quick and dirty pure lua webassembly interpreter
opcodes
+189
+189
constants.lua
+189
constants.lua
···
1
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opcodes = {
2
+
-- Control
3
+
OP_UNREACHABLE = 0x00
4
+
OP_NOP = 0x01
5
+
OP_BLOCK = 0x02
6
+
OP_LOOP = 0x03
7
+
OP_IF = 0x04
8
+
OP_ELSE = 0x05
9
+
OP_END = 0x0B
10
+
OP_BR = 0x0C
11
+
OP_BR_IF = 0x0D
12
+
OP_BR_TABLE = 0x0E
13
+
OP_RETURN = 0x0F
14
+
OP_CALL = 0x10
15
+
OP_CALL_INDIRECT = 0x11
16
+
-- Parametric
17
+
OP_DROP = 0x1A
18
+
OP_SELECT = 0x1B
19
+
-- Variable
20
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OP_LOCAL_GET = 0x20
21
+
OP_LOCAL_SET = 0x21
22
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OP_LOCAL_TEE = 0x22
23
+
OP_GLOBAL_GET = 0x23
24
+
OP_GLOBAL_SET = 0x24
25
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-- Memory
26
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OP_I32_LOAD = 0x28
27
+
OP_I64_LOAD = 0x29
28
+
OP_F32_LOAD = 0x2A
29
+
OP_F64_LOAD = 0x2B
30
+
OP_I32_LOAD8_S = 0x2C
31
+
OP_I32_LOAD8_U = 0x2D
32
+
OP_I32_LOAD16_S = 0x2E
33
+
OP_I32_LOAD16_U = 0x2F
34
+
OP_I64_LOAD8_S = 0x30
35
+
OP_I64_LOAD8_U = 0x31
36
+
OP_I64_LOAD16_S = 0x32
37
+
OP_I64_LOAD16_U = 0x33
38
+
OP_I64_LOAD32_S = 0x34
39
+
OP_I64_LOAD32_U = 0x35
40
+
OP_I32_STORE = 0x36
41
+
OP_I64_STORE = 0x37
42
+
OP_F32_STORE = 0x38
43
+
OP_F64_STORE = 0x39
44
+
OP_I32_STORE8 = 0x3A
45
+
OP_I32_STORE16 = 0x3B
46
+
OP_I64_STORE8 = 0x3C
47
+
OP_I64_STORE16 = 0x3D
48
+
OP_I64_STORE32 = 0x3E
49
+
OP_MEMORY_SIZE = 0x3F
50
+
OP_MEMORY_GROW = 0x40
51
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-- Numeric Constants
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OP_I32_CONST = 0x41
53
+
OP_I64_CONST = 0x42
54
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OP_F32_CONST = 0x43
55
+
OP_F64_CONST = 0x44
56
+
-- Numeric Operations
57
+
--- i32 comparisons
58
+
OP_I32_EQZ = 0x45
59
+
OP_I32_EQ = 0x46
60
+
OP_I32_NE = 0x47
61
+
OP_I32_LT_S = 0x48
62
+
OP_I32_LT_U = 0x49
63
+
OP_I32_GT_S = 0x50
64
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OP_I32_GT_U = 0x51
65
+
OP_I32_LE_S = 0x52
66
+
OP_I32_LE_U = 0x53
67
+
OP_I32_GE_S = 0x54
68
+
OP_I32_GE_U = 0x55
69
+
--- i64 comparisons
70
+
OP_I64_EQZ = 0x50
71
+
OP_I64_EQ = 0x51
72
+
OP_I64_NE = 0x52
73
+
OP_I64_LT_S = 0x53
74
+
OP_I64_LT_U = 0x54
75
+
OP_I64_GT_S = 0x55
76
+
OP_I64_GT_U = 0x56
77
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OP_I64_LE_S = 0x57
78
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OP_I64_LE_U = 0x58
79
+
OP_I64_GE_S = 0x59
80
+
OP_I64_GE_U = 0x5A
81
+
--- f32 comparisons
82
+
OP_F32_EQ = 0x5B
83
+
OP_F32_NE = 0x5C
84
+
OP_F32_LT = 0x5D
85
+
OP_F32_GT = 0x5E
86
+
OP_F32_LE = 0x5F
87
+
OP_F32_GE = 0x60
88
+
--- f64 comparisons
89
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OP_F64_EQ = 0x61
90
+
OP_F64_NE = 0x62
91
+
OP_F64_LT = 0x63
92
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OP_F64_GT = 0x64
93
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OP_F64_LE = 0x65
94
+
OP_F64_GE = 0x66
95
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--- i32 operations
96
+
OP_I32_CLZ = 0x67
97
+
OP_I32_CTZ = 0x68
98
+
OP_I32_POPCNT = 0x69
99
+
OP_I32_ADD = 0x6A
100
+
OP_I32_SUB = 0x6B
101
+
OP_I32_MUL = 0x6C
102
+
OP_I32_DIV_S = 0x6D
103
+
OP_I32_DIV_U = 0x6E
104
+
OP_I32_REM_S = 0x6F
105
+
OP_I32_REM_U = 0x70
106
+
OP_I32_AND = 0x71
107
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OP_I32_OR = 0x72
108
+
OP_I32_XOR = 0x73
109
+
OP_I32_SHL = 0x74
110
+
OP_I32_SHR_S = 0x75
111
+
OP_I32_SHR_U = 0x76
112
+
OP_I32_ROTL = 0x77
113
+
OP_I32_ROTR = 0x78
114
+
--- i64 operations
115
+
OP_I64_CLZ = 0x79
116
+
OP_I64_CTZ = 0x7A
117
+
OP_I64_POPCNT = 0x7B
118
+
OP_I64_ADD = 0x7C
119
+
OP_I64_SUB = 0x7D
120
+
OP_I64_MUL = 0x7E
121
+
OP_I64_DIV_S = 0x7F
122
+
OP_I64_DIV_U = 0x80
123
+
OP_I64_REM_S = 0x81
124
+
OP_I64_REM_U = 0x82
125
+
OP_I64_AND = 0x83
126
+
OP_I64_OR = 0x84
127
+
OP_I64_XOR = 0x85
128
+
OP_I64_SHL = 0x86
129
+
OP_I64_SHR_S = 0x87
130
+
OP_I64_SHR_U = 0x88
131
+
OP_I64_ROTL = 0x89
132
+
OP_I64_ROTR = 0x8A
133
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--- f32 operations
134
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OP_F32_ABS = 0x8B
135
+
OP_F32_NEG = 0x8C
136
+
OP_F32_CEIL = 0x8D
137
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OP_F32_FLOOR = 0x8E
138
+
OP_F32_TRUNC = 0x8F
139
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OP_F32_NEAREST = 0x90
140
+
OP_F32_SQRT = 0x91
141
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OP_F32_ADD = 0x92
142
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OP_F32_SUB = 0x93
143
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OP_F32_MUL = 0x94
144
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OP_F32_DIV = 0x95
145
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OP_F32_MIN = 0x96
146
+
OP_F32_MAX = 0x97
147
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OP_F32_COPYSIGN = 0x98
148
+
--- f64 operations
149
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OP_F64_ABS = 0x99
150
+
OP_F64_NEG = 0x9A
151
+
OP_F64_CEIL = 0x9B
152
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OP_F64_FLOOR = 0x9C
153
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OP_F64_TRUNC = 0x9D
154
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OP_F64_NEAREST = 0x9E
155
+
OP_F64_SQRT = 0x9F
156
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OP_F64_ADD = 0xA0
157
+
OP_F64_SUB = 0xA1
158
+
OP_F64_MUL = 0xA2
159
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OP_F64_DIV = 0xA3
160
+
OP_F64_MIN = 0xA4
161
+
OP_F64_MAX = 0xA5
162
+
OP_F64_COPYSIGN = 0xA6
163
+
--- conversions
164
+
OP_I32_WRAP_I64 = 0xA7
165
+
OP_I32_TRUNC_F32_S = 0xA8
166
+
OP_I32_TRUNC_F32_U = 0xA9
167
+
OP_I32_TRUNC_F64_S = 0xAA
168
+
OP_I32_TRUNC_F64_U = 0xAB
169
+
OP_I64_EXTEND_I32_S = 0xAC
170
+
OP_I64_EXTEND_I32_U = 0xAD
171
+
OP_I64_TRUNC_F32_S = 0xAE
172
+
OP_I64_TRUNC_F32_U = 0xAF
173
+
OP_I64_TRUNC_F64_S = 0xB0
174
+
OP_I64_TRUNC_F64_U = 0xB1
175
+
OP_F32_CONVERT_I32_S = 0xB2
176
+
OP_F32_CONVERT_I32_U = 0xB3
177
+
OP_F32_CONVERT_I64_S = 0xB4
178
+
OP_F32_CONVERT_I64_U = 0xB5
179
+
OP_F32_DEMOTE_F64 = 0xB6
180
+
OP_F64_CONVERT_I32_S = 0xB7
181
+
OP_F64_CONVERT_I32_U = 0xB8
182
+
OP_F64_CONVERT_I64_S = 0xB9
183
+
OP_F64_CONVERT_I64_U = 0xBA
184
+
OP_F64_PROMOTE_F32 = 0xBB
185
+
OP_I32_REINTERPRET_F32 = 0xBC
186
+
OP_I64_REINTERPRET_F64 = 0xBD
187
+
OP_F32_REINTERPRET_I32 = 0xBE
188
+
OP_F64_REINTERPRET_I64 = 0xBF
189
+
}