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1 | /*++\r |
2 | \r | |
3 | Copyright (c) 2007, Intel Corporation\r | |
4 | All rights reserved. This program and the accompanying materials\r | |
5 | are licensed and made available under the terms and conditions of the BSD License\r | |
6 | which accompanies this distribution. The full text of the license may be found at\r | |
7 | http://opensource.org/licenses/bsd-license.php\r | |
8 | \r | |
9 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
10 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
11 | \r | |
12 | Module Name:\r | |
13 | \r | |
14 | EdbDisasm.c\r | |
15 | \r | |
16 | Abstract:\r | |
17 | \r | |
18 | \r | |
19 | --*/\r | |
20 | \r | |
21 | #include "Edb.h"\r | |
22 | \r | |
23 | //\r | |
24 | // Debugger Disasm definition\r | |
25 | //\r | |
26 | #define EDB_DISASM_DEFINE(func) \\r | |
27 | UINTN \\r | |
28 | func ( \\r | |
29 | IN EFI_PHYSICAL_ADDRESS InstructionAddress, \\r | |
30 | IN EFI_SYSTEM_CONTEXT SystemContext, \\r | |
31 | OUT CHAR16 **DisasmString \\r | |
32 | )\r | |
33 | \r | |
34 | EDB_DISASM_DEFINE (EdbDisasmBREAK);\r | |
35 | EDB_DISASM_DEFINE (EdbDisasmJMP);\r | |
36 | EDB_DISASM_DEFINE (EdbDisasmJMP8);\r | |
37 | EDB_DISASM_DEFINE (EdbDisasmCALL);\r | |
38 | EDB_DISASM_DEFINE (EdbDisasmRET);\r | |
39 | EDB_DISASM_DEFINE (EdbDisasmCMP);\r | |
40 | EDB_DISASM_DEFINE (EdbDisasmUnsignedDataManip);\r | |
41 | EDB_DISASM_DEFINE (EdbDisasmSignedDataManip);\r | |
42 | EDB_DISASM_DEFINE (EdbDisasmMOVxx);\r | |
43 | EDB_DISASM_DEFINE (EdbDisasmMOVsnw);\r | |
44 | EDB_DISASM_DEFINE (EdbDisasmMOVsnd);\r | |
45 | EDB_DISASM_DEFINE (EdbDisasmLOADSP);\r | |
46 | EDB_DISASM_DEFINE (EdbDisasmSTORESP);\r | |
47 | EDB_DISASM_DEFINE (EdbDisasmPUSH);\r | |
48 | EDB_DISASM_DEFINE (EdbDisasmPOP);\r | |
49 | EDB_DISASM_DEFINE (EdbDisasmCMPI);\r | |
50 | EDB_DISASM_DEFINE (EdbDisasmPUSHn);\r | |
51 | EDB_DISASM_DEFINE (EdbDisasmPOPn);\r | |
52 | EDB_DISASM_DEFINE (EdbDisasmMOVI);\r | |
53 | EDB_DISASM_DEFINE (EdbDisasmMOVIn);\r | |
54 | EDB_DISASM_DEFINE (EdbDisasmMOVREL);\r | |
55 | \r | |
56 | //\r | |
57 | // Debugger Disasm Table\r | |
58 | //\r | |
59 | EDB_DISASM_INSTRUCTION mEdbDisasmInstructionTable[] = {\r | |
60 | EdbDisasmBREAK, // opcode 0x00 BREAK\r | |
61 | EdbDisasmJMP, // opcode 0x01 JMP\r | |
62 | EdbDisasmJMP8, // opcode 0x02 JMP8\r | |
63 | EdbDisasmCALL, // opcode 0x03 CALL\r | |
64 | EdbDisasmRET, // opcode 0x04 RET\r | |
65 | EdbDisasmCMP, // opcode 0x05 CMPEQ\r | |
66 | EdbDisasmCMP, // opcode 0x06 CMPLTE\r | |
67 | EdbDisasmCMP, // opcode 0x07 CMPGTE\r | |
68 | EdbDisasmCMP, // opcode 0x08 CMPULTE\r | |
69 | EdbDisasmCMP, // opcode 0x09 CMPUGTE\r | |
70 | EdbDisasmUnsignedDataManip, // opcode 0x0A NOT\r | |
71 | EdbDisasmSignedDataManip, // opcode 0x0B NEG\r | |
72 | EdbDisasmSignedDataManip, // opcode 0x0C ADD\r | |
73 | EdbDisasmSignedDataManip, // opcode 0x0D SUB\r | |
74 | EdbDisasmSignedDataManip, // opcode 0x0E MUL\r | |
75 | EdbDisasmUnsignedDataManip, // opcode 0x0F MULU\r | |
76 | EdbDisasmSignedDataManip, // opcode 0x10 DIV\r | |
77 | EdbDisasmUnsignedDataManip, // opcode 0x11 DIVU\r | |
78 | EdbDisasmSignedDataManip, // opcode 0x12 MOD\r | |
79 | EdbDisasmUnsignedDataManip, // opcode 0x13 MODU\r | |
80 | EdbDisasmUnsignedDataManip, // opcode 0x14 AND\r | |
81 | EdbDisasmUnsignedDataManip, // opcode 0x15 OR\r | |
82 | EdbDisasmUnsignedDataManip, // opcode 0x16 XOR\r | |
83 | EdbDisasmUnsignedDataManip, // opcode 0x17 SHL\r | |
84 | EdbDisasmUnsignedDataManip, // opcode 0x18 SHR\r | |
85 | EdbDisasmSignedDataManip, // opcode 0x19 ASHR\r | |
86 | EdbDisasmUnsignedDataManip, // opcode 0x1A EXTNDB\r | |
87 | EdbDisasmUnsignedDataManip, // opcode 0x1B EXTNDW\r | |
88 | EdbDisasmUnsignedDataManip, // opcode 0x1C EXTNDD\r | |
89 | EdbDisasmMOVxx, // opcode 0x1D MOVBW\r | |
90 | EdbDisasmMOVxx, // opcode 0x1E MOVWW\r | |
91 | EdbDisasmMOVxx, // opcode 0x1F MOVDW\r | |
92 | EdbDisasmMOVxx, // opcode 0x20 MOVQW\r | |
93 | EdbDisasmMOVxx, // opcode 0x21 MOVBD\r | |
94 | EdbDisasmMOVxx, // opcode 0x22 MOVWD\r | |
95 | EdbDisasmMOVxx, // opcode 0x23 MOVDD\r | |
96 | EdbDisasmMOVxx, // opcode 0x24 MOVQD\r | |
97 | EdbDisasmMOVsnw, // opcode 0x25 MOVSNW\r | |
98 | EdbDisasmMOVsnd, // opcode 0x26 MOVSND\r | |
99 | NULL, // opcode 0x27\r | |
100 | EdbDisasmMOVxx, // opcode 0x28 MOVQQ\r | |
101 | EdbDisasmLOADSP, // opcode 0x29 LOADSP\r | |
102 | EdbDisasmSTORESP, // opcode 0x2A STORESP\r | |
103 | EdbDisasmPUSH, // opcode 0x2B PUSH\r | |
104 | EdbDisasmPOP, // opcode 0x2C POP\r | |
105 | EdbDisasmCMPI, // opcode 0x2D CMPIEQ\r | |
106 | EdbDisasmCMPI, // opcode 0x2E CMPILTE\r | |
107 | EdbDisasmCMPI, // opcode 0x2F CMPIGTE\r | |
108 | EdbDisasmCMPI, // opcode 0x30 CMPIULTE\r | |
109 | EdbDisasmCMPI, // opcode 0x31 CMPIUGTE\r | |
110 | EdbDisasmMOVxx, // opcode 0x32 MOVNW\r | |
111 | EdbDisasmMOVxx, // opcode 0x33 MOVND\r | |
112 | NULL, // opcode 0x34\r | |
113 | EdbDisasmPUSHn, // opcode 0x35 PUSHN\r | |
114 | EdbDisasmPOPn, // opcode 0x36 POPN\r | |
115 | EdbDisasmMOVI, // opcode 0x37 MOVI\r | |
116 | EdbDisasmMOVIn, // opcode 0x38 MOVIN\r | |
117 | EdbDisasmMOVREL, // opcode 0x39 MOVREL\r | |
118 | };\r | |
119 | \r | |
120 | UINTN\r | |
121 | EdbDisasmBREAK (\r | |
122 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
123 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
124 | OUT CHAR16 **DisasmString\r | |
125 | )\r | |
126 | /*++\r | |
127 | \r | |
128 | Routine Description:\r | |
129 | \r | |
130 | Disasm instruction - BREAK\r | |
131 | \r | |
132 | Arguments:\r | |
133 | \r | |
134 | InstructionAddress - The instruction address\r | |
135 | SystemContext - EBC system context.\r | |
136 | DisasmString - The instruction string\r | |
137 | \r | |
138 | Returns:\r | |
139 | \r | |
140 | Instruction length\r | |
141 | \r | |
142 | --*/\r | |
143 | {\r | |
144 | ASSERT (GET_OPCODE(InstructionAddress) == OPCODE_BREAK);\r | |
145 | \r | |
146 | if (*(UINT8 *)(UINTN)(InstructionAddress + 1) > 6) {\r | |
147 | return 0;\r | |
148 | }\r | |
149 | \r | |
150 | //\r | |
151 | // Construct Disasm String\r | |
152 | //\r | |
153 | if (DisasmString != NULL) {\r | |
154 | *DisasmString = EdbPreInstructionString ();\r | |
155 | \r | |
156 | EdbPrintInstructionName (L"BREAK");\r | |
157 | EdbPrintDatan (*(UINT8 *)(UINTN)(InstructionAddress + 1));\r | |
158 | \r | |
159 | EdbPostInstructionString ();\r | |
160 | }\r | |
161 | \r | |
162 | return 2;\r | |
163 | }\r | |
164 | \r | |
165 | extern CONST UINT8 mJMPLen[];\r | |
166 | \r | |
167 | UINTN\r | |
168 | EdbDisasmJMP (\r | |
169 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
170 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
171 | OUT CHAR16 **DisasmString\r | |
172 | )\r | |
173 | /*++\r | |
174 | \r | |
175 | Routine Description:\r | |
176 | \r | |
177 | Disasm instruction - JMP\r | |
178 | \r | |
179 | Arguments:\r | |
180 | \r | |
181 | InstructionAddress - The instruction address\r | |
182 | SystemContext - EBC system context.\r | |
183 | DisasmString - The instruction string\r | |
184 | \r | |
185 | Returns:\r | |
186 | \r | |
187 | Instruction length\r | |
188 | \r | |
189 | --*/\r | |
190 | {\r | |
191 | UINT8 Modifiers;\r | |
192 | UINT8 Operands;\r | |
193 | UINTN Size;\r | |
194 | UINT32 Data32;\r | |
195 | UINT64 Data64;\r | |
196 | \r | |
197 | ASSERT (GET_OPCODE(InstructionAddress) == OPCODE_JMP);\r | |
198 | \r | |
199 | Modifiers = GET_MODIFIERS (InstructionAddress);\r | |
200 | Operands = GET_OPERANDS (InstructionAddress);\r | |
201 | Size = (UINTN)mJMPLen[(Modifiers >> 6) & 0x03];\r | |
202 | \r | |
203 | //\r | |
204 | // Construct Disasm String\r | |
205 | //\r | |
206 | if (DisasmString != NULL) {\r | |
207 | *DisasmString = EdbPreInstructionString ();\r | |
208 | \r | |
209 | EdbPrintInstructionName (L"JMP");\r | |
210 | // if (Modifiers & OPCODE_M_IMMDATA64) {\r | |
211 | // EdbPrintInstructionName (L"64");\r | |
212 | // } else {\r | |
213 | // EdbPrintInstructionName (L"32");\r | |
214 | // }\r | |
215 | if (Modifiers & CONDITION_M_CONDITIONAL) {\r | |
216 | if (Modifiers & JMP_M_CS) {\r | |
217 | EdbPrintInstructionName (L"cs");\r | |
218 | } else {\r | |
219 | EdbPrintInstructionName (L"cc");\r | |
220 | }\r | |
221 | }\r | |
222 | \r | |
223 | InstructionAddress += 2;\r | |
224 | if (Modifiers & OPCODE_M_IMMDATA64) {\r | |
225 | CopyMem (&Data64, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT64));\r | |
226 | if (Modifiers & OPCODE_M_IMMDATA) {\r | |
227 | EdbPrintData64 (Data64);\r | |
228 | } else {\r | |
229 | return 0;\r | |
230 | }\r | |
231 | } else {\r | |
232 | CopyMem (&Data32, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT32));\r | |
233 | EdbPrintRegister1 (Operands);\r | |
234 | \r | |
235 | if ((Operands & OPERAND_M_INDIRECT1) == 0) {\r | |
236 | if ((Modifiers & OPCODE_M_IMMDATA) == 0) {\r | |
237 | Data32 = 0;\r | |
238 | }\r | |
239 | EdbPrintImmDatan (Data32);\r | |
240 | } else {\r | |
241 | EdbPrintRawIndexData32 (Data32);\r | |
242 | }\r | |
243 | }\r | |
244 | \r | |
245 | EdbPostInstructionString ();\r | |
246 | }\r | |
247 | \r | |
248 | return Size;\r | |
249 | }\r | |
250 | \r | |
251 | UINTN\r | |
252 | EdbDisasmJMP8 (\r | |
253 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
254 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
255 | OUT CHAR16 **DisasmString\r | |
256 | )\r | |
257 | /*++\r | |
258 | \r | |
259 | Routine Description:\r | |
260 | \r | |
261 | Disasm instruction - JMP8\r | |
262 | \r | |
263 | Arguments:\r | |
264 | \r | |
265 | InstructionAddress - The instruction address\r | |
266 | SystemContext - EBC system context.\r | |
267 | DisasmString - The instruction string\r | |
268 | \r | |
269 | Returns:\r | |
270 | \r | |
271 | Instruction length\r | |
272 | \r | |
273 | --*/\r | |
274 | {\r | |
275 | UINT8 Modifiers;\r | |
276 | \r | |
277 | ASSERT (GET_OPCODE(InstructionAddress) == OPCODE_JMP8);\r | |
278 | Modifiers = GET_MODIFIERS (InstructionAddress);\r | |
279 | \r | |
280 | //\r | |
281 | // Construct Disasm String\r | |
282 | //\r | |
283 | if (DisasmString != NULL) {\r | |
284 | *DisasmString = EdbPreInstructionString ();\r | |
285 | \r | |
286 | EdbPrintInstructionName (L"JMP8");\r | |
287 | if (Modifiers & CONDITION_M_CONDITIONAL) {\r | |
288 | if (Modifiers & JMP_M_CS) {\r | |
289 | EdbPrintInstructionName (L"cs");\r | |
290 | } else {\r | |
291 | EdbPrintInstructionName (L"cc");\r | |
292 | }\r | |
293 | }\r | |
294 | \r | |
295 | EdbPrintData8 (*(UINT8 *)(UINTN)(InstructionAddress + 1));\r | |
296 | \r | |
297 | EdbPostInstructionString ();\r | |
298 | }\r | |
299 | \r | |
300 | return 2;\r | |
301 | }\r | |
302 | \r | |
303 | UINTN\r | |
304 | EdbDisasmCALL (\r | |
305 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
306 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
307 | OUT CHAR16 **DisasmString\r | |
308 | )\r | |
309 | /*++\r | |
310 | \r | |
311 | Routine Description:\r | |
312 | \r | |
313 | Disasm instruction - CALL\r | |
314 | \r | |
315 | Arguments:\r | |
316 | \r | |
317 | InstructionAddress - The instruction address\r | |
318 | SystemContext - EBC system context.\r | |
319 | DisasmString - The instruction string\r | |
320 | \r | |
321 | Returns:\r | |
322 | \r | |
323 | Instruction length\r | |
324 | \r | |
325 | --*/\r | |
326 | {\r | |
327 | UINT8 Modifiers;\r | |
328 | UINT8 Operands;\r | |
329 | UINTN Size;\r | |
330 | UINT32 Data32;\r | |
331 | UINT64 Data64;\r | |
332 | UINT64 Ip;\r | |
333 | UINTN Result;\r | |
334 | EFI_PHYSICAL_ADDRESS SavedInstructionAddress;\r | |
335 | \r | |
336 | ASSERT (GET_OPCODE(InstructionAddress) == OPCODE_CALL);\r | |
337 | SavedInstructionAddress = InstructionAddress;\r | |
338 | \r | |
339 | Modifiers = GET_MODIFIERS (InstructionAddress);\r | |
340 | Operands = GET_OPERANDS (InstructionAddress);\r | |
341 | Size = (UINTN)mJMPLen[(Modifiers >> 6) & 0x03];\r | |
342 | \r | |
343 | //\r | |
344 | // Construct Disasm String\r | |
345 | //\r | |
346 | if (DisasmString != NULL) {\r | |
347 | *DisasmString = EdbPreInstructionString ();\r | |
348 | \r | |
349 | EdbPrintInstructionName (L"CALL");\r | |
350 | // if (Modifiers & OPCODE_M_IMMDATA64) {\r | |
351 | // EdbPrintInstructionName (L"64");\r | |
352 | // } else {\r | |
353 | // EdbPrintInstructionName (L"32");\r | |
354 | // }\r | |
355 | if (Operands & OPERAND_M_NATIVE_CALL) {\r | |
356 | EdbPrintInstructionName (L"EX");\r | |
357 | }\r | |
358 | // if ((Operands & OPERAND_M_RELATIVE_ADDR) == 0) {\r | |
359 | // EdbPrintInstructionName (L"a");\r | |
360 | // }\r | |
361 | \r | |
362 | InstructionAddress += 2;\r | |
363 | if (Modifiers & OPCODE_M_IMMDATA64) {\r | |
364 | CopyMem (&Data64, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT64));\r | |
365 | Ip = Data64;\r | |
366 | if (Modifiers & OPCODE_M_IMMDATA) {\r | |
367 | Result = EdbFindAndPrintSymbol ((UINTN)Ip);\r | |
368 | if (Result == 0) {\r | |
369 | EdbPrintData64 (Data64);\r | |
370 | }\r | |
371 | } else {\r | |
372 | return 0;\r | |
373 | }\r | |
374 | } else {\r | |
375 | if (Modifiers & OPCODE_M_IMMDATA) {\r | |
376 | CopyMem (&Data32, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT32));\r | |
377 | } else {\r | |
378 | Data32 = 0;\r | |
379 | }\r | |
380 | \r | |
381 | if ((Operands & OPERAND_M_OP1) == 0) {\r | |
382 | Ip = (UINT64)Data32;\r | |
383 | } else {\r | |
384 | Ip = GetRegisterValue (SystemContext, (Operands & OPERAND_M_OP1));\r | |
385 | }\r | |
386 | \r | |
387 | if ((Operands & OPERAND_M_INDIRECT1) == 0) {\r | |
388 | if (Operands & OPERAND_M_RELATIVE_ADDR) {\r | |
389 | Result = EdbFindAndPrintSymbol ((UINTN)(SavedInstructionAddress + Ip + Size));\r | |
390 | } else {\r | |
391 | Result = EdbFindAndPrintSymbol ((UINTN)Ip);\r | |
392 | }\r | |
393 | if (Result == 0) {\r | |
394 | EdbPrintRegister1 (Operands);\r | |
395 | if (Modifiers & OPCODE_M_IMMDATA) {\r | |
396 | EdbPrintImmData32 (Data32);\r | |
397 | }\r | |
398 | }\r | |
399 | } else {\r | |
400 | EdbPrintRegister1 (Operands);\r | |
401 | if (Modifiers & OPCODE_M_IMMDATA) {\r | |
402 | EdbPrintRawIndexData32 (Data32);\r | |
403 | }\r | |
404 | }\r | |
405 | }\r | |
406 | \r | |
407 | EdbPostInstructionString ();\r | |
408 | }\r | |
409 | \r | |
410 | return Size;\r | |
411 | }\r | |
412 | \r | |
413 | UINTN\r | |
414 | EdbDisasmRET (\r | |
415 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
416 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
417 | OUT CHAR16 **DisasmString\r | |
418 | )\r | |
419 | /*++\r | |
420 | \r | |
421 | Routine Description:\r | |
422 | \r | |
423 | Disasm instruction - RET\r | |
424 | \r | |
425 | Arguments:\r | |
426 | \r | |
427 | InstructionAddress - The instruction address\r | |
428 | SystemContext - EBC system context.\r | |
429 | DisasmString - The instruction string\r | |
430 | \r | |
431 | Returns:\r | |
432 | \r | |
433 | Instruction length\r | |
434 | \r | |
435 | --*/\r | |
436 | {\r | |
437 | ASSERT (GET_OPCODE(InstructionAddress) == OPCODE_RET);\r | |
438 | \r | |
439 | if (*(UINT8 *)(UINTN)(InstructionAddress + 1) != 0) {\r | |
440 | return 0;\r | |
441 | }\r | |
442 | \r | |
443 | //\r | |
444 | // Construct Disasm String\r | |
445 | //\r | |
446 | if (DisasmString != NULL) {\r | |
447 | *DisasmString = EdbPreInstructionString ();\r | |
448 | \r | |
449 | EdbPrintInstructionName (L"RET");\r | |
450 | \r | |
451 | EdbPostInstructionString ();\r | |
452 | }\r | |
453 | \r | |
454 | return 2;\r | |
455 | }\r | |
456 | \r | |
457 | UINTN\r | |
458 | EdbDisasmCMP (\r | |
459 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
460 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
461 | OUT CHAR16 **DisasmString\r | |
462 | )\r | |
463 | /*++\r | |
464 | \r | |
465 | Routine Description:\r | |
466 | \r | |
467 | Disasm instruction - CMP\r | |
468 | \r | |
469 | Arguments:\r | |
470 | \r | |
471 | InstructionAddress - The instruction address\r | |
472 | SystemContext - EBC system context.\r | |
473 | DisasmString - The instruction string\r | |
474 | \r | |
475 | Returns:\r | |
476 | \r | |
477 | Instruction length\r | |
478 | \r | |
479 | --*/\r | |
480 | {\r | |
481 | UINT8 Opcode;\r | |
482 | UINT8 Modifiers;\r | |
483 | UINT8 Operands;\r | |
484 | UINT16 Data16;\r | |
485 | UINTN Size;\r | |
486 | \r | |
487 | ASSERT (\r | |
488 | (GET_OPCODE(InstructionAddress) == OPCODE_CMPEQ) ||\r | |
489 | (GET_OPCODE(InstructionAddress) == OPCODE_CMPLTE) ||\r | |
490 | (GET_OPCODE(InstructionAddress) == OPCODE_CMPGTE) ||\r | |
491 | (GET_OPCODE(InstructionAddress) == OPCODE_CMPULTE) ||\r | |
492 | (GET_OPCODE(InstructionAddress) == OPCODE_CMPUGTE)\r | |
493 | );\r | |
494 | \r | |
495 | Opcode = GET_OPCODE (InstructionAddress);\r | |
496 | Modifiers = GET_MODIFIERS (InstructionAddress);\r | |
497 | Operands = GET_OPERANDS (InstructionAddress);\r | |
498 | if (Modifiers & OPCODE_M_IMMDATA) {\r | |
499 | Size = 4;\r | |
500 | } else {\r | |
501 | Size = 2;\r | |
502 | }\r | |
503 | \r | |
504 | //\r | |
505 | // Construct Disasm String\r | |
506 | //\r | |
507 | if (DisasmString != NULL) {\r | |
508 | *DisasmString = EdbPreInstructionString ();\r | |
509 | \r | |
510 | EdbPrintInstructionName (L"CMP");\r | |
511 | // if (Modifiers & OPCODE_M_64BIT) {\r | |
512 | // EdbPrintInstructionName (L"64");\r | |
513 | // } else {\r | |
514 | // EdbPrintInstructionName (L"32");\r | |
515 | // }\r | |
516 | switch (Opcode) {\r | |
517 | case OPCODE_CMPEQ:\r | |
518 | EdbPrintInstructionName (L"eq");\r | |
519 | break;\r | |
520 | case OPCODE_CMPLTE:\r | |
521 | EdbPrintInstructionName (L"lte");\r | |
522 | break;\r | |
523 | case OPCODE_CMPGTE:\r | |
524 | EdbPrintInstructionName (L"gte");\r | |
525 | break;\r | |
526 | case OPCODE_CMPULTE:\r | |
527 | EdbPrintInstructionName (L"ulte");\r | |
528 | break;\r | |
529 | case OPCODE_CMPUGTE:\r | |
530 | EdbPrintInstructionName (L"ugte");\r | |
531 | break;\r | |
532 | }\r | |
533 | \r | |
534 | EdbPrintRegister1 (Operands);\r | |
535 | InstructionAddress += 2;\r | |
536 | \r | |
537 | EdbPrintComma ();\r | |
538 | EdbPrintRegister2 (Operands);\r | |
539 | \r | |
540 | if (Modifiers & OPCODE_M_IMMDATA) {\r | |
541 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
542 | if (Operands & OPERAND_M_INDIRECT2) {\r | |
543 | EdbPrintRawIndexData16 (Data16);\r | |
544 | } else {\r | |
545 | EdbPrintImmDatan (Data16);\r | |
546 | }\r | |
547 | }\r | |
548 | \r | |
549 | EdbPostInstructionString ();\r | |
550 | }\r | |
551 | \r | |
552 | return Size;\r | |
553 | }\r | |
554 | \r | |
555 | UINTN\r | |
556 | EdbDisasmUnsignedDataManip (\r | |
557 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
558 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
559 | OUT CHAR16 **DisasmString\r | |
560 | )\r | |
561 | /*++\r | |
562 | \r | |
563 | Routine Description:\r | |
564 | \r | |
565 | Disasm instruction - Unsigned Data Manipulate\r | |
566 | \r | |
567 | Arguments:\r | |
568 | \r | |
569 | InstructionAddress - The instruction address\r | |
570 | SystemContext - EBC system context.\r | |
571 | DisasmString - The instruction string\r | |
572 | \r | |
573 | Returns:\r | |
574 | \r | |
575 | Instruction length\r | |
576 | \r | |
577 | --*/\r | |
578 | {\r | |
579 | UINT8 Modifiers;\r | |
580 | UINT8 Opcode;\r | |
581 | UINT8 Operands;\r | |
582 | UINTN Size;\r | |
583 | UINT16 Data16;\r | |
584 | \r | |
585 | ASSERT (\r | |
586 | (GET_OPCODE(InstructionAddress) == OPCODE_NOT) ||\r | |
587 | (GET_OPCODE(InstructionAddress) == OPCODE_MULU) ||\r | |
588 | (GET_OPCODE(InstructionAddress) == OPCODE_DIVU) ||\r | |
589 | (GET_OPCODE(InstructionAddress) == OPCODE_MODU) ||\r | |
590 | (GET_OPCODE(InstructionAddress) == OPCODE_AND) ||\r | |
591 | (GET_OPCODE(InstructionAddress) == OPCODE_OR) ||\r | |
592 | (GET_OPCODE(InstructionAddress) == OPCODE_XOR) ||\r | |
593 | (GET_OPCODE(InstructionAddress) == OPCODE_SHL) ||\r | |
594 | (GET_OPCODE(InstructionAddress) == OPCODE_SHR) ||\r | |
595 | (GET_OPCODE(InstructionAddress) == OPCODE_EXTNDB) ||\r | |
596 | (GET_OPCODE(InstructionAddress) == OPCODE_EXTNDW) ||\r | |
597 | (GET_OPCODE(InstructionAddress) == OPCODE_EXTNDD)\r | |
598 | );\r | |
599 | \r | |
600 | Opcode = GET_OPCODE (InstructionAddress);\r | |
601 | Operands = GET_OPERANDS (InstructionAddress);\r | |
602 | Modifiers = GET_MODIFIERS (InstructionAddress);\r | |
603 | if (Modifiers & DATAMANIP_M_IMMDATA) {\r | |
604 | Size = 4;\r | |
605 | } else {\r | |
606 | Size = 2;\r | |
607 | }\r | |
608 | \r | |
609 | //\r | |
610 | // Construct Disasm String\r | |
611 | //\r | |
612 | if (DisasmString != NULL) {\r | |
613 | *DisasmString = EdbPreInstructionString ();\r | |
614 | \r | |
615 | switch (Opcode) {\r | |
616 | case OPCODE_NOT:\r | |
617 | EdbPrintInstructionName (L"NOT");\r | |
618 | break;\r | |
619 | case OPCODE_MULU:\r | |
620 | EdbPrintInstructionName (L"MULU");\r | |
621 | break;\r | |
622 | case OPCODE_DIVU:\r | |
623 | EdbPrintInstructionName (L"DIVU");\r | |
624 | break;\r | |
625 | case OPCODE_MODU:\r | |
626 | EdbPrintInstructionName (L"MODU");\r | |
627 | break;\r | |
628 | case OPCODE_AND:\r | |
629 | EdbPrintInstructionName (L"AND");\r | |
630 | break;\r | |
631 | case OPCODE_OR:\r | |
632 | EdbPrintInstructionName (L"OR");\r | |
633 | break;\r | |
634 | case OPCODE_XOR:\r | |
635 | EdbPrintInstructionName (L"XOR");\r | |
636 | break;\r | |
637 | case OPCODE_SHL:\r | |
638 | EdbPrintInstructionName (L"SHL");\r | |
639 | break;\r | |
640 | case OPCODE_SHR:\r | |
641 | EdbPrintInstructionName (L"SHR");\r | |
642 | break;\r | |
643 | case OPCODE_EXTNDB:\r | |
644 | EdbPrintInstructionName (L"EXTNDB");\r | |
645 | break;\r | |
646 | case OPCODE_EXTNDW:\r | |
647 | EdbPrintInstructionName (L"EXTNDW");\r | |
648 | break;\r | |
649 | case OPCODE_EXTNDD:\r | |
650 | EdbPrintInstructionName (L"EXTNDD");\r | |
651 | break;\r | |
652 | }\r | |
653 | // if (Modifiers & DATAMANIP_M_64) {\r | |
654 | // EdbPrintInstructionName (L"64");\r | |
655 | // } else {\r | |
656 | // EdbPrintInstructionName (L"32");\r | |
657 | // }\r | |
658 | \r | |
659 | EdbPrintRegister1 (Operands);\r | |
660 | EdbPrintComma ();\r | |
661 | EdbPrintRegister2 (Operands);\r | |
662 | \r | |
663 | InstructionAddress += 2;\r | |
664 | if (Modifiers & DATAMANIP_M_IMMDATA) {\r | |
665 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
666 | if (Operands & OPERAND_M_INDIRECT2) {\r | |
667 | EdbPrintRawIndexData16 (Data16);\r | |
668 | } else {\r | |
669 | EdbPrintImmDatan (Data16);\r | |
670 | }\r | |
671 | }\r | |
672 | \r | |
673 | EdbPostInstructionString ();\r | |
674 | }\r | |
675 | \r | |
676 | return Size;\r | |
677 | }\r | |
678 | \r | |
679 | UINTN\r | |
680 | EdbDisasmSignedDataManip (\r | |
681 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
682 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
683 | OUT CHAR16 **DisasmString\r | |
684 | )\r | |
685 | /*++\r | |
686 | \r | |
687 | Routine Description:\r | |
688 | \r | |
689 | Disasm instruction - Signed Data Manipulate\r | |
690 | \r | |
691 | Arguments:\r | |
692 | \r | |
693 | InstructionAddress - The instruction address\r | |
694 | SystemContext - EBC system context.\r | |
695 | DisasmString - The instruction string\r | |
696 | \r | |
697 | Returns:\r | |
698 | \r | |
699 | Instruction length\r | |
700 | \r | |
701 | --*/\r | |
702 | {\r | |
703 | UINT8 Modifiers;\r | |
704 | UINT8 Opcode;\r | |
705 | UINT8 Operands;\r | |
706 | UINTN Size;\r | |
707 | UINT16 Data16;\r | |
708 | \r | |
709 | ASSERT (\r | |
710 | (GET_OPCODE(InstructionAddress) == OPCODE_NEG) ||\r | |
711 | (GET_OPCODE(InstructionAddress) == OPCODE_ADD) ||\r | |
712 | (GET_OPCODE(InstructionAddress) == OPCODE_SUB) ||\r | |
713 | (GET_OPCODE(InstructionAddress) == OPCODE_MUL) ||\r | |
714 | (GET_OPCODE(InstructionAddress) == OPCODE_DIV) ||\r | |
715 | (GET_OPCODE(InstructionAddress) == OPCODE_MOD) ||\r | |
716 | (GET_OPCODE(InstructionAddress) == OPCODE_ASHR)\r | |
717 | );\r | |
718 | \r | |
719 | Opcode = GET_OPCODE (InstructionAddress);\r | |
720 | Operands = GET_OPERANDS (InstructionAddress);\r | |
721 | Modifiers = GET_MODIFIERS (InstructionAddress);\r | |
722 | if (Modifiers & DATAMANIP_M_IMMDATA) {\r | |
723 | Size = 4;\r | |
724 | } else {\r | |
725 | Size = 2;\r | |
726 | }\r | |
727 | \r | |
728 | //\r | |
729 | // Construct Disasm String\r | |
730 | //\r | |
731 | if (DisasmString != NULL) {\r | |
732 | *DisasmString = EdbPreInstructionString ();\r | |
733 | \r | |
734 | switch (Opcode) {\r | |
735 | case OPCODE_NEG:\r | |
736 | EdbPrintInstructionName (L"NEG");\r | |
737 | break;\r | |
738 | case OPCODE_ADD:\r | |
739 | EdbPrintInstructionName (L"ADD");\r | |
740 | break;\r | |
741 | case OPCODE_SUB:\r | |
742 | EdbPrintInstructionName (L"SUB");\r | |
743 | break;\r | |
744 | case OPCODE_MUL:\r | |
745 | EdbPrintInstructionName (L"MUL");\r | |
746 | break;\r | |
747 | case OPCODE_DIV:\r | |
748 | EdbPrintInstructionName (L"DIV");\r | |
749 | break;\r | |
750 | case OPCODE_MOD:\r | |
751 | EdbPrintInstructionName (L"MOD");\r | |
752 | break;\r | |
753 | case OPCODE_ASHR:\r | |
754 | EdbPrintInstructionName (L"ASHR");\r | |
755 | break;\r | |
756 | }\r | |
757 | // if (Modifiers & DATAMANIP_M_64) {\r | |
758 | // EdbPrintInstructionName (L"64");\r | |
759 | // } else {\r | |
760 | // EdbPrintInstructionName (L"32");\r | |
761 | // }\r | |
762 | \r | |
763 | EdbPrintRegister1 (Operands);\r | |
764 | EdbPrintComma ();\r | |
765 | EdbPrintRegister2 (Operands);\r | |
766 | \r | |
767 | InstructionAddress += 2;\r | |
768 | if (Modifiers & DATAMANIP_M_IMMDATA) {\r | |
769 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
770 | if (Operands & OPERAND_M_INDIRECT2) {\r | |
771 | EdbPrintRawIndexData16 (Data16);\r | |
772 | } else {\r | |
773 | EdbPrintImmDatan (Data16);\r | |
774 | }\r | |
775 | }\r | |
776 | \r | |
777 | EdbPostInstructionString ();\r | |
778 | }\r | |
779 | \r | |
780 | return Size;\r | |
781 | }\r | |
782 | \r | |
783 | UINTN\r | |
784 | EdbDisasmMOVxx (\r | |
785 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
786 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
787 | OUT CHAR16 **DisasmString\r | |
788 | )\r | |
789 | /*++\r | |
790 | \r | |
791 | Routine Description:\r | |
792 | \r | |
793 | Disasm instruction - MOVxx\r | |
794 | \r | |
795 | Arguments:\r | |
796 | \r | |
797 | InstructionAddress - The instruction address\r | |
798 | SystemContext - EBC system context.\r | |
799 | DisasmString - The instruction string\r | |
800 | \r | |
801 | Returns:\r | |
802 | \r | |
803 | Instruction length\r | |
804 | \r | |
805 | --*/\r | |
806 | {\r | |
807 | UINT8 Modifiers;\r | |
808 | UINT8 Opcode;\r | |
809 | UINT8 Operands;\r | |
810 | UINTN Size;\r | |
811 | UINT16 Data16;\r | |
812 | UINT32 Data32;\r | |
813 | UINT64 Data64;\r | |
814 | \r | |
815 | ASSERT (\r | |
816 | (GET_OPCODE(InstructionAddress) == OPCODE_MOVBW) ||\r | |
817 | (GET_OPCODE(InstructionAddress) == OPCODE_MOVWW) ||\r | |
818 | (GET_OPCODE(InstructionAddress) == OPCODE_MOVDW) ||\r | |
819 | (GET_OPCODE(InstructionAddress) == OPCODE_MOVQW) ||\r | |
820 | (GET_OPCODE(InstructionAddress) == OPCODE_MOVBD) ||\r | |
821 | (GET_OPCODE(InstructionAddress) == OPCODE_MOVWD) ||\r | |
822 | (GET_OPCODE(InstructionAddress) == OPCODE_MOVDD) ||\r | |
823 | (GET_OPCODE(InstructionAddress) == OPCODE_MOVQD) ||\r | |
824 | (GET_OPCODE(InstructionAddress) == OPCODE_MOVQQ) ||\r | |
825 | (GET_OPCODE(InstructionAddress) == OPCODE_MOVNW) ||\r | |
826 | (GET_OPCODE(InstructionAddress) == OPCODE_MOVND)\r | |
827 | );\r | |
828 | \r | |
829 | Opcode = GET_OPCODE (InstructionAddress);\r | |
830 | Modifiers = GET_MODIFIERS (InstructionAddress);\r | |
831 | Operands = GET_OPERANDS (InstructionAddress);\r | |
832 | Size = 2;\r | |
833 | if (Modifiers & (OPCODE_M_IMMED_OP1 | OPCODE_M_IMMED_OP2)) {\r | |
834 | if ((Opcode <= OPCODE_MOVQW) || (Opcode == OPCODE_MOVNW)) {\r | |
835 | if (Modifiers & OPCODE_M_IMMED_OP1) {\r | |
836 | Size += 2;\r | |
837 | }\r | |
838 | if (Modifiers & OPCODE_M_IMMED_OP2) {\r | |
839 | Size += 2;\r | |
840 | }\r | |
841 | } else if ((Opcode <= OPCODE_MOVQD) || (Opcode == OPCODE_MOVND)) {\r | |
842 | if (Modifiers & OPCODE_M_IMMED_OP1) {\r | |
843 | Size += 4;\r | |
844 | }\r | |
845 | if (Modifiers & OPCODE_M_IMMED_OP2) {\r | |
846 | Size += 4;\r | |
847 | }\r | |
848 | } else if (Opcode == OPCODE_MOVQQ) {\r | |
849 | if (Modifiers & OPCODE_M_IMMED_OP1) {\r | |
850 | Size += 8;\r | |
851 | }\r | |
852 | if (Modifiers & OPCODE_M_IMMED_OP2) {\r | |
853 | Size += 8;\r | |
854 | }\r | |
855 | }\r | |
856 | }\r | |
857 | \r | |
858 | //\r | |
859 | // Construct Disasm String\r | |
860 | //\r | |
861 | if (DisasmString != NULL) {\r | |
862 | *DisasmString = EdbPreInstructionString ();\r | |
863 | \r | |
864 | EdbPrintInstructionName (L"MOV");\r | |
865 | switch (Opcode) {\r | |
866 | case OPCODE_MOVBW:\r | |
867 | EdbPrintInstructionName (L"bw");\r | |
868 | break;\r | |
869 | case OPCODE_MOVWW:\r | |
870 | EdbPrintInstructionName (L"ww");\r | |
871 | break;\r | |
872 | case OPCODE_MOVDW:\r | |
873 | EdbPrintInstructionName (L"dw");\r | |
874 | break;\r | |
875 | case OPCODE_MOVQW:\r | |
876 | EdbPrintInstructionName (L"qw");\r | |
877 | break;\r | |
878 | case OPCODE_MOVBD:\r | |
879 | EdbPrintInstructionName (L"bd");\r | |
880 | break;\r | |
881 | case OPCODE_MOVWD:\r | |
882 | EdbPrintInstructionName (L"wd");\r | |
883 | break;\r | |
884 | case OPCODE_MOVDD:\r | |
885 | EdbPrintInstructionName (L"dd");\r | |
886 | break;\r | |
887 | case OPCODE_MOVQD:\r | |
888 | EdbPrintInstructionName (L"qd");\r | |
889 | break;\r | |
890 | case OPCODE_MOVQQ:\r | |
891 | EdbPrintInstructionName (L"qq");\r | |
892 | break;\r | |
893 | case OPCODE_MOVNW:\r | |
894 | EdbPrintInstructionName (L"nw");\r | |
895 | break;\r | |
896 | case OPCODE_MOVND:\r | |
897 | EdbPrintInstructionName (L"nd");\r | |
898 | break;\r | |
899 | }\r | |
900 | \r | |
901 | EdbPrintRegister1 (Operands);\r | |
902 | \r | |
903 | InstructionAddress += 2;\r | |
904 | if (Modifiers & OPCODE_M_IMMED_OP1) {\r | |
905 | if ((Opcode <= OPCODE_MOVQW) || (Opcode == OPCODE_MOVNW)) {\r | |
906 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
907 | InstructionAddress += 2;\r | |
908 | EdbPrintRawIndexData16 (Data16);\r | |
909 | } else if ((Opcode <= OPCODE_MOVQD) || (Opcode == OPCODE_MOVND)) {\r | |
910 | CopyMem (&Data32, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT32));\r | |
911 | InstructionAddress += 4;\r | |
912 | EdbPrintRawIndexData32 (Data32);\r | |
913 | } else if (Opcode == OPCODE_MOVQQ) {\r | |
914 | CopyMem (&Data64, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT64));\r | |
915 | InstructionAddress += 8;\r | |
916 | EdbPrintRawIndexData64 (Data64);\r | |
917 | }\r | |
918 | }\r | |
919 | \r | |
920 | EdbPrintComma ();\r | |
921 | EdbPrintRegister2 (Operands);\r | |
922 | \r | |
923 | if (Modifiers & OPCODE_M_IMMED_OP2) {\r | |
924 | if ((Opcode <= OPCODE_MOVQW) || (Opcode == OPCODE_MOVNW)) {\r | |
925 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
926 | EdbPrintRawIndexData16 (Data16);\r | |
927 | } else if ((Opcode <= OPCODE_MOVQD) || (Opcode == OPCODE_MOVND)) {\r | |
928 | CopyMem (&Data32, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT32));\r | |
929 | EdbPrintRawIndexData32 (Data32);\r | |
930 | } else if (Opcode == OPCODE_MOVQQ) {\r | |
931 | CopyMem (&Data64, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT64));\r | |
932 | EdbPrintRawIndexData64 (Data64);\r | |
933 | }\r | |
934 | }\r | |
935 | \r | |
936 | EdbPostInstructionString ();\r | |
937 | }\r | |
938 | \r | |
939 | return Size;\r | |
940 | }\r | |
941 | \r | |
942 | UINTN\r | |
943 | EdbDisasmMOVsnw (\r | |
944 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
945 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
946 | OUT CHAR16 **DisasmString\r | |
947 | )\r | |
948 | /*++\r | |
949 | \r | |
950 | Routine Description:\r | |
951 | \r | |
952 | Disasm instruction - MOVsnw\r | |
953 | \r | |
954 | Arguments:\r | |
955 | \r | |
956 | InstructionAddress - The instruction address\r | |
957 | SystemContext - EBC system context.\r | |
958 | DisasmString - The instruction string\r | |
959 | \r | |
960 | Returns:\r | |
961 | \r | |
962 | Instruction length\r | |
963 | \r | |
964 | --*/\r | |
965 | {\r | |
966 | UINT8 Modifiers;\r | |
967 | UINT8 Operands;\r | |
968 | UINTN Size;\r | |
969 | UINT16 Data16;\r | |
970 | \r | |
971 | ASSERT (GET_OPCODE(InstructionAddress) == OPCODE_MOVSNW);\r | |
972 | \r | |
973 | Modifiers = GET_MODIFIERS (InstructionAddress);\r | |
974 | Operands = GET_OPERANDS (InstructionAddress);\r | |
975 | Size = 2;\r | |
976 | if (Modifiers & OPCODE_M_IMMED_OP1) {\r | |
977 | Size += 2;\r | |
978 | }\r | |
979 | if (Modifiers & OPCODE_M_IMMED_OP2) {\r | |
980 | Size += 2;\r | |
981 | }\r | |
982 | \r | |
983 | //\r | |
984 | // Construct Disasm String\r | |
985 | //\r | |
986 | if (DisasmString != NULL) {\r | |
987 | *DisasmString = EdbPreInstructionString ();\r | |
988 | \r | |
989 | EdbPrintInstructionName (L"MOVsnw");\r | |
990 | \r | |
991 | EdbPrintRegister1 (Operands);\r | |
992 | \r | |
993 | InstructionAddress += 2;\r | |
994 | if (Modifiers & OPCODE_M_IMMED_OP1) {\r | |
995 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
996 | InstructionAddress += 2;\r | |
997 | EdbPrintRawIndexData16 (Data16);\r | |
998 | }\r | |
999 | \r | |
1000 | EdbPrintComma ();\r | |
1001 | EdbPrintRegister2 (Operands);\r | |
1002 | \r | |
1003 | if (Modifiers & OPCODE_M_IMMED_OP2) {\r | |
1004 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
1005 | if (Operands & OPERAND_M_INDIRECT2) {\r | |
1006 | EdbPrintRawIndexData16 (Data16);\r | |
1007 | } else {\r | |
1008 | EdbPrintImmDatan (Data16);\r | |
1009 | }\r | |
1010 | }\r | |
1011 | \r | |
1012 | EdbPostInstructionString ();\r | |
1013 | }\r | |
1014 | \r | |
1015 | return Size;\r | |
1016 | }\r | |
1017 | \r | |
1018 | UINTN\r | |
1019 | EdbDisasmMOVsnd (\r | |
1020 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
1021 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
1022 | OUT CHAR16 **DisasmString\r | |
1023 | )\r | |
1024 | /*++\r | |
1025 | \r | |
1026 | Routine Description:\r | |
1027 | \r | |
1028 | Disasm instruction - MOVsnd\r | |
1029 | \r | |
1030 | Arguments:\r | |
1031 | \r | |
1032 | InstructionAddress - The instruction address\r | |
1033 | SystemContext - EBC system context.\r | |
1034 | DisasmString - The instruction string\r | |
1035 | \r | |
1036 | Returns:\r | |
1037 | \r | |
1038 | Instruction length\r | |
1039 | \r | |
1040 | --*/\r | |
1041 | {\r | |
1042 | UINT8 Modifiers;\r | |
1043 | UINT8 Operands;\r | |
1044 | UINTN Size;\r | |
1045 | UINT32 Data32;\r | |
1046 | \r | |
1047 | ASSERT (GET_OPCODE(InstructionAddress) == OPCODE_MOVSND);\r | |
1048 | \r | |
1049 | Modifiers = GET_MODIFIERS (InstructionAddress);\r | |
1050 | Operands = GET_OPERANDS (InstructionAddress);\r | |
1051 | Size = 2;\r | |
1052 | if (Modifiers & OPCODE_M_IMMED_OP1) {\r | |
1053 | Size += 4;\r | |
1054 | }\r | |
1055 | if (Modifiers & OPCODE_M_IMMED_OP2) {\r | |
1056 | Size += 4;\r | |
1057 | }\r | |
1058 | \r | |
1059 | //\r | |
1060 | // Construct Disasm String\r | |
1061 | //\r | |
1062 | if (DisasmString != NULL) {\r | |
1063 | *DisasmString = EdbPreInstructionString ();\r | |
1064 | \r | |
1065 | EdbPrintInstructionName (L"MOVsnd");\r | |
1066 | \r | |
1067 | EdbPrintRegister1 (Operands);\r | |
1068 | \r | |
1069 | InstructionAddress += 2;\r | |
1070 | if (Modifiers & OPCODE_M_IMMED_OP1) {\r | |
1071 | CopyMem (&Data32, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT32));\r | |
1072 | InstructionAddress += 4;\r | |
1073 | EdbPrintRawIndexData32 (Data32);\r | |
1074 | }\r | |
1075 | \r | |
1076 | EdbPrintComma ();\r | |
1077 | EdbPrintRegister2 (Operands);\r | |
1078 | \r | |
1079 | if (Modifiers & OPCODE_M_IMMED_OP2) {\r | |
1080 | CopyMem (&Data32, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT32));\r | |
1081 | if (Operands & OPERAND_M_INDIRECT2) {\r | |
1082 | EdbPrintRawIndexData32 (Data32);\r | |
1083 | } else {\r | |
1084 | EdbPrintImmDatan (Data32);\r | |
1085 | }\r | |
1086 | }\r | |
1087 | \r | |
1088 | EdbPostInstructionString ();\r | |
1089 | }\r | |
1090 | \r | |
1091 | return Size;\r | |
1092 | }\r | |
1093 | \r | |
1094 | UINTN\r | |
1095 | EdbDisasmLOADSP (\r | |
1096 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
1097 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
1098 | OUT CHAR16 **DisasmString\r | |
1099 | )\r | |
1100 | /*++\r | |
1101 | \r | |
1102 | Routine Description:\r | |
1103 | \r | |
1104 | Disasm instruction - LOADSP\r | |
1105 | \r | |
1106 | Arguments:\r | |
1107 | \r | |
1108 | InstructionAddress - The instruction address\r | |
1109 | SystemContext - EBC system context.\r | |
1110 | DisasmString - The instruction string\r | |
1111 | \r | |
1112 | Returns:\r | |
1113 | \r | |
1114 | Instruction length\r | |
1115 | \r | |
1116 | --*/\r | |
1117 | {\r | |
1118 | UINT8 Operands;\r | |
1119 | \r | |
1120 | ASSERT (GET_OPCODE(InstructionAddress) == OPCODE_LOADSP);\r | |
1121 | \r | |
1122 | Operands = GET_OPERANDS (InstructionAddress);\r | |
1123 | \r | |
1124 | //\r | |
1125 | // Construct Disasm String\r | |
1126 | //\r | |
1127 | if (DisasmString != NULL) {\r | |
1128 | *DisasmString = EdbPreInstructionString ();\r | |
1129 | \r | |
1130 | EdbPrintInstructionName (L"LOADSP");\r | |
1131 | \r | |
1132 | EdbPrintDedicatedRegister1 (Operands);\r | |
1133 | \r | |
1134 | EdbPrintRegister2 (Operands);\r | |
1135 | \r | |
1136 | EdbPostInstructionString ();\r | |
1137 | }\r | |
1138 | \r | |
1139 | return 2;\r | |
1140 | }\r | |
1141 | \r | |
1142 | UINTN\r | |
1143 | EdbDisasmSTORESP (\r | |
1144 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
1145 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
1146 | OUT CHAR16 **DisasmString\r | |
1147 | )\r | |
1148 | /*++\r | |
1149 | \r | |
1150 | Routine Description:\r | |
1151 | \r | |
1152 | Disasm instruction - STORESP\r | |
1153 | \r | |
1154 | Arguments:\r | |
1155 | \r | |
1156 | InstructionAddress - The instruction address\r | |
1157 | SystemContext - EBC system context.\r | |
1158 | DisasmString - The instruction string\r | |
1159 | \r | |
1160 | Returns:\r | |
1161 | \r | |
1162 | Instruction length\r | |
1163 | \r | |
1164 | --*/\r | |
1165 | {\r | |
1166 | UINT8 Operands;\r | |
1167 | \r | |
1168 | ASSERT (GET_OPCODE(InstructionAddress) == OPCODE_STORESP);\r | |
1169 | \r | |
1170 | Operands = GET_OPERANDS (InstructionAddress);\r | |
1171 | \r | |
1172 | //\r | |
1173 | // Construct Disasm String\r | |
1174 | //\r | |
1175 | if (DisasmString != NULL) {\r | |
1176 | *DisasmString = EdbPreInstructionString ();\r | |
1177 | \r | |
1178 | EdbPrintInstructionName (L"STORESP");\r | |
1179 | \r | |
1180 | EdbPrintRegister1 (Operands);\r | |
1181 | \r | |
1182 | EdbPrintDedicatedRegister2 (Operands);\r | |
1183 | \r | |
1184 | EdbPostInstructionString ();\r | |
1185 | }\r | |
1186 | \r | |
1187 | return 2;\r | |
1188 | }\r | |
1189 | \r | |
1190 | UINTN\r | |
1191 | EdbDisasmPUSH (\r | |
1192 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
1193 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
1194 | OUT CHAR16 **DisasmString\r | |
1195 | )\r | |
1196 | /*++\r | |
1197 | \r | |
1198 | Routine Description:\r | |
1199 | \r | |
1200 | Disasm instruction - PUSH\r | |
1201 | \r | |
1202 | Arguments:\r | |
1203 | \r | |
1204 | InstructionAddress - The instruction address\r | |
1205 | SystemContext - EBC system context.\r | |
1206 | DisasmString - The instruction string\r | |
1207 | \r | |
1208 | Returns:\r | |
1209 | \r | |
1210 | Instruction length\r | |
1211 | \r | |
1212 | --*/\r | |
1213 | {\r | |
1214 | UINT8 Modifiers;\r | |
1215 | UINT8 Operands;\r | |
1216 | UINTN Size;\r | |
1217 | UINT16 Data16;\r | |
1218 | \r | |
1219 | ASSERT (GET_OPCODE(InstructionAddress) == OPCODE_PUSH);\r | |
1220 | \r | |
1221 | Operands = GET_OPERANDS (InstructionAddress);\r | |
1222 | Modifiers = GET_MODIFIERS (InstructionAddress);\r | |
1223 | if (Modifiers & PUSHPOP_M_IMMDATA) {\r | |
1224 | Size = 4;\r | |
1225 | } else {\r | |
1226 | Size = 2;\r | |
1227 | }\r | |
1228 | \r | |
1229 | //\r | |
1230 | // Construct Disasm String\r | |
1231 | //\r | |
1232 | if (DisasmString != NULL) {\r | |
1233 | *DisasmString = EdbPreInstructionString ();\r | |
1234 | \r | |
1235 | EdbPrintInstructionName (L"PUSH");\r | |
1236 | // if (Modifiers & PUSHPOP_M_64) {\r | |
1237 | // EdbPrintInstructionName (L"64");\r | |
1238 | // } else {\r | |
1239 | // EdbPrintInstructionName (L"32");\r | |
1240 | // }\r | |
1241 | \r | |
1242 | EdbPrintRegister1 (Operands);\r | |
1243 | \r | |
1244 | InstructionAddress += 2;\r | |
1245 | if (Modifiers & PUSHPOP_M_IMMDATA) {\r | |
1246 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
1247 | if (Operands & OPERAND_M_INDIRECT1) {\r | |
1248 | EdbPrintRawIndexData16 (Data16);\r | |
1249 | } else {\r | |
1250 | EdbPrintImmDatan (Data16);\r | |
1251 | }\r | |
1252 | }\r | |
1253 | \r | |
1254 | EdbPostInstructionString ();\r | |
1255 | }\r | |
1256 | \r | |
1257 | return Size;\r | |
1258 | }\r | |
1259 | \r | |
1260 | UINTN\r | |
1261 | EdbDisasmPOP (\r | |
1262 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
1263 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
1264 | OUT CHAR16 **DisasmString\r | |
1265 | )\r | |
1266 | /*++\r | |
1267 | \r | |
1268 | Routine Description:\r | |
1269 | \r | |
1270 | Disasm instruction - POP\r | |
1271 | \r | |
1272 | Arguments:\r | |
1273 | \r | |
1274 | InstructionAddress - The instruction address\r | |
1275 | SystemContext - EBC system context.\r | |
1276 | DisasmString - The instruction string\r | |
1277 | \r | |
1278 | Returns:\r | |
1279 | \r | |
1280 | Instruction length\r | |
1281 | \r | |
1282 | --*/\r | |
1283 | {\r | |
1284 | UINT8 Modifiers;\r | |
1285 | UINT8 Operands;\r | |
1286 | UINTN Size;\r | |
1287 | UINT16 Data16;\r | |
1288 | \r | |
1289 | ASSERT (GET_OPCODE(InstructionAddress) == OPCODE_POP);\r | |
1290 | \r | |
1291 | Operands = GET_OPERANDS (InstructionAddress);\r | |
1292 | Modifiers = GET_MODIFIERS (InstructionAddress);\r | |
1293 | if (Modifiers & PUSHPOP_M_IMMDATA) {\r | |
1294 | Size = 4;\r | |
1295 | } else {\r | |
1296 | Size = 2;\r | |
1297 | }\r | |
1298 | \r | |
1299 | //\r | |
1300 | // Construct Disasm String\r | |
1301 | //\r | |
1302 | if (DisasmString != NULL) {\r | |
1303 | *DisasmString = EdbPreInstructionString ();\r | |
1304 | \r | |
1305 | EdbPrintInstructionName (L"POP");\r | |
1306 | // if (Modifiers & PUSHPOP_M_64) {\r | |
1307 | // EdbPrintInstructionName (L"64");\r | |
1308 | // } else {\r | |
1309 | // EdbPrintInstructionName (L"32");\r | |
1310 | // }\r | |
1311 | \r | |
1312 | EdbPrintRegister1 (Operands);\r | |
1313 | \r | |
1314 | InstructionAddress += 2;\r | |
1315 | if (Modifiers & PUSHPOP_M_IMMDATA) {\r | |
1316 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
1317 | if (Operands & OPERAND_M_INDIRECT1) {\r | |
1318 | EdbPrintRawIndexData16 (Data16);\r | |
1319 | } else {\r | |
1320 | EdbPrintImmDatan (Data16);\r | |
1321 | }\r | |
1322 | }\r | |
1323 | \r | |
1324 | EdbPostInstructionString ();\r | |
1325 | }\r | |
1326 | \r | |
1327 | return Size;\r | |
1328 | }\r | |
1329 | \r | |
1330 | UINTN\r | |
1331 | EdbDisasmCMPI (\r | |
1332 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
1333 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
1334 | OUT CHAR16 **DisasmString\r | |
1335 | )\r | |
1336 | /*++\r | |
1337 | \r | |
1338 | Routine Description:\r | |
1339 | \r | |
1340 | Disasm instruction - CMPI\r | |
1341 | \r | |
1342 | Arguments:\r | |
1343 | \r | |
1344 | InstructionAddress - The instruction address\r | |
1345 | SystemContext - EBC system context.\r | |
1346 | DisasmString - The instruction string\r | |
1347 | \r | |
1348 | Returns:\r | |
1349 | \r | |
1350 | Instruction length\r | |
1351 | \r | |
1352 | --*/\r | |
1353 | {\r | |
1354 | UINT8 Modifiers;\r | |
1355 | UINT8 Opcode;\r | |
1356 | UINT8 Operands;\r | |
1357 | UINT16 Data16;\r | |
1358 | UINT32 Data32;\r | |
1359 | UINTN Size;\r | |
1360 | \r | |
1361 | ASSERT (\r | |
1362 | (GET_OPCODE(InstructionAddress) == OPCODE_CMPIEQ) ||\r | |
1363 | (GET_OPCODE(InstructionAddress) == OPCODE_CMPILTE) ||\r | |
1364 | (GET_OPCODE(InstructionAddress) == OPCODE_CMPIGTE) ||\r | |
1365 | (GET_OPCODE(InstructionAddress) == OPCODE_CMPIULTE) ||\r | |
1366 | (GET_OPCODE(InstructionAddress) == OPCODE_CMPIUGTE)\r | |
1367 | );\r | |
1368 | \r | |
1369 | Modifiers = GET_MODIFIERS (InstructionAddress);\r | |
1370 | Opcode = GET_OPCODE (InstructionAddress);\r | |
1371 | Operands = GET_OPERANDS (InstructionAddress);\r | |
1372 | \r | |
1373 | if ((Operands & 0xE0) != 0) {\r | |
1374 | return 0;\r | |
1375 | }\r | |
1376 | \r | |
1377 | Size = 2;\r | |
1378 | if (Operands & OPERAND_M_CMPI_INDEX) {\r | |
1379 | Size += 2;\r | |
1380 | }\r | |
1381 | if (Modifiers & OPCODE_M_CMPI32_DATA) {\r | |
1382 | Size += 4;\r | |
1383 | } else {\r | |
1384 | Size += 2;\r | |
1385 | }\r | |
1386 | \r | |
1387 | //\r | |
1388 | // Construct Disasm String\r | |
1389 | //\r | |
1390 | if (DisasmString != NULL) {\r | |
1391 | *DisasmString = EdbPreInstructionString ();\r | |
1392 | \r | |
1393 | EdbPrintInstructionName (L"CMPI");\r | |
1394 | // if (Modifiers & OPCODE_M_CMPI64) {\r | |
1395 | // EdbPrintInstructionName (L"64");\r | |
1396 | // } else {\r | |
1397 | // EdbPrintInstructionName (L"32");\r | |
1398 | // }\r | |
1399 | if (Modifiers & OPCODE_M_CMPI32_DATA) {\r | |
1400 | EdbPrintInstructionName (L"d");\r | |
1401 | } else {\r | |
1402 | EdbPrintInstructionName (L"w");\r | |
1403 | }\r | |
1404 | switch (Opcode) {\r | |
1405 | case OPCODE_CMPIEQ:\r | |
1406 | EdbPrintInstructionName (L"eq");\r | |
1407 | break;\r | |
1408 | case OPCODE_CMPILTE:\r | |
1409 | EdbPrintInstructionName (L"lte");\r | |
1410 | break;\r | |
1411 | case OPCODE_CMPIGTE:\r | |
1412 | EdbPrintInstructionName (L"gte");\r | |
1413 | break;\r | |
1414 | case OPCODE_CMPIULTE:\r | |
1415 | EdbPrintInstructionName (L"ulte");\r | |
1416 | break;\r | |
1417 | case OPCODE_CMPIUGTE:\r | |
1418 | EdbPrintInstructionName (L"ugte");\r | |
1419 | break;\r | |
1420 | }\r | |
1421 | \r | |
1422 | EdbPrintRegister1 (Operands);\r | |
1423 | \r | |
1424 | InstructionAddress += 2;\r | |
1425 | if (Operands & OPERAND_M_CMPI_INDEX) {\r | |
1426 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
1427 | InstructionAddress += 2;\r | |
1428 | EdbPrintRawIndexData16 (Data16);\r | |
1429 | }\r | |
1430 | \r | |
1431 | EdbPrintComma ();\r | |
1432 | \r | |
1433 | if (Modifiers & OPCODE_M_CMPI32_DATA) {\r | |
1434 | CopyMem (&Data32, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT32));\r | |
1435 | EdbPrintDatan (Data32);\r | |
1436 | } else {\r | |
1437 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
1438 | EdbPrintDatan (Data16);\r | |
1439 | }\r | |
1440 | \r | |
1441 | EdbPostInstructionString ();\r | |
1442 | }\r | |
1443 | \r | |
1444 | return Size;\r | |
1445 | }\r | |
1446 | \r | |
1447 | UINTN\r | |
1448 | EdbDisasmPUSHn (\r | |
1449 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
1450 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
1451 | OUT CHAR16 **DisasmString\r | |
1452 | )\r | |
1453 | /*++\r | |
1454 | \r | |
1455 | Routine Description:\r | |
1456 | \r | |
1457 | Disasm instruction - PUSHn\r | |
1458 | \r | |
1459 | Arguments:\r | |
1460 | \r | |
1461 | InstructionAddress - The instruction address\r | |
1462 | SystemContext - EBC system context.\r | |
1463 | DisasmString - The instruction string\r | |
1464 | \r | |
1465 | Returns:\r | |
1466 | \r | |
1467 | Instruction length\r | |
1468 | \r | |
1469 | --*/\r | |
1470 | {\r | |
1471 | UINT8 Modifiers;\r | |
1472 | UINT8 Operands;\r | |
1473 | UINTN Size;\r | |
1474 | UINT16 Data16;\r | |
1475 | \r | |
1476 | ASSERT (GET_OPCODE(InstructionAddress) == OPCODE_PUSHN);\r | |
1477 | \r | |
1478 | Operands = GET_OPERANDS (InstructionAddress);\r | |
1479 | Modifiers = GET_MODIFIERS (InstructionAddress);\r | |
1480 | if (Modifiers & PUSHPOP_M_IMMDATA) {\r | |
1481 | Size = 4;\r | |
1482 | } else {\r | |
1483 | Size = 2;\r | |
1484 | }\r | |
1485 | \r | |
1486 | //\r | |
1487 | // Construct Disasm String\r | |
1488 | //\r | |
1489 | if (DisasmString != NULL) {\r | |
1490 | *DisasmString = EdbPreInstructionString ();\r | |
1491 | \r | |
1492 | EdbPrintInstructionName (L"PUSHn");\r | |
1493 | \r | |
1494 | EdbPrintRegister1 (Operands);\r | |
1495 | \r | |
1496 | InstructionAddress += 2;\r | |
1497 | if (Modifiers & PUSHPOP_M_IMMDATA) {\r | |
1498 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
1499 | if (Operands & OPERAND_M_INDIRECT1) {\r | |
1500 | EdbPrintRawIndexData16 (Data16);\r | |
1501 | } else {\r | |
1502 | EdbPrintImmDatan (Data16);\r | |
1503 | }\r | |
1504 | }\r | |
1505 | \r | |
1506 | EdbPostInstructionString ();\r | |
1507 | }\r | |
1508 | \r | |
1509 | return Size;\r | |
1510 | }\r | |
1511 | \r | |
1512 | UINTN\r | |
1513 | EdbDisasmPOPn (\r | |
1514 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
1515 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
1516 | OUT CHAR16 **DisasmString\r | |
1517 | )\r | |
1518 | /*++\r | |
1519 | \r | |
1520 | Routine Description:\r | |
1521 | \r | |
1522 | Disasm instruction - POPn\r | |
1523 | \r | |
1524 | Arguments:\r | |
1525 | \r | |
1526 | InstructionAddress - The instruction address\r | |
1527 | SystemContext - EBC system context.\r | |
1528 | DisasmString - The instruction string\r | |
1529 | \r | |
1530 | Returns:\r | |
1531 | \r | |
1532 | Instruction length\r | |
1533 | \r | |
1534 | --*/\r | |
1535 | {\r | |
1536 | UINT8 Modifiers;\r | |
1537 | UINT8 Operands;\r | |
1538 | UINTN Size;\r | |
1539 | UINT16 Data16;\r | |
1540 | \r | |
1541 | ASSERT (GET_OPCODE(InstructionAddress) == OPCODE_POPN);\r | |
1542 | \r | |
1543 | Operands = GET_OPERANDS (InstructionAddress);\r | |
1544 | Modifiers = GET_MODIFIERS (InstructionAddress);\r | |
1545 | if (Modifiers & PUSHPOP_M_IMMDATA) {\r | |
1546 | Size = 4;\r | |
1547 | } else {\r | |
1548 | Size = 2;\r | |
1549 | }\r | |
1550 | \r | |
1551 | //\r | |
1552 | // Construct Disasm String\r | |
1553 | //\r | |
1554 | if (DisasmString != NULL) {\r | |
1555 | *DisasmString = EdbPreInstructionString ();\r | |
1556 | \r | |
1557 | EdbPrintInstructionName (L"POPn");\r | |
1558 | \r | |
1559 | EdbPrintRegister1 (Operands);\r | |
1560 | \r | |
1561 | InstructionAddress += 2;\r | |
1562 | if (Modifiers & PUSHPOP_M_IMMDATA) {\r | |
1563 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
1564 | if (Operands & OPERAND_M_INDIRECT1) {\r | |
1565 | EdbPrintRawIndexData16 (Data16);\r | |
1566 | } else {\r | |
1567 | EdbPrintImmDatan (Data16);\r | |
1568 | }\r | |
1569 | }\r | |
1570 | \r | |
1571 | EdbPostInstructionString ();\r | |
1572 | }\r | |
1573 | \r | |
1574 | return Size;\r | |
1575 | }\r | |
1576 | \r | |
1577 | UINTN\r | |
1578 | EdbDisasmMOVI (\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 | \r | |
1585 | Routine Description:\r | |
1586 | \r | |
1587 | Disasm instruction - MOVI\r | |
1588 | \r | |
1589 | Arguments:\r | |
1590 | \r | |
1591 | InstructionAddress - The instruction address\r | |
1592 | SystemContext - EBC system context.\r | |
1593 | DisasmString - The instruction string\r | |
1594 | \r | |
1595 | Returns:\r | |
1596 | \r | |
1597 | Instruction length\r | |
1598 | \r | |
1599 | --*/\r | |
1600 | {\r | |
1601 | UINT8 Modifiers;\r | |
1602 | UINT8 Operands;\r | |
1603 | UINTN Size;\r | |
1604 | UINT16 Data16;\r | |
1605 | UINT32 Data32;\r | |
1606 | UINT64 Data64;\r | |
1607 | \r | |
1608 | ASSERT (GET_OPCODE(InstructionAddress) == OPCODE_MOVI);\r | |
1609 | \r | |
1610 | Modifiers = GET_MODIFIERS (InstructionAddress);\r | |
1611 | Operands = GET_OPERANDS (InstructionAddress);\r | |
1612 | \r | |
1613 | if (Operands & MOVI_M_IMMDATA) {\r | |
1614 | Size = 4;\r | |
1615 | } else {\r | |
1616 | Size = 2;\r | |
1617 | }\r | |
1618 | if ((Modifiers & MOVI_M_DATAWIDTH) == MOVI_DATAWIDTH16) {\r | |
1619 | Size += 2;\r | |
1620 | } else if ((Modifiers & MOVI_M_DATAWIDTH) == MOVI_DATAWIDTH32) {\r | |
1621 | Size += 4;\r | |
1622 | } else if ((Modifiers & MOVI_M_DATAWIDTH) == MOVI_DATAWIDTH64) {\r | |
1623 | Size += 8;\r | |
1624 | }\r | |
1625 | \r | |
1626 | //\r | |
1627 | // Construct Disasm String\r | |
1628 | //\r | |
1629 | if (DisasmString != NULL) {\r | |
1630 | *DisasmString = EdbPreInstructionString ();\r | |
1631 | \r | |
1632 | EdbPrintInstructionName (L"MOVI");\r | |
1633 | switch (Operands & MOVI_M_MOVEWIDTH) {\r | |
1634 | case MOVI_MOVEWIDTH8:\r | |
1635 | EdbPrintInstructionName (L"b");\r | |
1636 | break;\r | |
1637 | case MOVI_MOVEWIDTH16:\r | |
1638 | EdbPrintInstructionName (L"w");\r | |
1639 | break;\r | |
1640 | case MOVI_MOVEWIDTH32:\r | |
1641 | EdbPrintInstructionName (L"d");\r | |
1642 | break;\r | |
1643 | case MOVI_MOVEWIDTH64:\r | |
1644 | EdbPrintInstructionName (L"q");\r | |
1645 | break;\r | |
1646 | }\r | |
1647 | switch (Modifiers & MOVI_M_DATAWIDTH) {\r | |
1648 | case MOVI_DATAWIDTH16:\r | |
1649 | EdbPrintInstructionName (L"w");\r | |
1650 | break;\r | |
1651 | case MOVI_DATAWIDTH32:\r | |
1652 | EdbPrintInstructionName (L"d");\r | |
1653 | break;\r | |
1654 | case MOVI_DATAWIDTH64:\r | |
1655 | EdbPrintInstructionName (L"q");\r | |
1656 | break;\r | |
1657 | }\r | |
1658 | \r | |
1659 | EdbPrintRegister1 (Operands);\r | |
1660 | \r | |
1661 | InstructionAddress += 2;\r | |
1662 | if (Operands & MOVI_M_IMMDATA) {\r | |
1663 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
1664 | InstructionAddress += 2;\r | |
1665 | EdbPrintRawIndexData16 (Data16);\r | |
1666 | }\r | |
1667 | \r | |
1668 | EdbPrintComma ();\r | |
1669 | \r | |
1670 | switch (Modifiers & MOVI_M_DATAWIDTH) {\r | |
1671 | case MOVI_DATAWIDTH16:\r | |
1672 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
1673 | EdbPrintDatan (Data16);\r | |
1674 | break;\r | |
1675 | case MOVI_DATAWIDTH32:\r | |
1676 | CopyMem (&Data32, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT32));\r | |
1677 | EdbPrintDatan (Data32);\r | |
1678 | break;\r | |
1679 | case MOVI_DATAWIDTH64:\r | |
1680 | CopyMem (&Data64, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT64));\r | |
1681 | EdbPrintData64n (Data64);\r | |
1682 | break;\r | |
1683 | }\r | |
1684 | \r | |
1685 | EdbPostInstructionString ();\r | |
1686 | }\r | |
1687 | \r | |
1688 | return Size;\r | |
1689 | }\r | |
1690 | \r | |
1691 | UINTN\r | |
1692 | EdbDisasmMOVIn (\r | |
1693 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
1694 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
1695 | OUT CHAR16 **DisasmString\r | |
1696 | )\r | |
1697 | /*++\r | |
1698 | \r | |
1699 | Routine Description:\r | |
1700 | \r | |
1701 | Disasm instruction - MOVIn\r | |
1702 | \r | |
1703 | Arguments:\r | |
1704 | \r | |
1705 | InstructionAddress - The instruction address\r | |
1706 | SystemContext - EBC system context.\r | |
1707 | DisasmString - The instruction string\r | |
1708 | \r | |
1709 | Returns:\r | |
1710 | \r | |
1711 | Instruction length\r | |
1712 | \r | |
1713 | --*/\r | |
1714 | {\r | |
1715 | UINT8 Modifiers;\r | |
1716 | UINT8 Operands;\r | |
1717 | UINTN Size;\r | |
1718 | UINT16 Data16;\r | |
1719 | UINT32 Data32;\r | |
1720 | UINT64 Data64;\r | |
1721 | \r | |
1722 | ASSERT (GET_OPCODE(InstructionAddress) == OPCODE_MOVIN);\r | |
1723 | \r | |
1724 | Modifiers = GET_MODIFIERS (InstructionAddress);\r | |
1725 | Operands = GET_OPERANDS (InstructionAddress);\r | |
1726 | \r | |
1727 | if (Operands & MOVI_M_IMMDATA) {\r | |
1728 | Size = 4;\r | |
1729 | } else {\r | |
1730 | Size = 2;\r | |
1731 | }\r | |
1732 | if ((Modifiers & MOVI_M_DATAWIDTH) == MOVI_DATAWIDTH16) {\r | |
1733 | Size += 2;\r | |
1734 | } else if ((Modifiers & MOVI_M_DATAWIDTH) == MOVI_DATAWIDTH32) {\r | |
1735 | Size += 4;\r | |
1736 | } else if ((Modifiers & MOVI_M_DATAWIDTH) == MOVI_DATAWIDTH64) {\r | |
1737 | Size += 8;\r | |
1738 | }\r | |
1739 | \r | |
1740 | //\r | |
1741 | // Construct Disasm String\r | |
1742 | //\r | |
1743 | if (DisasmString != NULL) {\r | |
1744 | *DisasmString = EdbPreInstructionString ();\r | |
1745 | \r | |
1746 | EdbPrintInstructionName (L"MOVIn");\r | |
1747 | switch (Modifiers & MOVI_M_DATAWIDTH) {\r | |
1748 | case MOVI_DATAWIDTH16:\r | |
1749 | EdbPrintInstructionName (L"w");\r | |
1750 | break;\r | |
1751 | case MOVI_DATAWIDTH32:\r | |
1752 | EdbPrintInstructionName (L"d");\r | |
1753 | break;\r | |
1754 | case MOVI_DATAWIDTH64:\r | |
1755 | EdbPrintInstructionName (L"q");\r | |
1756 | break;\r | |
1757 | }\r | |
1758 | \r | |
1759 | EdbPrintRegister1 (Operands);\r | |
1760 | \r | |
1761 | InstructionAddress += 2;\r | |
1762 | if (Operands & MOVI_M_IMMDATA) {\r | |
1763 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
1764 | InstructionAddress += 2;\r | |
1765 | EdbPrintRawIndexData16 (Data16);\r | |
1766 | }\r | |
1767 | \r | |
1768 | EdbPrintComma ();\r | |
1769 | \r | |
1770 | switch (Modifiers & MOVI_M_DATAWIDTH) {\r | |
1771 | case MOVI_DATAWIDTH16:\r | |
1772 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
1773 | EdbPrintRawIndexData16 (Data16);\r | |
1774 | break;\r | |
1775 | case MOVI_DATAWIDTH32:\r | |
1776 | CopyMem (&Data32, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT32));\r | |
1777 | EdbPrintRawIndexData32 (Data32);\r | |
1778 | break;\r | |
1779 | case MOVI_DATAWIDTH64:\r | |
1780 | CopyMem (&Data64, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT64));\r | |
1781 | EdbPrintRawIndexData64 (Data64);\r | |
1782 | break;\r | |
1783 | }\r | |
1784 | \r | |
1785 | EdbPostInstructionString ();\r | |
1786 | }\r | |
1787 | \r | |
1788 | return Size;\r | |
1789 | }\r | |
1790 | \r | |
1791 | UINTN\r | |
1792 | EdbDisasmMOVREL (\r | |
1793 | IN EFI_PHYSICAL_ADDRESS InstructionAddress,\r | |
1794 | IN EFI_SYSTEM_CONTEXT SystemContext,\r | |
1795 | OUT CHAR16 **DisasmString\r | |
1796 | )\r | |
1797 | /*++\r | |
1798 | \r | |
1799 | Routine Description:\r | |
1800 | \r | |
1801 | Disasm instruction - MOVREL\r | |
1802 | \r | |
1803 | Arguments:\r | |
1804 | \r | |
1805 | InstructionAddress - The instruction address\r | |
1806 | SystemContext - EBC system context.\r | |
1807 | DisasmString - The instruction string\r | |
1808 | \r | |
1809 | Returns:\r | |
1810 | \r | |
1811 | Instruction length\r | |
1812 | \r | |
1813 | --*/\r | |
1814 | {\r | |
1815 | UINT8 Modifiers;\r | |
1816 | UINT8 Operands;\r | |
1817 | UINTN Size;\r | |
1818 | UINT16 Data16;\r | |
1819 | UINT32 Data32;\r | |
1820 | UINT64 Data64;\r | |
1821 | UINTN Result;\r | |
1822 | EFI_PHYSICAL_ADDRESS SavedInstructionAddress;\r | |
1823 | \r | |
1824 | ASSERT (GET_OPCODE(InstructionAddress) == OPCODE_MOVREL);\r | |
1825 | SavedInstructionAddress = InstructionAddress;\r | |
1826 | \r | |
1827 | Modifiers = GET_MODIFIERS (InstructionAddress);\r | |
1828 | Operands = GET_OPERANDS (InstructionAddress);\r | |
1829 | \r | |
1830 | if (Operands & MOVI_M_IMMDATA) {\r | |
1831 | Size = 4;\r | |
1832 | } else {\r | |
1833 | Size = 2;\r | |
1834 | }\r | |
1835 | if ((Modifiers & MOVI_M_DATAWIDTH) == MOVI_DATAWIDTH16) {\r | |
1836 | Size += 2;\r | |
1837 | } else if ((Modifiers & MOVI_M_DATAWIDTH) == MOVI_DATAWIDTH32) {\r | |
1838 | Size += 4;\r | |
1839 | } else if ((Modifiers & MOVI_M_DATAWIDTH) == MOVI_DATAWIDTH64) {\r | |
1840 | Size += 8;\r | |
1841 | } else {\r | |
1842 | return 0;\r | |
1843 | }\r | |
1844 | \r | |
1845 | //\r | |
1846 | // Construct Disasm String\r | |
1847 | //\r | |
1848 | if (DisasmString != NULL) {\r | |
1849 | *DisasmString = EdbPreInstructionString ();\r | |
1850 | \r | |
1851 | EdbPrintInstructionName (L"MOVrel");\r | |
1852 | switch (Modifiers & MOVI_M_DATAWIDTH) {\r | |
1853 | case MOVI_DATAWIDTH16:\r | |
1854 | EdbPrintInstructionName (L"w");\r | |
1855 | break;\r | |
1856 | case MOVI_DATAWIDTH32:\r | |
1857 | EdbPrintInstructionName (L"d");\r | |
1858 | break;\r | |
1859 | case MOVI_DATAWIDTH64:\r | |
1860 | EdbPrintInstructionName (L"q");\r | |
1861 | break;\r | |
1862 | }\r | |
1863 | \r | |
1864 | EdbPrintRegister1 (Operands);\r | |
1865 | \r | |
1866 | InstructionAddress += 2;\r | |
1867 | if (Operands & MOVI_M_IMMDATA) {\r | |
1868 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
1869 | InstructionAddress += 2;\r | |
1870 | EdbPrintRawIndexData16 (Data16);\r | |
1871 | }\r | |
1872 | \r | |
1873 | EdbPrintComma ();\r | |
1874 | \r | |
1875 | switch (Modifiers & MOVI_M_DATAWIDTH) {\r | |
1876 | case MOVI_DATAWIDTH16:\r | |
1877 | CopyMem (&Data16, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT16));\r | |
1878 | Result = EdbFindAndPrintSymbol ((UINTN)(SavedInstructionAddress + Size + (INT16)Data16));\r | |
1879 | if (Result == 0) {\r | |
1880 | EdbPrintData16 (Data16);\r | |
1881 | }\r | |
1882 | break;\r | |
1883 | case MOVI_DATAWIDTH32:\r | |
1884 | CopyMem (&Data32, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT32));\r | |
1885 | Result = EdbFindAndPrintSymbol ((UINTN)(SavedInstructionAddress + Size + (INT32)Data32));\r | |
1886 | if (Result == 0) {\r | |
1887 | EdbPrintData32 (Data32);\r | |
1888 | }\r | |
1889 | break;\r | |
1890 | case MOVI_DATAWIDTH64:\r | |
1891 | CopyMem (&Data64, (VOID *)(UINTN)(InstructionAddress), sizeof(UINT64));\r | |
1892 | if (sizeof(UINTN) == sizeof(UINT64)) {\r | |
1893 | Result = EdbFindAndPrintSymbol ((UINTN)(SavedInstructionAddress + Size + (INT64)Data64));\r | |
1894 | } else {\r | |
1895 | Result = 0;\r | |
1896 | }\r | |
1897 | if (Result == 0) {\r | |
1898 | EdbPrintData64 (Data64);\r | |
1899 | }\r | |
1900 | break;\r | |
1901 | }\r | |
1902 | \r | |
1903 | EdbPostInstructionString ();\r | |
1904 | }\r | |
1905 | \r | |
1906 | return Size;\r | |
1907 | }\r |