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1 | /** @file\r | |
2 | \r | |
3 | Copyright (c) 2007, Intel Corporation. All rights reserved.<BR>\r | |
4 | SPDX-License-Identifier: BSD-2-Clause-Patent\r | |
5 | \r | |
6 | \r | |
7 | **/\r | |
8 | \r | |
9 | #include "Edb.h"\r | |
10 | \r | |
11 | //\r | |
12 | // Debugger Disasm definition\r | |
13 | //\r | |
14 | #define EDB_DISASM_DEFINE(func) \\r | |
15 | UINTN \\r | |
16 | func ( \\r | |
17 | IN EFI_PHYSICAL_ADDRESS InstructionAddress, \\r | |
18 | IN EFI_SYSTEM_CONTEXT SystemContext, \\r | |
19 | OUT CHAR16 **DisasmString \\r | |
20 | )\r | |
21 | \r | |
22 | EDB_DISASM_DEFINE (EdbDisasmBREAK);\r | |
23 | EDB_DISASM_DEFINE (EdbDisasmJMP);\r | |
24 | EDB_DISASM_DEFINE (EdbDisasmJMP8);\r | |
25 | EDB_DISASM_DEFINE (EdbDisasmCALL);\r | |
26 | EDB_DISASM_DEFINE (EdbDisasmRET);\r | |
27 | EDB_DISASM_DEFINE (EdbDisasmCMP);\r | |
28 | EDB_DISASM_DEFINE (EdbDisasmUnsignedDataManip);\r | |
29 | EDB_DISASM_DEFINE (EdbDisasmSignedDataManip);\r | |
30 | EDB_DISASM_DEFINE (EdbDisasmMOVxx);\r | |
31 | EDB_DISASM_DEFINE (EdbDisasmMOVsnw);\r | |
32 | EDB_DISASM_DEFINE (EdbDisasmMOVsnd);\r | |
33 | EDB_DISASM_DEFINE (EdbDisasmLOADSP);\r | |
34 | EDB_DISASM_DEFINE (EdbDisasmSTORESP);\r | |
35 | EDB_DISASM_DEFINE (EdbDisasmPUSH);\r | |
36 | EDB_DISASM_DEFINE (EdbDisasmPOP);\r | |
37 | EDB_DISASM_DEFINE (EdbDisasmCMPI);\r | |
38 | EDB_DISASM_DEFINE (EdbDisasmPUSHn);\r | |
39 | EDB_DISASM_DEFINE (EdbDisasmPOPn);\r | |
40 | EDB_DISASM_DEFINE (EdbDisasmMOVI);\r | |
41 | EDB_DISASM_DEFINE (EdbDisasmMOVIn);\r | |
42 | EDB_DISASM_DEFINE (EdbDisasmMOVREL);\r | |
43 | \r | |
44 | //\r | |
45 | // Debugger Disasm Table\r | |
46 | //\r | |
47 | EDB_DISASM_INSTRUCTION mEdbDisasmInstructionTable[] = {\r | |
48 | EdbDisasmBREAK, // opcode 0x00 BREAK\r | |
49 | EdbDisasmJMP, // opcode 0x01 JMP\r | |
50 | EdbDisasmJMP8, // opcode 0x02 JMP8\r | |
51 | EdbDisasmCALL, // opcode 0x03 CALL\r | |
52 | EdbDisasmRET, // opcode 0x04 RET\r | |
53 | EdbDisasmCMP, // opcode 0x05 CMPEQ\r | |
54 | EdbDisasmCMP, // opcode 0x06 CMPLTE\r | |
55 | EdbDisasmCMP, // opcode 0x07 CMPGTE\r | |
56 | EdbDisasmCMP, // opcode 0x08 CMPULTE\r | |
57 | EdbDisasmCMP, // opcode 0x09 CMPUGTE\r | |
58 | EdbDisasmUnsignedDataManip, // opcode 0x0A NOT\r | |
59 | EdbDisasmSignedDataManip, // opcode 0x0B NEG\r | |
60 | EdbDisasmSignedDataManip, // opcode 0x0C ADD\r | |
61 | EdbDisasmSignedDataManip, // opcode 0x0D SUB\r | |
62 | EdbDisasmSignedDataManip, // opcode 0x0E MUL\r | |
63 | EdbDisasmUnsignedDataManip, // opcode 0x0F MULU\r | |
64 | EdbDisasmSignedDataManip, // opcode 0x10 DIV\r | |
65 | EdbDisasmUnsignedDataManip, // opcode 0x11 DIVU\r | |
66 | EdbDisasmSignedDataManip, // opcode 0x12 MOD\r | |
67 | EdbDisasmUnsignedDataManip, // opcode 0x13 MODU\r | |
68 | EdbDisasmUnsignedDataManip, // opcode 0x14 AND\r | |
69 | EdbDisasmUnsignedDataManip, // opcode 0x15 OR\r | |
70 | EdbDisasmUnsignedDataManip, // opcode 0x16 XOR\r | |
71 | EdbDisasmUnsignedDataManip, // opcode 0x17 SHL\r | |
72 | EdbDisasmUnsignedDataManip, // opcode 0x18 SHR\r | |
73 | EdbDisasmSignedDataManip, // opcode 0x19 ASHR\r | |
74 | EdbDisasmUnsignedDataManip, // opcode 0x1A EXTNDB\r | |
75 | EdbDisasmUnsignedDataManip, // opcode 0x1B EXTNDW\r | |
76 | EdbDisasmUnsignedDataManip, // opcode 0x1C EXTNDD\r | |
77 | EdbDisasmMOVxx, // opcode 0x1D MOVBW\r | |
78 | EdbDisasmMOVxx, // opcode 0x1E MOVWW\r | |
79 | EdbDisasmMOVxx, // opcode 0x1F MOVDW\r | |
80 | EdbDisasmMOVxx, // opcode 0x20 MOVQW\r | |
81 | EdbDisasmMOVxx, // opcode 0x21 MOVBD\r | |
82 | EdbDisasmMOVxx, // opcode 0x22 MOVWD\r | |
83 | EdbDisasmMOVxx, // opcode 0x23 MOVDD\r | |
84 | EdbDisasmMOVxx, // opcode 0x24 MOVQD\r | |
85 | EdbDisasmMOVsnw, // opcode 0x25 MOVSNW\r | |
86 | EdbDisasmMOVsnd, // opcode 0x26 MOVSND\r | |
87 | NULL, // opcode 0x27\r | |
88 | EdbDisasmMOVxx, // opcode 0x28 MOVQQ\r | |
89 | EdbDisasmLOADSP, // opcode 0x29 LOADSP\r | |
90 | EdbDisasmSTORESP, // opcode 0x2A STORESP\r | |
91 | EdbDisasmPUSH, // opcode 0x2B PUSH\r | |
92 | EdbDisasmPOP, // opcode 0x2C POP\r | |
93 | EdbDisasmCMPI, // opcode 0x2D CMPIEQ\r | |
94 | EdbDisasmCMPI, // opcode 0x2E CMPILTE\r | |
95 | EdbDisasmCMPI, // opcode 0x2F CMPIGTE\r | |
96 | EdbDisasmCMPI, // opcode 0x30 CMPIULTE\r | |
97 | EdbDisasmCMPI, // opcode 0x31 CMPIUGTE\r | |
98 | EdbDisasmMOVxx, // opcode 0x32 MOVNW\r | |
99 | EdbDisasmMOVxx, // opcode 0x33 MOVND\r | |
100 | NULL, // opcode 0x34\r | |
101 | EdbDisasmPUSHn, // opcode 0x35 PUSHN\r | |
102 | EdbDisasmPOPn, // opcode 0x36 POPN\r | |
103 | EdbDisasmMOVI, // opcode 0x37 MOVI\r | |
104 | EdbDisasmMOVIn, // opcode 0x38 MOVIN\r | |
105 | EdbDisasmMOVREL, // opcode 0x39 MOVREL\r | |
106 | };\r | |
107 | \r | |
108 | /**\r | |
109 | \r | |
110 | Disasm instruction - BREAK.\r | |
111 | \r | |
112 | @param InstructionAddress - The instruction address\r | |
113 | @param SystemContext - EBC system context.\r | |
114 | @param DisasmString - The instruction string\r | |
115 | \r | |
116 | @return Instruction length\r | |
117 | \r | |
118 | **/\r | |
119 | UINTN\r | |
120 | EdbDisasmBREAK (\r | |
121 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
122 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
123 | OUT CHAR16 **DisasmString\r | |
124 | )\r | |
125 | {\r | |
126 | ASSERT (GET_OPCODE(InstructionAddress) == OPCODE_BREAK);\r | |
127 | \r | |
128 | if (*(UINT8 *)(UINTN)(InstructionAddress + 1) > 6) {\r | |
129 | return 0;\r | |
130 | }\r | |
131 | \r | |
132 | //\r | |
133 | // Construct Disasm String\r | |
134 | //\r | |
135 | if (DisasmString != NULL) {\r | |
136 | *DisasmString = EdbPreInstructionString ();\r | |
137 | \r | |
138 | EdbPrintInstructionName (L"BREAK");\r | |
139 | EdbPrintDatan (*(UINT8 *)(UINTN)(InstructionAddress + 1));\r | |
140 | \r | |
141 | EdbPostInstructionString ();\r | |
142 | }\r | |
143 | \r | |
144 | return 2;\r | |
145 | }\r | |
146 | \r | |
147 | extern CONST UINT8 mJMPLen[];\r | |
148 | \r | |
149 | /**\r | |
150 | \r | |
151 | Disasm instruction - JMP.\r | |
152 | \r | |
153 | @param InstructionAddress - The instruction address\r | |
154 | @param SystemContext - EBC system context.\r | |
155 | @param DisasmString - The instruction string\r | |
156 | \r | |
157 | @return Instruction length\r | |
158 | \r | |
159 | **/\r | |
160 | UINTN\r | |
161 | EdbDisasmJMP (\r | |
162 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
163 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
164 | OUT CHAR16 **DisasmString\r | |
165 | )\r | |
166 | {\r | |
167 | UINT8 Modifiers;\r | |
168 | UINT8 Operands;\r | |
169 | UINTN Size;\r | |
170 | UINT32 Data32;\r | |
171 | UINT64 Data64;\r | |
172 | \r | |
173 | ASSERT (GET_OPCODE(InstructionAddress) == OPCODE_JMP);\r | |
174 | \r | |
175 | Modifiers = GET_MODIFIERS (InstructionAddress);\r | |
176 | Operands = GET_OPERANDS (InstructionAddress);\r | |
177 | Size = (UINTN)mJMPLen[(Modifiers >> 6) & 0x03];\r | |
178 | \r | |
179 | //\r | |
180 | // Construct Disasm String\r | |
181 | //\r | |
182 | if (DisasmString != NULL) {\r | |
183 | *DisasmString = EdbPreInstructionString ();\r | |
184 | \r | |
185 | EdbPrintInstructionName (L"JMP");\r | |
186 | // if (Modifiers & OPCODE_M_IMMDATA64) {\r | |
187 | // EdbPrintInstructionName (L"64");\r | |
188 | // } else {\r | |
189 | // EdbPrintInstructionName (L"32");\r | |
190 | // }\r | |
191 | if ((Modifiers & CONDITION_M_CONDITIONAL) != 0) {\r | |
192 | if ((Modifiers & JMP_M_CS) != 0) {\r | |
193 | EdbPrintInstructionName (L"cs");\r | |
194 | } else {\r | |
195 | EdbPrintInstructionName (L"cc");\r | |
196 | }\r | |
197 | }\r | |
198 | \r | |
199 | InstructionAddress += 2;\r | |
200 | if ((Modifiers & OPCODE_M_IMMDATA64) != 0) {\r | |
201 | CopyMem (&Data64, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT64));\r | |
202 | if ((Modifiers & OPCODE_M_IMMDATA) != 0) {\r | |
203 | EdbPrintData64 (Data64);\r | |
204 | } else {\r | |
205 | return 0;\r | |
206 | }\r | |
207 | } else {\r | |
208 | CopyMem (&Data32, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT32));\r | |
209 | EdbPrintRegister1 (Operands);\r | |
210 | \r | |
211 | if ((Operands & OPERAND_M_INDIRECT1) == 0) {\r | |
212 | if ((Modifiers & OPCODE_M_IMMDATA) == 0) {\r | |
213 | Data32 = 0;\r | |
214 | }\r | |
215 | EdbPrintImmDatan (Data32);\r | |
216 | } else {\r | |
217 | EdbPrintRawIndexData32 (Data32);\r | |
218 | }\r | |
219 | }\r | |
220 | \r | |
221 | EdbPostInstructionString ();\r | |
222 | }\r | |
223 | \r | |
224 | return Size;\r | |
225 | }\r | |
226 | \r | |
227 | /**\r | |
228 | \r | |
229 | Disasm instruction - JMP8.\r | |
230 | \r | |
231 | @param InstructionAddress - The instruction address\r | |
232 | @param SystemContext - EBC system context.\r | |
233 | @param DisasmString - The instruction string\r | |
234 | \r | |
235 | @return Instruction length\r | |
236 | \r | |
237 | **/\r | |
238 | UINTN\r | |
239 | EdbDisasmJMP8 (\r | |
240 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
241 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
242 | OUT CHAR16 **DisasmString\r | |
243 | )\r | |
244 | {\r | |
245 | UINT8 Modifiers;\r | |
246 | \r | |
247 | ASSERT (GET_OPCODE(InstructionAddress) == OPCODE_JMP8);\r | |
248 | Modifiers = GET_MODIFIERS (InstructionAddress);\r | |
249 | \r | |
250 | //\r | |
251 | // Construct Disasm String\r | |
252 | //\r | |
253 | if (DisasmString != NULL) {\r | |
254 | *DisasmString = EdbPreInstructionString ();\r | |
255 | \r | |
256 | EdbPrintInstructionName (L"JMP8");\r | |
257 | if ((Modifiers & CONDITION_M_CONDITIONAL) != 0) {\r | |
258 | if ((Modifiers & JMP_M_CS) != 0) {\r | |
259 | EdbPrintInstructionName (L"cs");\r | |
260 | } else {\r | |
261 | EdbPrintInstructionName (L"cc");\r | |
262 | }\r | |
263 | }\r | |
264 | \r | |
265 | EdbPrintData8 (*(UINT8 *)(UINTN)(InstructionAddress + 1));\r | |
266 | \r | |
267 | EdbPostInstructionString ();\r | |
268 | }\r | |
269 | \r | |
270 | return 2;\r | |
271 | }\r | |
272 | \r | |
273 | /**\r | |
274 | \r | |
275 | Disasm instruction - CALL.\r | |
276 | \r | |
277 | @param InstructionAddress - The instruction address\r | |
278 | @param SystemContext - EBC system context.\r | |
279 | @param DisasmString - The instruction string\r | |
280 | \r | |
281 | @return Instruction length\r | |
282 | \r | |
283 | **/\r | |
284 | UINTN\r | |
285 | EdbDisasmCALL (\r | |
286 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
287 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
288 | OUT CHAR16 **DisasmString\r | |
289 | )\r | |
290 | {\r | |
291 | UINT8 Modifiers;\r | |
292 | UINT8 Operands;\r | |
293 | UINTN Size;\r | |
294 | UINT32 Data32;\r | |
295 | UINT64 Data64;\r | |
296 | UINT64 Ip;\r | |
297 | UINTN Result;\r | |
298 | EFI_PHYSICAL_ADDRESS SavedInstructionAddress;\r | |
299 | \r | |
300 | ASSERT (GET_OPCODE(InstructionAddress) == OPCODE_CALL);\r | |
301 | SavedInstructionAddress = InstructionAddress;\r | |
302 | \r | |
303 | Modifiers = GET_MODIFIERS (InstructionAddress);\r | |
304 | Operands = GET_OPERANDS (InstructionAddress);\r | |
305 | Size = (UINTN)mJMPLen[(Modifiers >> 6) & 0x03];\r | |
306 | \r | |
307 | //\r | |
308 | // Construct Disasm String\r | |
309 | //\r | |
310 | if (DisasmString != NULL) {\r | |
311 | *DisasmString = EdbPreInstructionString ();\r | |
312 | \r | |
313 | EdbPrintInstructionName (L"CALL");\r | |
314 | // if (Modifiers & OPCODE_M_IMMDATA64) {\r | |
315 | // EdbPrintInstructionName (L"64");\r | |
316 | // } else {\r | |
317 | // EdbPrintInstructionName (L"32");\r | |
318 | // }\r | |
319 | if ((Operands & OPERAND_M_NATIVE_CALL) != 0) {\r | |
320 | EdbPrintInstructionName (L"EX");\r | |
321 | }\r | |
322 | // if ((Operands & OPERAND_M_RELATIVE_ADDR) == 0) {\r | |
323 | // EdbPrintInstructionName (L"a");\r | |
324 | // }\r | |
325 | \r | |
326 | InstructionAddress += 2;\r | |
327 | if ((Modifiers & OPCODE_M_IMMDATA64) != 0) {\r | |
328 | CopyMem (&Data64, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT64));\r | |
329 | Ip = Data64;\r | |
330 | if ((Modifiers & OPCODE_M_IMMDATA) != 0) {\r | |
331 | Result = EdbFindAndPrintSymbol ((UINTN)Ip);\r | |
332 | if (Result == 0) {\r | |
333 | EdbPrintData64 (Data64);\r | |
334 | }\r | |
335 | } else {\r | |
336 | return 0;\r | |
337 | }\r | |
338 | } else {\r | |
339 | if ((Modifiers & OPCODE_M_IMMDATA) != 0) {\r | |
340 | CopyMem (&Data32, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT32));\r | |
341 | } else {\r | |
342 | Data32 = 0;\r | |
343 | }\r | |
344 | \r | |
345 | if ((Operands & OPERAND_M_OP1) == 0) {\r | |
346 | Ip = (UINT64)Data32;\r | |
347 | } else {\r | |
348 | Ip = GetRegisterValue (SystemContext, (Operands & OPERAND_M_OP1));\r | |
349 | }\r | |
350 | \r | |
351 | if ((Operands & OPERAND_M_INDIRECT1) == 0) {\r | |
352 | if ((Operands & OPERAND_M_RELATIVE_ADDR) != 0) {\r | |
353 | Result = EdbFindAndPrintSymbol ((UINTN)(SavedInstructionAddress + Ip + Size));\r | |
354 | } else {\r | |
355 | Result = EdbFindAndPrintSymbol ((UINTN)Ip);\r | |
356 | }\r | |
357 | if (Result == 0) {\r | |
358 | EdbPrintRegister1 (Operands);\r | |
359 | if ((Modifiers & OPCODE_M_IMMDATA) != 0) {\r | |
360 | EdbPrintImmData32 (Data32);\r | |
361 | }\r | |
362 | }\r | |
363 | } else {\r | |
364 | EdbPrintRegister1 (Operands);\r | |
365 | if ((Modifiers & OPCODE_M_IMMDATA) != 0) {\r | |
366 | EdbPrintRawIndexData32 (Data32);\r | |
367 | }\r | |
368 | }\r | |
369 | }\r | |
370 | \r | |
371 | EdbPostInstructionString ();\r | |
372 | }\r | |
373 | \r | |
374 | return Size;\r | |
375 | }\r | |
376 | \r | |
377 | /**\r | |
378 | \r | |
379 | Disasm instruction - RET.\r | |
380 | \r | |
381 | @param InstructionAddress - The instruction address\r | |
382 | @param SystemContext - EBC system context.\r | |
383 | @param DisasmString - The instruction string\r | |
384 | \r | |
385 | @return Instruction length\r | |
386 | \r | |
387 | **/\r | |
388 | UINTN\r | |
389 | EdbDisasmRET (\r | |
390 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
391 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
392 | OUT CHAR16 **DisasmString\r | |
393 | )\r | |
394 | {\r | |
395 | ASSERT (GET_OPCODE(InstructionAddress) == OPCODE_RET);\r | |
396 | \r | |
397 | if (*(UINT8 *)(UINTN)(InstructionAddress + 1) != 0) {\r | |
398 | return 0;\r | |
399 | }\r | |
400 | \r | |
401 | //\r | |
402 | // Construct Disasm String\r | |
403 | //\r | |
404 | if (DisasmString != NULL) {\r | |
405 | *DisasmString = EdbPreInstructionString ();\r | |
406 | \r | |
407 | EdbPrintInstructionName (L"RET");\r | |
408 | \r | |
409 | EdbPostInstructionString ();\r | |
410 | }\r | |
411 | \r | |
412 | return 2;\r | |
413 | }\r | |
414 | \r | |
415 | /**\r | |
416 | \r | |
417 | Disasm instruction - CMP.\r | |
418 | \r | |
419 | @param InstructionAddress - The instruction address\r | |
420 | @param SystemContext - EBC system context.\r | |
421 | @param DisasmString - The instruction string\r | |
422 | \r | |
423 | @return Instruction length\r | |
424 | \r | |
425 | **/\r | |
426 | UINTN\r | |
427 | EdbDisasmCMP (\r | |
428 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
429 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
430 | OUT CHAR16 **DisasmString\r | |
431 | )\r | |
432 | {\r | |
433 | UINT8 Opcode;\r | |
434 | UINT8 Modifiers;\r | |
435 | UINT8 Operands;\r | |
436 | UINT16 Data16;\r | |
437 | UINTN Size;\r | |
438 | \r | |
439 | ASSERT (\r | |
440 | (GET_OPCODE(InstructionAddress) == OPCODE_CMPEQ) ||\r | |
441 | (GET_OPCODE(InstructionAddress) == OPCODE_CMPLTE) ||\r | |
442 | (GET_OPCODE(InstructionAddress) == OPCODE_CMPGTE) ||\r | |
443 | (GET_OPCODE(InstructionAddress) == OPCODE_CMPULTE) ||\r | |
444 | (GET_OPCODE(InstructionAddress) == OPCODE_CMPUGTE)\r | |
445 | );\r | |
446 | \r | |
447 | Opcode = GET_OPCODE (InstructionAddress);\r | |
448 | Modifiers = GET_MODIFIERS (InstructionAddress);\r | |
449 | Operands = GET_OPERANDS (InstructionAddress);\r | |
450 | if ((Modifiers & OPCODE_M_IMMDATA) != 0) {\r | |
451 | Size = 4;\r | |
452 | } else {\r | |
453 | Size = 2;\r | |
454 | }\r | |
455 | \r | |
456 | //\r | |
457 | // Construct Disasm String\r | |
458 | //\r | |
459 | if (DisasmString != NULL) {\r | |
460 | *DisasmString = EdbPreInstructionString ();\r | |
461 | \r | |
462 | EdbPrintInstructionName (L"CMP");\r | |
463 | // if (Modifiers & OPCODE_M_64BIT) {\r | |
464 | // EdbPrintInstructionName (L"64");\r | |
465 | // } else {\r | |
466 | // EdbPrintInstructionName (L"32");\r | |
467 | // }\r | |
468 | switch (Opcode) {\r | |
469 | case OPCODE_CMPEQ:\r | |
470 | EdbPrintInstructionName (L"eq");\r | |
471 | break;\r | |
472 | case OPCODE_CMPLTE:\r | |
473 | EdbPrintInstructionName (L"lte");\r | |
474 | break;\r | |
475 | case OPCODE_CMPGTE:\r | |
476 | EdbPrintInstructionName (L"gte");\r | |
477 | break;\r | |
478 | case OPCODE_CMPULTE:\r | |
479 | EdbPrintInstructionName (L"ulte");\r | |
480 | break;\r | |
481 | case OPCODE_CMPUGTE:\r | |
482 | EdbPrintInstructionName (L"ugte");\r | |
483 | break;\r | |
484 | }\r | |
485 | \r | |
486 | EdbPrintRegister1 (Operands);\r | |
487 | InstructionAddress += 2;\r | |
488 | \r | |
489 | EdbPrintComma ();\r | |
490 | EdbPrintRegister2 (Operands);\r | |
491 | \r | |
492 | if ((Modifiers & OPCODE_M_IMMDATA) != 0) {\r | |
493 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
494 | if ((Operands & OPERAND_M_INDIRECT2) != 0) {\r | |
495 | EdbPrintRawIndexData16 (Data16);\r | |
496 | } else {\r | |
497 | EdbPrintImmDatan (Data16);\r | |
498 | }\r | |
499 | }\r | |
500 | \r | |
501 | EdbPostInstructionString ();\r | |
502 | }\r | |
503 | \r | |
504 | return Size;\r | |
505 | }\r | |
506 | \r | |
507 | /**\r | |
508 | \r | |
509 | Disasm instruction - Unsigned Data Manipulate.\r | |
510 | \r | |
511 | @param InstructionAddress - The instruction address\r | |
512 | @param SystemContext - EBC system context.\r | |
513 | @param DisasmString - The instruction string\r | |
514 | \r | |
515 | @return Instruction length\r | |
516 | \r | |
517 | **/\r | |
518 | UINTN\r | |
519 | EdbDisasmUnsignedDataManip (\r | |
520 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
521 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
522 | OUT CHAR16 **DisasmString\r | |
523 | )\r | |
524 | {\r | |
525 | UINT8 Modifiers;\r | |
526 | UINT8 Opcode;\r | |
527 | UINT8 Operands;\r | |
528 | UINTN Size;\r | |
529 | UINT16 Data16;\r | |
530 | \r | |
531 | ASSERT (\r | |
532 | (GET_OPCODE(InstructionAddress) == OPCODE_NOT) ||\r | |
533 | (GET_OPCODE(InstructionAddress) == OPCODE_MULU) ||\r | |
534 | (GET_OPCODE(InstructionAddress) == OPCODE_DIVU) ||\r | |
535 | (GET_OPCODE(InstructionAddress) == OPCODE_MODU) ||\r | |
536 | (GET_OPCODE(InstructionAddress) == OPCODE_AND) ||\r | |
537 | (GET_OPCODE(InstructionAddress) == OPCODE_OR) ||\r | |
538 | (GET_OPCODE(InstructionAddress) == OPCODE_XOR) ||\r | |
539 | (GET_OPCODE(InstructionAddress) == OPCODE_SHL) ||\r | |
540 | (GET_OPCODE(InstructionAddress) == OPCODE_SHR) ||\r | |
541 | (GET_OPCODE(InstructionAddress) == OPCODE_EXTNDB) ||\r | |
542 | (GET_OPCODE(InstructionAddress) == OPCODE_EXTNDW) ||\r | |
543 | (GET_OPCODE(InstructionAddress) == OPCODE_EXTNDD)\r | |
544 | );\r | |
545 | \r | |
546 | Opcode = GET_OPCODE (InstructionAddress);\r | |
547 | Operands = GET_OPERANDS (InstructionAddress);\r | |
548 | Modifiers = GET_MODIFIERS (InstructionAddress);\r | |
549 | if ((Modifiers & DATAMANIP_M_IMMDATA) != 0) {\r | |
550 | Size = 4;\r | |
551 | } else {\r | |
552 | Size = 2;\r | |
553 | }\r | |
554 | \r | |
555 | //\r | |
556 | // Construct Disasm String\r | |
557 | //\r | |
558 | if (DisasmString != NULL) {\r | |
559 | *DisasmString = EdbPreInstructionString ();\r | |
560 | \r | |
561 | switch (Opcode) {\r | |
562 | case OPCODE_NOT:\r | |
563 | EdbPrintInstructionName (L"NOT");\r | |
564 | break;\r | |
565 | case OPCODE_MULU:\r | |
566 | EdbPrintInstructionName (L"MULU");\r | |
567 | break;\r | |
568 | case OPCODE_DIVU:\r | |
569 | EdbPrintInstructionName (L"DIVU");\r | |
570 | break;\r | |
571 | case OPCODE_MODU:\r | |
572 | EdbPrintInstructionName (L"MODU");\r | |
573 | break;\r | |
574 | case OPCODE_AND:\r | |
575 | EdbPrintInstructionName (L"AND");\r | |
576 | break;\r | |
577 | case OPCODE_OR:\r | |
578 | EdbPrintInstructionName (L"OR");\r | |
579 | break;\r | |
580 | case OPCODE_XOR:\r | |
581 | EdbPrintInstructionName (L"XOR");\r | |
582 | break;\r | |
583 | case OPCODE_SHL:\r | |
584 | EdbPrintInstructionName (L"SHL");\r | |
585 | break;\r | |
586 | case OPCODE_SHR:\r | |
587 | EdbPrintInstructionName (L"SHR");\r | |
588 | break;\r | |
589 | case OPCODE_EXTNDB:\r | |
590 | EdbPrintInstructionName (L"EXTNDB");\r | |
591 | break;\r | |
592 | case OPCODE_EXTNDW:\r | |
593 | EdbPrintInstructionName (L"EXTNDW");\r | |
594 | break;\r | |
595 | case OPCODE_EXTNDD:\r | |
596 | EdbPrintInstructionName (L"EXTNDD");\r | |
597 | break;\r | |
598 | }\r | |
599 | // if (Modifiers & DATAMANIP_M_64) {\r | |
600 | // EdbPrintInstructionName (L"64");\r | |
601 | // } else {\r | |
602 | // EdbPrintInstructionName (L"32");\r | |
603 | // }\r | |
604 | \r | |
605 | EdbPrintRegister1 (Operands);\r | |
606 | EdbPrintComma ();\r | |
607 | EdbPrintRegister2 (Operands);\r | |
608 | \r | |
609 | InstructionAddress += 2;\r | |
610 | if ((Modifiers & DATAMANIP_M_IMMDATA) != 0) {\r | |
611 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
612 | if ((Operands & OPERAND_M_INDIRECT2) != 0) {\r | |
613 | EdbPrintRawIndexData16 (Data16);\r | |
614 | } else {\r | |
615 | EdbPrintImmDatan (Data16);\r | |
616 | }\r | |
617 | }\r | |
618 | \r | |
619 | EdbPostInstructionString ();\r | |
620 | }\r | |
621 | \r | |
622 | return Size;\r | |
623 | }\r | |
624 | \r | |
625 | /**\r | |
626 | \r | |
627 | Disasm instruction - Signed Data Manipulate,\r | |
628 | \r | |
629 | @param InstructionAddress - The instruction address\r | |
630 | @param SystemContext - EBC system context.\r | |
631 | @param DisasmString - The instruction string\r | |
632 | \r | |
633 | @return Instruction length\r | |
634 | \r | |
635 | **/\r | |
636 | UINTN\r | |
637 | EdbDisasmSignedDataManip (\r | |
638 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
639 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
640 | OUT CHAR16 **DisasmString\r | |
641 | )\r | |
642 | {\r | |
643 | UINT8 Modifiers;\r | |
644 | UINT8 Opcode;\r | |
645 | UINT8 Operands;\r | |
646 | UINTN Size;\r | |
647 | UINT16 Data16;\r | |
648 | \r | |
649 | ASSERT (\r | |
650 | (GET_OPCODE(InstructionAddress) == OPCODE_NEG) ||\r | |
651 | (GET_OPCODE(InstructionAddress) == OPCODE_ADD) ||\r | |
652 | (GET_OPCODE(InstructionAddress) == OPCODE_SUB) ||\r | |
653 | (GET_OPCODE(InstructionAddress) == OPCODE_MUL) ||\r | |
654 | (GET_OPCODE(InstructionAddress) == OPCODE_DIV) ||\r | |
655 | (GET_OPCODE(InstructionAddress) == OPCODE_MOD) ||\r | |
656 | (GET_OPCODE(InstructionAddress) == OPCODE_ASHR)\r | |
657 | );\r | |
658 | \r | |
659 | Opcode = GET_OPCODE (InstructionAddress);\r | |
660 | Operands = GET_OPERANDS (InstructionAddress);\r | |
661 | Modifiers = GET_MODIFIERS (InstructionAddress);\r | |
662 | if ((Modifiers & DATAMANIP_M_IMMDATA) != 0) {\r | |
663 | Size = 4;\r | |
664 | } else {\r | |
665 | Size = 2;\r | |
666 | }\r | |
667 | \r | |
668 | //\r | |
669 | // Construct Disasm String\r | |
670 | //\r | |
671 | if (DisasmString != NULL) {\r | |
672 | *DisasmString = EdbPreInstructionString ();\r | |
673 | \r | |
674 | switch (Opcode) {\r | |
675 | case OPCODE_NEG:\r | |
676 | EdbPrintInstructionName (L"NEG");\r | |
677 | break;\r | |
678 | case OPCODE_ADD:\r | |
679 | EdbPrintInstructionName (L"ADD");\r | |
680 | break;\r | |
681 | case OPCODE_SUB:\r | |
682 | EdbPrintInstructionName (L"SUB");\r | |
683 | break;\r | |
684 | case OPCODE_MUL:\r | |
685 | EdbPrintInstructionName (L"MUL");\r | |
686 | break;\r | |
687 | case OPCODE_DIV:\r | |
688 | EdbPrintInstructionName (L"DIV");\r | |
689 | break;\r | |
690 | case OPCODE_MOD:\r | |
691 | EdbPrintInstructionName (L"MOD");\r | |
692 | break;\r | |
693 | case OPCODE_ASHR:\r | |
694 | EdbPrintInstructionName (L"ASHR");\r | |
695 | break;\r | |
696 | }\r | |
697 | // if (Modifiers & DATAMANIP_M_64) {\r | |
698 | // EdbPrintInstructionName (L"64");\r | |
699 | // } else {\r | |
700 | // EdbPrintInstructionName (L"32");\r | |
701 | // }\r | |
702 | \r | |
703 | EdbPrintRegister1 (Operands);\r | |
704 | EdbPrintComma ();\r | |
705 | EdbPrintRegister2 (Operands);\r | |
706 | \r | |
707 | InstructionAddress += 2;\r | |
708 | if ((Modifiers & DATAMANIP_M_IMMDATA) != 0) {\r | |
709 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
710 | if ((Operands & OPERAND_M_INDIRECT2) != 0) {\r | |
711 | EdbPrintRawIndexData16 (Data16);\r | |
712 | } else {\r | |
713 | EdbPrintImmDatan (Data16);\r | |
714 | }\r | |
715 | }\r | |
716 | \r | |
717 | EdbPostInstructionString ();\r | |
718 | }\r | |
719 | \r | |
720 | return Size;\r | |
721 | }\r | |
722 | \r | |
723 | /**\r | |
724 | \r | |
725 | Disasm instruction - MOVxx.\r | |
726 | \r | |
727 | @param InstructionAddress - The instruction address\r | |
728 | @param SystemContext - EBC system context.\r | |
729 | @param DisasmString - The instruction string\r | |
730 | \r | |
731 | @return Instruction length\r | |
732 | \r | |
733 | **/\r | |
734 | UINTN\r | |
735 | EdbDisasmMOVxx (\r | |
736 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
737 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
738 | OUT CHAR16 **DisasmString\r | |
739 | )\r | |
740 | {\r | |
741 | UINT8 Modifiers;\r | |
742 | UINT8 Opcode;\r | |
743 | UINT8 Operands;\r | |
744 | UINTN Size;\r | |
745 | UINT16 Data16;\r | |
746 | UINT32 Data32;\r | |
747 | UINT64 Data64;\r | |
748 | \r | |
749 | ASSERT (\r | |
750 | (GET_OPCODE(InstructionAddress) == OPCODE_MOVBW) ||\r | |
751 | (GET_OPCODE(InstructionAddress) == OPCODE_MOVWW) ||\r | |
752 | (GET_OPCODE(InstructionAddress) == OPCODE_MOVDW) ||\r | |
753 | (GET_OPCODE(InstructionAddress) == OPCODE_MOVQW) ||\r | |
754 | (GET_OPCODE(InstructionAddress) == OPCODE_MOVBD) ||\r | |
755 | (GET_OPCODE(InstructionAddress) == OPCODE_MOVWD) ||\r | |
756 | (GET_OPCODE(InstructionAddress) == OPCODE_MOVDD) ||\r | |
757 | (GET_OPCODE(InstructionAddress) == OPCODE_MOVQD) ||\r | |
758 | (GET_OPCODE(InstructionAddress) == OPCODE_MOVQQ) ||\r | |
759 | (GET_OPCODE(InstructionAddress) == OPCODE_MOVNW) ||\r | |
760 | (GET_OPCODE(InstructionAddress) == OPCODE_MOVND)\r | |
761 | );\r | |
762 | \r | |
763 | Opcode = GET_OPCODE (InstructionAddress);\r | |
764 | Modifiers = GET_MODIFIERS (InstructionAddress);\r | |
765 | Operands = GET_OPERANDS (InstructionAddress);\r | |
766 | Size = 2;\r | |
767 | if ((Modifiers & (OPCODE_M_IMMED_OP1 | OPCODE_M_IMMED_OP2)) != 0) {\r | |
768 | if ((Opcode <= OPCODE_MOVQW) || (Opcode == OPCODE_MOVNW)) {\r | |
769 | if ((Modifiers & OPCODE_M_IMMED_OP1) != 0) {\r | |
770 | Size += 2;\r | |
771 | }\r | |
772 | if ((Modifiers & OPCODE_M_IMMED_OP2) != 0) {\r | |
773 | Size += 2;\r | |
774 | }\r | |
775 | } else if (((Opcode <= OPCODE_MOVQD) || (Opcode == OPCODE_MOVND)) != 0) {\r | |
776 | if ((Modifiers & OPCODE_M_IMMED_OP1) != 0) {\r | |
777 | Size += 4;\r | |
778 | }\r | |
779 | if ((Modifiers & OPCODE_M_IMMED_OP2) != 0) {\r | |
780 | Size += 4;\r | |
781 | }\r | |
782 | } else if (Opcode == OPCODE_MOVQQ) {\r | |
783 | if ((Modifiers & OPCODE_M_IMMED_OP1) != 0) {\r | |
784 | Size += 8;\r | |
785 | }\r | |
786 | if ((Modifiers & OPCODE_M_IMMED_OP2) != 0) {\r | |
787 | Size += 8;\r | |
788 | }\r | |
789 | }\r | |
790 | }\r | |
791 | \r | |
792 | //\r | |
793 | // Construct Disasm String\r | |
794 | //\r | |
795 | if (DisasmString != NULL) {\r | |
796 | *DisasmString = EdbPreInstructionString ();\r | |
797 | \r | |
798 | EdbPrintInstructionName (L"MOV");\r | |
799 | switch (Opcode) {\r | |
800 | case OPCODE_MOVBW:\r | |
801 | EdbPrintInstructionName (L"bw");\r | |
802 | break;\r | |
803 | case OPCODE_MOVWW:\r | |
804 | EdbPrintInstructionName (L"ww");\r | |
805 | break;\r | |
806 | case OPCODE_MOVDW:\r | |
807 | EdbPrintInstructionName (L"dw");\r | |
808 | break;\r | |
809 | case OPCODE_MOVQW:\r | |
810 | EdbPrintInstructionName (L"qw");\r | |
811 | break;\r | |
812 | case OPCODE_MOVBD:\r | |
813 | EdbPrintInstructionName (L"bd");\r | |
814 | break;\r | |
815 | case OPCODE_MOVWD:\r | |
816 | EdbPrintInstructionName (L"wd");\r | |
817 | break;\r | |
818 | case OPCODE_MOVDD:\r | |
819 | EdbPrintInstructionName (L"dd");\r | |
820 | break;\r | |
821 | case OPCODE_MOVQD:\r | |
822 | EdbPrintInstructionName (L"qd");\r | |
823 | break;\r | |
824 | case OPCODE_MOVQQ:\r | |
825 | EdbPrintInstructionName (L"qq");\r | |
826 | break;\r | |
827 | case OPCODE_MOVNW:\r | |
828 | EdbPrintInstructionName (L"nw");\r | |
829 | break;\r | |
830 | case OPCODE_MOVND:\r | |
831 | EdbPrintInstructionName (L"nd");\r | |
832 | break;\r | |
833 | }\r | |
834 | \r | |
835 | EdbPrintRegister1 (Operands);\r | |
836 | \r | |
837 | InstructionAddress += 2;\r | |
838 | if ((Modifiers & OPCODE_M_IMMED_OP1) != 0) {\r | |
839 | if ((Opcode <= OPCODE_MOVQW) || (Opcode == OPCODE_MOVNW)) {\r | |
840 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
841 | InstructionAddress += 2;\r | |
842 | EdbPrintRawIndexData16 (Data16);\r | |
843 | } else if ((Opcode <= OPCODE_MOVQD) || (Opcode == OPCODE_MOVND)) {\r | |
844 | CopyMem (&Data32, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT32));\r | |
845 | InstructionAddress += 4;\r | |
846 | EdbPrintRawIndexData32 (Data32);\r | |
847 | } else if (Opcode == OPCODE_MOVQQ) {\r | |
848 | CopyMem (&Data64, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT64));\r | |
849 | InstructionAddress += 8;\r | |
850 | EdbPrintRawIndexData64 (Data64);\r | |
851 | }\r | |
852 | }\r | |
853 | \r | |
854 | EdbPrintComma ();\r | |
855 | EdbPrintRegister2 (Operands);\r | |
856 | \r | |
857 | if ((Modifiers & OPCODE_M_IMMED_OP2) != 0) {\r | |
858 | if ((Opcode <= OPCODE_MOVQW) || (Opcode == OPCODE_MOVNW)) {\r | |
859 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
860 | EdbPrintRawIndexData16 (Data16);\r | |
861 | } else if ((Opcode <= OPCODE_MOVQD) || (Opcode == OPCODE_MOVND)) {\r | |
862 | CopyMem (&Data32, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT32));\r | |
863 | EdbPrintRawIndexData32 (Data32);\r | |
864 | } else if (Opcode == OPCODE_MOVQQ) {\r | |
865 | CopyMem (&Data64, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT64));\r | |
866 | EdbPrintRawIndexData64 (Data64);\r | |
867 | }\r | |
868 | }\r | |
869 | \r | |
870 | EdbPostInstructionString ();\r | |
871 | }\r | |
872 | \r | |
873 | return Size;\r | |
874 | }\r | |
875 | \r | |
876 | /**\r | |
877 | \r | |
878 | Disasm instruction - MOVsnw.\r | |
879 | \r | |
880 | @param InstructionAddress - The instruction address\r | |
881 | @param SystemContext - EBC system context.\r | |
882 | @param DisasmString - The instruction string\r | |
883 | \r | |
884 | @return Instruction length\r | |
885 | \r | |
886 | **/\r | |
887 | UINTN\r | |
888 | EdbDisasmMOVsnw (\r | |
889 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
890 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
891 | OUT CHAR16 **DisasmString\r | |
892 | )\r | |
893 | {\r | |
894 | UINT8 Modifiers;\r | |
895 | UINT8 Operands;\r | |
896 | UINTN Size;\r | |
897 | UINT16 Data16;\r | |
898 | \r | |
899 | ASSERT (GET_OPCODE(InstructionAddress) == OPCODE_MOVSNW);\r | |
900 | \r | |
901 | Modifiers = GET_MODIFIERS (InstructionAddress);\r | |
902 | Operands = GET_OPERANDS (InstructionAddress);\r | |
903 | Size = 2;\r | |
904 | if ((Modifiers & OPCODE_M_IMMED_OP1) != 0) {\r | |
905 | Size += 2;\r | |
906 | }\r | |
907 | if ((Modifiers & OPCODE_M_IMMED_OP2) != 0) {\r | |
908 | Size += 2;\r | |
909 | }\r | |
910 | \r | |
911 | //\r | |
912 | // Construct Disasm String\r | |
913 | //\r | |
914 | if (DisasmString != NULL) {\r | |
915 | *DisasmString = EdbPreInstructionString ();\r | |
916 | \r | |
917 | EdbPrintInstructionName (L"MOVsnw");\r | |
918 | \r | |
919 | EdbPrintRegister1 (Operands);\r | |
920 | \r | |
921 | InstructionAddress += 2;\r | |
922 | if ((Modifiers & OPCODE_M_IMMED_OP1) != 0) {\r | |
923 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
924 | InstructionAddress += 2;\r | |
925 | EdbPrintRawIndexData16 (Data16);\r | |
926 | }\r | |
927 | \r | |
928 | EdbPrintComma ();\r | |
929 | EdbPrintRegister2 (Operands);\r | |
930 | \r | |
931 | if ((Modifiers & OPCODE_M_IMMED_OP2) != 0) {\r | |
932 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
933 | if ((Operands & OPERAND_M_INDIRECT2) != 0) {\r | |
934 | EdbPrintRawIndexData16 (Data16);\r | |
935 | } else {\r | |
936 | EdbPrintImmDatan (Data16);\r | |
937 | }\r | |
938 | }\r | |
939 | \r | |
940 | EdbPostInstructionString ();\r | |
941 | }\r | |
942 | \r | |
943 | return Size;\r | |
944 | }\r | |
945 | \r | |
946 | /**\r | |
947 | \r | |
948 | Disasm instruction - MOVsnd.\r | |
949 | \r | |
950 | @param InstructionAddress - The instruction address\r | |
951 | @param SystemContext - EBC system context.\r | |
952 | @param DisasmString - The instruction string\r | |
953 | \r | |
954 | @return Instruction length\r | |
955 | \r | |
956 | **/\r | |
957 | UINTN\r | |
958 | EdbDisasmMOVsnd (\r | |
959 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
960 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
961 | OUT CHAR16 **DisasmString\r | |
962 | )\r | |
963 | {\r | |
964 | UINT8 Modifiers;\r | |
965 | UINT8 Operands;\r | |
966 | UINTN Size;\r | |
967 | UINT32 Data32;\r | |
968 | \r | |
969 | ASSERT (GET_OPCODE(InstructionAddress) == OPCODE_MOVSND);\r | |
970 | \r | |
971 | Modifiers = GET_MODIFIERS (InstructionAddress);\r | |
972 | Operands = GET_OPERANDS (InstructionAddress);\r | |
973 | Size = 2;\r | |
974 | if ((Modifiers & OPCODE_M_IMMED_OP1) != 0) {\r | |
975 | Size += 4;\r | |
976 | }\r | |
977 | if ((Modifiers & OPCODE_M_IMMED_OP2) != 0) {\r | |
978 | Size += 4;\r | |
979 | }\r | |
980 | \r | |
981 | //\r | |
982 | // Construct Disasm String\r | |
983 | //\r | |
984 | if (DisasmString != NULL) {\r | |
985 | *DisasmString = EdbPreInstructionString ();\r | |
986 | \r | |
987 | EdbPrintInstructionName (L"MOVsnd");\r | |
988 | \r | |
989 | EdbPrintRegister1 (Operands);\r | |
990 | \r | |
991 | InstructionAddress += 2;\r | |
992 | if ((Modifiers & OPCODE_M_IMMED_OP1) != 0) {\r | |
993 | CopyMem (&Data32, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT32));\r | |
994 | InstructionAddress += 4;\r | |
995 | EdbPrintRawIndexData32 (Data32);\r | |
996 | }\r | |
997 | \r | |
998 | EdbPrintComma ();\r | |
999 | EdbPrintRegister2 (Operands);\r | |
1000 | \r | |
1001 | if ((Modifiers & OPCODE_M_IMMED_OP2) != 0) {\r | |
1002 | CopyMem (&Data32, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT32));\r | |
1003 | if ((Operands & OPERAND_M_INDIRECT2) != 0) {\r | |
1004 | EdbPrintRawIndexData32 (Data32);\r | |
1005 | } else {\r | |
1006 | EdbPrintImmDatan (Data32);\r | |
1007 | }\r | |
1008 | }\r | |
1009 | \r | |
1010 | EdbPostInstructionString ();\r | |
1011 | }\r | |
1012 | \r | |
1013 | return Size;\r | |
1014 | }\r | |
1015 | \r | |
1016 | /**\r | |
1017 | \r | |
1018 | Disasm instruction - LOADSP.\r | |
1019 | \r | |
1020 | @param InstructionAddress - The instruction address\r | |
1021 | @param SystemContext - EBC system context.\r | |
1022 | @param DisasmString - The instruction string\r | |
1023 | \r | |
1024 | @return Instruction length\r | |
1025 | \r | |
1026 | **/\r | |
1027 | UINTN\r | |
1028 | EdbDisasmLOADSP (\r | |
1029 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
1030 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
1031 | OUT CHAR16 **DisasmString\r | |
1032 | )\r | |
1033 | {\r | |
1034 | UINT8 Operands;\r | |
1035 | \r | |
1036 | ASSERT (GET_OPCODE(InstructionAddress) == OPCODE_LOADSP);\r | |
1037 | \r | |
1038 | Operands = GET_OPERANDS (InstructionAddress);\r | |
1039 | \r | |
1040 | //\r | |
1041 | // Construct Disasm String\r | |
1042 | //\r | |
1043 | if (DisasmString != NULL) {\r | |
1044 | *DisasmString = EdbPreInstructionString ();\r | |
1045 | \r | |
1046 | EdbPrintInstructionName (L"LOADSP");\r | |
1047 | \r | |
1048 | EdbPrintDedicatedRegister1 (Operands);\r | |
1049 | \r | |
1050 | EdbPrintRegister2 (Operands);\r | |
1051 | \r | |
1052 | EdbPostInstructionString ();\r | |
1053 | }\r | |
1054 | \r | |
1055 | return 2;\r | |
1056 | }\r | |
1057 | \r | |
1058 | /**\r | |
1059 | \r | |
1060 | Disasm instruction - STORESP.\r | |
1061 | \r | |
1062 | @param InstructionAddress - The instruction address\r | |
1063 | @param SystemContext - EBC system context.\r | |
1064 | @param DisasmString - The instruction string\r | |
1065 | \r | |
1066 | @return Instruction length\r | |
1067 | \r | |
1068 | **/\r | |
1069 | UINTN\r | |
1070 | EdbDisasmSTORESP (\r | |
1071 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
1072 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
1073 | OUT CHAR16 **DisasmString\r | |
1074 | )\r | |
1075 | {\r | |
1076 | UINT8 Operands;\r | |
1077 | \r | |
1078 | ASSERT (GET_OPCODE(InstructionAddress) == OPCODE_STORESP);\r | |
1079 | \r | |
1080 | Operands = GET_OPERANDS (InstructionAddress);\r | |
1081 | \r | |
1082 | //\r | |
1083 | // Construct Disasm String\r | |
1084 | //\r | |
1085 | if (DisasmString != NULL) {\r | |
1086 | *DisasmString = EdbPreInstructionString ();\r | |
1087 | \r | |
1088 | EdbPrintInstructionName (L"STORESP");\r | |
1089 | \r | |
1090 | EdbPrintRegister1 (Operands);\r | |
1091 | \r | |
1092 | EdbPrintDedicatedRegister2 (Operands);\r | |
1093 | \r | |
1094 | EdbPostInstructionString ();\r | |
1095 | }\r | |
1096 | \r | |
1097 | return 2;\r | |
1098 | }\r | |
1099 | \r | |
1100 | \r | |
1101 | /**\r | |
1102 | \r | |
1103 | Disasm instruction - PUSH.\r | |
1104 | \r | |
1105 | @param InstructionAddress - The instruction address\r | |
1106 | @param SystemContext - EBC system context.\r | |
1107 | @param DisasmString - The instruction string\r | |
1108 | \r | |
1109 | @return Instruction length\r | |
1110 | \r | |
1111 | **/\r | |
1112 | UINTN\r | |
1113 | EdbDisasmPUSH (\r | |
1114 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
1115 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
1116 | OUT CHAR16 **DisasmString\r | |
1117 | )\r | |
1118 | {\r | |
1119 | UINT8 Modifiers;\r | |
1120 | UINT8 Operands;\r | |
1121 | UINTN Size;\r | |
1122 | UINT16 Data16;\r | |
1123 | \r | |
1124 | ASSERT (GET_OPCODE(InstructionAddress) == OPCODE_PUSH);\r | |
1125 | \r | |
1126 | Operands = GET_OPERANDS (InstructionAddress);\r | |
1127 | Modifiers = GET_MODIFIERS (InstructionAddress);\r | |
1128 | if ((Modifiers & PUSHPOP_M_IMMDATA) != 0) {\r | |
1129 | Size = 4;\r | |
1130 | } else {\r | |
1131 | Size = 2;\r | |
1132 | }\r | |
1133 | \r | |
1134 | //\r | |
1135 | // Construct Disasm String\r | |
1136 | //\r | |
1137 | if (DisasmString != NULL) {\r | |
1138 | *DisasmString = EdbPreInstructionString ();\r | |
1139 | \r | |
1140 | EdbPrintInstructionName (L"PUSH");\r | |
1141 | // if (Modifiers & PUSHPOP_M_64) {\r | |
1142 | // EdbPrintInstructionName (L"64");\r | |
1143 | // } else {\r | |
1144 | // EdbPrintInstructionName (L"32");\r | |
1145 | // }\r | |
1146 | \r | |
1147 | EdbPrintRegister1 (Operands);\r | |
1148 | \r | |
1149 | InstructionAddress += 2;\r | |
1150 | if ((Modifiers & PUSHPOP_M_IMMDATA) != 0) {\r | |
1151 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
1152 | if ((Operands & OPERAND_M_INDIRECT1) != 0) {\r | |
1153 | EdbPrintRawIndexData16 (Data16);\r | |
1154 | } else {\r | |
1155 | EdbPrintImmDatan (Data16);\r | |
1156 | }\r | |
1157 | }\r | |
1158 | \r | |
1159 | EdbPostInstructionString ();\r | |
1160 | }\r | |
1161 | \r | |
1162 | return Size;\r | |
1163 | }\r | |
1164 | \r | |
1165 | /**\r | |
1166 | \r | |
1167 | Disasm instruction - POP.\r | |
1168 | \r | |
1169 | @param InstructionAddress - The instruction address\r | |
1170 | @param SystemContext - EBC system context.\r | |
1171 | @param DisasmString - The instruction string\r | |
1172 | \r | |
1173 | @return Instruction length\r | |
1174 | \r | |
1175 | **/\r | |
1176 | UINTN\r | |
1177 | EdbDisasmPOP (\r | |
1178 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
1179 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
1180 | OUT CHAR16 **DisasmString\r | |
1181 | )\r | |
1182 | {\r | |
1183 | UINT8 Modifiers;\r | |
1184 | UINT8 Operands;\r | |
1185 | UINTN Size;\r | |
1186 | UINT16 Data16;\r | |
1187 | \r | |
1188 | ASSERT (GET_OPCODE(InstructionAddress) == OPCODE_POP);\r | |
1189 | \r | |
1190 | Operands = GET_OPERANDS (InstructionAddress);\r | |
1191 | Modifiers = GET_MODIFIERS (InstructionAddress);\r | |
1192 | if ((Modifiers & PUSHPOP_M_IMMDATA) != 0) {\r | |
1193 | Size = 4;\r | |
1194 | } else {\r | |
1195 | Size = 2;\r | |
1196 | }\r | |
1197 | \r | |
1198 | //\r | |
1199 | // Construct Disasm String\r | |
1200 | //\r | |
1201 | if (DisasmString != NULL) {\r | |
1202 | *DisasmString = EdbPreInstructionString ();\r | |
1203 | \r | |
1204 | EdbPrintInstructionName (L"POP");\r | |
1205 | // if (Modifiers & PUSHPOP_M_64) {\r | |
1206 | // EdbPrintInstructionName (L"64");\r | |
1207 | // } else {\r | |
1208 | // EdbPrintInstructionName (L"32");\r | |
1209 | // }\r | |
1210 | \r | |
1211 | EdbPrintRegister1 (Operands);\r | |
1212 | \r | |
1213 | InstructionAddress += 2;\r | |
1214 | if ((Modifiers & PUSHPOP_M_IMMDATA) != 0) {\r | |
1215 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
1216 | if ((Operands & OPERAND_M_INDIRECT1) != 0) {\r | |
1217 | EdbPrintRawIndexData16 (Data16);\r | |
1218 | } else {\r | |
1219 | EdbPrintImmDatan (Data16);\r | |
1220 | }\r | |
1221 | }\r | |
1222 | \r | |
1223 | EdbPostInstructionString ();\r | |
1224 | }\r | |
1225 | \r | |
1226 | return Size;\r | |
1227 | }\r | |
1228 | \r | |
1229 | /**\r | |
1230 | \r | |
1231 | Disasm instruction - CMPI.\r | |
1232 | \r | |
1233 | @param InstructionAddress - The instruction address\r | |
1234 | @param SystemContext - EBC system context.\r | |
1235 | @param DisasmString - The instruction string\r | |
1236 | \r | |
1237 | @return Instruction length\r | |
1238 | \r | |
1239 | **/\r | |
1240 | UINTN\r | |
1241 | EdbDisasmCMPI (\r | |
1242 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
1243 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
1244 | OUT CHAR16 **DisasmString\r | |
1245 | )\r | |
1246 | {\r | |
1247 | UINT8 Modifiers;\r | |
1248 | UINT8 Opcode;\r | |
1249 | UINT8 Operands;\r | |
1250 | UINT16 Data16;\r | |
1251 | UINT32 Data32;\r | |
1252 | UINTN Size;\r | |
1253 | \r | |
1254 | ASSERT (\r | |
1255 | (GET_OPCODE(InstructionAddress) == OPCODE_CMPIEQ) ||\r | |
1256 | (GET_OPCODE(InstructionAddress) == OPCODE_CMPILTE) ||\r | |
1257 | (GET_OPCODE(InstructionAddress) == OPCODE_CMPIGTE) ||\r | |
1258 | (GET_OPCODE(InstructionAddress) == OPCODE_CMPIULTE) ||\r | |
1259 | (GET_OPCODE(InstructionAddress) == OPCODE_CMPIUGTE)\r | |
1260 | );\r | |
1261 | \r | |
1262 | Modifiers = GET_MODIFIERS (InstructionAddress);\r | |
1263 | Opcode = GET_OPCODE (InstructionAddress);\r | |
1264 | Operands = GET_OPERANDS (InstructionAddress);\r | |
1265 | \r | |
1266 | if ((Operands & 0xE0) != 0) {\r | |
1267 | return 0;\r | |
1268 | }\r | |
1269 | \r | |
1270 | Size = 2;\r | |
1271 | if ((Operands & OPERAND_M_CMPI_INDEX) != 0) {\r | |
1272 | Size += 2;\r | |
1273 | }\r | |
1274 | if ((Modifiers & OPCODE_M_CMPI32_DATA) != 0) {\r | |
1275 | Size += 4;\r | |
1276 | } else {\r | |
1277 | Size += 2;\r | |
1278 | }\r | |
1279 | \r | |
1280 | //\r | |
1281 | // Construct Disasm String\r | |
1282 | //\r | |
1283 | if (DisasmString != NULL) {\r | |
1284 | *DisasmString = EdbPreInstructionString ();\r | |
1285 | \r | |
1286 | EdbPrintInstructionName (L"CMPI");\r | |
1287 | // if (Modifiers & OPCODE_M_CMPI64) {\r | |
1288 | // EdbPrintInstructionName (L"64");\r | |
1289 | // } else {\r | |
1290 | // EdbPrintInstructionName (L"32");\r | |
1291 | // }\r | |
1292 | if ((Modifiers & OPCODE_M_CMPI32_DATA) != 0) {\r | |
1293 | EdbPrintInstructionName (L"d");\r | |
1294 | } else {\r | |
1295 | EdbPrintInstructionName (L"w");\r | |
1296 | }\r | |
1297 | switch (Opcode) {\r | |
1298 | case OPCODE_CMPIEQ:\r | |
1299 | EdbPrintInstructionName (L"eq");\r | |
1300 | break;\r | |
1301 | case OPCODE_CMPILTE:\r | |
1302 | EdbPrintInstructionName (L"lte");\r | |
1303 | break;\r | |
1304 | case OPCODE_CMPIGTE:\r | |
1305 | EdbPrintInstructionName (L"gte");\r | |
1306 | break;\r | |
1307 | case OPCODE_CMPIULTE:\r | |
1308 | EdbPrintInstructionName (L"ulte");\r | |
1309 | break;\r | |
1310 | case OPCODE_CMPIUGTE:\r | |
1311 | EdbPrintInstructionName (L"ugte");\r | |
1312 | break;\r | |
1313 | }\r | |
1314 | \r | |
1315 | EdbPrintRegister1 (Operands);\r | |
1316 | \r | |
1317 | InstructionAddress += 2;\r | |
1318 | if ((Operands & OPERAND_M_CMPI_INDEX) != 0) {\r | |
1319 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
1320 | InstructionAddress += 2;\r | |
1321 | EdbPrintRawIndexData16 (Data16);\r | |
1322 | }\r | |
1323 | \r | |
1324 | EdbPrintComma ();\r | |
1325 | \r | |
1326 | if ((Modifiers & OPCODE_M_CMPI32_DATA) != 0) {\r | |
1327 | CopyMem (&Data32, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT32));\r | |
1328 | EdbPrintDatan (Data32);\r | |
1329 | } else {\r | |
1330 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
1331 | EdbPrintDatan (Data16);\r | |
1332 | }\r | |
1333 | \r | |
1334 | EdbPostInstructionString ();\r | |
1335 | }\r | |
1336 | \r | |
1337 | return Size;\r | |
1338 | }\r | |
1339 | \r | |
1340 | /**\r | |
1341 | \r | |
1342 | Disasm instruction - PUSHn.\r | |
1343 | \r | |
1344 | @param InstructionAddress - The instruction address\r | |
1345 | @param SystemContext - EBC system context.\r | |
1346 | @param DisasmString - The instruction string\r | |
1347 | \r | |
1348 | @return Instruction length\r | |
1349 | \r | |
1350 | **/\r | |
1351 | UINTN\r | |
1352 | EdbDisasmPUSHn (\r | |
1353 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
1354 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
1355 | OUT CHAR16 **DisasmString\r | |
1356 | )\r | |
1357 | {\r | |
1358 | UINT8 Modifiers;\r | |
1359 | UINT8 Operands;\r | |
1360 | UINTN Size;\r | |
1361 | UINT16 Data16;\r | |
1362 | \r | |
1363 | ASSERT (GET_OPCODE(InstructionAddress) == OPCODE_PUSHN);\r | |
1364 | \r | |
1365 | Operands = GET_OPERANDS (InstructionAddress);\r | |
1366 | Modifiers = GET_MODIFIERS (InstructionAddress);\r | |
1367 | if ((Modifiers & PUSHPOP_M_IMMDATA) != 0) {\r | |
1368 | Size = 4;\r | |
1369 | } else {\r | |
1370 | Size = 2;\r | |
1371 | }\r | |
1372 | \r | |
1373 | //\r | |
1374 | // Construct Disasm String\r | |
1375 | //\r | |
1376 | if (DisasmString != NULL) {\r | |
1377 | *DisasmString = EdbPreInstructionString ();\r | |
1378 | \r | |
1379 | EdbPrintInstructionName (L"PUSHn");\r | |
1380 | \r | |
1381 | EdbPrintRegister1 (Operands);\r | |
1382 | \r | |
1383 | InstructionAddress += 2;\r | |
1384 | if ((Modifiers & PUSHPOP_M_IMMDATA) != 0) {\r | |
1385 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
1386 | if ((Operands & OPERAND_M_INDIRECT1) != 0) {\r | |
1387 | EdbPrintRawIndexData16 (Data16);\r | |
1388 | } else {\r | |
1389 | EdbPrintImmDatan (Data16);\r | |
1390 | }\r | |
1391 | }\r | |
1392 | \r | |
1393 | EdbPostInstructionString ();\r | |
1394 | }\r | |
1395 | \r | |
1396 | return Size;\r | |
1397 | }\r | |
1398 | \r | |
1399 | /**\r | |
1400 | \r | |
1401 | Disasm instruction - POPn.\r | |
1402 | \r | |
1403 | @param InstructionAddress - The instruction address\r | |
1404 | @param SystemContext - EBC system context.\r | |
1405 | @param DisasmString - The instruction string\r | |
1406 | \r | |
1407 | @return Instruction length\r | |
1408 | \r | |
1409 | **/\r | |
1410 | UINTN\r | |
1411 | EdbDisasmPOPn (\r | |
1412 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
1413 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
1414 | OUT CHAR16 **DisasmString\r | |
1415 | )\r | |
1416 | {\r | |
1417 | UINT8 Modifiers;\r | |
1418 | UINT8 Operands;\r | |
1419 | UINTN Size;\r | |
1420 | UINT16 Data16;\r | |
1421 | \r | |
1422 | ASSERT (GET_OPCODE(InstructionAddress) == OPCODE_POPN);\r | |
1423 | \r | |
1424 | Operands = GET_OPERANDS (InstructionAddress);\r | |
1425 | Modifiers = GET_MODIFIERS (InstructionAddress);\r | |
1426 | if ((Modifiers & PUSHPOP_M_IMMDATA) != 0) {\r | |
1427 | Size = 4;\r | |
1428 | } else {\r | |
1429 | Size = 2;\r | |
1430 | }\r | |
1431 | \r | |
1432 | //\r | |
1433 | // Construct Disasm String\r | |
1434 | //\r | |
1435 | if (DisasmString != NULL) {\r | |
1436 | *DisasmString = EdbPreInstructionString ();\r | |
1437 | \r | |
1438 | EdbPrintInstructionName (L"POPn");\r | |
1439 | \r | |
1440 | EdbPrintRegister1 (Operands);\r | |
1441 | \r | |
1442 | InstructionAddress += 2;\r | |
1443 | if ((Modifiers & PUSHPOP_M_IMMDATA) != 0) {\r | |
1444 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
1445 | if ((Operands & OPERAND_M_INDIRECT1) != 0) {\r | |
1446 | EdbPrintRawIndexData16 (Data16);\r | |
1447 | } else {\r | |
1448 | EdbPrintImmDatan (Data16);\r | |
1449 | }\r | |
1450 | }\r | |
1451 | \r | |
1452 | EdbPostInstructionString ();\r | |
1453 | }\r | |
1454 | \r | |
1455 | return Size;\r | |
1456 | }\r | |
1457 | \r | |
1458 | /**\r | |
1459 | \r | |
1460 | Disasm instruction - MOVI.\r | |
1461 | \r | |
1462 | @param InstructionAddress - The instruction address\r | |
1463 | @param SystemContext - EBC system context.\r | |
1464 | @param DisasmString - The instruction string\r | |
1465 | \r | |
1466 | @return Instruction length\r | |
1467 | \r | |
1468 | **/\r | |
1469 | UINTN\r | |
1470 | EdbDisasmMOVI (\r | |
1471 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
1472 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
1473 | OUT CHAR16 **DisasmString\r | |
1474 | )\r | |
1475 | {\r | |
1476 | UINT8 Modifiers;\r | |
1477 | UINT8 Operands;\r | |
1478 | UINTN Size;\r | |
1479 | UINT16 Data16;\r | |
1480 | UINT32 Data32;\r | |
1481 | UINT64 Data64;\r | |
1482 | \r | |
1483 | ASSERT (GET_OPCODE(InstructionAddress) == OPCODE_MOVI);\r | |
1484 | \r | |
1485 | Modifiers = GET_MODIFIERS (InstructionAddress);\r | |
1486 | Operands = GET_OPERANDS (InstructionAddress);\r | |
1487 | \r | |
1488 | if ((Operands & MOVI_M_IMMDATA) != 0) {\r | |
1489 | Size = 4;\r | |
1490 | } else {\r | |
1491 | Size = 2;\r | |
1492 | }\r | |
1493 | if ((Modifiers & MOVI_M_DATAWIDTH) == MOVI_DATAWIDTH16) {\r | |
1494 | Size += 2;\r | |
1495 | } else if ((Modifiers & MOVI_M_DATAWIDTH) == MOVI_DATAWIDTH32) {\r | |
1496 | Size += 4;\r | |
1497 | } else if ((Modifiers & MOVI_M_DATAWIDTH) == MOVI_DATAWIDTH64) {\r | |
1498 | Size += 8;\r | |
1499 | }\r | |
1500 | \r | |
1501 | //\r | |
1502 | // Construct Disasm String\r | |
1503 | //\r | |
1504 | if (DisasmString != NULL) {\r | |
1505 | *DisasmString = EdbPreInstructionString ();\r | |
1506 | \r | |
1507 | EdbPrintInstructionName (L"MOVI");\r | |
1508 | switch (Operands & MOVI_M_MOVEWIDTH) {\r | |
1509 | case MOVI_MOVEWIDTH8:\r | |
1510 | EdbPrintInstructionName (L"b");\r | |
1511 | break;\r | |
1512 | case MOVI_MOVEWIDTH16:\r | |
1513 | EdbPrintInstructionName (L"w");\r | |
1514 | break;\r | |
1515 | case MOVI_MOVEWIDTH32:\r | |
1516 | EdbPrintInstructionName (L"d");\r | |
1517 | break;\r | |
1518 | case MOVI_MOVEWIDTH64:\r | |
1519 | EdbPrintInstructionName (L"q");\r | |
1520 | break;\r | |
1521 | }\r | |
1522 | switch (Modifiers & MOVI_M_DATAWIDTH) {\r | |
1523 | case MOVI_DATAWIDTH16:\r | |
1524 | EdbPrintInstructionName (L"w");\r | |
1525 | break;\r | |
1526 | case MOVI_DATAWIDTH32:\r | |
1527 | EdbPrintInstructionName (L"d");\r | |
1528 | break;\r | |
1529 | case MOVI_DATAWIDTH64:\r | |
1530 | EdbPrintInstructionName (L"q");\r | |
1531 | break;\r | |
1532 | }\r | |
1533 | \r | |
1534 | EdbPrintRegister1 (Operands);\r | |
1535 | \r | |
1536 | InstructionAddress += 2;\r | |
1537 | if ((Operands & MOVI_M_IMMDATA) != 0) {\r | |
1538 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
1539 | InstructionAddress += 2;\r | |
1540 | EdbPrintRawIndexData16 (Data16);\r | |
1541 | }\r | |
1542 | \r | |
1543 | EdbPrintComma ();\r | |
1544 | \r | |
1545 | switch (Modifiers & MOVI_M_DATAWIDTH) {\r | |
1546 | case MOVI_DATAWIDTH16:\r | |
1547 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
1548 | EdbPrintDatan (Data16);\r | |
1549 | break;\r | |
1550 | case MOVI_DATAWIDTH32:\r | |
1551 | CopyMem (&Data32, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT32));\r | |
1552 | EdbPrintDatan (Data32);\r | |
1553 | break;\r | |
1554 | case MOVI_DATAWIDTH64:\r | |
1555 | CopyMem (&Data64, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT64));\r | |
1556 | EdbPrintData64n (Data64);\r | |
1557 | break;\r | |
1558 | }\r | |
1559 | \r | |
1560 | EdbPostInstructionString ();\r | |
1561 | }\r | |
1562 | \r | |
1563 | return Size;\r | |
1564 | }\r | |
1565 | \r | |
1566 | /**\r | |
1567 | \r | |
1568 | Disasm instruction - MOVIn.\r | |
1569 | \r | |
1570 | @param InstructionAddress - The instruction address\r | |
1571 | @param SystemContext - EBC system context.\r | |
1572 | @param DisasmString - The instruction string\r | |
1573 | \r | |
1574 | @return Instruction length\r | |
1575 | \r | |
1576 | **/\r | |
1577 | UINTN\r | |
1578 | EdbDisasmMOVIn (\r | |
1579 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
1580 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
1581 | OUT CHAR16 **DisasmString\r | |
1582 | )\r | |
1583 | {\r | |
1584 | UINT8 Modifiers;\r | |
1585 | UINT8 Operands;\r | |
1586 | UINTN Size;\r | |
1587 | UINT16 Data16;\r | |
1588 | UINT32 Data32;\r | |
1589 | UINT64 Data64;\r | |
1590 | \r | |
1591 | ASSERT (GET_OPCODE(InstructionAddress) == OPCODE_MOVIN);\r | |
1592 | \r | |
1593 | Modifiers = GET_MODIFIERS (InstructionAddress);\r | |
1594 | Operands = GET_OPERANDS (InstructionAddress);\r | |
1595 | \r | |
1596 | if ((Operands & MOVI_M_IMMDATA) != 0) {\r | |
1597 | Size = 4;\r | |
1598 | } else {\r | |
1599 | Size = 2;\r | |
1600 | }\r | |
1601 | if ((Modifiers & MOVI_M_DATAWIDTH) == MOVI_DATAWIDTH16) {\r | |
1602 | Size += 2;\r | |
1603 | } else if ((Modifiers & MOVI_M_DATAWIDTH) == MOVI_DATAWIDTH32) {\r | |
1604 | Size += 4;\r | |
1605 | } else if ((Modifiers & MOVI_M_DATAWIDTH) == MOVI_DATAWIDTH64) {\r | |
1606 | Size += 8;\r | |
1607 | }\r | |
1608 | \r | |
1609 | //\r | |
1610 | // Construct Disasm String\r | |
1611 | //\r | |
1612 | if (DisasmString != NULL) {\r | |
1613 | *DisasmString = EdbPreInstructionString ();\r | |
1614 | \r | |
1615 | EdbPrintInstructionName (L"MOVIn");\r | |
1616 | switch (Modifiers & MOVI_M_DATAWIDTH) {\r | |
1617 | case MOVI_DATAWIDTH16:\r | |
1618 | EdbPrintInstructionName (L"w");\r | |
1619 | break;\r | |
1620 | case MOVI_DATAWIDTH32:\r | |
1621 | EdbPrintInstructionName (L"d");\r | |
1622 | break;\r | |
1623 | case MOVI_DATAWIDTH64:\r | |
1624 | EdbPrintInstructionName (L"q");\r | |
1625 | break;\r | |
1626 | }\r | |
1627 | \r | |
1628 | EdbPrintRegister1 (Operands);\r | |
1629 | \r | |
1630 | InstructionAddress += 2;\r | |
1631 | if ((Operands & MOVI_M_IMMDATA) != 0) {\r | |
1632 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
1633 | InstructionAddress += 2;\r | |
1634 | EdbPrintRawIndexData16 (Data16);\r | |
1635 | }\r | |
1636 | \r | |
1637 | EdbPrintComma ();\r | |
1638 | \r | |
1639 | switch (Modifiers & MOVI_M_DATAWIDTH) {\r | |
1640 | case MOVI_DATAWIDTH16:\r | |
1641 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
1642 | EdbPrintRawIndexData16 (Data16);\r | |
1643 | break;\r | |
1644 | case MOVI_DATAWIDTH32:\r | |
1645 | CopyMem (&Data32, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT32));\r | |
1646 | EdbPrintRawIndexData32 (Data32);\r | |
1647 | break;\r | |
1648 | case MOVI_DATAWIDTH64:\r | |
1649 | CopyMem (&Data64, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT64));\r | |
1650 | EdbPrintRawIndexData64 (Data64);\r | |
1651 | break;\r | |
1652 | }\r | |
1653 | \r | |
1654 | EdbPostInstructionString ();\r | |
1655 | }\r | |
1656 | \r | |
1657 | return Size;\r | |
1658 | }\r | |
1659 | \r | |
1660 | /**\r | |
1661 | \r | |
1662 | Disasm instruction - MOVREL.\r | |
1663 | \r | |
1664 | @param InstructionAddress - The instruction address\r | |
1665 | @param SystemContext - EBC system context.\r | |
1666 | @param DisasmString - The instruction string\r | |
1667 | \r | |
1668 | @return Instruction length\r | |
1669 | \r | |
1670 | **/\r | |
1671 | UINTN\r | |
1672 | EdbDisasmMOVREL (\r | |
1673 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
1674 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
1675 | OUT CHAR16 **DisasmString\r | |
1676 | )\r | |
1677 | {\r | |
1678 | UINT8 Modifiers;\r | |
1679 | UINT8 Operands;\r | |
1680 | UINTN Size;\r | |
1681 | UINT16 Data16;\r | |
1682 | UINT32 Data32;\r | |
1683 | UINT64 Data64;\r | |
1684 | UINTN Result;\r | |
1685 | EFI_PHYSICAL_ADDRESS SavedInstructionAddress;\r | |
1686 | \r | |
1687 | ASSERT (GET_OPCODE(InstructionAddress) == OPCODE_MOVREL);\r | |
1688 | SavedInstructionAddress = InstructionAddress;\r | |
1689 | \r | |
1690 | Modifiers = GET_MODIFIERS (InstructionAddress);\r | |
1691 | Operands = GET_OPERANDS (InstructionAddress);\r | |
1692 | \r | |
1693 | if ((Operands & MOVI_M_IMMDATA) != 0) {\r | |
1694 | Size = 4;\r | |
1695 | } else {\r | |
1696 | Size = 2;\r | |
1697 | }\r | |
1698 | if ((Modifiers & MOVI_M_DATAWIDTH) == MOVI_DATAWIDTH16) {\r | |
1699 | Size += 2;\r | |
1700 | } else if ((Modifiers & MOVI_M_DATAWIDTH) == MOVI_DATAWIDTH32) {\r | |
1701 | Size += 4;\r | |
1702 | } else if ((Modifiers & MOVI_M_DATAWIDTH) == MOVI_DATAWIDTH64) {\r | |
1703 | Size += 8;\r | |
1704 | } else {\r | |
1705 | return 0;\r | |
1706 | }\r | |
1707 | \r | |
1708 | //\r | |
1709 | // Construct Disasm String\r | |
1710 | //\r | |
1711 | if (DisasmString != NULL) {\r | |
1712 | *DisasmString = EdbPreInstructionString ();\r | |
1713 | \r | |
1714 | EdbPrintInstructionName (L"MOVrel");\r | |
1715 | switch (Modifiers & MOVI_M_DATAWIDTH) {\r | |
1716 | case MOVI_DATAWIDTH16:\r | |
1717 | EdbPrintInstructionName (L"w");\r | |
1718 | break;\r | |
1719 | case MOVI_DATAWIDTH32:\r | |
1720 | EdbPrintInstructionName (L"d");\r | |
1721 | break;\r | |
1722 | case MOVI_DATAWIDTH64:\r | |
1723 | EdbPrintInstructionName (L"q");\r | |
1724 | break;\r | |
1725 | }\r | |
1726 | \r | |
1727 | EdbPrintRegister1 (Operands);\r | |
1728 | \r | |
1729 | InstructionAddress += 2;\r | |
1730 | if ((Operands & MOVI_M_IMMDATA) != 0) {\r | |
1731 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
1732 | InstructionAddress += 2;\r | |
1733 | EdbPrintRawIndexData16 (Data16);\r | |
1734 | }\r | |
1735 | \r | |
1736 | EdbPrintComma ();\r | |
1737 | \r | |
1738 | switch (Modifiers & MOVI_M_DATAWIDTH) {\r | |
1739 | case MOVI_DATAWIDTH16:\r | |
1740 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
1741 | Result = EdbFindAndPrintSymbol ((UINTN)(SavedInstructionAddress + Size + (INT16)Data16));\r | |
1742 | if (Result == 0) {\r | |
1743 | EdbPrintData16 (Data16);\r | |
1744 | }\r | |
1745 | break;\r | |
1746 | case MOVI_DATAWIDTH32:\r | |
1747 | CopyMem (&Data32, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT32));\r | |
1748 | Result = EdbFindAndPrintSymbol ((UINTN)(SavedInstructionAddress + Size + (INT32)Data32));\r | |
1749 | if (Result == 0) {\r | |
1750 | EdbPrintData32 (Data32);\r | |
1751 | }\r | |
1752 | break;\r | |
1753 | case MOVI_DATAWIDTH64:\r | |
1754 | CopyMem (&Data64, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT64));\r | |
1755 | if (sizeof(UINTN) == sizeof(UINT64)) {\r | |
1756 | Result = EdbFindAndPrintSymbol ((UINTN)(SavedInstructionAddress + Size + (INT64)Data64));\r | |
1757 | } else {\r | |
1758 | Result = 0;\r | |
1759 | }\r | |
1760 | if (Result == 0) {\r | |
1761 | EdbPrintData64 (Data64);\r | |
1762 | }\r | |
1763 | break;\r | |
1764 | }\r | |
1765 | \r | |
1766 | EdbPostInstructionString ();\r | |
1767 | }\r | |
1768 | \r | |
1769 | return Size;\r | |
1770 | }\r |