1 /* Capstone Disassembly Engine */
2 /* By Spike, xwings 2019 */
3 
4 #ifdef CAPSTONE_HAS_WASM
5 
6 #include <string.h>
7 
8 #include "../../cs_priv.h"
9 #include "../../utils.h"
10 
11 #include "WASMMapping.h"
12 
13 // fill in details
WASM_get_insn_id(cs_struct * h,cs_insn * insn,unsigned int id)14 void WASM_get_insn_id(cs_struct *h, cs_insn *insn, unsigned int id)
15 {
16 	insn->id = id;
17 }
18 
19 #ifndef CAPSTONE_DIET
20 static const name_map insn_name_maps[256] = {
21 	{ WASM_INS_UNREACHABLE, "unreachable" },
22 	{ WASM_INS_NOP, "nop" },
23 	{ WASM_INS_BLOCK, "block" },
24 	{ WASM_INS_LOOP, "loop" },
25 	{ WASM_INS_IF, "if" },
26 	{ WASM_INS_ELSE, "else" },
27 	{ WASM_INS_INVALID, NULL },
28 	{ WASM_INS_INVALID, NULL },
29 	{ WASM_INS_INVALID, NULL },
30 	{ WASM_INS_INVALID, NULL },
31 	{ WASM_INS_INVALID, NULL },
32 	{ WASM_INS_END, "end" },
33 	{ WASM_INS_BR, "br" },
34 	{ WASM_INS_BR_IF, "br_if" },
35 	{ WASM_INS_BR_TABLE, "br_table" },
36 	{ WASM_INS_RETURN, "return" },
37 	{ WASM_INS_CALL, "call" },
38 	{ WASM_INS_CALL_INDIRECT, "call_indirect" },
39 	{ WASM_INS_INVALID, NULL },
40 	{ WASM_INS_INVALID, NULL },
41 	{ WASM_INS_INVALID, NULL },
42 	{ WASM_INS_INVALID, NULL },
43 	{ WASM_INS_INVALID, NULL },
44 	{ WASM_INS_INVALID, NULL },
45 	{ WASM_INS_INVALID, NULL },
46 	{ WASM_INS_INVALID, NULL },
47 	{ WASM_INS_DROP, "drop" },
48 	{ WASM_INS_SELECT, "select" },
49 	{ WASM_INS_INVALID, NULL },
50 	{ WASM_INS_INVALID, NULL },
51 	{ WASM_INS_INVALID, NULL },
52 	{ WASM_INS_INVALID, NULL },
53 	{ WASM_INS_GET_LOCAL, "get_local" },
54 	{ WASM_INS_SET_LOCAL, "set_local" },
55 	{ WASM_INS_TEE_LOCAL, "tee_local" },
56 	{ WASM_INS_GET_GLOBAL, "get_global" },
57 	{ WASM_INS_SET_GLOBAL, "set_global" },
58 	{ WASM_INS_INVALID, NULL },
59 	{ WASM_INS_INVALID, NULL },
60 	{ WASM_INS_INVALID, NULL },
61 	{ WASM_INS_I32_LOAD, "i32.load" },
62 	{ WASM_INS_I64_LOAD, "i64.load" },
63 	{ WASM_INS_F32_LOAD, "f32.load" },
64 	{ WASM_INS_F64_LOAD, "f64.load" },
65 	{ WASM_INS_I32_LOAD8_S, "i32.load8_s" },
66 	{ WASM_INS_I32_LOAD8_U, "i32.load8_u" },
67 	{ WASM_INS_I32_LOAD16_S, "i32.load16_s" },
68 	{ WASM_INS_I32_LOAD16_U, "i32.load16_u" },
69 	{ WASM_INS_I64_LOAD8_S, "i64.load8_s" },
70 	{ WASM_INS_I64_LOAD8_U, "i64.load8_u" },
71 	{ WASM_INS_I64_LOAD16_S, "i64.load16_s" },
72 	{ WASM_INS_I64_LOAD16_U, "i64.load16_u"},
73 	{ WASM_INS_I64_LOAD32_S, "i64.load32_s"},
74 	{ WASM_INS_I64_LOAD32_U, "i64.load32_u" },
75 	{ WASM_INS_I32_STORE, "i32.store" },
76 	{ WASM_INS_I64_STORE, "i64.store" },
77 	{ WASM_INS_F32_STORE, "f32.store" },
78 	{ WASM_INS_F64_STORE, "f64.store" },
79 	{ WASM_INS_I32_STORE8, "i32.store8" },
80 	{ WASM_INS_I32_STORE16, "i32.store16" },
81 	{ WASM_INS_I64_STORE8, "i64.store8" },
82 	{ WASM_INS_I64_STORE16, "i64.store16" },
83 	{ WASM_INS_I64_STORE32, "i64.store32" },
84 	{ WASM_INS_CURRENT_MEMORY, "current_memory" },
85 	{ WASM_INS_GROW_MEMORY, "grow_memory" },
86 	{ WASM_INS_I32_CONST, "i32.const" },
87 	{ WASM_INS_I64_CONST, "i64.const" },
88 	{ WASM_INS_F32_CONST, "f32.const" },
89 	{ WASM_INS_F64_CONST, "f64.const" },
90 	{ WASM_INS_I32_EQZ, "i32.eqz" },
91 	{ WASM_INS_I32_EQ, "i32.eq" },
92 	{ WASM_INS_I32_NE, "i32.ne" },
93 	{ WASM_INS_I32_LT_S, "i32.lt_s" },
94 	{ WASM_INS_I32_LT_U, "i32.lt_u" },
95 	{ WASM_INS_I32_GT_S, "i32.gt_s" },
96 	{ WASM_INS_I32_GT_U, "i32.gt_u" },
97 	{ WASM_INS_I32_LE_S, "i32.le_s" },
98 	{ WASM_INS_I32_LE_U, "i32.le_u" },
99 	{ WASM_INS_I32_GE_S, "i32.ge_s" },
100 	{ WASM_INS_I32_GE_U, "i32.ge_u" },
101 	{ WASM_INS_I64_EQZ, "i64.eqz" },
102 	{ WASM_INS_I64_EQ, "i64.eq" },
103 	{ WASM_INS_I64_NE, "i64.ne" },
104 	{ WASM_INS_I64_LT_S, "i64.lt_s" },
105 	{ WASM_INS_I64_LT_U, "i64.lt_u" },
106 	{ WASN_INS_I64_GT_S, "i64.gt_s" },
107 	{ WASM_INS_I64_GT_U, "i64.gt_u" },
108 	{ WASM_INS_I64_LE_S, "i64.le_s" },
109 	{ WASM_INS_I64_LE_U, "i64.le_u" },
110 	{ WASM_INS_I64_GE_S, "i64.ge_s" },
111 	{ WASM_INS_I64_GE_U, "i64.ge_u" },
112 	{ WASM_INS_F32_EQ, "f32.eq" },
113 	{ WASM_INS_F32_NE, "f32.ne" },
114 	{ WASM_INS_F32_LT, "f32.lt" },
115 	{ WASM_INS_F32_GT, "f32.gt" },
116 	{ WASM_INS_F32_LE, "f32.le" },
117 	{ WASM_INS_F32_GE, "f32.ge" },
118 	{ WASM_INS_F64_EQ, "f64.eq" },
119 	{ WASM_INS_F64_NE, "f64.ne" },
120 	{ WASM_INS_F64_LT, "f64.lt" },
121 	{ WASM_INS_F64_GT, "f64.gt" },
122 	{ WASM_INS_F64_LE, "f64.le" },
123 	{ WASM_INS_F64_GE, "f64.ge" },
124 	{ WASM_INS_I32_CLZ, "i32.clz" },
125 	{ WASM_INS_I32_CTZ, "i32.ctz" },
126 	{ WASM_INS_I32_POPCNT, "i32.popcnt" },
127 	{ WASM_INS_I32_ADD, "i32.add" },
128 	{ WASM_INS_I32_SUB, "i32.sub" },
129 	{ WASM_INS_I32_MUL, "i32.mul" },
130 	{ WASM_INS_I32_DIV_S, "i32.div_s" },
131 	{ WASM_INS_I32_DIV_U, "i32.div_u" },
132 	{ WASM_INS_I32_REM_S, "i32.rem_s" },
133 	{ WASM_INS_I32_REM_U, "i32.rem_u" },
134 	{ WASM_INS_I32_AND, "i32.and" },
135 	{ WASM_INS_I32_OR, "i32.or" },
136 	{ WASM_INS_I32_XOR, "i32.xor" },
137 	{ WASM_INS_I32_SHL, "i32.shl" },
138 	{ WASM_INS_I32_SHR_S, "i32.shr_s" },
139 	{ WASM_INS_I32_SHR_U, "i32.shr_u" },
140 	{ WASM_INS_I32_ROTL, "i32.rotl" },
141 	{ WASM_INS_I32_ROTR, "i32.rotr" },
142 	{ WASM_INS_I64_CLZ, "i64.clz" },
143 	{ WASM_INS_I64_CTZ, "i64.ctz" },
144 	{ WASM_INS_I64_POPCNT, "i64.popcnt" },
145 	{ WASM_INS_I64_ADD, "i64.add" },
146 	{ WASM_INS_I64_SUB, "i64.sub" },
147 	{ WASM_INS_I64_MUL, "i64.mul" },
148 	{ WASM_INS_I64_DIV_S, "i64.div_s" },
149 	{ WASM_INS_I64_DIV_U, "i64.div_u" },
150 	{ WASM_INS_I64_REM_S, "i64.rem_s" },
151 	{ WASM_INS_I64_REM_U, "i64.rem_u" },
152 	{ WASM_INS_I64_AND, "i64.and" },
153 	{ WASM_INS_I64_OR, "i64.or" },
154 	{ WASM_INS_I64_XOR, "i64.xor" },
155 	{ WASM_INS_I64_SHL, "i64.shl" },
156 	{ WASM_INS_I64_SHR_S, "i64.shr_s" },
157 	{ WASM_INS_I64_SHR_U, "i64.shr_u" },
158 	{ WASM_INS_I64_ROTL, "i64.rotl" },
159 	{ WASM_INS_I64_ROTR, "i64.rotr" },
160 	{ WASM_INS_F32_ABS, "f32.abs" },
161 	{ WASM_INS_F32_NEG, "f32.neg" },
162 	{ WASM_INS_F32_CEIL, "f32.ceil" },
163 	{ WASM_INS_F32_FLOOR, "f32.floor" },
164 	{ WASM_INS_F32_TRUNC, "f32.trunc" },
165 	{ WASM_INS_F32_NEAREST, "f32.nearest" },
166 	{ WASM_INS_F32_SQRT, "f32.sqrt" },
167 	{ WASM_INS_F32_ADD, "f32.add" },
168 	{ WASM_INS_F32_SUB, "f32.sub" },
169 	{ WASM_INS_F32_MUL, "f32.mul" },
170 	{ WASM_INS_F32_DIV, "f32.div" },
171 	{ WASM_INS_F32_MIN, "f32.min" },
172 	{ WASM_INS_F32_MAX, "f32.max" },
173 	{ WASM_INS_F32_COPYSIGN, "f32.copysign" },
174 	{ WASM_INS_F64_ABS, "f64.abs" },
175 	{ WASM_INS_F64_NEG, "f64.neg" },
176 	{ WASM_INS_F64_CEIL, "f64.ceil" },
177 	{ WASM_INS_F64_FLOOR, "f64.floor" },
178 	{ WASM_INS_F64_TRUNC, "f64.trunc" },
179 	{ WASM_INS_F64_NEAREST, "f64.nearest" },
180 	{ WASM_INS_F64_SQRT, "f64.sqrt" },
181 	{ WASM_INS_F64_ADD, "f64.add" },
182 	{ WASM_INS_F64_SUB, "f64.sub" },
183 	{ WASM_INS_F64_MUL, "f64.mul" },
184 	{ WASM_INS_F64_DIV, "f64.div" },
185 	{ WASM_INS_F64_MIN, "f64.min" },
186 	{ WASM_INS_F64_MAX, "f64.max" },
187 	{ WASM_INS_F64_COPYSIGN, "f64.copysign" },
188 	{ WASM_INS_I32_WARP_I64, "i32.warp/i64" },
189 	{ WASP_INS_I32_TRUNC_S_F32, "i32.trunc_s/f32" },
190 	{ WASM_INS_I32_TRUNC_U_F32, "i32.trunc_u/f32" },
191 	{ WASM_INS_I32_TRUNC_S_F64, "i32/trunc_s/f64" },
192 	{ WASM_INS_I32_TRUNC_U_F64, "i32/trunc_u/f64" },
193 	{ WASM_INS_I64_EXTEND_S_I32, "i64/extend_s/i32" },
194 	{ WASM_INS_I64_EXTEND_U_I32, "i64/extend_u/i32" },
195 	{ WASM_INS_I64_TRUNC_S_F32, "i64.trunc_s/f32" },
196 	{ WASM_INS_I64_TRUNC_U_F32, "i64.trunc_u/f32" },
197 	{ WASM_INS_I64_TRUNC_S_F64, "f64.trunc_s/f64" },
198 	{ WASM_INS_I64_TRUNC_U_F64, "f64.trunc_u/f64" },
199 	{ WASM_INS_F32_CONVERT_S_I32, "f32.convert_s/i32" },
200 	{ WASM_INS_F32_CONVERT_U_I32, "f32.convert_u/i32" },
201 	{ WASM_INS_F32_CONVERT_S_I64, "f32.convert_s/i64" },
202 	{ WASM_INS_F32_CONVERT_U_I64, "f32.convert_u/i64" },
203 	{ WASM_INS_F32_DEMOTE_F64, "f32.demote/f64" },
204 	{ WASM_INS_F64_CONVERT_S_I32, "f64.convert_s/i32" },
205 	{ WASM_INS_F64_CONVERT_U_I32, "f64.convert_u/i32" },
206 	{ WASM_INS_F64_CONVERT_S_I64, "f64.convert_s/i64" },
207 	{ WASM_INS_F64_CONVERT_U_I64, "f64.convert_u/i64" },
208 	{ WASM_INS_F64_PROMOTE_F32, "f64.promote/f32" },
209 	{ WASM_INS_I32_REINTERPRET_F32, "i32.reinterpret/f32" },
210 	{ WASM_INS_I64_REINTERPRET_F64, "i64.reinterpret/f64" },
211 	{ WASM_INS_F32_REINTERPRET_I32, "f32.reinterpret/i32" },
212 	{ WASM_INS_F64_REINTERPRET_I64, "f64.reinterpret/i64" },
213 	{ WASM_INS_INVALID, NULL },
214 	{ WASM_INS_INVALID, NULL },
215 	{ WASM_INS_INVALID, NULL },
216 	{ WASM_INS_INVALID, NULL },
217 	{ WASM_INS_INVALID, NULL },
218 	{ WASM_INS_INVALID, NULL },
219 	{ WASM_INS_INVALID, NULL },
220 	{ WASM_INS_INVALID, NULL },
221 	{ WASM_INS_INVALID, NULL },
222 	{ WASM_INS_INVALID, NULL },
223 	{ WASM_INS_INVALID, NULL },
224 	{ WASM_INS_INVALID, NULL },
225 	{ WASM_INS_INVALID, NULL },
226 	{ WASM_INS_INVALID, NULL },
227 	{ WASM_INS_INVALID, NULL },
228 	{ WASM_INS_INVALID, NULL },
229 	{ WASM_INS_INVALID, NULL },
230 	{ WASM_INS_INVALID, NULL },
231 	{ WASM_INS_INVALID, NULL },
232 	{ WASM_INS_INVALID, NULL },
233 	{ WASM_INS_INVALID, NULL },
234 	{ WASM_INS_INVALID, NULL },
235 	{ WASM_INS_INVALID, NULL },
236 	{ WASM_INS_INVALID, NULL },
237 	{ WASM_INS_INVALID, NULL },
238 	{ WASM_INS_INVALID, NULL },
239 	{ WASM_INS_INVALID, NULL },
240 	{ WASM_INS_INVALID, NULL },
241 	{ WASM_INS_INVALID, NULL },
242 	{ WASM_INS_INVALID, NULL },
243 	{ WASM_INS_INVALID, NULL },
244 	{ WASM_INS_INVALID, NULL },
245 	{ WASM_INS_INVALID, NULL },
246 	{ WASM_INS_INVALID, NULL },
247 	{ WASM_INS_INVALID, NULL },
248 	{ WASM_INS_INVALID, NULL },
249 	{ WASM_INS_INVALID, NULL },
250 	{ WASM_INS_INVALID, NULL },
251 	{ WASM_INS_INVALID, NULL },
252 	{ WASM_INS_INVALID, NULL },
253 	{ WASM_INS_INVALID, NULL },
254 	{ WASM_INS_INVALID, NULL },
255 	{ WASM_INS_INVALID, NULL },
256 	{ WASM_INS_INVALID, NULL },
257 	{ WASM_INS_INVALID, NULL },
258 	{ WASM_INS_INVALID, NULL },
259 	{ WASM_INS_INVALID, NULL },
260 	{ WASM_INS_INVALID, NULL },
261 	{ WASM_INS_INVALID, NULL },
262 	{ WASM_INS_INVALID, NULL },
263 	{ WASM_INS_INVALID, NULL },
264 	{ WASM_INS_INVALID, NULL },
265 	{ WASM_INS_INVALID, NULL },
266 	{ WASM_INS_INVALID, NULL },
267 	{ WASM_INS_INVALID, NULL },
268 	{ WASM_INS_INVALID, NULL },
269 	{ WASM_INS_INVALID, NULL },
270 	{ WASM_INS_INVALID, NULL },
271 	{ WASM_INS_INVALID, NULL },
272 	{ WASM_INS_INVALID, NULL },
273 	{ WASM_INS_INVALID, NULL },
274 	{ WASM_INS_INVALID, NULL },
275 	{ WASM_INS_INVALID, NULL },
276 	{ WASM_INS_INVALID, NULL },
277 };
278 #endif
279 
WASM_insn_name(csh handle,unsigned int id)280 const char *WASM_insn_name(csh handle, unsigned int id)
281 {
282 #ifndef CAPSTONE_DIET
283 	if (id >= ARR_SIZE(insn_name_maps))
284 		return NULL;
285 	else
286 		return insn_name_maps[id].name;
287 #else
288 	return NULL;
289 #endif
290 }
291 
292 #ifndef CAPSTONE_DIET
293 static const name_map group_name_maps[] = {
294 	// generic groups
295 	{ WASM_GRP_INVALID, NULL },
296 	// special groups
297 	{ WASM_GRP_NUMBERIC, "numberic"},
298 	{ WASM_GRP_PARAMETRIC, "parametric"},
299 	{ WASM_GRP_VARIABLE, "variable"},
300 	{ WASM_GRP_MEMORY, "memory"},
301 	{ WASM_GRP_CONTROL, "control"},
302 };
303 #endif
304 
305 #ifndef CAPSTONE_DIET
306 static const name_map kind_name_maps[] = {
307 	{ WASM_OP_INVALID, "Invalid" },
308 	{ WASM_OP_NONE, "None" },
309 	{ WASM_OP_INT7, "uint7" },
310 	{ WASM_OP_VARUINT32, "varuint32" },
311 	{ WASM_OP_VARUINT64, "varuint64" },
312 	{ WASM_OP_UINT32, "uint32" },
313 	{ WASM_OP_UINT64, "uint64" },
314 };
315 #endif
316 
WASM_kind_name(unsigned int id)317 const char *WASM_kind_name(unsigned int id){
318 #ifndef CAPSTONE_DIET
319 	return id2name(kind_name_maps, ARR_SIZE(kind_name_maps), id);
320 #else
321 	return NULL;
322 #endif
323 }
324 
WASM_group_name(csh handle,unsigned int id)325 const char *WASM_group_name(csh handle, unsigned int id)
326 {
327 #ifndef CAPSTONE_DIET
328 	return id2name(group_name_maps, ARR_SIZE(group_name_maps), id);
329 #else
330 	return NULL;
331 #endif
332 }
333 #endif
334