_info_p, const char *, int);
extern void dump_string (dump_info_p, const char *);
extern void dump_string_field (dump_info_p, const char *, const char *);
extern void queue_and_dump_index (dump_info_p, const char *, const_tree, int);
extern void queue_and_dump_type (dump_info_p, const_tree);
extern int dump_flag (dump_info_p, dump_flags_t, const_tree);
#endif /* ! GCC_TREE_DUMP_H */