| /* Tree-dumping functionality for intermediate representation. |
| Copyright (C) 1999, 2000 Free Software Foundation, Inc. |
| Written by Mark Mitchell <mark@codesourcery.com> |
| |
| This file is part of GNU CC. |
| |
| GNU CC 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 2, or (at your option) |
| any later version. |
| |
| GNU CC is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GNU CC; see the file COPYING. If not, write to |
| the Free Software Foundation, 59 Temple Place - Suite 330, |
| Boston, MA 02111-1307, USA. */ |
| |
| /* 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 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_int |
| PARAMS ((dump_info_p, const char *, int)); |
| extern void dump_string |
| PARAMS ((dump_info_p, const char *)); |
| extern void dump_stmt |
| PARAMS ((dump_info_p, tree)); |
| extern void dump_next_stmt |
| PARAMS ((dump_info_p, tree)); |
| extern void queue_and_dump_index |
| PARAMS ((dump_info_p, const char *, tree, int)); |
| extern void queue_and_dump_type |
| PARAMS ((dump_info_p, tree)); |