1 /*
2  *  Builder - builds a ZCode interpreter
3  *  Copyright (C) 2000 Andrew Hunter
4  *
5  *  This library is free software; you can redistribute it and/or
6  *  modify it under the terms of the GNU Lesser General Public
7  *  License as published by the Free Software Foundation; either
8  *  version 2.1 of the License, or (at your option) any later version.
9  *
10  *  This library is distributed in the hope that it will be useful,
11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13  *  Lesser General Public License for more details.
14  *
15  *  You should have received a copy of the GNU Lesser General Public
16  *  License along with this library; if not, write to the Free Software
17  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
18  */
19 
20 /*
21  * Representation of a ZCode operation
22  */
23 
24 #ifndef __OPERATION_H
25 #define __OPERATION_H
26 
27 enum optype
28 {
29   zop, unop, binop, varop, extop
30 };
31 
32 typedef struct
33 {
34   int isbranch;
35   int isstore;
36   int isstring;
37   int islong;
38   int canjump;
39   int reallyvar;
40 
41   int fixed_args;
42 } opflags;
43 
44 typedef struct
45 {
46   char*       name;
47   enum optype type;
48   int         value;
49   opflags     flags;
50   int         versions; /* Bitfield */
51   char*       code;
52   int         codeline;
53 } operation;
54 
55 typedef struct oplist
56 {
57   int         numops;
58   operation** op;
59 } oplist;
60 
61 #endif
62 
63 
64