1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
|
/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program 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
* of the License, or (at your option) any later version.
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*
*/
#ifndef SCI_ENGINE_SCRIPT_H
#define SCI_ENGINE_SCRIPT_H
#include "common/str.h"
namespace Sci {
struct EngineState;
class ResourceManager;
#define SCI_SCRIPTS_NR 1000
enum ScriptObjectTypes {
SCI_OBJ_TERMINATOR,
SCI_OBJ_OBJECT,
SCI_OBJ_CODE,
SCI_OBJ_SYNONYMS,
SCI_OBJ_SAID,
SCI_OBJ_STRINGS,
SCI_OBJ_CLASS,
SCI_OBJ_EXPORTS,
SCI_OBJ_POINTERS,
SCI_OBJ_PRELOAD_TEXT, /* This is really just a flag. */
SCI_OBJ_LOCALVARS
};
// Opcode formats
enum opcode_format {
Script_Invalid = -1,
Script_None = 0,
Script_Byte,
Script_SByte,
Script_Word,
Script_SWord,
Script_Variable,
Script_SVariable,
Script_SRelative,
Script_Property,
Script_Global,
Script_Local,
Script_Temp,
Script_Param,
Script_Offset,
Script_End
};
enum sci_opcodes {
op_bnot = 0x00, // 000
op_add = 0x01, // 001
op_sub = 0x02, // 002
op_mul = 0x03, // 003
op_div = 0x04, // 004
op_mod = 0x05, // 005
op_shr = 0x06, // 006
op_shl = 0x07, // 007
op_xor = 0x08, // 008
op_and = 0x09, // 009
op_or = 0x0a, // 010
op_neg = 0x0b, // 011
op_not = 0x0c, // 012
op_eq_ = 0x0d, // 013
op_ne_ = 0x0e, // 014
op_gt_ = 0x0f, // 015
op_ge_ = 0x10, // 016
op_lt_ = 0x11, // 017
op_le_ = 0x12, // 018
op_ugt_ = 0x13, // 019
op_uge_ = 0x14, // 020
op_ult_ = 0x15, // 021
op_ule_ = 0x16, // 022
op_bt = 0x17, // 023
op_bnt = 0x18, // 024
op_jmp = 0x19, // 025
op_ldi = 0x1a, // 026
op_push = 0x1b, // 027
op_pushi = 0x1c, // 028
op_toss = 0x1d, // 029
op_dup = 0x1e, // 030
op_link = 0x1f, // 031
op_call = 0x20, // 032
op_callk = 0x21, // 033
op_callb = 0x22, // 034
op_calle = 0x23, // 035
op_ret = 0x24, // 036
op_send = 0x25, // 037
// dummy 0x26, // 038
// dummy 0x27, // 039
op_class = 0x28, // 040
// dummy 0x29, // 041
op_self = 0x2a, // 042
op_super = 0x2b, // 043
op_rest = 0x2c, // 044
op_lea = 0x2d, // 045
op_selfID = 0x2e, // 046
// dummy 0x2f // 047
op_pprev = 0x30, // 048
op_pToa = 0x31, // 049
op_aTop = 0x32, // 050
op_pTos = 0x33, // 051
op_sTop = 0x34, // 052
op_ipToa = 0x35, // 053
op_dpToa = 0x36, // 054
op_ipTos = 0x37, // 055
op_dpTos = 0x38, // 056
op_lofsa = 0x39, // 057
op_lofss = 0x3a, // 058
op_push0 = 0x3b, // 059
op_push1 = 0x3c, // 060
op_push2 = 0x3d, // 061
op_pushSelf = 0x3e, // 062
op_line = 0x3f, // 063
op_lag = 0x40, // 064
op_lal = 0x41, // 065
op_lat = 0x42, // 066
op_lap = 0x43, // 067
op_lsg = 0x44, // 068
op_lsl = 0x45, // 069
op_lst = 0x46, // 070
op_lsp = 0x47, // 071
op_lagi = 0x48, // 072
op_lali = 0x49, // 073
op_lati = 0x4a, // 074
op_lapi = 0x4b, // 075
op_lsgi = 0x4c, // 076
op_lsli = 0x4d, // 077
op_lsti = 0x4e, // 078
op_lspi = 0x4f, // 079
op_sag = 0x50, // 080
op_sal = 0x51, // 081
op_sat = 0x52, // 082
op_sap = 0x53, // 083
op_ssg = 0x54, // 084
op_ssl = 0x55, // 085
op_sst = 0x56, // 086
op_ssp = 0x57, // 087
op_sagi = 0x58, // 088
op_sali = 0x59, // 089
op_sati = 0x5a, // 090
op_sapi = 0x5b, // 091
op_ssgi = 0x5c, // 092
op_ssli = 0x5d, // 093
op_ssti = 0x5e, // 094
op_sspi = 0x5f, // 095
op_plusag = 0x60, // 096
op_plusal = 0x61, // 097
op_plusat = 0x62, // 098
op_plusap = 0x63, // 099
op_plussg = 0x64, // 100
op_plussl = 0x65, // 101
op_plusst = 0x66, // 102
op_plussp = 0x67, // 103
op_plusagi = 0x68, // 104
op_plusali = 0x69, // 105
op_plusati = 0x6a, // 106
op_plusapi = 0x6b, // 107
op_plussgi = 0x6c, // 108
op_plussli = 0x6d, // 109
op_plussti = 0x6e, // 110
op_plusspi = 0x6f, // 111
op_minusag = 0x70, // 112
op_minusal = 0x71, // 113
op_minusat = 0x72, // 114
op_minusap = 0x73, // 115
op_minussg = 0x74, // 116
op_minussl = 0x75, // 117
op_minusst = 0x76, // 118
op_minussp = 0x77, // 119
op_minusagi = 0x78, // 120
op_minusali = 0x79, // 121
op_minusati = 0x7a, // 122
op_minusapi = 0x7b, // 123
op_minussgi = 0x7c, // 124
op_minussli = 0x7d, // 125
op_minussti = 0x7e, // 126
op_minusspi = 0x7f // 127
};
extern opcode_format g_opcode_formats[128][4];
void script_adjust_opcode_formats(EngineState *s);
} // End of namespace Sci
#endif // SCI_ENGINE_SCRIPT_H
|
