VirtualBox

source: vbox/trunk/include/VBox/dis.h@ 8228

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1/** @file
2 * DIS - The VirtualBox Disassembler.
3 */
4
5/*
6 * Copyright (C) 2006-2007 Sun Microsystems, Inc.
7 *
8 * This file is part of VirtualBox Open Source Edition (OSE), as
9 * available from http://www.virtualbox.org. This file is free software;
10 * you can redistribute it and/or modify it under the terms of the GNU
11 * General Public License (GPL) as published by the Free Software
12 * Foundation, in version 2 as it comes in the "COPYING" file of the
13 * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
14 * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
15 *
16 * The contents of this file may alternatively be used under the terms
17 * of the Common Development and Distribution License Version 1.0
18 * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
19 * VirtualBox OSE distribution, in which case the provisions of the
20 * CDDL are applicable instead of those of the GPL.
21 *
22 * You may elect to license modified versions of this file under the
23 * terms and conditions of either the GPL or the CDDL or both.
24 *
25 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
26 * Clara, CA 95054 USA or visit http://www.sun.com if you need
27 * additional information or have any questions.
28 */
29
30#ifndef ___VBox_disasm_h
31#define ___VBox_disasm_h
32
33#include <VBox/cdefs.h>
34#include <VBox/types.h>
35#include <VBox/disopcode.h>
36
37#if defined(__L4ENV__)
38#include <setjmp.h>
39#endif
40
41__BEGIN_DECLS
42
43
44/** CPU mode flags (DISCPUSTATE::mode).
45 * @{
46 */
47typedef enum
48{
49 CPUMODE_16BIT = 1,
50 CPUMODE_32BIT = 2,
51 CPUMODE_64BIT = 3,
52 /** hack forcing the size of the enum to 32-bits. */
53 CPUMODE_MAKE_32BIT_HACK = 0x7fffffff
54} DISCPUMODE;
55/** @} */
56
57/** Prefix byte flags
58 * @{
59 */
60#define PREFIX_NONE 0
61/** non-default address size. */
62#define PREFIX_ADDRSIZE 1
63/** non-default operand size. */
64#define PREFIX_OPSIZE 2
65/** lock prefix. */
66#define PREFIX_LOCK 4
67/** segment prefix. */
68#define PREFIX_SEG 8
69/** rep(e) prefix (not a prefix, but we'll treat is as one). */
70#define PREFIX_REP 16
71/** rep(e) prefix (not a prefix, but we'll treat is as one). */
72#define PREFIX_REPNE 32
73/** REX prefix (64 bits) */
74#define PREFIX_REX 64
75/** @} */
76
77/** 64 bits prefix byte flags
78 * @{
79 */
80#define PREFIX_REX_OP_2_FLAGS(a) (a - OP_REX)
81#define PREFIX_REX_FLAGS PREFIX_REX_OP_2_FLAGS(OP_REX)
82#define PREFIX_REX_FLAGS_B PREFIX_REX_OP_2_FLAGS(OP_REX_B)
83#define PREFIX_REX_FLAGS_X PREFIX_REX_OP_2_FLAGS(OP_REX_X)
84#define PREFIX_REX_FLAGS_XB PREFIX_REX_OP_2_FLAGS(OP_REX_XB)
85#define PREFIX_REX_FLAGS_R PREFIX_REX_OP_2_FLAGS(OP_REX_R)
86#define PREFIX_REX_FLAGS_RB PREFIX_REX_OP_2_FLAGS(OP_REX_RB)
87#define PREFIX_REX_FLAGS_RX PREFIX_REX_OP_2_FLAGS(OP_REX_RX)
88#define PREFIX_REX_FLAGS_RXB PREFIX_REX_OP_2_FLAGS(OP_REX_RXB)
89#define PREFIX_REX_FLAGS_W PREFIX_REX_OP_2_FLAGS(OP_REX_W)
90#define PREFIX_REX_FLAGS_WB PREFIX_REX_OP_2_FLAGS(OP_REX_WB)
91#define PREFIX_REX_FLAGS_WX PREFIX_REX_OP_2_FLAGS(OP_REX_WX)
92#define PREFIX_REX_FLAGS_WXB PREFIX_REX_OP_2_FLAGS(OP_REX_WXB)
93#define PREFIX_REX_FLAGS_WR PREFIX_REX_OP_2_FLAGS(OP_REX_WR)
94#define PREFIX_REX_FLAGS_WRB PREFIX_REX_OP_2_FLAGS(OP_REX_WRB)
95#define PREFIX_REX_FLAGS_WRX PREFIX_REX_OP_2_FLAGS(OP_REX_WRX)
96#define PREFIX_REX_FLAGS_WRXB PREFIX_REX_OP_2_FLAGS(OP_REX_WRXB)
97/** @} */
98
99/**
100 * Operand type.
101 */
102#define OPTYPE_INVALID RT_BIT(0)
103#define OPTYPE_HARMLESS RT_BIT(1)
104#define OPTYPE_CONTROLFLOW RT_BIT(2)
105#define OPTYPE_POTENTIALLY_DANGEROUS RT_BIT(3)
106#define OPTYPE_DANGEROUS RT_BIT(4)
107#define OPTYPE_PORTIO RT_BIT(5)
108#define OPTYPE_PRIVILEGED RT_BIT(6)
109#define OPTYPE_PRIVILEGED_NOTRAP RT_BIT(7)
110#define OPTYPE_UNCOND_CONTROLFLOW RT_BIT(8)
111#define OPTYPE_RELATIVE_CONTROLFLOW RT_BIT(9)
112#define OPTYPE_COND_CONTROLFLOW RT_BIT(10)
113#define OPTYPE_INTERRUPT RT_BIT(11)
114#define OPTYPE_ILLEGAL RT_BIT(12)
115#define OPTYPE_RRM_DANGEROUS RT_BIT(14) /**< Some additional dangerouse ones when recompiling raw r0. */
116#define OPTYPE_RRM_DANGEROUS_16 RT_BIT(15) /**< Some additional dangerouse ones when recompiling 16-bit raw r0. */
117#define OPTYPE_RRM_MASK (OPTYPE_RRM_DANGEROUS | OPTYPE_RRM_DANGEROUS_16)
118#define OPTYPE_INHIBIT_IRQS RT_BIT(16) /**< Will or can inhibit irqs (sti, pop ss, mov ss) */
119#define OPTYPE_PORTIO_READ RT_BIT(17)
120#define OPTYPE_PORTIO_WRITE RT_BIT(18)
121#define OPTYPE_INVALID_64 RT_BIT(19) /**< Invalid in 64 bits mode */
122#define OPTYPE_ONLY_64 RT_BIT(20) /**< Only valid in 64 bits mode */
123#define OPTYPE_DEFAULT_64_OP_SIZE RT_BIT(21) /**< Default 64 bits operand size */
124#define OPTYPE_FORCED_64_OP_SIZE RT_BIT(22) /**< Forced 64 bits operand size; regardless of prefix bytes */
125#define OPTYPE_ALL (0xffffffff)
126
127/** Parameter usage flags.
128 * @{
129 */
130#define USE_BASE RT_BIT_64(0)
131#define USE_INDEX RT_BIT_64(1)
132#define USE_SCALE RT_BIT_64(2)
133#define USE_REG_GEN8 RT_BIT_64(3)
134#define USE_REG_GEN16 RT_BIT_64(4)
135#define USE_REG_GEN32 RT_BIT_64(5)
136#define USE_REG_GEN64 RT_BIT_64(6)
137#define USE_REG_FP RT_BIT_64(7)
138#define USE_REG_MMX RT_BIT_64(8)
139#define USE_REG_XMM RT_BIT_64(9)
140#define USE_REG_CR RT_BIT_64(10)
141#define USE_REG_DBG RT_BIT_64(11)
142#define USE_REG_SEG RT_BIT_64(12)
143#define USE_REG_TEST RT_BIT_64(13)
144#define USE_DISPLACEMENT8 RT_BIT_64(14)
145#define USE_DISPLACEMENT16 RT_BIT_64(15)
146#define USE_DISPLACEMENT32 RT_BIT_64(16)
147#define USE_IMMEDIATE8 RT_BIT_64(17)
148#define USE_IMMEDIATE8_REL RT_BIT_64(18)
149#define USE_IMMEDIATE16 RT_BIT_64(19)
150#define USE_IMMEDIATE16_REL RT_BIT_64(20)
151#define USE_IMMEDIATE32 RT_BIT_64(21)
152#define USE_IMMEDIATE32_REL RT_BIT_64(22)
153#define USE_IMMEDIATE64 RT_BIT_64(23)
154#define USE_IMMEDIATE_ADDR_0_32 RT_BIT_64(24)
155#define USE_IMMEDIATE_ADDR_16_32 RT_BIT_64(25)
156#define USE_IMMEDIATE_ADDR_0_16 RT_BIT_64(26)
157#define USE_IMMEDIATE_ADDR_16_16 RT_BIT_64(27)
158/** DS:ESI */
159#define USE_POINTER_DS_BASED RT_BIT_64(28)
160/** ES:EDI */
161#define USE_POINTER_ES_BASED RT_BIT_64(29)
162#define USE_IMMEDIATE16_SX8 RT_BIT_64(30)
163#define USE_IMMEDIATE32_SX8 RT_BIT_64(31)
164
165#define USE_IMMEDIATE (USE_IMMEDIATE8|USE_IMMEDIATE16|USE_IMMEDIATE32|USE_IMMEDIATE64|USE_IMMEDIATE8_REL|USE_IMMEDIATE16_REL|USE_IMMEDIATE32_REL|USE_IMMEDIATE_ADDR_0_32|USE_IMMEDIATE_ADDR_16_32|USE_IMMEDIATE_ADDR_0_16|USE_IMMEDIATE_ADDR_16_16|USE_IMMEDIATE16_SX8|USE_IMMEDIATE32_SX8)
166
167/** @} */
168
169/** index in {"RAX", "RCX", "RDX", "RBX", "RSP", "RBP", "RSI", "RDI", "R8", "R9", "R10", "R11", "R12", "R13", "R14", "R15"}
170 * @{
171 */
172#define USE_REG_RAX 0
173#define USE_REG_RCX 1
174#define USE_REG_RDX 2
175#define USE_REG_RBX 3
176#define USE_REG_RSP 4
177#define USE_REG_RBP 5
178#define USE_REG_RSI 6
179#define USE_REG_RDI 7
180#define USE_REG_R8 8
181#define USE_REG_R9 9
182#define USE_REG_R10 10
183#define USE_REG_R11 11
184#define USE_REG_R12 12
185#define USE_REG_R13 13
186#define USE_REG_R14 14
187#define USE_REG_R15 15
188/** @} */
189
190/** index in {"EAX", "ECX", "EDX", "EBX", "ESP", "EBP", "ESI", "EDI"}
191 * @{
192 */
193#define USE_REG_EAX 0
194#define USE_REG_ECX 1
195#define USE_REG_EDX 2
196#define USE_REG_EBX 3
197#define USE_REG_ESP 4
198#define USE_REG_EBP 5
199#define USE_REG_ESI 6
200#define USE_REG_EDI 7
201/** @} */
202/** index in {"AX", "CX", "DX", "BX", "SP", "BP", "SI", "DI"}
203 * @{
204 */
205#define USE_REG_AX 0
206#define USE_REG_CX 1
207#define USE_REG_DX 2
208#define USE_REG_BX 3
209#define USE_REG_SP 4
210#define USE_REG_BP 5
211#define USE_REG_SI 6
212#define USE_REG_DI 7
213/** @} */
214
215/** index in {"AL", "CL", "DL", "BL", "AH", "CH", "DH", "BH"}
216 * @{
217 */
218#define USE_REG_AL 0
219#define USE_REG_CL 1
220#define USE_REG_DL 2
221#define USE_REG_BL 3
222#define USE_REG_AH 4
223#define USE_REG_CH 5
224#define USE_REG_DH 6
225#define USE_REG_BH 7
226/** @} */
227
228/** index in {ES, CS, SS, DS, FS, GS}
229 * @{
230 */
231#define USE_REG_ES 0
232#define USE_REG_CS 1
233#define USE_REG_SS 2
234#define USE_REG_DS 3
235#define USE_REG_FS 4
236#define USE_REG_GS 5
237/** @} */
238
239#define USE_REG_FP0 0
240#define USE_REG_FP1 1
241#define USE_REG_FP2 2
242#define USE_REG_FP3 3
243#define USE_REG_FP4 4
244#define USE_REG_FP5 5
245#define USE_REG_FP6 6
246#define USE_REG_FP7 7
247
248#define USE_REG_CR0 0
249#define USE_REG_CR1 1
250#define USE_REG_CR2 2
251#define USE_REG_CR3 3
252#define USE_REG_CR4 4
253
254#define USE_REG_DR0 0
255#define USE_REG_DR1 1
256#define USE_REG_DR2 2
257#define USE_REG_DR3 3
258#define USE_REG_DR4 4
259#define USE_REG_DR5 5
260#define USE_REG_DR6 6
261#define USE_REG_DR7 7
262
263#define USE_REG_MMX0 0
264#define USE_REG_MMX1 1
265#define USE_REG_MMX2 2
266#define USE_REG_MMX3 3
267#define USE_REG_MMX4 4
268#define USE_REG_MMX5 5
269#define USE_REG_MMX6 6
270#define USE_REG_MMX7 7
271
272#define USE_REG_XMM0 0
273#define USE_REG_XMM1 1
274#define USE_REG_XMM2 2
275#define USE_REG_XMM3 3
276#define USE_REG_XMM4 4
277#define USE_REG_XMM5 5
278#define USE_REG_XMM6 6
279#define USE_REG_XMM7 7
280
281/** Used by DISQueryParamVal & EMIQueryParamVal
282 * @{
283 */
284#define PARAM_VAL8 RT_BIT(0)
285#define PARAM_VAL16 RT_BIT(1)
286#define PARAM_VAL32 RT_BIT(2)
287#define PARAM_VAL64 RT_BIT(3)
288#define PARAM_VALFARPTR16 RT_BIT(4)
289#define PARAM_VALFARPTR32 RT_BIT(5)
290
291#define PARMTYPE_REGISTER 1
292#define PARMTYPE_ADDRESS 2
293#define PARMTYPE_IMMEDIATE 3
294
295typedef struct
296{
297 uint32_t type;
298 uint32_t size;
299 uint64_t flags;
300
301 union
302 {
303 uint8_t val8;
304 uint16_t val16;
305 uint32_t val32;
306 uint64_t val64;
307
308 struct
309 {
310 uint16_t sel;
311 uint32_t offset;
312 } farptr;
313 } val;
314
315} OP_PARAMVAL;
316/** Pointer to opcode parameter value. */
317typedef OP_PARAMVAL *POP_PARAMVAL;
318
319typedef enum
320{
321 PARAM_DEST,
322 PARAM_SOURCE
323} PARAM_TYPE;
324
325/** @} */
326
327/**
328 * Operand Parameter.
329 */
330typedef struct _OP_PARAMETER
331{
332 int param;
333 uint64_t parval;
334 char szParam[32];
335
336 int32_t disp8, disp16, disp32;
337
338 uint32_t size;
339
340 uint64_t flags;
341
342 union
343 {
344 uint32_t reg_gen8;
345 uint32_t reg_gen16;
346 uint32_t reg_gen32;
347 uint32_t reg_gen64;
348 /** ST(0) - ST(7) */
349 uint32_t reg_fp;
350 /** MMX0 - MMX7 */
351 uint32_t reg_mmx;
352 /** XMM0 - XMM7 */
353 uint32_t reg_xmm;
354 /** {ES, CS, SS, DS, FS, GS} */
355 uint32_t reg_seg;
356 /** TR0-TR7 (?) */
357 uint32_t reg_test;
358 /** CR0-CR4 */
359 uint32_t reg_ctrl;
360 /** DR0-DR7 */
361 uint32_t reg_dbg;
362 } base;
363 union
364 {
365 uint32_t reg_gen;
366 } index;
367
368 /** 2, 4 or 8. */
369 uint32_t scale;
370
371} OP_PARAMETER;
372/** Pointer to opcode parameter. */
373typedef OP_PARAMETER *POP_PARAMETER;
374/** Pointer to opcode parameter. */
375typedef const OP_PARAMETER *PCOP_PARAMETER;
376
377
378struct _OPCODE;
379/** Pointer to opcode. */
380typedef struct _OPCODE *POPCODE;
381/** Pointer to const opcode. */
382typedef const struct _OPCODE *PCOPCODE;
383
384typedef DECLCALLBACK(int) FN_DIS_READBYTES(RTUINTPTR pSrc, uint8_t *pDest, uint32_t size, void *pvUserdata);
385typedef FN_DIS_READBYTES *PFN_DIS_READBYTES;
386
387/* forward decl */
388struct _DISCPUSTATE;
389/** Pointer to the disassembler CPU state. */
390typedef struct _DISCPUSTATE *PDISCPUSTATE;
391
392/** Parser callback.
393 * @remark no DECLCALLBACK() here because it's considered to be internal (really, I'm too lazy to update all the functions). */
394typedef unsigned FNDISPARSE(RTUINTPTR pu8CodeBlock, PCOPCODE pOp, POP_PARAMETER pParam, PDISCPUSTATE pCpu);
395typedef FNDISPARSE *PFNDISPARSE;
396
397typedef struct _DISCPUSTATE
398{
399 /* Global setting */
400 DISCPUMODE mode;
401
402 /* Per instruction prefix settings */
403 uint32_t prefix;
404 /** segment prefix value. */
405 uint32_t prefix_seg;
406 /** rex prefix value (64 bits only */
407 uint32_t prefix_rex;
408 /** addressing mode (16 or 32 bits). (CPUMODE_*) */
409 DISCPUMODE addrmode;
410 /** operand mode (16 or 32 bits). (CPUMODE_*) */
411 DISCPUMODE opmode;
412
413 OP_PARAMETER param1;
414 OP_PARAMETER param2;
415 OP_PARAMETER param3;
416
417 /** ModRM byte. */
418 uint32_t ModRM;
419 /** scalar, index, base byte. */
420 uint32_t SIB;
421
422 int32_t disp;
423
424 /** First opcode byte of instruction. */
425 uint8_t opcode;
426 /** Last prefix byte (for SSE2 extension tables) */
427 uint8_t lastprefix;
428 RTUINTPTR opaddr;
429 uint32_t opsize;
430#ifndef DIS_CORE_ONLY
431 /** Opcode format string for current instruction. */
432 const char *pszOpcode;
433#endif
434
435 /** Internal: pointer to disassembly function table */
436 PFNDISPARSE *pfnDisasmFnTable;
437 /** Internal: instruction filter */
438 uint32_t uFilter;
439
440 /** Pointer to the current instruction. */
441 PCOPCODE pCurInstr;
442
443 void *apvUserData[3];
444
445 /** Optional read function */
446 PFN_DIS_READBYTES pfnReadBytes;
447#ifdef __L4ENV__
448 jmp_buf *pJumpBuffer;
449#endif /* __L4ENV__ */
450} DISCPUSTATE;
451
452/** Opcode. */
453#pragma pack(4)
454typedef struct _OPCODE
455{
456#ifndef DIS_CORE_ONLY
457 const char *pszOpcode;
458#endif
459 uint8_t idxParse1;
460 uint8_t idxParse2;
461 uint8_t idxParse3;
462 uint16_t opcode;
463 uint16_t param1;
464 uint16_t param2;
465 uint16_t param3;
466
467 uint32_t optype;
468} OPCODE;
469#pragma pack()
470
471
472/**
473 * Disassembles a code block.
474 *
475 * @returns VBox error code
476 * @param pCpu Pointer to cpu structure which have DISCPUSTATE::mode
477 * set correctly.
478 * @param pvCodeBlock Pointer to the strunction to disassemble.
479 * @param cbMax Maximum number of bytes to disassemble.
480 * @param pcbSize Where to store the size of the instruction.
481 * NULL is allowed.
482 *
483 *
484 * @todo Define output callback.
485 * @todo Using signed integers as sizes is a bit odd. There are still
486 * some GCC warnings about mixing signed and unsigend integers.
487 * @todo Need to extend this interface to include a code address so we
488 * can dissassemble GC code. Perhaps a new function is better...
489 * @remark cbMax isn't respected as a boundry. DISInstr() will read beyond cbMax.
490 * This means *pcbSize >= cbMax sometimes.
491 */
492DISDECL(int) DISBlock(PDISCPUSTATE pCpu, RTUINTPTR pvCodeBlock, unsigned cbMax, unsigned *pSize);
493
494/**
495 * Disassembles one instruction
496 *
497 * @returns VBox error code
498 * @param pCpu Pointer to cpu structure which have DISCPUSTATE::mode
499 * set correctly.
500 * @param pu8Instruction Pointer to the instrunction to disassemble.
501 * @param u32EipOffset Offset to add to instruction address to get the real virtual address
502 * @param pcbSize Where to store the size of the instruction.
503 * NULL is allowed.
504 * @param pszOutput Storage for disassembled instruction
505 *
506 * @todo Define output callback.
507 */
508DISDECL(int) DISInstr(PDISCPUSTATE pCpu, RTUINTPTR pu8Instruction, unsigned u32EipOffset, unsigned *pcbSize, char *pszOutput);
509
510/**
511 * Disassembles one instruction
512 *
513 * @returns VBox error code
514 * @param pCpu Pointer to cpu structure which have DISCPUSTATE::mode
515 * set correctly.
516 * @param pu8Instruction Pointer to the strunction to disassemble.
517 * @param u32EipOffset Offset to add to instruction address to get the real virtual address
518 * @param pcbSize Where to store the size of the instruction.
519 * NULL is allowed.
520 * @param pszOutput Storage for disassembled instruction
521 * @param uFilter Instruction type filter
522 *
523 * @todo Define output callback.
524 */
525DISDECL(int) DISInstrEx(PDISCPUSTATE pCpu, RTUINTPTR pu8Instruction, uint32_t u32EipOffset, uint32_t *pcbSize,
526 char *pszOutput, unsigned uFilter);
527
528/**
529 * Parses one instruction.
530 * The result is found in pCpu.
531 *
532 * @returns VBox error code
533 * @param pCpu Pointer to cpu structure which has DISCPUSTATE::mode set correctly.
534 * @param InstructionAddr Pointer to the instruction to parse.
535 * @param pcbInstruction Where to store the size of the instruction.
536 * NULL is allowed.
537 */
538DISDECL(int) DISCoreOne(PDISCPUSTATE pCpu, RTUINTPTR InstructionAddr, unsigned *pcbInstruction);
539
540/**
541 * Parses one guest instruction.
542 * The result is found in pCpu and pcbInstruction.
543 *
544 * @returns VBox status code.
545 * @param InstructionAddr Address of the instruction to decode. What this means
546 * is left to the pfnReadBytes function.
547 * @param enmCpuMode The CPU mode. CPUMODE_32BIT, CPUMODE_16BIT, or CPUMODE_64BIT.
548 * @param pfnReadBytes Callback for reading instruction bytes.
549 * @param pvUser User argument for the instruction reader. (Ends up in apvUserData[0].)
550 * @param pCpu Pointer to cpu structure. Will be initialized.
551 * @param pcbInstruction Where to store the size of the instruction.
552 * NULL is allowed.
553 */
554DISDECL(int) DISCoreOneEx(RTUINTPTR InstructionAddr, DISCPUMODE enmCpuMode, PFN_DIS_READBYTES pfnReadBytes, void *pvUser,
555 PDISCPUSTATE pCpu, unsigned *pcbInstruction);
556
557DISDECL(int) DISGetParamSize(PDISCPUSTATE pCpu, POP_PARAMETER pParam);
558DISDECL(int) DISDetectSegReg(PDISCPUSTATE pCpu, POP_PARAMETER pParam);
559DISDECL(uint8_t) DISQuerySegPrefixByte(PDISCPUSTATE pCpu);
560
561/**
562 * Returns the value of the parameter in pParam
563 *
564 * @returns VBox error code
565 * @param pCtx Exception structure pointer
566 * @param pCpu Pointer to cpu structure which have DISCPUSTATE::mode
567 * set correctly.
568 * @param pParam Pointer to the parameter to parse
569 * @param pParamVal Pointer to parameter value (OUT)
570 * @param parmtype Parameter type
571 *
572 * @note Currently doesn't handle FPU/XMM/MMX/3DNow! parameters correctly!!
573 *
574 */
575DISDECL(int) DISQueryParamVal(PCPUMCTXCORE pCtx, PDISCPUSTATE pCpu, POP_PARAMETER pParam, POP_PARAMVAL pParamVal, PARAM_TYPE parmtype);
576DISDECL(int) DISQueryParamRegPtr(PCPUMCTXCORE pCtx, PDISCPUSTATE pCpu, POP_PARAMETER pParam, void **ppReg, size_t *pcbSize);
577
578DISDECL(int) DISFetchReg8(PCPUMCTXCORE pCtx, unsigned reg8, uint8_t *pVal);
579DISDECL(int) DISFetchReg16(PCPUMCTXCORE pCtx, unsigned reg16, uint16_t *pVal);
580DISDECL(int) DISFetchReg32(PCPUMCTXCORE pCtx, unsigned reg32, uint32_t *pVal);
581DISDECL(int) DISFetchReg64(PCPUMCTXCORE pCtx, unsigned reg64, uint64_t *pVal);
582DISDECL(int) DISFetchRegSeg(PCPUMCTXCORE pCtx, unsigned sel, RTSEL *pVal);
583DISDECL(int) DISFetchRegSegEx(PCPUMCTXCORE pCtx, unsigned sel, RTSEL *pVal, PCPUMSELREGHID *ppSelHidReg);
584DISDECL(int) DISWriteReg8(PCPUMCTXCORE pRegFrame, unsigned reg8, uint8_t val8);
585DISDECL(int) DISWriteReg16(PCPUMCTXCORE pRegFrame, unsigned reg32, uint16_t val16);
586DISDECL(int) DISWriteReg32(PCPUMCTXCORE pRegFrame, unsigned reg32, uint32_t val32);
587DISDECL(int) DISWriteReg64(PCPUMCTXCORE pRegFrame, unsigned reg64, uint64_t val64);
588DISDECL(int) DISWriteRegSeg(PCPUMCTXCORE pCtx, unsigned sel, RTSEL val);
589DISDECL(int) DISPtrReg8(PCPUMCTXCORE pCtx, unsigned reg8, uint8_t **ppReg);
590DISDECL(int) DISPtrReg16(PCPUMCTXCORE pCtx, unsigned reg16, uint16_t **ppReg);
591DISDECL(int) DISPtrReg32(PCPUMCTXCORE pCtx, unsigned reg32, uint32_t **ppReg);
592DISDECL(int) DISPtrReg64(PCPUMCTXCORE pCtx, unsigned reg64, uint64_t **ppReg);
593
594__END_DECLS
595
596#endif
597
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