master
  1#ifndef WASM_H
  2#define WASM_H
  3
  4#include "panic.h"
  5
  6enum WasmSectionId {
  7    WasmSectionId_type      =  1,
  8    WasmSectionId_import    =  2,
  9    WasmSectionId_func      =  3,
 10    WasmSectionId_table     =  4,
 11    WasmSectionId_mem       =  5,
 12    WasmSectionId_global    =  6,
 13    WasmSectionId_export    =  7,
 14    WasmSectionId_start     =  8,
 15    WasmSectionId_elem      =  9,
 16    WasmSectionId_code      = 10,
 17    WasmSectionId_data      = 11,
 18    WasmSectionId_datacount = 12,
 19};
 20
 21enum WasmValType {
 22    WasmValType_i32       = -0x01,
 23    WasmValType_i64       = -0x02,
 24    WasmValType_f32       = -0x03,
 25    WasmValType_f64       = -0x04,
 26    WasmValType_v128      = -0x05,
 27    WasmValType_funcref   = -0x10,
 28    WasmValType_externref = -0x11,
 29    WasmValType_empty     = -0x40,
 30};
 31static const char *WasmValType_toC(enum WasmValType val_type) {
 32    switch (val_type) {
 33        case WasmValType_i32: return "uint32_t";
 34        case WasmValType_i64: return "uint64_t";
 35        case WasmValType_f32: return "float";
 36        case WasmValType_f64: return "double";
 37        case WasmValType_v128: panic("vector types are unsupported");
 38        case WasmValType_funcref: return "void (*)(void)";
 39        case WasmValType_externref: return "void *";
 40        default: panic("unsupported value type");
 41    }
 42    return NULL;
 43}
 44
 45enum WasmMut {
 46    WasmMut_const = 0x00,
 47    WasmMut_var   = 0x01,
 48};
 49static const char *WasmMut_toC(enum WasmMut val_type) {
 50    switch (val_type) {
 51        case WasmMut_const: return "const ";
 52        case WasmMut_var: return "";
 53        default: panic("unsupported mut");
 54    }
 55    return NULL;
 56}
 57
 58enum WasmOpcode {
 59    WasmOpcode_unreachable         = 0x00,
 60    WasmOpcode_nop                 = 0x01,
 61    WasmOpcode_block               = 0x02,
 62    WasmOpcode_loop                = 0x03,
 63    WasmOpcode_if                  = 0x04,
 64    WasmOpcode_else                = 0x05,
 65    WasmOpcode_end                 = 0x0B,
 66    WasmOpcode_br                  = 0x0C,
 67    WasmOpcode_br_if               = 0x0D,
 68    WasmOpcode_br_table            = 0x0E,
 69    WasmOpcode_return              = 0x0F,
 70    WasmOpcode_call                = 0x10,
 71    WasmOpcode_call_indirect       = 0x11,
 72
 73    WasmOpcode_drop                = 0x1A,
 74    WasmOpcode_select              = 0x1B,
 75    WasmOpcode_select_t            = 0x1C,
 76
 77    WasmOpcode_local_get           = 0x20,
 78    WasmOpcode_local_set           = 0x21,
 79    WasmOpcode_local_tee           = 0x22,
 80    WasmOpcode_global_get          = 0x23,
 81    WasmOpcode_global_set          = 0x24,
 82
 83    WasmOpcode_table_get           = 0x25,
 84    WasmOpcode_table_set           = 0x26,
 85
 86    WasmOpcode_i32_load            = 0x28,
 87    WasmOpcode_i64_load            = 0x29,
 88    WasmOpcode_f32_load            = 0x2A,
 89    WasmOpcode_f64_load            = 0x2B,
 90    WasmOpcode_i32_load8_s         = 0x2C,
 91    WasmOpcode_i32_load8_u         = 0x2D,
 92    WasmOpcode_i32_load16_s        = 0x2E,
 93    WasmOpcode_i32_load16_u        = 0x2F,
 94    WasmOpcode_i64_load8_s         = 0x30,
 95    WasmOpcode_i64_load8_u         = 0x31,
 96    WasmOpcode_i64_load16_s        = 0x32,
 97    WasmOpcode_i64_load16_u        = 0x33,
 98    WasmOpcode_i64_load32_s        = 0x34,
 99    WasmOpcode_i64_load32_u        = 0x35,
100    WasmOpcode_i32_store           = 0x36,
101    WasmOpcode_i64_store           = 0x37,
102    WasmOpcode_f32_store           = 0x38,
103    WasmOpcode_f64_store           = 0x39,
104    WasmOpcode_i32_store8          = 0x3A,
105    WasmOpcode_i32_store16         = 0x3B,
106    WasmOpcode_i64_store8          = 0x3C,
107    WasmOpcode_i64_store16         = 0x3D,
108    WasmOpcode_i64_store32         = 0x3E,
109    WasmOpcode_memory_size         = 0x3F,
110    WasmOpcode_memory_grow         = 0x40,
111
112    WasmOpcode_i32_const           = 0x41,
113    WasmOpcode_i64_const           = 0x42,
114    WasmOpcode_f32_const           = 0x43,
115    WasmOpcode_f64_const           = 0x44,
116
117    WasmOpcode_i32_eqz             = 0x45,
118    WasmOpcode_i32_eq              = 0x46,
119    WasmOpcode_i32_ne              = 0x47,
120    WasmOpcode_i32_lt_s            = 0x48,
121    WasmOpcode_i32_lt_u            = 0x49,
122    WasmOpcode_i32_gt_s            = 0x4A,
123    WasmOpcode_i32_gt_u            = 0x4B,
124    WasmOpcode_i32_le_s            = 0x4C,
125    WasmOpcode_i32_le_u            = 0x4D,
126    WasmOpcode_i32_ge_s            = 0x4E,
127    WasmOpcode_i32_ge_u            = 0x4F,
128
129    WasmOpcode_i64_eqz             = 0x50,
130    WasmOpcode_i64_eq              = 0x51,
131    WasmOpcode_i64_ne              = 0x52,
132    WasmOpcode_i64_lt_s            = 0x53,
133    WasmOpcode_i64_lt_u            = 0x54,
134    WasmOpcode_i64_gt_s            = 0x55,
135    WasmOpcode_i64_gt_u            = 0x56,
136    WasmOpcode_i64_le_s            = 0x57,
137    WasmOpcode_i64_le_u            = 0x58,
138    WasmOpcode_i64_ge_s            = 0x59,
139    WasmOpcode_i64_ge_u            = 0x5A,
140
141    WasmOpcode_f32_eq              = 0x5B,
142    WasmOpcode_f32_ne              = 0x5C,
143    WasmOpcode_f32_lt              = 0x5D,
144    WasmOpcode_f32_gt              = 0x5E,
145    WasmOpcode_f32_le              = 0x5F,
146    WasmOpcode_f32_ge              = 0x60,
147
148    WasmOpcode_f64_eq              = 0x61,
149    WasmOpcode_f64_ne              = 0x62,
150    WasmOpcode_f64_lt              = 0x63,
151    WasmOpcode_f64_gt              = 0x64,
152    WasmOpcode_f64_le              = 0x65,
153    WasmOpcode_f64_ge              = 0x66,
154
155    WasmOpcode_i32_clz             = 0x67,
156    WasmOpcode_i32_ctz             = 0x68,
157    WasmOpcode_i32_popcnt          = 0x69,
158    WasmOpcode_i32_add             = 0x6A,
159    WasmOpcode_i32_sub             = 0x6B,
160    WasmOpcode_i32_mul             = 0x6C,
161    WasmOpcode_i32_div_s           = 0x6D,
162    WasmOpcode_i32_div_u           = 0x6E,
163    WasmOpcode_i32_rem_s           = 0x6F,
164    WasmOpcode_i32_rem_u           = 0x70,
165    WasmOpcode_i32_and             = 0x71,
166    WasmOpcode_i32_or              = 0x72,
167    WasmOpcode_i32_xor             = 0x73,
168    WasmOpcode_i32_shl             = 0x74,
169    WasmOpcode_i32_shr_s           = 0x75,
170    WasmOpcode_i32_shr_u           = 0x76,
171    WasmOpcode_i32_rotl            = 0x77,
172    WasmOpcode_i32_rotr            = 0x78,
173
174    WasmOpcode_i64_clz             = 0x79,
175    WasmOpcode_i64_ctz             = 0x7A,
176    WasmOpcode_i64_popcnt          = 0x7B,
177    WasmOpcode_i64_add             = 0x7C,
178    WasmOpcode_i64_sub             = 0x7D,
179    WasmOpcode_i64_mul             = 0x7E,
180    WasmOpcode_i64_div_s           = 0x7F,
181    WasmOpcode_i64_div_u           = 0x80,
182    WasmOpcode_i64_rem_s           = 0x81,
183    WasmOpcode_i64_rem_u           = 0x82,
184    WasmOpcode_i64_and             = 0x83,
185    WasmOpcode_i64_or              = 0x84,
186    WasmOpcode_i64_xor             = 0x85,
187    WasmOpcode_i64_shl             = 0x86,
188    WasmOpcode_i64_shr_s           = 0x87,
189    WasmOpcode_i64_shr_u           = 0x88,
190    WasmOpcode_i64_rotl            = 0x89,
191    WasmOpcode_i64_rotr            = 0x8A,
192
193    WasmOpcode_f32_abs             = 0x8B,
194    WasmOpcode_f32_neg             = 0x8C,
195    WasmOpcode_f32_ceil            = 0x8D,
196    WasmOpcode_f32_floor           = 0x8E,
197    WasmOpcode_f32_trunc           = 0x8F,
198    WasmOpcode_f32_nearest         = 0x90,
199    WasmOpcode_f32_sqrt            = 0x91,
200    WasmOpcode_f32_add             = 0x92,
201    WasmOpcode_f32_sub             = 0x93,
202    WasmOpcode_f32_mul             = 0x94,
203    WasmOpcode_f32_div             = 0x95,
204    WasmOpcode_f32_min             = 0x96,
205    WasmOpcode_f32_max             = 0x97,
206    WasmOpcode_f32_copysign        = 0x98,
207
208    WasmOpcode_f64_abs             = 0x99,
209    WasmOpcode_f64_neg             = 0x9A,
210    WasmOpcode_f64_ceil            = 0x9B,
211    WasmOpcode_f64_floor           = 0x9C,
212    WasmOpcode_f64_trunc           = 0x9D,
213    WasmOpcode_f64_nearest         = 0x9E,
214    WasmOpcode_f64_sqrt            = 0x9F,
215    WasmOpcode_f64_add             = 0xA0,
216    WasmOpcode_f64_sub             = 0xA1,
217    WasmOpcode_f64_mul             = 0xA2,
218    WasmOpcode_f64_div             = 0xA3,
219    WasmOpcode_f64_min             = 0xA4,
220    WasmOpcode_f64_max             = 0xA5,
221    WasmOpcode_f64_copysign        = 0xA6,
222
223    WasmOpcode_i32_wrap_i64        = 0xA7,
224    WasmOpcode_i32_trunc_f32_s     = 0xA8,
225    WasmOpcode_i32_trunc_f32_u     = 0xA9,
226    WasmOpcode_i32_trunc_f64_s     = 0xAA,
227    WasmOpcode_i32_trunc_f64_u     = 0xAB,
228    WasmOpcode_i64_extend_i32_s    = 0xAC,
229    WasmOpcode_i64_extend_i32_u    = 0xAD,
230    WasmOpcode_i64_trunc_f32_s     = 0xAE,
231    WasmOpcode_i64_trunc_f32_u     = 0xAF,
232    WasmOpcode_i64_trunc_f64_s     = 0xB0,
233    WasmOpcode_i64_trunc_f64_u     = 0xB1,
234    WasmOpcode_f32_convert_i32_s   = 0xB2,
235    WasmOpcode_f32_convert_i32_u   = 0xB3,
236    WasmOpcode_f32_convert_i64_s   = 0xB4,
237    WasmOpcode_f32_convert_i64_u   = 0xB5,
238    WasmOpcode_f32_demote_f64      = 0xB6,
239    WasmOpcode_f64_convert_i32_s   = 0xB7,
240    WasmOpcode_f64_convert_i32_u   = 0xB8,
241    WasmOpcode_f64_convert_i64_s   = 0xB9,
242    WasmOpcode_f64_convert_i64_u   = 0xBA,
243    WasmOpcode_f64_promote_f32     = 0xBB,
244    WasmOpcode_i32_reinterpret_f32 = 0xBC,
245    WasmOpcode_i64_reinterpret_f64 = 0xBD,
246    WasmOpcode_f32_reinterpret_i32 = 0xBE,
247    WasmOpcode_f64_reinterpret_i64 = 0xBF,
248
249    WasmOpcode_i32_extend8_s       = 0xC0,
250    WasmOpcode_i32_extend16_s      = 0xC1,
251    WasmOpcode_i64_extend8_s       = 0xC2,
252    WasmOpcode_i64_extend16_s      = 0xC3,
253    WasmOpcode_i64_extend32_s      = 0xC4,
254
255    WasmOpcode_prefixed            = 0xFC,
256};
257
258enum WasmPrefixedOpcode {
259    WasmPrefixedOpcode_i32_trunc_sat_f32_s =  0,
260    WasmPrefixedOpcode_i32_trunc_sat_f32_u =  1,
261    WasmPrefixedOpcode_i32_trunc_sat_f64_s =  2,
262    WasmPrefixedOpcode_i32_trunc_sat_f64_u =  3,
263    WasmPrefixedOpcode_i64_trunc_sat_f32_s =  4,
264    WasmPrefixedOpcode_i64_trunc_sat_f32_u =  5,
265    WasmPrefixedOpcode_i64_trunc_sat_f64_s =  6,
266    WasmPrefixedOpcode_i64_trunc_sat_f64_u =  7,
267
268    WasmPrefixedOpcode_memory_init         =  8,
269    WasmPrefixedOpcode_data_drop           =  9,
270    WasmPrefixedOpcode_memory_copy         = 10,
271    WasmPrefixedOpcode_memory_fill         = 11,
272
273    WasmPrefixedOpcode_table_init          = 12,
274    WasmPrefixedOpcode_elem_drop           = 13,
275    WasmPrefixedOpcode_table_copy          = 14,
276    WasmPrefixedOpcode_table_grow          = 15,
277    WasmPrefixedOpcode_table_size          = 16,
278    WasmPrefixedOpcode_table_fill          = 17,
279};
280
281#endif /* WASM_H */