Disassembler/testcase/tstDisasm-2.cpp

	tstDisasm-2.cpp revision 8599686860198730ae53d5895386d1b57dbc060e
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync/* $Id$ */
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync/** @file
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync * Testcase - Generic Disassembler Tool.
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync */
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync/*
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync * Copyright (C) 2008 Sun Microsystems, Inc.
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync *
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync * This file is part of VirtualBox Open Source Edition (OSE), as
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync * available from http://www.virtualbox.org. This file is free software;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync * you can redistribute it and/or modify it under the terms of the GNU
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync * General Public License (GPL) as published by the Free Software
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync * Foundation, in version 2 as it comes in the "COPYING" file of the
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync *
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync * Clara, CA 95054 USA or visit http://www.sun.com if you need
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync * additional information or have any questions.
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync */
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync/*******************************************************************************
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync*   Header Files                                                               *
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync*******************************************************************************/
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync#include <VBox/dis.h>
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync#include <iprt/stream.h>
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync#include <iprt/getopt.h>
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync#include <iprt/file.h>
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync#include <iprt/string.h>
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync#include <iprt/runtime.h>
8599686860198730ae53d5895386d1b57dbc060evboxsync#include <VBox/err.h>
8599686860198730ae53d5895386d1b57dbc060evboxsync#include <iprt/ctype.h>
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync/*******************************************************************************
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync*   Structures and Typedefs                                                    *
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync*******************************************************************************/
8599686860198730ae53d5895386d1b57dbc060evboxsynctypedef enum { kAsmStyle_Default, kAsmStyle_yasm, kAsmStyle_masm, kAsmStyle_gas, kAsmStyle_invalid } ASMSTYLE;
7748b9362d6a39df9045d5d05ccb57871145a649vboxsynctypedef enum { kUndefOp_Fail, kUndefOp_All, kUndefOp_DefineByte, kUndefOp_End } UNDEFOPHANDLING;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsynctypedef struct MYDISSTATE
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync{
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    DISCPUSTATE     Cpu;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    uint64_t        uAddress;           /**< The current instruction address. */
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    uint8_t        *pbInstr;            /**< The current instruction (pointer). */
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    uint32_t        cbInstr;            /**< The size of the current instruction. */
7748b9362d6a39df9045d5d05ccb57871145a649vboxsync    bool            fUndefOp;           /**< Whether the current instruction is really an undefined opcode.*/
7748b9362d6a39df9045d5d05ccb57871145a649vboxsync    UNDEFOPHANDLING enmUndefOp;         /**< How to treat undefined opcodes. */
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    int             rc;                 /**< Set if we hit EOF. */
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    size_t          cbLeft;             /**< The number of bytes left. (read) */
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    uint8_t        *pbNext;             /**< The next byte. (read) */
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    uint64_t        uNextAddr;          /**< The address of the next byte. (read) */
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    char            szLine[256];        /**< The disassembler text output. */
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync} MYDISSTATE;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsynctypedef MYDISSTATE *PMYDISSTATE;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync/*
8599686860198730ae53d5895386d1b57dbc060evboxsync * Non-logging builds doesn't to full formatting so we must do it on our own.
8599686860198730ae53d5895386d1b57dbc060evboxsync * This should probably be moved into the disassembler later as it's needed for
8599686860198730ae53d5895386d1b57dbc060evboxsync * the vbox debugger as well.
8599686860198730ae53d5895386d1b57dbc060evboxsync *
8599686860198730ae53d5895386d1b57dbc060evboxsync * Comment in USE_MY_FORMATTER to enable it.
8599686860198730ae53d5895386d1b57dbc060evboxsync */
8599686860198730ae53d5895386d1b57dbc060evboxsync#define USE_MY_FORMATTER
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync#ifdef USE_MY_FORMATTER
8599686860198730ae53d5895386d1b57dbc060evboxsyncstatic const char g_aszYasmRegGen8x86[8][4] =
8599686860198730ae53d5895386d1b57dbc060evboxsync{
8599686860198730ae53d5895386d1b57dbc060evboxsync    "al\0",   "cl\0",   "dl\0",   "bl\0",   "ah\0",   "ch\0",   "dh\0",   "bh\0"
8599686860198730ae53d5895386d1b57dbc060evboxsync};
8599686860198730ae53d5895386d1b57dbc060evboxsyncstatic const char g_aszYasmRegGen8Amd64[16][5] =
8599686860198730ae53d5895386d1b57dbc060evboxsync{
8599686860198730ae53d5895386d1b57dbc060evboxsync    "al\0\0", "cl\0\0", "dl\0\0", "bl\0\0", "spb\0",  "bpb\0",  "sib\0",  "dib\0",  "r8b\0",  "r9b\0",  "r10b",  "r11b",  "r12b",  "r13b",  "r14b",  "r15b"
8599686860198730ae53d5895386d1b57dbc060evboxsync};
8599686860198730ae53d5895386d1b57dbc060evboxsyncstatic const char g_aszYasmRegGen16[16][5] =
8599686860198730ae53d5895386d1b57dbc060evboxsync{
8599686860198730ae53d5895386d1b57dbc060evboxsync    "ax\0\0", "cx\0\0", "dx\0\0", "bx\0\0", "sp\0\0", "bp\0\0", "si\0\0", "di\0\0", "r8w\0",  "r9w\0",  "r10w",  "r11w",  "r12w",  "r13w",  "r14w",  "r15w"
8599686860198730ae53d5895386d1b57dbc060evboxsync};
8599686860198730ae53d5895386d1b57dbc060evboxsyncstatic const char g_aszYasmRegGen1616[8][6] =
8599686860198730ae53d5895386d1b57dbc060evboxsync{
8599686860198730ae53d5895386d1b57dbc060evboxsync    "bx+si", "bx+di", "bp+si", "bp+di", "si\0\0\0", "di\0\0\0", "bp\0\0\0", "bx\0\0\0"
8599686860198730ae53d5895386d1b57dbc060evboxsync};
8599686860198730ae53d5895386d1b57dbc060evboxsyncstatic const char g_aszYasmRegGen32[16][5] =
8599686860198730ae53d5895386d1b57dbc060evboxsync{
8599686860198730ae53d5895386d1b57dbc060evboxsync    "eax\0",  "ecx\0",  "edx\0",  "ebx\0",  "esp\0",  "ebp\0",  "esi\0",  "edi\0",  "r8d\0",  "r9d\0",  "r10d",  "r11d",  "r12d",  "r13d",  "r14d",  "r15d"
8599686860198730ae53d5895386d1b57dbc060evboxsync};
8599686860198730ae53d5895386d1b57dbc060evboxsyncstatic const char g_aszYasmRegGen64[16][4] =
8599686860198730ae53d5895386d1b57dbc060evboxsync{
8599686860198730ae53d5895386d1b57dbc060evboxsync    "rax",    "rcx",    "rdx",    "rbx",    "rsp",    "rbp",    "rsi",    "rdi",    "r8\0",   "r9\0",   "r10",   "r11",   "r12",   "r13",   "r14",   "r15"
8599686860198730ae53d5895386d1b57dbc060evboxsync};
8599686860198730ae53d5895386d1b57dbc060evboxsyncstatic const char g_aszYasmRegSeg[6][3] =
8599686860198730ae53d5895386d1b57dbc060evboxsync{
8599686860198730ae53d5895386d1b57dbc060evboxsync    "es",     "cs",     "ss",      "ds",    "fs",     "gs"
8599686860198730ae53d5895386d1b57dbc060evboxsync};
8599686860198730ae53d5895386d1b57dbc060evboxsyncstatic const char g_aszYasmRegFP[8][4] =
8599686860198730ae53d5895386d1b57dbc060evboxsync{
8599686860198730ae53d5895386d1b57dbc060evboxsync    "st0",    "st1",    "st2",    "st3",    "st4",    "st5",    "st6",    "st7"
8599686860198730ae53d5895386d1b57dbc060evboxsync};
8599686860198730ae53d5895386d1b57dbc060evboxsyncstatic const char g_aszYasmRegMMX[8][4] =
8599686860198730ae53d5895386d1b57dbc060evboxsync{
8599686860198730ae53d5895386d1b57dbc060evboxsync    "mm0",    "mm1",    "mm2",    "mm3",    "mm4",    "mm5",    "mm6",    "mm7"
8599686860198730ae53d5895386d1b57dbc060evboxsync};
8599686860198730ae53d5895386d1b57dbc060evboxsyncstatic const char g_aszYasmRegXMM[16][6] =
8599686860198730ae53d5895386d1b57dbc060evboxsync{
8599686860198730ae53d5895386d1b57dbc060evboxsync    "xmm0\0", "xmm1\0", "xmm2\0", "xmm3\0", "xmm4\0", "xmm5\0", "xmm6\0", "xmm7\0", "xmm8\0", "xmm9\0", "xmm10", "xmm11", "xmm12", "xmm13", "xmm14", "xmm15"
8599686860198730ae53d5895386d1b57dbc060evboxsync};
8599686860198730ae53d5895386d1b57dbc060evboxsyncstatic const char g_aszYasmRegCRx[16][5] =
8599686860198730ae53d5895386d1b57dbc060evboxsync{
8599686860198730ae53d5895386d1b57dbc060evboxsync    "cr0\0",  "cr1\0",  "cr2\0",  "cr3\0",  "cr4\0",  "cr5\0",  "cr6\0",  "cr7\0",  "cr8\0",  "cr9\0",  "cr10",  "cr11",  "cr12",  "cr13",  "cr14",  "cr15"
8599686860198730ae53d5895386d1b57dbc060evboxsync};
8599686860198730ae53d5895386d1b57dbc060evboxsyncstatic const char g_aszYasmRegDRx[16][5] =
8599686860198730ae53d5895386d1b57dbc060evboxsync{
8599686860198730ae53d5895386d1b57dbc060evboxsync    "dr0\0",  "dr1\0",  "dr2\0",  "dr3\0",  "dr4\0",  "dr5\0",  "dr6\0",  "dr7\0",  "dr8\0",  "dr9\0",  "dr10",  "dr11",  "dr12",  "dr13",  "dr14",  "dr15"
8599686860198730ae53d5895386d1b57dbc060evboxsync};
8599686860198730ae53d5895386d1b57dbc060evboxsyncstatic const char g_aszYasmRegTRx[16][5] =
8599686860198730ae53d5895386d1b57dbc060evboxsync{
8599686860198730ae53d5895386d1b57dbc060evboxsync    "tr0\0",  "tr1\0",  "tr2\0",  "tr3\0",  "tr4\0",  "tr5\0",  "tr6\0",  "tr7\0",  "tr8\0",  "tr9\0",  "tr10",  "tr11",  "tr12",  "tr13",  "tr14",  "tr15"
8599686860198730ae53d5895386d1b57dbc060evboxsync};
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsyncDECLINLINE(const char *) MyDisasYasmFormatBaseReg(DISCPUSTATE const *pCpu, PCOP_PARAMETER pParam, size_t *pcchReg, bool fReg1616)
8599686860198730ae53d5895386d1b57dbc060evboxsync{
8599686860198730ae53d5895386d1b57dbc060evboxsync    switch (pParam->flags & (  USE_REG_GEN8 | USE_REG_GEN16 | USE_REG_GEN32 | USE_REG_GEN64
8599686860198730ae53d5895386d1b57dbc060evboxsync                             | USE_REG_FP   | USE_REG_MMX   | USE_REG_XMM   | USE_REG_CR
8599686860198730ae53d5895386d1b57dbc060evboxsync                             | USE_REG_DBG  | USE_REG_SEG   | USE_REG_TEST))
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync    {
8599686860198730ae53d5895386d1b57dbc060evboxsync        case USE_REG_GEN8:
8599686860198730ae53d5895386d1b57dbc060evboxsync            if (pCpu->opmode == CPUMODE_64BIT)
8599686860198730ae53d5895386d1b57dbc060evboxsync            {
8599686860198730ae53d5895386d1b57dbc060evboxsync                Assert(pParam->base.reg_gen < RT_ELEMENTS(g_aszYasmRegGen8Amd64));
8599686860198730ae53d5895386d1b57dbc060evboxsync                const char *psz = g_aszYasmRegGen8Amd64[pParam->base.reg_gen];
8599686860198730ae53d5895386d1b57dbc060evboxsync                *pcchReg = 2 + !!psz[2] + !!psz[3];
8599686860198730ae53d5895386d1b57dbc060evboxsync                return psz;
8599686860198730ae53d5895386d1b57dbc060evboxsync            }
8599686860198730ae53d5895386d1b57dbc060evboxsync            *pcchReg = 2;
8599686860198730ae53d5895386d1b57dbc060evboxsync            Assert(pParam->base.reg_gen < RT_ELEMENTS(g_aszYasmRegGen8x86));
8599686860198730ae53d5895386d1b57dbc060evboxsync            return g_aszYasmRegGen8x86[pParam->base.reg_gen];
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync        case USE_REG_GEN16:
8599686860198730ae53d5895386d1b57dbc060evboxsync        {
8599686860198730ae53d5895386d1b57dbc060evboxsync            if (fReg1616)
8599686860198730ae53d5895386d1b57dbc060evboxsync            {
8599686860198730ae53d5895386d1b57dbc060evboxsync                Assert(pParam->base.reg_gen < RT_ELEMENTS(g_aszYasmRegGen1616));
8599686860198730ae53d5895386d1b57dbc060evboxsync                const char *psz = g_aszYasmRegGen1616[pParam->base.reg_gen];
8599686860198730ae53d5895386d1b57dbc060evboxsync                *pcchReg = psz[2] ? 5 : 2;
8599686860198730ae53d5895386d1b57dbc060evboxsync                return psz;
8599686860198730ae53d5895386d1b57dbc060evboxsync            }
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync            Assert(pParam->base.reg_gen < RT_ELEMENTS(g_aszYasmRegGen16));
8599686860198730ae53d5895386d1b57dbc060evboxsync            const char *psz = g_aszYasmRegGen16[pParam->base.reg_gen];
8599686860198730ae53d5895386d1b57dbc060evboxsync            *pcchReg = 2 + !!psz[2] + !!psz[3];
8599686860198730ae53d5895386d1b57dbc060evboxsync            return psz;
8599686860198730ae53d5895386d1b57dbc060evboxsync        }
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync        case USE_REG_GEN32:
8599686860198730ae53d5895386d1b57dbc060evboxsync        {
8599686860198730ae53d5895386d1b57dbc060evboxsync            Assert(pParam->base.reg_gen < RT_ELEMENTS(g_aszYasmRegGen32));
8599686860198730ae53d5895386d1b57dbc060evboxsync            const char *psz = g_aszYasmRegGen32[pParam->base.reg_gen];
8599686860198730ae53d5895386d1b57dbc060evboxsync            *pcchReg = 2 + !!psz[2] + !!psz[3];
8599686860198730ae53d5895386d1b57dbc060evboxsync            return psz;
8599686860198730ae53d5895386d1b57dbc060evboxsync        }
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync        case USE_REG_GEN64:
8599686860198730ae53d5895386d1b57dbc060evboxsync        {
8599686860198730ae53d5895386d1b57dbc060evboxsync            Assert(pParam->base.reg_gen < RT_ELEMENTS(g_aszYasmRegGen64));
8599686860198730ae53d5895386d1b57dbc060evboxsync            const char *psz = g_aszYasmRegGen64[pParam->base.reg_gen];
8599686860198730ae53d5895386d1b57dbc060evboxsync            *pcchReg = 2 + !!psz[2] + !!psz[3];
8599686860198730ae53d5895386d1b57dbc060evboxsync            return psz;
8599686860198730ae53d5895386d1b57dbc060evboxsync        }
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync        case USE_REG_FP:
8599686860198730ae53d5895386d1b57dbc060evboxsync        {
8599686860198730ae53d5895386d1b57dbc060evboxsync            Assert(pParam->base.reg_fp < RT_ELEMENTS(g_aszYasmRegFP));
8599686860198730ae53d5895386d1b57dbc060evboxsync            const char *psz = g_aszYasmRegFP[pParam->base.reg_fp];
8599686860198730ae53d5895386d1b57dbc060evboxsync            *pcchReg = 3;
8599686860198730ae53d5895386d1b57dbc060evboxsync            return psz;
8599686860198730ae53d5895386d1b57dbc060evboxsync        }
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync        case USE_REG_MMX:
8599686860198730ae53d5895386d1b57dbc060evboxsync        {
8599686860198730ae53d5895386d1b57dbc060evboxsync            Assert(pParam->base.reg_mmx < RT_ELEMENTS(g_aszYasmRegMMX));
8599686860198730ae53d5895386d1b57dbc060evboxsync            const char *psz = g_aszYasmRegMMX[pParam->base.reg_mmx];
8599686860198730ae53d5895386d1b57dbc060evboxsync            *pcchReg = 3;
8599686860198730ae53d5895386d1b57dbc060evboxsync            return psz;
8599686860198730ae53d5895386d1b57dbc060evboxsync        }
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync        case USE_REG_XMM:
8599686860198730ae53d5895386d1b57dbc060evboxsync        {
8599686860198730ae53d5895386d1b57dbc060evboxsync            Assert(pParam->base.reg_xmm < RT_ELEMENTS(g_aszYasmRegXMM));
8599686860198730ae53d5895386d1b57dbc060evboxsync            const char *psz = g_aszYasmRegXMM[pParam->base.reg_mmx];
8599686860198730ae53d5895386d1b57dbc060evboxsync            *pcchReg = 4 + !!psz[4];
8599686860198730ae53d5895386d1b57dbc060evboxsync            return psz;
8599686860198730ae53d5895386d1b57dbc060evboxsync        }
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync        case USE_REG_CR:
8599686860198730ae53d5895386d1b57dbc060evboxsync        {
8599686860198730ae53d5895386d1b57dbc060evboxsync            Assert(pParam->base.reg_ctrl < RT_ELEMENTS(g_aszYasmRegCRx));
8599686860198730ae53d5895386d1b57dbc060evboxsync            const char *psz = g_aszYasmRegCRx[pParam->base.reg_ctrl];
8599686860198730ae53d5895386d1b57dbc060evboxsync            *pcchReg = 3;
8599686860198730ae53d5895386d1b57dbc060evboxsync            return psz;
8599686860198730ae53d5895386d1b57dbc060evboxsync        }
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync        case USE_REG_DBG:
8599686860198730ae53d5895386d1b57dbc060evboxsync        {
8599686860198730ae53d5895386d1b57dbc060evboxsync            Assert(pParam->base.reg_dbg < RT_ELEMENTS(g_aszYasmRegDRx));
8599686860198730ae53d5895386d1b57dbc060evboxsync            const char *psz = g_aszYasmRegDRx[pParam->base.reg_dbg];
8599686860198730ae53d5895386d1b57dbc060evboxsync            *pcchReg = 3;
8599686860198730ae53d5895386d1b57dbc060evboxsync            return psz;
8599686860198730ae53d5895386d1b57dbc060evboxsync        }
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync        case USE_REG_SEG:
8599686860198730ae53d5895386d1b57dbc060evboxsync        {
8599686860198730ae53d5895386d1b57dbc060evboxsync            Assert(pParam->base.reg_seg < RT_ELEMENTS(g_aszYasmRegCRx));
8599686860198730ae53d5895386d1b57dbc060evboxsync            const char *psz = g_aszYasmRegSeg[pParam->base.reg_seg];
8599686860198730ae53d5895386d1b57dbc060evboxsync            *pcchReg = 2;
8599686860198730ae53d5895386d1b57dbc060evboxsync            return psz;
8599686860198730ae53d5895386d1b57dbc060evboxsync        }
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync        case USE_REG_TEST:
8599686860198730ae53d5895386d1b57dbc060evboxsync        {
8599686860198730ae53d5895386d1b57dbc060evboxsync            Assert(pParam->base.reg_test < RT_ELEMENTS(g_aszYasmRegTRx));
8599686860198730ae53d5895386d1b57dbc060evboxsync            const char *psz = g_aszYasmRegTRx[pParam->base.reg_test];
8599686860198730ae53d5895386d1b57dbc060evboxsync            *pcchReg = 3;
8599686860198730ae53d5895386d1b57dbc060evboxsync            return psz;
8599686860198730ae53d5895386d1b57dbc060evboxsync        }
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync        default:
8599686860198730ae53d5895386d1b57dbc060evboxsync            AssertMsgFailed(("%#x\n", pParam->flags));
8599686860198730ae53d5895386d1b57dbc060evboxsync            *pcchReg = 3;
8599686860198730ae53d5895386d1b57dbc060evboxsync            return "r??";
8599686860198730ae53d5895386d1b57dbc060evboxsync    }
8599686860198730ae53d5895386d1b57dbc060evboxsync}
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsyncDECLINLINE(const char *) MyDisasYasmFormatIndexReg(DISCPUSTATE const *pCpu, PCOP_PARAMETER pParam, size_t *pcchReg)
8599686860198730ae53d5895386d1b57dbc060evboxsync{
8599686860198730ae53d5895386d1b57dbc060evboxsync    switch (pCpu->addrmode)
8599686860198730ae53d5895386d1b57dbc060evboxsync    {
8599686860198730ae53d5895386d1b57dbc060evboxsync        case CPUMODE_16BIT:
8599686860198730ae53d5895386d1b57dbc060evboxsync        {
8599686860198730ae53d5895386d1b57dbc060evboxsync            Assert(pParam->index.reg_gen < RT_ELEMENTS(g_aszYasmRegGen16));
8599686860198730ae53d5895386d1b57dbc060evboxsync            const char *psz = g_aszYasmRegGen16[pParam->index.reg_gen];
8599686860198730ae53d5895386d1b57dbc060evboxsync            *pcchReg = 2 + !!psz[2] + !!psz[3];
8599686860198730ae53d5895386d1b57dbc060evboxsync            return psz;
8599686860198730ae53d5895386d1b57dbc060evboxsync        }
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync        case CPUMODE_32BIT:
8599686860198730ae53d5895386d1b57dbc060evboxsync        {
8599686860198730ae53d5895386d1b57dbc060evboxsync            Assert(pParam->index.reg_gen < RT_ELEMENTS(g_aszYasmRegGen32));
8599686860198730ae53d5895386d1b57dbc060evboxsync            const char *psz = g_aszYasmRegGen32[pParam->index.reg_gen];
8599686860198730ae53d5895386d1b57dbc060evboxsync            *pcchReg = 2 + !!psz[2] + !!psz[3];
8599686860198730ae53d5895386d1b57dbc060evboxsync            return psz;
8599686860198730ae53d5895386d1b57dbc060evboxsync        }
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync        case CPUMODE_64BIT:
8599686860198730ae53d5895386d1b57dbc060evboxsync        {
8599686860198730ae53d5895386d1b57dbc060evboxsync            Assert(pParam->index.reg_gen < RT_ELEMENTS(g_aszYasmRegGen64));
8599686860198730ae53d5895386d1b57dbc060evboxsync            const char *psz = g_aszYasmRegGen64[pParam->index.reg_gen];
8599686860198730ae53d5895386d1b57dbc060evboxsync            *pcchReg = 2 + !!psz[2] + !!psz[3];
8599686860198730ae53d5895386d1b57dbc060evboxsync            return psz;
8599686860198730ae53d5895386d1b57dbc060evboxsync        }
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync        default:
8599686860198730ae53d5895386d1b57dbc060evboxsync            AssertMsgFailed(("%#x %#x\n", pParam->flags, pCpu->addrmode));
8599686860198730ae53d5895386d1b57dbc060evboxsync            *pcchReg = 3;
8599686860198730ae53d5895386d1b57dbc060evboxsync            return "r??";
8599686860198730ae53d5895386d1b57dbc060evboxsync    }
8599686860198730ae53d5895386d1b57dbc060evboxsync}
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsyncstatic size_t MyDisasYasmFormat(DISCPUSTATE const *pCpu, char *pszBuf, size_t cchBuf)
8599686860198730ae53d5895386d1b57dbc060evboxsync{
8599686860198730ae53d5895386d1b57dbc060evboxsync    PCOPCODE const  pOp = pCpu->pCurInstr;
8599686860198730ae53d5895386d1b57dbc060evboxsync    size_t          cchOutput = 0;
8599686860198730ae53d5895386d1b57dbc060evboxsync    char           *pszDst = pszBuf;
8599686860198730ae53d5895386d1b57dbc060evboxsync    size_t          cchDst = cchBuf;
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync    /* output macros */
8599686860198730ae53d5895386d1b57dbc060evboxsync#define PUT_C(ch)       \
8599686860198730ae53d5895386d1b57dbc060evboxsync            do { \
8599686860198730ae53d5895386d1b57dbc060evboxsync                cchOutput++; \
8599686860198730ae53d5895386d1b57dbc060evboxsync                if (cchDst > 1) \
8599686860198730ae53d5895386d1b57dbc060evboxsync                { \
8599686860198730ae53d5895386d1b57dbc060evboxsync                    cchDst--; \
8599686860198730ae53d5895386d1b57dbc060evboxsync                    *pszDst++ = (ch); \
8599686860198730ae53d5895386d1b57dbc060evboxsync                } \
8599686860198730ae53d5895386d1b57dbc060evboxsync            } while (0)
8599686860198730ae53d5895386d1b57dbc060evboxsync#define PUT_STR(pszSrc, cchSrc) \
8599686860198730ae53d5895386d1b57dbc060evboxsync            do { \
8599686860198730ae53d5895386d1b57dbc060evboxsync                cchOutput += (cchSrc); \
8599686860198730ae53d5895386d1b57dbc060evboxsync                if (cchDst > (cchSrc)) \
8599686860198730ae53d5895386d1b57dbc060evboxsync                { \
8599686860198730ae53d5895386d1b57dbc060evboxsync                    memcpy(pszDst, (pszSrc), (cchSrc)); \
8599686860198730ae53d5895386d1b57dbc060evboxsync                    pszDst += (cchSrc); \
8599686860198730ae53d5895386d1b57dbc060evboxsync                    cchDst -= (cchSrc); \
8599686860198730ae53d5895386d1b57dbc060evboxsync                } \
8599686860198730ae53d5895386d1b57dbc060evboxsync                else if (cchDst > 1) \
8599686860198730ae53d5895386d1b57dbc060evboxsync                { \
8599686860198730ae53d5895386d1b57dbc060evboxsync                    memcpy(pszDst, (pszSrc), cchDst - 1); \
8599686860198730ae53d5895386d1b57dbc060evboxsync                    pszDst += cchDst - 1; \
8599686860198730ae53d5895386d1b57dbc060evboxsync                    cchDst = 1; \
8599686860198730ae53d5895386d1b57dbc060evboxsync                } \
8599686860198730ae53d5895386d1b57dbc060evboxsync            } while (0)
8599686860198730ae53d5895386d1b57dbc060evboxsync#define PUT_SZ(sz) \
8599686860198730ae53d5895386d1b57dbc060evboxsync            PUT_STR((sz), sizeof(sz) - 1)
8599686860198730ae53d5895386d1b57dbc060evboxsync#define PUT_PSZ(psz) \
8599686860198730ae53d5895386d1b57dbc060evboxsync            do { const size_t cchTmp = strlen(psz); PUT_STR((psz), cchTmp); } while (0)
8599686860198730ae53d5895386d1b57dbc060evboxsync#define PUT_NUM(cch, fmt, num) \
8599686860198730ae53d5895386d1b57dbc060evboxsync            do { \
8599686860198730ae53d5895386d1b57dbc060evboxsync                 cchOutput += (cch); \
8599686860198730ae53d5895386d1b57dbc060evboxsync                 if (cchBuf > 1) \
8599686860198730ae53d5895386d1b57dbc060evboxsync                 { \
8599686860198730ae53d5895386d1b57dbc060evboxsync                    const size_t cchTmp = RTStrPrintf(pszDst, cchBuf, fmt, (num)); \
8599686860198730ae53d5895386d1b57dbc060evboxsync                    pszDst += cchTmp; \
8599686860198730ae53d5895386d1b57dbc060evboxsync                    cchBuf -= cchTmp; \
8599686860198730ae53d5895386d1b57dbc060evboxsync                    Assert(cchTmp == (cch) || cchBuf == 1); \
8599686860198730ae53d5895386d1b57dbc060evboxsync                 } \
8599686860198730ae53d5895386d1b57dbc060evboxsync            } while (0)
8599686860198730ae53d5895386d1b57dbc060evboxsync#define PUT_NUM_8(num)  PUT_NUM(4,  "0%02xh", (uint8_t)(num))
8599686860198730ae53d5895386d1b57dbc060evboxsync#define PUT_NUM_16(num) PUT_NUM(6,  "0%04xh", (uint16_t)(num))
8599686860198730ae53d5895386d1b57dbc060evboxsync#define PUT_NUM_32(num) PUT_NUM(10, "0%08xh", (uint32_t)(num))
8599686860198730ae53d5895386d1b57dbc060evboxsync#define PUT_NUM_64(num) PUT_NUM(18, "0%08xh", (uint64_t)(num))
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync    /*
8599686860198730ae53d5895386d1b57dbc060evboxsync     * Filter out invalid opcodes first as they need special
8599686860198730ae53d5895386d1b57dbc060evboxsync     * treatment. UD2 is an exception and should be handled normally.
8599686860198730ae53d5895386d1b57dbc060evboxsync     */
8599686860198730ae53d5895386d1b57dbc060evboxsync    if (    pOp->opcode == OP_INVALID
8599686860198730ae53d5895386d1b57dbc060evboxsync        ||  (   pOp->opcode == OP_ILLUD2
8599686860198730ae53d5895386d1b57dbc060evboxsync             && (pCpu->prefix & PREFIX_LOCK)))
8599686860198730ae53d5895386d1b57dbc060evboxsync    {
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync    }
8599686860198730ae53d5895386d1b57dbc060evboxsync    else
8599686860198730ae53d5895386d1b57dbc060evboxsync    {
8599686860198730ae53d5895386d1b57dbc060evboxsync        /*
8599686860198730ae53d5895386d1b57dbc060evboxsync         * Prefixes
8599686860198730ae53d5895386d1b57dbc060evboxsync         */
8599686860198730ae53d5895386d1b57dbc060evboxsync        if (pCpu->prefix & PREFIX_LOCK)
8599686860198730ae53d5895386d1b57dbc060evboxsync            PUT_SZ("lock ");
8599686860198730ae53d5895386d1b57dbc060evboxsync        if(pCpu->prefix & PREFIX_REP)
8599686860198730ae53d5895386d1b57dbc060evboxsync            PUT_SZ("rep ");
8599686860198730ae53d5895386d1b57dbc060evboxsync        else if(pCpu->prefix & PREFIX_REPNE)
8599686860198730ae53d5895386d1b57dbc060evboxsync            PUT_SZ("repne ");
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync        /*
8599686860198730ae53d5895386d1b57dbc060evboxsync         * Adjust the format string to avoid stuff the assembler cannot handle.
8599686860198730ae53d5895386d1b57dbc060evboxsync         */
8599686860198730ae53d5895386d1b57dbc060evboxsync        char szTmpFmt[48];
8599686860198730ae53d5895386d1b57dbc060evboxsync        const char *pszFmt = pOp->pszOpcode;
8599686860198730ae53d5895386d1b57dbc060evboxsync        switch (pOp->opcode)
8599686860198730ae53d5895386d1b57dbc060evboxsync        {
8599686860198730ae53d5895386d1b57dbc060evboxsync            case OP_JECXZ:
8599686860198730ae53d5895386d1b57dbc060evboxsync                pszFmt = pCpu->opmode == CPUMODE_16BIT ? "jcxz %Jb" : pCpu->opmode == CPUMODE_32BIT ? "jecxz %Jb"   : "jrcxz %Jb";
8599686860198730ae53d5895386d1b57dbc060evboxsync                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync            case OP_PUSHF:
8599686860198730ae53d5895386d1b57dbc060evboxsync                pszFmt = pCpu->opmode == CPUMODE_16BIT ? "pushfw"   : pCpu->opmode == CPUMODE_32BIT ? "pushfd"      : "pushfq";
8599686860198730ae53d5895386d1b57dbc060evboxsync                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync            case OP_POPF:
8599686860198730ae53d5895386d1b57dbc060evboxsync                pszFmt = pCpu->opmode == CPUMODE_16BIT ? "popfw"    : pCpu->opmode == CPUMODE_32BIT ? "popfd"       : "popfq";
8599686860198730ae53d5895386d1b57dbc060evboxsync                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync            case OP_INSB:
8599686860198730ae53d5895386d1b57dbc060evboxsync                pszFmt = "insb";
8599686860198730ae53d5895386d1b57dbc060evboxsync                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync            case OP_INSWD:
8599686860198730ae53d5895386d1b57dbc060evboxsync                pszFmt = pCpu->opmode == CPUMODE_16BIT ? "insw"     : pCpu->opmode == CPUMODE_32BIT ? "insd"  : "insq";
8599686860198730ae53d5895386d1b57dbc060evboxsync                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync            case OP_OUTSB:
8599686860198730ae53d5895386d1b57dbc060evboxsync                pszFmt = "outsb";
8599686860198730ae53d5895386d1b57dbc060evboxsync                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync            case OP_OUTSWD:
8599686860198730ae53d5895386d1b57dbc060evboxsync                pszFmt = pCpu->opmode == CPUMODE_16BIT ? "outsw"    : pCpu->opmode == CPUMODE_32BIT ? "outsd" : "outsq";
8599686860198730ae53d5895386d1b57dbc060evboxsync                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync            case OP_MOVSB:
8599686860198730ae53d5895386d1b57dbc060evboxsync                pszFmt = "movsb";
8599686860198730ae53d5895386d1b57dbc060evboxsync                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync            case OP_MOVSWD:
8599686860198730ae53d5895386d1b57dbc060evboxsync                pszFmt = pCpu->opmode == CPUMODE_16BIT ? "movsw"    : pCpu->opmode == CPUMODE_32BIT ? "movsd" : "movsq";
8599686860198730ae53d5895386d1b57dbc060evboxsync                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync            case OP_CMPSB:
8599686860198730ae53d5895386d1b57dbc060evboxsync                pszFmt = "cmpsb";
8599686860198730ae53d5895386d1b57dbc060evboxsync                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync            case OP_CMPWD:
8599686860198730ae53d5895386d1b57dbc060evboxsync                pszFmt = pCpu->opmode == CPUMODE_16BIT ? "cmpsw"    : pCpu->opmode == CPUMODE_32BIT ? "cmpsd" : "cmpsq";
8599686860198730ae53d5895386d1b57dbc060evboxsync                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync            case OP_SCASB:
8599686860198730ae53d5895386d1b57dbc060evboxsync                pszFmt = "scasb";
8599686860198730ae53d5895386d1b57dbc060evboxsync                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync            case OP_SCASWD:
8599686860198730ae53d5895386d1b57dbc060evboxsync                pszFmt = pCpu->opmode == CPUMODE_16BIT ? "scasw"    : pCpu->opmode == CPUMODE_32BIT ? "scasd" : "scasq";
8599686860198730ae53d5895386d1b57dbc060evboxsync                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync            case OP_LODSB:
8599686860198730ae53d5895386d1b57dbc060evboxsync                pszFmt = "lodsb";
8599686860198730ae53d5895386d1b57dbc060evboxsync                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync            case OP_LODSWD:
8599686860198730ae53d5895386d1b57dbc060evboxsync                pszFmt = pCpu->opmode == CPUMODE_16BIT ? "lodsw"    : pCpu->opmode == CPUMODE_32BIT ? "lodsd" : "lodsq";
8599686860198730ae53d5895386d1b57dbc060evboxsync                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync            case OP_STOSB:
8599686860198730ae53d5895386d1b57dbc060evboxsync                pszFmt = "stosb";
8599686860198730ae53d5895386d1b57dbc060evboxsync                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync            case OP_STOSWD:
8599686860198730ae53d5895386d1b57dbc060evboxsync                pszFmt = pCpu->opmode == CPUMODE_16BIT ? "stosw"    : pCpu->opmode == CPUMODE_32BIT ? "stosd" : "stosq";
8599686860198730ae53d5895386d1b57dbc060evboxsync                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync            case OP_SHL:
8599686860198730ae53d5895386d1b57dbc060evboxsync                Assert(pszFmt[3] == '/');
8599686860198730ae53d5895386d1b57dbc060evboxsync                pszFmt += 4;
8599686860198730ae53d5895386d1b57dbc060evboxsync                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync            case OP_XLAT:
8599686860198730ae53d5895386d1b57dbc060evboxsync                pszFmt = "xlatb";
8599686860198730ae53d5895386d1b57dbc060evboxsync                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync            case OP_INT3:
8599686860198730ae53d5895386d1b57dbc060evboxsync                pszFmt = "int3";
8599686860198730ae53d5895386d1b57dbc060evboxsync                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync            /*
8599686860198730ae53d5895386d1b57dbc060evboxsync             * Don't know how to tell yasm to generate complicated nop stuff, so 'db' it.
8599686860198730ae53d5895386d1b57dbc060evboxsync             */
8599686860198730ae53d5895386d1b57dbc060evboxsync            case OP_NOP:
8599686860198730ae53d5895386d1b57dbc060evboxsync                if (pCpu->opcode == 0x90)
8599686860198730ae53d5895386d1b57dbc060evboxsync                    /* fine, fine */;
8599686860198730ae53d5895386d1b57dbc060evboxsync                else if (pszFmt[sizeof("nop %Ev")] == '/' && pszFmt[sizeof("nop %Ev") + 1] == 'p')
8599686860198730ae53d5895386d1b57dbc060evboxsync                    pszFmt = "prefetch %Eb";
8599686860198730ae53d5895386d1b57dbc060evboxsync                else if (pCpu->opcode == 0x1f)
8599686860198730ae53d5895386d1b57dbc060evboxsync                {
8599686860198730ae53d5895386d1b57dbc060evboxsync                    PUT_SZ("db 01fh,");
8599686860198730ae53d5895386d1b57dbc060evboxsync                    PUT_NUM_8(pCpu->ModRM.u);
8599686860198730ae53d5895386d1b57dbc060evboxsync                    for (unsigned i = 2; i < pCpu->opsize; i++)
8599686860198730ae53d5895386d1b57dbc060evboxsync                    {
8599686860198730ae53d5895386d1b57dbc060evboxsync                        PUT_C(',');
8599686860198730ae53d5895386d1b57dbc060evboxsync                        PUT_NUM_8(0x90); ///@todo fixme.
8599686860198730ae53d5895386d1b57dbc060evboxsync                    }
8599686860198730ae53d5895386d1b57dbc060evboxsync                    pszFmt = "";
8599686860198730ae53d5895386d1b57dbc060evboxsync                }
8599686860198730ae53d5895386d1b57dbc060evboxsync                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync            default:
8599686860198730ae53d5895386d1b57dbc060evboxsync                /* ST(X) -> stX  (floating point) */
8599686860198730ae53d5895386d1b57dbc060evboxsync                if (*pszFmt == 'f' && strchr(pszFmt, '('))
8599686860198730ae53d5895386d1b57dbc060evboxsync                {
8599686860198730ae53d5895386d1b57dbc060evboxsync                    char *pszFmtDst = szTmpFmt;
8599686860198730ae53d5895386d1b57dbc060evboxsync                    char ch;
8599686860198730ae53d5895386d1b57dbc060evboxsync                    do
8599686860198730ae53d5895386d1b57dbc060evboxsync                    {
8599686860198730ae53d5895386d1b57dbc060evboxsync                        ch = *pszFmt++;
8599686860198730ae53d5895386d1b57dbc060evboxsync                        if (ch == 'S' && pszFmt[0] == 'T' && pszFmt[1] == '(')
8599686860198730ae53d5895386d1b57dbc060evboxsync                        {
8599686860198730ae53d5895386d1b57dbc060evboxsync                            *pszFmtDst++ = 's';
8599686860198730ae53d5895386d1b57dbc060evboxsync                            *pszFmtDst++ = 't';
8599686860198730ae53d5895386d1b57dbc060evboxsync                            pszFmt += 2;
8599686860198730ae53d5895386d1b57dbc060evboxsync                            ch = *pszFmt;
8599686860198730ae53d5895386d1b57dbc060evboxsync                            Assert(pszFmt[1] == ')');
8599686860198730ae53d5895386d1b57dbc060evboxsync                            pszFmt += 2;
8599686860198730ae53d5895386d1b57dbc060evboxsync                            *pszFmtDst++ = ch;
8599686860198730ae53d5895386d1b57dbc060evboxsync                        }
8599686860198730ae53d5895386d1b57dbc060evboxsync                        else
8599686860198730ae53d5895386d1b57dbc060evboxsync                            *pszFmtDst++ = ch;
8599686860198730ae53d5895386d1b57dbc060evboxsync                    } while (ch != '\0');
8599686860198730ae53d5895386d1b57dbc060evboxsync                    pszFmt = szTmpFmt;
8599686860198730ae53d5895386d1b57dbc060evboxsync                }
8599686860198730ae53d5895386d1b57dbc060evboxsync                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync            /*
8599686860198730ae53d5895386d1b57dbc060evboxsync             * Horrible hacks.
8599686860198730ae53d5895386d1b57dbc060evboxsync             */
8599686860198730ae53d5895386d1b57dbc060evboxsync            case OP_FLD:
8599686860198730ae53d5895386d1b57dbc060evboxsync                if (pCpu->opcode == 0xdb) /* m80fp workaround. */
8599686860198730ae53d5895386d1b57dbc060evboxsync                    *(int *)&pCpu->param1.param &= ~0x1f; /* make it pure OP_PARM_M */
8599686860198730ae53d5895386d1b57dbc060evboxsync                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync            case OP_LAR: /* hack w -> v, probably not correct. */
8599686860198730ae53d5895386d1b57dbc060evboxsync                *(int *)&pCpu->param2.param &= ~0x1f;
8599686860198730ae53d5895386d1b57dbc060evboxsync                *(int *)&pCpu->param2.param |= OP_PARM_v;
8599686860198730ae53d5895386d1b57dbc060evboxsync                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync        }
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync        /*
8599686860198730ae53d5895386d1b57dbc060evboxsync         * Formatting context and associated macros.
8599686860198730ae53d5895386d1b57dbc060evboxsync         */
8599686860198730ae53d5895386d1b57dbc060evboxsync        PCOP_PARAMETER pParam = &pCpu->param1;
8599686860198730ae53d5895386d1b57dbc060evboxsync        int iParam = 1;
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync#define PUT_FAR() \
8599686860198730ae53d5895386d1b57dbc060evboxsync            do { \
8599686860198730ae53d5895386d1b57dbc060evboxsync                if (    OP_PARM_VSUBTYPE(pParam->param) == OP_PARM_p \
8599686860198730ae53d5895386d1b57dbc060evboxsync                    &&  pOp->opcode != OP_LDS /* table bugs? */ \
8599686860198730ae53d5895386d1b57dbc060evboxsync                    &&  pOp->opcode != OP_LES \
8599686860198730ae53d5895386d1b57dbc060evboxsync                    &&  pOp->opcode != OP_LFS \
8599686860198730ae53d5895386d1b57dbc060evboxsync                    &&  pOp->opcode != OP_LGS \
8599686860198730ae53d5895386d1b57dbc060evboxsync                    &&  pOp->opcode != OP_LSS ) \
8599686860198730ae53d5895386d1b57dbc060evboxsync                    PUT_SZ("far "); \
8599686860198730ae53d5895386d1b57dbc060evboxsync            } while (0)
8599686860198730ae53d5895386d1b57dbc060evboxsync        /** @todo mov ah,ch ends up with a byte 'override'... */
8599686860198730ae53d5895386d1b57dbc060evboxsync#define PUT_SIZE_OVERRIDE() \
8599686860198730ae53d5895386d1b57dbc060evboxsync            do { \
8599686860198730ae53d5895386d1b57dbc060evboxsync                switch (OP_PARM_VSUBTYPE(pParam->param)) \
8599686860198730ae53d5895386d1b57dbc060evboxsync                { \
8599686860198730ae53d5895386d1b57dbc060evboxsync                    case OP_PARM_v: \
8599686860198730ae53d5895386d1b57dbc060evboxsync                        switch (pCpu->opmode) \
8599686860198730ae53d5895386d1b57dbc060evboxsync                        { \
8599686860198730ae53d5895386d1b57dbc060evboxsync                            case CPUMODE_16BIT: PUT_SZ("word "); break; \
8599686860198730ae53d5895386d1b57dbc060evboxsync                            case CPUMODE_32BIT: PUT_SZ("dword "); break; \
8599686860198730ae53d5895386d1b57dbc060evboxsync                            case CPUMODE_64BIT: PUT_SZ("qword "); break; \
8599686860198730ae53d5895386d1b57dbc060evboxsync                            default: break; \
8599686860198730ae53d5895386d1b57dbc060evboxsync                        } \
8599686860198730ae53d5895386d1b57dbc060evboxsync                        break; \
8599686860198730ae53d5895386d1b57dbc060evboxsync                    case OP_PARM_b: PUT_SZ("byte "); break; \
8599686860198730ae53d5895386d1b57dbc060evboxsync                    case OP_PARM_w: PUT_SZ("word "); break; \
8599686860198730ae53d5895386d1b57dbc060evboxsync                    case OP_PARM_d: PUT_SZ("dword "); break; \
8599686860198730ae53d5895386d1b57dbc060evboxsync                    case OP_PARM_q: PUT_SZ("qword "); break; \
8599686860198730ae53d5895386d1b57dbc060evboxsync                    case OP_PARM_dq: \
8599686860198730ae53d5895386d1b57dbc060evboxsync                        if (OP_PARM_VTYPE(pParam->param) != OP_PARM_W) /* these are 128 bit, pray they are all unambiguous.. */ \
8599686860198730ae53d5895386d1b57dbc060evboxsync                            PUT_SZ("qword "); \
8599686860198730ae53d5895386d1b57dbc060evboxsync                        break; \
8599686860198730ae53d5895386d1b57dbc060evboxsync                    case OP_PARM_p: break; /* see PUT_FAR */ \
8599686860198730ae53d5895386d1b57dbc060evboxsync                    case OP_PARM_s: if (pParam->flags & USE_REG_FP) PUT_SZ("tword "); break; /* ?? */ \
8599686860198730ae53d5895386d1b57dbc060evboxsync                    case OP_PARM_z: break; \
8599686860198730ae53d5895386d1b57dbc060evboxsync                    case OP_PARM_NONE: \
8599686860198730ae53d5895386d1b57dbc060evboxsync                        if (    OP_PARM_VTYPE(pParam->param) == OP_PARM_M \
8599686860198730ae53d5895386d1b57dbc060evboxsync                            &&  ((pParam->flags & USE_REG_FP) || pOp->opcode == OP_FLD)) \
8599686860198730ae53d5895386d1b57dbc060evboxsync                            PUT_SZ("tword "); \
8599686860198730ae53d5895386d1b57dbc060evboxsync                        break; \
8599686860198730ae53d5895386d1b57dbc060evboxsync                    default:        break; /*no pointer type specified/necessary*/ \
8599686860198730ae53d5895386d1b57dbc060evboxsync                } \
8599686860198730ae53d5895386d1b57dbc060evboxsync            } while (0)
8599686860198730ae53d5895386d1b57dbc060evboxsync        static const char s_szSegPrefix[6][4] = { "es:", "cs:", "ss:", "ds:", "fs:", "gs:" };
8599686860198730ae53d5895386d1b57dbc060evboxsync#define PUT_SEGMENT_OVERRIDE() \
8599686860198730ae53d5895386d1b57dbc060evboxsync        do { \
8599686860198730ae53d5895386d1b57dbc060evboxsync            if (pCpu->prefix & PREFIX_SEG) \
8599686860198730ae53d5895386d1b57dbc060evboxsync                PUT_STR(s_szSegPrefix[pCpu->prefix_seg], 3); \
8599686860198730ae53d5895386d1b57dbc060evboxsync        } while (0)
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync        /*
8599686860198730ae53d5895386d1b57dbc060evboxsync         * The formatting loop.
8599686860198730ae53d5895386d1b57dbc060evboxsync         */
8599686860198730ae53d5895386d1b57dbc060evboxsync        char ch;
8599686860198730ae53d5895386d1b57dbc060evboxsync        while ((ch = *pszFmt++) != '\0')
8599686860198730ae53d5895386d1b57dbc060evboxsync        {
8599686860198730ae53d5895386d1b57dbc060evboxsync            if (ch == '%')
8599686860198730ae53d5895386d1b57dbc060evboxsync            {
8599686860198730ae53d5895386d1b57dbc060evboxsync                ch = *pszFmt++;
8599686860198730ae53d5895386d1b57dbc060evboxsync                switch (ch)
8599686860198730ae53d5895386d1b57dbc060evboxsync                {
8599686860198730ae53d5895386d1b57dbc060evboxsync                    /*
8599686860198730ae53d5895386d1b57dbc060evboxsync                     * ModRM - Register only.
8599686860198730ae53d5895386d1b57dbc060evboxsync                     */
8599686860198730ae53d5895386d1b57dbc060evboxsync                    case 'C': /* Control register (ParseModRM / UseModRM). */
8599686860198730ae53d5895386d1b57dbc060evboxsync                    case 'D': /* Debug register (ParseModRM / UseModRM). */
8599686860198730ae53d5895386d1b57dbc060evboxsync                    case 'G': /* ModRM selects general register (ParseModRM / UseModRM). */
8599686860198730ae53d5895386d1b57dbc060evboxsync                    case 'S': /* ModRM byte selects a segment register (ParseModRM / UseModRM). */
8599686860198730ae53d5895386d1b57dbc060evboxsync                    case 'T': /* ModRM byte selects a test register (ParseModRM / UseModRM). */
8599686860198730ae53d5895386d1b57dbc060evboxsync                    case 'V': /* ModRM byte selects an XMM/SSE register (ParseModRM / UseModRM). */
8599686860198730ae53d5895386d1b57dbc060evboxsync                    case 'P': /* ModRM byte selects MMX register (ParseModRM / UseModRM). */
8599686860198730ae53d5895386d1b57dbc060evboxsync                    {
8599686860198730ae53d5895386d1b57dbc060evboxsync                        pszFmt += RT_C_IS_ALPHA(pszFmt[0]) ? RT_C_IS_ALPHA(pszFmt[1]) ? 2 : 1 : 0;
8599686860198730ae53d5895386d1b57dbc060evboxsync                        Assert(!(pParam->flags & (USE_INDEX | USE_SCALE) /* No SIB here... */));
8599686860198730ae53d5895386d1b57dbc060evboxsync                        Assert(!(pParam->flags & (USE_DISPLACEMENT8 | USE_DISPLACEMENT16 | USE_DISPLACEMENT32 | USE_DISPLACEMENT64 | USE_RIPDISPLACEMENT32)));
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync                        size_t cchReg;
8599686860198730ae53d5895386d1b57dbc060evboxsync                        const char *pszReg = MyDisasYasmFormatBaseReg(pCpu, pParam, &cchReg, 0 /* pCpu->addrmode == CPUMODE_16BIT */);
8599686860198730ae53d5895386d1b57dbc060evboxsync                        PUT_STR(pszReg, cchReg);
8599686860198730ae53d5895386d1b57dbc060evboxsync                        break;
8599686860198730ae53d5895386d1b57dbc060evboxsync                    }
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync                    /*
8599686860198730ae53d5895386d1b57dbc060evboxsync                     * ModRM - Register or memory.
8599686860198730ae53d5895386d1b57dbc060evboxsync                     */
8599686860198730ae53d5895386d1b57dbc060evboxsync                    case 'E': /* ModRM specifies parameter (ParseModRM / UseModRM / UseSIB). */
8599686860198730ae53d5895386d1b57dbc060evboxsync                    case 'Q': /* ModRM byte selects MMX register or memory address (ParseModRM / UseModRM). */
8599686860198730ae53d5895386d1b57dbc060evboxsync                    case 'R': /* ModRM byte may only refer to a general register (ParseModRM / UseModRM). */
8599686860198730ae53d5895386d1b57dbc060evboxsync                    case 'W': /* ModRM byte selects an XMM/SSE register or a memory address (ParseModRM / UseModRM). */
8599686860198730ae53d5895386d1b57dbc060evboxsync                    case 'M': /* ModRM may only refer to memory (ParseModRM / UseModRM). */
8599686860198730ae53d5895386d1b57dbc060evboxsync                    {
8599686860198730ae53d5895386d1b57dbc060evboxsync                        pszFmt += RT_C_IS_ALPHA(pszFmt[0]) ? RT_C_IS_ALPHA(pszFmt[1]) ? 2 : 1 : 0;
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync                        PUT_FAR();
8599686860198730ae53d5895386d1b57dbc060evboxsync                        if (pParam->flags & USE_EFFICIENT_ADDRESS)
8599686860198730ae53d5895386d1b57dbc060evboxsync                        {
8599686860198730ae53d5895386d1b57dbc060evboxsync                            /* Work around mov seg,[mem16]  and mov [mem16],seg as these always make a 16-bit mem
8599686860198730ae53d5895386d1b57dbc060evboxsync                               while the register variants deals with 16, 32 & 64 in the normal fashion. */
8599686860198730ae53d5895386d1b57dbc060evboxsync                            if (    pParam->param != OP_PARM_Ev
8599686860198730ae53d5895386d1b57dbc060evboxsync                                ||  pOp->opcode != OP_MOV
8599686860198730ae53d5895386d1b57dbc060evboxsync                                ||  (   pOp->param1 != OP_PARM_Sw
8599686860198730ae53d5895386d1b57dbc060evboxsync                                     && pOp->param2 != OP_PARM_Sw))
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_SIZE_OVERRIDE();
8599686860198730ae53d5895386d1b57dbc060evboxsync                            PUT_C('[');
8599686860198730ae53d5895386d1b57dbc060evboxsync                        }
8599686860198730ae53d5895386d1b57dbc060evboxsync                        if (pParam->flags & (USE_DISPLACEMENT8 | USE_DISPLACEMENT16 | USE_DISPLACEMENT32 | USE_DISPLACEMENT64 | USE_RIPDISPLACEMENT32))
8599686860198730ae53d5895386d1b57dbc060evboxsync                        {
8599686860198730ae53d5895386d1b57dbc060evboxsync                            if (   (pParam->flags & USE_DISPLACEMENT8)
8599686860198730ae53d5895386d1b57dbc060evboxsync                                && !pParam->disp8)
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_SZ("byte ");
8599686860198730ae53d5895386d1b57dbc060evboxsync                            else if (   (pParam->flags & USE_DISPLACEMENT16)
8599686860198730ae53d5895386d1b57dbc060evboxsync                                     && (int8_t)pParam->disp16 == (int16_t)pParam->disp16)
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_SZ("word ");
8599686860198730ae53d5895386d1b57dbc060evboxsync                            else if (   (pParam->flags & USE_DISPLACEMENT32)
8599686860198730ae53d5895386d1b57dbc060evboxsync                                     && (int8_t)pParam->disp32 == (int32_t)pParam->disp32)
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_SZ("dword ");
8599686860198730ae53d5895386d1b57dbc060evboxsync                        }
8599686860198730ae53d5895386d1b57dbc060evboxsync                        if (pParam->flags & USE_EFFICIENT_ADDRESS)
8599686860198730ae53d5895386d1b57dbc060evboxsync                            PUT_SEGMENT_OVERRIDE();
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync                        bool fBase =  (pParam->flags & USE_BASE) /* When exactly is USE_BASE supposed to be set? disasmModRMReg doesn't set it. */
8599686860198730ae53d5895386d1b57dbc060evboxsync                                   || (   (pParam->flags & (USE_REG_GEN8 | USE_REG_GEN16 | USE_REG_GEN32 | USE_REG_GEN64))
8599686860198730ae53d5895386d1b57dbc060evboxsync                                       && !(pParam->flags & USE_EFFICIENT_ADDRESS));
8599686860198730ae53d5895386d1b57dbc060evboxsync                        if (fBase)
8599686860198730ae53d5895386d1b57dbc060evboxsync                        {
8599686860198730ae53d5895386d1b57dbc060evboxsync                            size_t cchReg;
8599686860198730ae53d5895386d1b57dbc060evboxsync                            const char *pszReg = MyDisasYasmFormatBaseReg(pCpu, pParam, &cchReg, 0 /*pCpu->addrmode == CPUMODE_16BIT*/);
8599686860198730ae53d5895386d1b57dbc060evboxsync                            PUT_STR(pszReg, cchReg);
8599686860198730ae53d5895386d1b57dbc060evboxsync                        }
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync                        if (pParam->flags & USE_INDEX)
8599686860198730ae53d5895386d1b57dbc060evboxsync                        {
8599686860198730ae53d5895386d1b57dbc060evboxsync                            if (fBase)
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_C('+');
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync                            size_t cchReg;
8599686860198730ae53d5895386d1b57dbc060evboxsync                            const char *pszReg = MyDisasYasmFormatIndexReg(pCpu, pParam, &cchReg);
8599686860198730ae53d5895386d1b57dbc060evboxsync                            PUT_STR(pszReg, cchReg);
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync                            if (pParam->flags & USE_SCALE)
8599686860198730ae53d5895386d1b57dbc060evboxsync                            {
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_C('*');
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_C('0' + pParam->scale);
8599686860198730ae53d5895386d1b57dbc060evboxsync                            }
8599686860198730ae53d5895386d1b57dbc060evboxsync                        }
8599686860198730ae53d5895386d1b57dbc060evboxsync                        else
8599686860198730ae53d5895386d1b57dbc060evboxsync                            Assert(!(pParam->flags & USE_SCALE));
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync                        if (pParam->flags & (USE_DISPLACEMENT8 | USE_DISPLACEMENT16 | USE_DISPLACEMENT32 | USE_DISPLACEMENT64 | USE_RIPDISPLACEMENT32))
8599686860198730ae53d5895386d1b57dbc060evboxsync                        {
8599686860198730ae53d5895386d1b57dbc060evboxsync                            Assert(!(pParam->flags & USE_DISPLACEMENT64));
8599686860198730ae53d5895386d1b57dbc060evboxsync                            int32_t off;
8599686860198730ae53d5895386d1b57dbc060evboxsync                            if (pParam->flags & USE_DISPLACEMENT8)
8599686860198730ae53d5895386d1b57dbc060evboxsync                                off = pParam->disp8;
8599686860198730ae53d5895386d1b57dbc060evboxsync                            else if (pParam->flags & USE_DISPLACEMENT16)
8599686860198730ae53d5895386d1b57dbc060evboxsync                                off = pParam->disp16;
8599686860198730ae53d5895386d1b57dbc060evboxsync                            else if (pParam->flags & (USE_DISPLACEMENT32 | USE_RIPDISPLACEMENT32))
8599686860198730ae53d5895386d1b57dbc060evboxsync                                off = pParam->disp32;
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync                            if (fBase || (pParam->flags & USE_INDEX))
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_C(off >= 0 ? '+' : '-');
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync                            if (off < 0)
8599686860198730ae53d5895386d1b57dbc060evboxsync                                off = -off;
8599686860198730ae53d5895386d1b57dbc060evboxsync                            if (pParam->flags & USE_DISPLACEMENT8)
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_NUM_8( off);
8599686860198730ae53d5895386d1b57dbc060evboxsync                            else if (pParam->flags & USE_DISPLACEMENT16)
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_NUM_16(off);
8599686860198730ae53d5895386d1b57dbc060evboxsync                            else if (pParam->flags & USE_DISPLACEMENT32)
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_NUM_32(off);
8599686860198730ae53d5895386d1b57dbc060evboxsync                            else
8599686860198730ae53d5895386d1b57dbc060evboxsync                            {
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_NUM_32(off);
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_SZ(" wrt rip"); //??
8599686860198730ae53d5895386d1b57dbc060evboxsync                            }
8599686860198730ae53d5895386d1b57dbc060evboxsync                        }
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync                        if (pParam->flags & USE_EFFICIENT_ADDRESS)
8599686860198730ae53d5895386d1b57dbc060evboxsync                            PUT_C(']');
8599686860198730ae53d5895386d1b57dbc060evboxsync                        break;
8599686860198730ae53d5895386d1b57dbc060evboxsync                    }
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync                    case 'F': /* Eflags register (0 - popf/pushf only, avoided in adjustments above). */
8599686860198730ae53d5895386d1b57dbc060evboxsync                        AssertFailed();
8599686860198730ae53d5895386d1b57dbc060evboxsync                        break;
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync                    case 'I': /* Immediate data (ParseImmByte, ParseImmByteSX, ParseImmV, ParseImmUshort, ParseImmZ). */
8599686860198730ae53d5895386d1b57dbc060evboxsync                        Assert(*pszFmt == 'b' || *pszFmt == 'v' || *pszFmt == 'w' || *pszFmt == 'z'); pszFmt++;
8599686860198730ae53d5895386d1b57dbc060evboxsync                        switch (pParam->flags & (  USE_IMMEDIATE8 | USE_IMMEDIATE16 | USE_IMMEDIATE32 | USE_IMMEDIATE64
8599686860198730ae53d5895386d1b57dbc060evboxsync                                                 | USE_IMMEDIATE16_SX8 | USE_IMMEDIATE32_SX8))
8599686860198730ae53d5895386d1b57dbc060evboxsync                        {
8599686860198730ae53d5895386d1b57dbc060evboxsync                            case USE_IMMEDIATE8:
8599686860198730ae53d5895386d1b57dbc060evboxsync                                if (    (pOp->param1 >= OP_PARM_REG_GEN8_START && pOp->param1 <= OP_PARM_REG_GEN8_END)
8599686860198730ae53d5895386d1b57dbc060evboxsync                                    ||  (pOp->param2 >= OP_PARM_REG_GEN8_START && pOp->param2 <= OP_PARM_REG_GEN8_END)
8599686860198730ae53d5895386d1b57dbc060evboxsync                                    )
8599686860198730ae53d5895386d1b57dbc060evboxsync                                    PUT_SZ("strict byte ");
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_NUM_8(pParam->parval);
8599686860198730ae53d5895386d1b57dbc060evboxsync                                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync                            case USE_IMMEDIATE16:
8599686860198730ae53d5895386d1b57dbc060evboxsync                                if (    (int8_t)pParam->parval == (int16_t)pParam->parval
8599686860198730ae53d5895386d1b57dbc060evboxsync                                    ||  (pOp->param1 >= OP_PARM_REG_GEN16_START && pOp->param1 <= OP_PARM_REG_GEN16_END)
8599686860198730ae53d5895386d1b57dbc060evboxsync                                    ||  (pOp->param2 >= OP_PARM_REG_GEN16_START && pOp->param2 <= OP_PARM_REG_GEN16_END)
8599686860198730ae53d5895386d1b57dbc060evboxsync                                    )
8599686860198730ae53d5895386d1b57dbc060evboxsync                                {
8599686860198730ae53d5895386d1b57dbc060evboxsync                                    if (OP_PARM_VSUBTYPE(pParam->param) == OP_PARM_b)
8599686860198730ae53d5895386d1b57dbc060evboxsync                                        PUT_SZ("strict byte ");
8599686860198730ae53d5895386d1b57dbc060evboxsync                                    else if (OP_PARM_VSUBTYPE(pParam->param) == OP_PARM_v)
8599686860198730ae53d5895386d1b57dbc060evboxsync                                        PUT_SZ("strict word ");
8599686860198730ae53d5895386d1b57dbc060evboxsync                                }
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_NUM_16(pParam->parval);
8599686860198730ae53d5895386d1b57dbc060evboxsync                                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync                            case USE_IMMEDIATE16_SX8:
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_SZ("strict byte ");
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_NUM_16(pParam->parval);
8599686860198730ae53d5895386d1b57dbc060evboxsync                                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync                            case USE_IMMEDIATE32:
8599686860198730ae53d5895386d1b57dbc060evboxsync                                if (    (int8_t)pParam->parval == (int32_t)pParam->parval
8599686860198730ae53d5895386d1b57dbc060evboxsync                                    ||  (pOp->param1 >= OP_PARM_REG_GEN32_START && pOp->param1 <= OP_PARM_REG_GEN32_END)
8599686860198730ae53d5895386d1b57dbc060evboxsync                                    ||  (pOp->param2 >= OP_PARM_REG_GEN32_START && pOp->param2 <= OP_PARM_REG_GEN32_END)
8599686860198730ae53d5895386d1b57dbc060evboxsync                                    )
8599686860198730ae53d5895386d1b57dbc060evboxsync                                {
8599686860198730ae53d5895386d1b57dbc060evboxsync                                    if (OP_PARM_VSUBTYPE(pParam->param) == OP_PARM_b)
8599686860198730ae53d5895386d1b57dbc060evboxsync                                        PUT_SZ("strict byte ");
8599686860198730ae53d5895386d1b57dbc060evboxsync                                    else if (OP_PARM_VSUBTYPE(pParam->param) == OP_PARM_v)
8599686860198730ae53d5895386d1b57dbc060evboxsync                                        PUT_SZ("strict dword ");
8599686860198730ae53d5895386d1b57dbc060evboxsync                                }
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_NUM_32(pParam->parval);
8599686860198730ae53d5895386d1b57dbc060evboxsync                                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync                            case USE_IMMEDIATE32_SX8:
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_SZ("strict byte ");
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_NUM_32(pParam->parval);
8599686860198730ae53d5895386d1b57dbc060evboxsync                                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync                            case USE_IMMEDIATE64:
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_NUM_64(pParam->parval);
8599686860198730ae53d5895386d1b57dbc060evboxsync                                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync                            default:
8599686860198730ae53d5895386d1b57dbc060evboxsync                                AssertFailed();
8599686860198730ae53d5895386d1b57dbc060evboxsync                                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync                        }
8599686860198730ae53d5895386d1b57dbc060evboxsync                        break;
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync                    case 'J': /* Relative jump offset (ParseImmBRel + ParseImmVRel). */
8599686860198730ae53d5895386d1b57dbc060evboxsync                    {
8599686860198730ae53d5895386d1b57dbc060evboxsync                        int32_t offDisplacement;
8599686860198730ae53d5895386d1b57dbc060evboxsync                        Assert(iParam == 1);
8599686860198730ae53d5895386d1b57dbc060evboxsync                        bool fPrefix = pOp->opcode != OP_CALL
8599686860198730ae53d5895386d1b57dbc060evboxsync                                    && pOp->opcode != OP_LOOP
8599686860198730ae53d5895386d1b57dbc060evboxsync                                    && pOp->opcode != OP_LOOPE
8599686860198730ae53d5895386d1b57dbc060evboxsync                                    && pOp->opcode != OP_LOOPNE
8599686860198730ae53d5895386d1b57dbc060evboxsync                                    && pOp->opcode != OP_JECXZ;
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync                        if (pParam->flags & USE_IMMEDIATE8_REL)
8599686860198730ae53d5895386d1b57dbc060evboxsync                        {
8599686860198730ae53d5895386d1b57dbc060evboxsync                            if (fPrefix)
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_SZ("short ");
8599686860198730ae53d5895386d1b57dbc060evboxsync                            offDisplacement = (int8_t)pParam->parval;
8599686860198730ae53d5895386d1b57dbc060evboxsync                            Assert(*pszFmt == 'b'); pszFmt++;
8599686860198730ae53d5895386d1b57dbc060evboxsync                        }
8599686860198730ae53d5895386d1b57dbc060evboxsync                        else if (pParam->flags & USE_IMMEDIATE16_REL)
8599686860198730ae53d5895386d1b57dbc060evboxsync                        {
8599686860198730ae53d5895386d1b57dbc060evboxsync                            if (fPrefix)
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_SZ("near ");
8599686860198730ae53d5895386d1b57dbc060evboxsync                            offDisplacement = (int16_t)pParam->parval;
8599686860198730ae53d5895386d1b57dbc060evboxsync                            Assert(*pszFmt == 'v'); pszFmt++;
8599686860198730ae53d5895386d1b57dbc060evboxsync                        }
8599686860198730ae53d5895386d1b57dbc060evboxsync                        else
8599686860198730ae53d5895386d1b57dbc060evboxsync                        {
8599686860198730ae53d5895386d1b57dbc060evboxsync                            if (fPrefix)
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_SZ("near ");
8599686860198730ae53d5895386d1b57dbc060evboxsync                            offDisplacement = (int32_t)pParam->parval;
8599686860198730ae53d5895386d1b57dbc060evboxsync                            Assert(pParam->flags & USE_IMMEDIATE32_REL);
8599686860198730ae53d5895386d1b57dbc060evboxsync                            Assert(*pszFmt == 'v'); pszFmt++;
8599686860198730ae53d5895386d1b57dbc060evboxsync                        }
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync                        RTUINTPTR uTrgAddr = pCpu->opaddr + pCpu->opsize + offDisplacement;
8599686860198730ae53d5895386d1b57dbc060evboxsync                        if (pCpu->mode == CPUMODE_16BIT)
8599686860198730ae53d5895386d1b57dbc060evboxsync                            PUT_NUM_16(uTrgAddr);
8599686860198730ae53d5895386d1b57dbc060evboxsync                        else if (pCpu->mode == CPUMODE_32BIT)
8599686860198730ae53d5895386d1b57dbc060evboxsync                            PUT_NUM_32(uTrgAddr);
8599686860198730ae53d5895386d1b57dbc060evboxsync                        else
8599686860198730ae53d5895386d1b57dbc060evboxsync                            PUT_NUM_64(uTrgAddr);
8599686860198730ae53d5895386d1b57dbc060evboxsync                        break;
8599686860198730ae53d5895386d1b57dbc060evboxsync                    }
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync                    case 'A': /* Direct (jump/call) address (ParseImmAddr). */
8599686860198730ae53d5895386d1b57dbc060evboxsync                        Assert(*pszFmt == 'p'); pszFmt++;
8599686860198730ae53d5895386d1b57dbc060evboxsync                        PUT_FAR();
8599686860198730ae53d5895386d1b57dbc060evboxsync                        PUT_SIZE_OVERRIDE();
8599686860198730ae53d5895386d1b57dbc060evboxsync                        PUT_SEGMENT_OVERRIDE();
8599686860198730ae53d5895386d1b57dbc060evboxsync                        switch (pParam->flags & (USE_IMMEDIATE_ADDR_16_16 | USE_IMMEDIATE_ADDR_16_32 | USE_DISPLACEMENT64 | USE_DISPLACEMENT32 | USE_DISPLACEMENT16))
8599686860198730ae53d5895386d1b57dbc060evboxsync                        {
8599686860198730ae53d5895386d1b57dbc060evboxsync                            case USE_IMMEDIATE_ADDR_16_16:
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_NUM_16(pParam->parval >> 16);
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_C(':');
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_NUM_16(pParam->parval);
8599686860198730ae53d5895386d1b57dbc060evboxsync                                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync                            case USE_IMMEDIATE_ADDR_16_32:
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_NUM_16(pParam->parval >> 32);
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_C(':');
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_NUM_32(pParam->parval);
8599686860198730ae53d5895386d1b57dbc060evboxsync                                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync                            case USE_DISPLACEMENT16:
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_NUM_16(pParam->parval);
8599686860198730ae53d5895386d1b57dbc060evboxsync                                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync                            case USE_DISPLACEMENT32:
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_NUM_32(pParam->parval);
8599686860198730ae53d5895386d1b57dbc060evboxsync                                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync                            case USE_DISPLACEMENT64:
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_NUM_64(pParam->parval);
8599686860198730ae53d5895386d1b57dbc060evboxsync                                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync                            default:
8599686860198730ae53d5895386d1b57dbc060evboxsync                                AssertFailed();
8599686860198730ae53d5895386d1b57dbc060evboxsync                                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync                        }
8599686860198730ae53d5895386d1b57dbc060evboxsync                        break;
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync                    case 'O': /* No ModRM byte (ParseImmAddr). */
8599686860198730ae53d5895386d1b57dbc060evboxsync                        Assert(*pszFmt == 'b' || *pszFmt == 'v'); pszFmt++;
8599686860198730ae53d5895386d1b57dbc060evboxsync                        PUT_FAR();
8599686860198730ae53d5895386d1b57dbc060evboxsync                        PUT_SIZE_OVERRIDE();
8599686860198730ae53d5895386d1b57dbc060evboxsync                        PUT_C('[');
8599686860198730ae53d5895386d1b57dbc060evboxsync                        PUT_SEGMENT_OVERRIDE();
8599686860198730ae53d5895386d1b57dbc060evboxsync                        switch (pParam->flags & (USE_IMMEDIATE_ADDR_16_16 | USE_IMMEDIATE_ADDR_16_32 | USE_DISPLACEMENT64 | USE_DISPLACEMENT32 | USE_DISPLACEMENT16))
8599686860198730ae53d5895386d1b57dbc060evboxsync                        {
8599686860198730ae53d5895386d1b57dbc060evboxsync                            case USE_IMMEDIATE_ADDR_16_16:
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_NUM_16(pParam->parval >> 16);
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_C(':');
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_NUM_16(pParam->parval);
8599686860198730ae53d5895386d1b57dbc060evboxsync                                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync                            case USE_IMMEDIATE_ADDR_16_32:
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_NUM_16(pParam->parval >> 32);
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_C(':');
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_NUM_32(pParam->parval);
8599686860198730ae53d5895386d1b57dbc060evboxsync                                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync                            case USE_DISPLACEMENT16:
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_NUM_16(pParam->disp16);
8599686860198730ae53d5895386d1b57dbc060evboxsync                                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync                            case USE_DISPLACEMENT32:
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_NUM_32(pParam->disp32);
8599686860198730ae53d5895386d1b57dbc060evboxsync                                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync                            case USE_DISPLACEMENT64:
8599686860198730ae53d5895386d1b57dbc060evboxsync                                PUT_NUM_64(pParam->disp64);
8599686860198730ae53d5895386d1b57dbc060evboxsync                                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync                            default:
8599686860198730ae53d5895386d1b57dbc060evboxsync                                AssertFailed();
8599686860198730ae53d5895386d1b57dbc060evboxsync                                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync                        }
8599686860198730ae53d5895386d1b57dbc060evboxsync                        PUT_C(']');
8599686860198730ae53d5895386d1b57dbc060evboxsync                        break;
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync                    case 'X': /* DS:SI (ParseXb, ParseXv). */
8599686860198730ae53d5895386d1b57dbc060evboxsync                    case 'Y': /* ES:DI (ParseYb, ParseYv). */
8599686860198730ae53d5895386d1b57dbc060evboxsync                    {
8599686860198730ae53d5895386d1b57dbc060evboxsync                        Assert(*pszFmt == 'b' || *pszFmt == 'v'); pszFmt++;
8599686860198730ae53d5895386d1b57dbc060evboxsync                        PUT_FAR();
8599686860198730ae53d5895386d1b57dbc060evboxsync                        PUT_SIZE_OVERRIDE();
8599686860198730ae53d5895386d1b57dbc060evboxsync                        PUT_C('[');
8599686860198730ae53d5895386d1b57dbc060evboxsync                        if (pParam->flags & USE_POINTER_DS_BASED)
8599686860198730ae53d5895386d1b57dbc060evboxsync                            PUT_SZ("ds:");
8599686860198730ae53d5895386d1b57dbc060evboxsync                        else
8599686860198730ae53d5895386d1b57dbc060evboxsync                            PUT_SZ("es:");
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync                        size_t cchReg;
8599686860198730ae53d5895386d1b57dbc060evboxsync                        const char *pszReg = MyDisasYasmFormatBaseReg(pCpu, pParam, &cchReg, 0);
8599686860198730ae53d5895386d1b57dbc060evboxsync                        PUT_STR(pszReg, cchReg);
8599686860198730ae53d5895386d1b57dbc060evboxsync                        PUT_C(']');
8599686860198730ae53d5895386d1b57dbc060evboxsync                        break;
8599686860198730ae53d5895386d1b57dbc060evboxsync                    }
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync                    case 'e': /* Register based on operand size (e.g. %eAX) (ParseFixedReg). */
8599686860198730ae53d5895386d1b57dbc060evboxsync                    {
8599686860198730ae53d5895386d1b57dbc060evboxsync                        Assert(RT_C_IS_ALPHA(pszFmt[0]) && RT_C_IS_ALPHA(pszFmt[1]) && !RT_C_IS_ALPHA(pszFmt[2])); pszFmt += 2;
8599686860198730ae53d5895386d1b57dbc060evboxsync                        size_t cchReg;
8599686860198730ae53d5895386d1b57dbc060evboxsync                        const char *pszReg = MyDisasYasmFormatBaseReg(pCpu, pParam, &cchReg, 0);
8599686860198730ae53d5895386d1b57dbc060evboxsync                        PUT_STR(pszReg, cchReg);
8599686860198730ae53d5895386d1b57dbc060evboxsync                        break;
8599686860198730ae53d5895386d1b57dbc060evboxsync                    }
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync                    default:
8599686860198730ae53d5895386d1b57dbc060evboxsync                        AssertMsgFailed(("%c%s!\n", ch, pszFmt));
8599686860198730ae53d5895386d1b57dbc060evboxsync                        break;
8599686860198730ae53d5895386d1b57dbc060evboxsync                }
8599686860198730ae53d5895386d1b57dbc060evboxsync                AssertMsg(*pszFmt == ',' || *pszFmt == '\0', ("%c%s\n", ch, pszFmt));
8599686860198730ae53d5895386d1b57dbc060evboxsync            }
8599686860198730ae53d5895386d1b57dbc060evboxsync            else
8599686860198730ae53d5895386d1b57dbc060evboxsync            {
8599686860198730ae53d5895386d1b57dbc060evboxsync                PUT_C(ch);
8599686860198730ae53d5895386d1b57dbc060evboxsync                if (ch == ',')
8599686860198730ae53d5895386d1b57dbc060evboxsync                {
8599686860198730ae53d5895386d1b57dbc060evboxsync                    Assert(*pszFmt != ' ');
8599686860198730ae53d5895386d1b57dbc060evboxsync                    PUT_C(' ');
8599686860198730ae53d5895386d1b57dbc060evboxsync                    switch (++iParam)
8599686860198730ae53d5895386d1b57dbc060evboxsync                    {
8599686860198730ae53d5895386d1b57dbc060evboxsync                        case 2: pParam = &pCpu->param2; break;
8599686860198730ae53d5895386d1b57dbc060evboxsync                        case 3: pParam = &pCpu->param3; break;
8599686860198730ae53d5895386d1b57dbc060evboxsync                        default: pParam = NULL; break;
8599686860198730ae53d5895386d1b57dbc060evboxsync                    }
8599686860198730ae53d5895386d1b57dbc060evboxsync                }
8599686860198730ae53d5895386d1b57dbc060evboxsync            }
8599686860198730ae53d5895386d1b57dbc060evboxsync        } /* while more to format */
8599686860198730ae53d5895386d1b57dbc060evboxsync    }
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync    /* Terminate it - on overflow we'll have reserved one byte for this. */
8599686860198730ae53d5895386d1b57dbc060evboxsync    if (cchDst > 0)
8599686860198730ae53d5895386d1b57dbc060evboxsync        *pszDst = '\0';
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync    /* clean up macros */
8599686860198730ae53d5895386d1b57dbc060evboxsync#undef PUT_PSZ
8599686860198730ae53d5895386d1b57dbc060evboxsync#undef PUT_SZ
8599686860198730ae53d5895386d1b57dbc060evboxsync#undef PUT_STR
8599686860198730ae53d5895386d1b57dbc060evboxsync#undef PUT_C
8599686860198730ae53d5895386d1b57dbc060evboxsync    return cchOutput;
8599686860198730ae53d5895386d1b57dbc060evboxsync}
8599686860198730ae53d5895386d1b57dbc060evboxsync#endif
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync/**
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync * Default style.
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync *
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync * @param   pState      The disassembler state.
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync */
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsyncstatic void MyDisasDefaultFormatter(PMYDISSTATE pState)
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync{
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    RTPrintf("%s", pState->szLine);
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync}
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync/**
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync * Yasm style.
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync *
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync * @param   pState      The disassembler state.
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync */
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsyncstatic void MyDisasYasmFormatter(PMYDISSTATE pState)
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync{
8fa1e8a8a8702ee38195fbe7ad5959bf971eb93bvboxsync    char szTmp[256];
8599686860198730ae53d5895386d1b57dbc060evboxsync#ifndef USE_MY_FORMATTER
8599686860198730ae53d5895386d1b57dbc060evboxsync    /* a very quick hack. */
8fa1e8a8a8702ee38195fbe7ad5959bf971eb93bvboxsync    strcpy(szTmp, RTStrStripL(strchr(pState->szLine, ':') + 1));
8fa1e8a8a8702ee38195fbe7ad5959bf971eb93bvboxsync
8fa1e8a8a8702ee38195fbe7ad5959bf971eb93bvboxsync    char *psz = strrchr(szTmp, '[');
8fa1e8a8a8702ee38195fbe7ad5959bf971eb93bvboxsync    *psz = '\0';
8fa1e8a8a8702ee38195fbe7ad5959bf971eb93bvboxsync    RTStrStripR(szTmp);
8fa1e8a8a8702ee38195fbe7ad5959bf971eb93bvboxsync
8fa1e8a8a8702ee38195fbe7ad5959bf971eb93bvboxsync    psz = strstr(szTmp, " ptr ");
8fa1e8a8a8702ee38195fbe7ad5959bf971eb93bvboxsync    if (psz)
8fa1e8a8a8702ee38195fbe7ad5959bf971eb93bvboxsync        memset(psz, ' ', 5);
8fa1e8a8a8702ee38195fbe7ad5959bf971eb93bvboxsync
8fa1e8a8a8702ee38195fbe7ad5959bf971eb93bvboxsync    char *pszEnd = strchr(szTmp, '\0');
8fa1e8a8a8702ee38195fbe7ad5959bf971eb93bvboxsync    while (pszEnd - &szTmp[0] < 71)
8fa1e8a8a8702ee38195fbe7ad5959bf971eb93bvboxsync        *pszEnd++ = ' ';
8fa1e8a8a8702ee38195fbe7ad5959bf971eb93bvboxsync    *pszEnd = '\0';
8fa1e8a8a8702ee38195fbe7ad5959bf971eb93bvboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync#else  /* USE_MY_FORMATTER */
8599686860198730ae53d5895386d1b57dbc060evboxsync    size_t cch = MyDisasYasmFormat(&pState->Cpu, szTmp, sizeof(szTmp));
8599686860198730ae53d5895386d1b57dbc060evboxsync    Assert(cch < sizeof(szTmp));
8599686860198730ae53d5895386d1b57dbc060evboxsync    while (cch < 71)
8599686860198730ae53d5895386d1b57dbc060evboxsync        szTmp[cch++] = ' ';
8599686860198730ae53d5895386d1b57dbc060evboxsync    szTmp[cch] = '\0';
8599686860198730ae53d5895386d1b57dbc060evboxsync#endif /* USE_MY_FORMATTER */
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync    RTPrintf("    %s ; %08llu %s", szTmp, pState->uAddress, pState->szLine);
8599686860198730ae53d5895386d1b57dbc060evboxsync}
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync/**
8599686860198730ae53d5895386d1b57dbc060evboxsync * Checks if the encoding of the current instruction is something
8599686860198730ae53d5895386d1b57dbc060evboxsync * we can never get the assembler to produce.
8599686860198730ae53d5895386d1b57dbc060evboxsync *
8599686860198730ae53d5895386d1b57dbc060evboxsync * @returns true if it's odd, false if it isn't.
8599686860198730ae53d5895386d1b57dbc060evboxsync * @param   pCpu        The disassembler output.
8599686860198730ae53d5895386d1b57dbc060evboxsync */
8599686860198730ae53d5895386d1b57dbc060evboxsyncstatic bool MyDisasYasmFormatterIsOddEncoding(PMYDISSTATE pState)
8599686860198730ae53d5895386d1b57dbc060evboxsync{
8599686860198730ae53d5895386d1b57dbc060evboxsync    /*
8599686860198730ae53d5895386d1b57dbc060evboxsync     * Mod rm + SIB: Check for duplicate EBP encodings that yasm won't use for very good reasons.
8599686860198730ae53d5895386d1b57dbc060evboxsync     */
8599686860198730ae53d5895386d1b57dbc060evboxsync    if (    pState->Cpu.addrmode != CPUMODE_16BIT ///@todo correct?
8599686860198730ae53d5895386d1b57dbc060evboxsync        &&  pState->Cpu.ModRM.Bits.Rm == 4
8599686860198730ae53d5895386d1b57dbc060evboxsync        &&  pState->Cpu.ModRM.Bits.Mod != 3)
8599686860198730ae53d5895386d1b57dbc060evboxsync    {
8599686860198730ae53d5895386d1b57dbc060evboxsync        /* No scaled index SIB (index=4), except for ESP. */
8599686860198730ae53d5895386d1b57dbc060evboxsync        if (    pState->Cpu.SIB.Bits.Index == 4
8599686860198730ae53d5895386d1b57dbc060evboxsync            &&  pState->Cpu.SIB.Bits.Base != 4)
8599686860198730ae53d5895386d1b57dbc060evboxsync            return true;
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync        /* EBP + displacement */
8599686860198730ae53d5895386d1b57dbc060evboxsync        if (    pState->Cpu.ModRM.Bits.Mod != 0
8599686860198730ae53d5895386d1b57dbc060evboxsync             && pState->Cpu.SIB.Bits.Base == 5
8599686860198730ae53d5895386d1b57dbc060evboxsync             && pState->Cpu.SIB.Bits.Scale == 0)
8599686860198730ae53d5895386d1b57dbc060evboxsync            return true;
8599686860198730ae53d5895386d1b57dbc060evboxsync    }
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync    /*
8599686860198730ae53d5895386d1b57dbc060evboxsync     * Seems to be an instruction alias here, but I cannot find any docs on it... hrmpf!
8599686860198730ae53d5895386d1b57dbc060evboxsync     */
8599686860198730ae53d5895386d1b57dbc060evboxsync    if (    pState->Cpu.pCurInstr->opcode == OP_SHL
8599686860198730ae53d5895386d1b57dbc060evboxsync        &&  pState->Cpu.ModRM.Bits.Reg == 6)
8599686860198730ae53d5895386d1b57dbc060evboxsync        return true;
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync    /*
8599686860198730ae53d5895386d1b57dbc060evboxsync     * Check for multiple prefixes of the same kind.
8599686860198730ae53d5895386d1b57dbc060evboxsync     */
8599686860198730ae53d5895386d1b57dbc060evboxsync    bool fSegmentPrefix = false;
8599686860198730ae53d5895386d1b57dbc060evboxsync    bool fLockPrefix = false;
8599686860198730ae53d5895386d1b57dbc060evboxsync    bool fAddressSize = false;
8599686860198730ae53d5895386d1b57dbc060evboxsync    bool fOperandSize = false;
8599686860198730ae53d5895386d1b57dbc060evboxsync    bool fRepPrefix = false;
8599686860198730ae53d5895386d1b57dbc060evboxsync    bool fRex = false;
8599686860198730ae53d5895386d1b57dbc060evboxsync    for (uint8_t const *pu8 = pState->pbInstr;; pu8++)
8599686860198730ae53d5895386d1b57dbc060evboxsync    {
8599686860198730ae53d5895386d1b57dbc060evboxsync        bool *pf;
8599686860198730ae53d5895386d1b57dbc060evboxsync        switch (*pu8)
8599686860198730ae53d5895386d1b57dbc060evboxsync        {
8599686860198730ae53d5895386d1b57dbc060evboxsync            case 0xf0:
8599686860198730ae53d5895386d1b57dbc060evboxsync                pf = &fLockPrefix;
8599686860198730ae53d5895386d1b57dbc060evboxsync                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync            case 0xf2:
8599686860198730ae53d5895386d1b57dbc060evboxsync            case 0xf3:
8599686860198730ae53d5895386d1b57dbc060evboxsync                pf = &fRepPrefix;
8599686860198730ae53d5895386d1b57dbc060evboxsync                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync            case 0x2e:
8599686860198730ae53d5895386d1b57dbc060evboxsync            case 0x3e:
8599686860198730ae53d5895386d1b57dbc060evboxsync            case 0x26:
8599686860198730ae53d5895386d1b57dbc060evboxsync            case 0x36:
8599686860198730ae53d5895386d1b57dbc060evboxsync            case 0x64:
8599686860198730ae53d5895386d1b57dbc060evboxsync            case 0x65:
8599686860198730ae53d5895386d1b57dbc060evboxsync                pf = &fSegmentPrefix;
8599686860198730ae53d5895386d1b57dbc060evboxsync                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync            case 0x66:
8599686860198730ae53d5895386d1b57dbc060evboxsync                pf = &fOperandSize;
8599686860198730ae53d5895386d1b57dbc060evboxsync                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync            case 0x67:
8599686860198730ae53d5895386d1b57dbc060evboxsync                pf = &fAddressSize;
8599686860198730ae53d5895386d1b57dbc060evboxsync                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync            case 0x40: case 0x41: case 0x42: case 0x43: case 0x44: case 0x45: case 0x46: case 0x47:
8599686860198730ae53d5895386d1b57dbc060evboxsync            case 0x48: case 0x49: case 0x4a: case 0x4b: case 0x4c: case 0x4d: case 0x4e: case 0x4f:
8599686860198730ae53d5895386d1b57dbc060evboxsync                pf = pState->Cpu.mode == CPUMODE_64BIT ? &fRex : NULL;
8599686860198730ae53d5895386d1b57dbc060evboxsync                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync            default:
8599686860198730ae53d5895386d1b57dbc060evboxsync                pf = NULL;
8599686860198730ae53d5895386d1b57dbc060evboxsync                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync        }
8599686860198730ae53d5895386d1b57dbc060evboxsync        if (!pf)
8599686860198730ae53d5895386d1b57dbc060evboxsync            break; /* done */
8599686860198730ae53d5895386d1b57dbc060evboxsync        if (*pf)
8599686860198730ae53d5895386d1b57dbc060evboxsync            return true;
8599686860198730ae53d5895386d1b57dbc060evboxsync        *pf = true;
8599686860198730ae53d5895386d1b57dbc060evboxsync    }
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync    /* segment overrides are fun */
8599686860198730ae53d5895386d1b57dbc060evboxsync    if (fSegmentPrefix)
8599686860198730ae53d5895386d1b57dbc060evboxsync    {
8599686860198730ae53d5895386d1b57dbc060evboxsync        /* no efficient address which it may apply to. */
8599686860198730ae53d5895386d1b57dbc060evboxsync        Assert((pState->Cpu.prefix & PREFIX_SEG) || pState->Cpu.mode == CPUMODE_64BIT);
8599686860198730ae53d5895386d1b57dbc060evboxsync        if (    !(pState->Cpu.param1.flags & USE_EFFICIENT_ADDRESS)
8599686860198730ae53d5895386d1b57dbc060evboxsync            &&  !(pState->Cpu.param2.flags & USE_EFFICIENT_ADDRESS)
8599686860198730ae53d5895386d1b57dbc060evboxsync            &&  !(pState->Cpu.param3.flags & USE_EFFICIENT_ADDRESS))
8599686860198730ae53d5895386d1b57dbc060evboxsync            return true;
8599686860198730ae53d5895386d1b57dbc060evboxsync    }
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync    /* fixed register + addr override doesn't go down all that well. */
8599686860198730ae53d5895386d1b57dbc060evboxsync    if (fAddressSize)
8599686860198730ae53d5895386d1b57dbc060evboxsync    {
8599686860198730ae53d5895386d1b57dbc060evboxsync        Assert(pState->Cpu.prefix & PREFIX_ADDRSIZE);
8599686860198730ae53d5895386d1b57dbc060evboxsync        if (    pState->Cpu.pCurInstr->param3 == OP_PARM_NONE
8599686860198730ae53d5895386d1b57dbc060evboxsync            &&  pState->Cpu.pCurInstr->param2 == OP_PARM_NONE
8599686860198730ae53d5895386d1b57dbc060evboxsync            &&  (   pState->Cpu.pCurInstr->param1 >= OP_PARM_REG_GEN32_START
8599686860198730ae53d5895386d1b57dbc060evboxsync                 && pState->Cpu.pCurInstr->param1 <= OP_PARM_REG_GEN32_END))
8599686860198730ae53d5895386d1b57dbc060evboxsync            return true;
8599686860198730ae53d5895386d1b57dbc060evboxsync    }
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync    /* check for the version of xyz reg,reg instruction that the assembler doesn't use.
8599686860198730ae53d5895386d1b57dbc060evboxsync        expected: 1aee   sbb ch, dh     ; SBB r8, r/m8
8599686860198730ae53d5895386d1b57dbc060evboxsync        yasm:     18F5   sbb ch, dh     ; SBB r/m8, r8 */
8599686860198730ae53d5895386d1b57dbc060evboxsync    if (pState->Cpu.ModRM.Bits.Mod == 3 /* reg,reg */)
8599686860198730ae53d5895386d1b57dbc060evboxsync    {
8599686860198730ae53d5895386d1b57dbc060evboxsync        switch (pState->Cpu.pCurInstr->opcode)
8599686860198730ae53d5895386d1b57dbc060evboxsync        {
8599686860198730ae53d5895386d1b57dbc060evboxsync            case OP_ADC:
8599686860198730ae53d5895386d1b57dbc060evboxsync            case OP_ADD:
8599686860198730ae53d5895386d1b57dbc060evboxsync            case OP_AND:
8599686860198730ae53d5895386d1b57dbc060evboxsync            case OP_OR:
8599686860198730ae53d5895386d1b57dbc060evboxsync            case OP_SUB:
8599686860198730ae53d5895386d1b57dbc060evboxsync            case OP_SBB:
8599686860198730ae53d5895386d1b57dbc060evboxsync            case OP_XOR:
8599686860198730ae53d5895386d1b57dbc060evboxsync                if (    (    pState->Cpu.pCurInstr->param1 == OP_PARM_Gb /* r8 */
8599686860198730ae53d5895386d1b57dbc060evboxsync                         && pState->Cpu.pCurInstr->param2 == OP_PARM_Eb /* r8/mem8 */)
8599686860198730ae53d5895386d1b57dbc060evboxsync                    ||  (    pState->Cpu.pCurInstr->param1 == OP_PARM_Gv /* rX */
8599686860198730ae53d5895386d1b57dbc060evboxsync                         && pState->Cpu.pCurInstr->param2 == OP_PARM_Ev /* rX/memX */))
8599686860198730ae53d5895386d1b57dbc060evboxsync                    return true;
8599686860198730ae53d5895386d1b57dbc060evboxsync                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync            /* ff /0, fe /0, ff /1, fe /0 */
8599686860198730ae53d5895386d1b57dbc060evboxsync            case OP_DEC:
8599686860198730ae53d5895386d1b57dbc060evboxsync            case OP_INC:
8599686860198730ae53d5895386d1b57dbc060evboxsync                return true;
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync            default:
8599686860198730ae53d5895386d1b57dbc060evboxsync                break;
8599686860198730ae53d5895386d1b57dbc060evboxsync        }
8599686860198730ae53d5895386d1b57dbc060evboxsync    }
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync    /* check for REX.X = 1 without SIB. */
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync    /* Yasm encodes setnbe al with /2 instead of /0 like the AMD manual
8599686860198730ae53d5895386d1b57dbc060evboxsync       says (intel doesn't appear to care). */
8599686860198730ae53d5895386d1b57dbc060evboxsync    switch (pState->Cpu.pCurInstr->opcode)
8599686860198730ae53d5895386d1b57dbc060evboxsync    {
8599686860198730ae53d5895386d1b57dbc060evboxsync        case OP_SETO:
8599686860198730ae53d5895386d1b57dbc060evboxsync        case OP_SETNO:
8599686860198730ae53d5895386d1b57dbc060evboxsync        case OP_SETC:
8599686860198730ae53d5895386d1b57dbc060evboxsync        case OP_SETNC:
8599686860198730ae53d5895386d1b57dbc060evboxsync        case OP_SETE:
8599686860198730ae53d5895386d1b57dbc060evboxsync        case OP_SETNE:
8599686860198730ae53d5895386d1b57dbc060evboxsync        case OP_SETBE:
8599686860198730ae53d5895386d1b57dbc060evboxsync        case OP_SETNBE:
8599686860198730ae53d5895386d1b57dbc060evboxsync        case OP_SETS:
8599686860198730ae53d5895386d1b57dbc060evboxsync        case OP_SETNS:
8599686860198730ae53d5895386d1b57dbc060evboxsync        case OP_SETP:
8599686860198730ae53d5895386d1b57dbc060evboxsync        case OP_SETNP:
8599686860198730ae53d5895386d1b57dbc060evboxsync        case OP_SETL:
8599686860198730ae53d5895386d1b57dbc060evboxsync        case OP_SETNL:
8599686860198730ae53d5895386d1b57dbc060evboxsync        case OP_SETLE:
8599686860198730ae53d5895386d1b57dbc060evboxsync        case OP_SETNLE:
8599686860198730ae53d5895386d1b57dbc060evboxsync            AssertMsg(pState->Cpu.opcode >= 0x90 && pState->Cpu.opcode <= 0x9f, ("%#x\n", pState->Cpu.opcode));
8599686860198730ae53d5895386d1b57dbc060evboxsync            if (pState->Cpu.ModRM.Bits.Reg != 2)
8599686860198730ae53d5895386d1b57dbc060evboxsync                return true;
8599686860198730ae53d5895386d1b57dbc060evboxsync            break;
8599686860198730ae53d5895386d1b57dbc060evboxsync    }
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync    return false;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync}
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync/**
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync * Masm style.
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync *
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync * @param   pState      The disassembler state.
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync */
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsyncstatic void MyDisasMasmFormatter(PMYDISSTATE pState)
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync{
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    RTPrintf("masm not implemented: %s", pState->szLine);
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync}
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync/**
8599686860198730ae53d5895386d1b57dbc060evboxsync * This is a temporary workaround for catching a few illegal opcodes
8599686860198730ae53d5895386d1b57dbc060evboxsync * that the disassembler is currently letting thru, just enough to make
8599686860198730ae53d5895386d1b57dbc060evboxsync * the assemblers happy.
8599686860198730ae53d5895386d1b57dbc060evboxsync *
8599686860198730ae53d5895386d1b57dbc060evboxsync * We're too close to a release to dare mess with these things now as
8599686860198730ae53d5895386d1b57dbc060evboxsync * they may consequences for performance and let alone introduce bugs.
8599686860198730ae53d5895386d1b57dbc060evboxsync *
8599686860198730ae53d5895386d1b57dbc060evboxsync * @returns true if it's valid. false if it isn't.
8599686860198730ae53d5895386d1b57dbc060evboxsync *
8599686860198730ae53d5895386d1b57dbc060evboxsync * @param   pCpu        The disassembler output.
8599686860198730ae53d5895386d1b57dbc060evboxsync */
8599686860198730ae53d5895386d1b57dbc060evboxsyncstatic bool MyDisasIsValidInstruction(DISCPUSTATE const *pCpu)
8599686860198730ae53d5895386d1b57dbc060evboxsync{
8599686860198730ae53d5895386d1b57dbc060evboxsync    switch (pCpu->pCurInstr->opcode)
8599686860198730ae53d5895386d1b57dbc060evboxsync    {
8599686860198730ae53d5895386d1b57dbc060evboxsync        /* These doesn't take memory operands. */
8599686860198730ae53d5895386d1b57dbc060evboxsync        case OP_MOV_CR:
8599686860198730ae53d5895386d1b57dbc060evboxsync        case OP_MOV_DR:
8599686860198730ae53d5895386d1b57dbc060evboxsync        case OP_MOV_TR:
8599686860198730ae53d5895386d1b57dbc060evboxsync            if (pCpu->ModRM.Bits.Mod != 3)
8599686860198730ae53d5895386d1b57dbc060evboxsync                return false;
8599686860198730ae53d5895386d1b57dbc060evboxsync            break;
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync         /* The 0x8f /0 variant of this instruction doesn't get its /r value verified. */
8599686860198730ae53d5895386d1b57dbc060evboxsync        case OP_POP:
8599686860198730ae53d5895386d1b57dbc060evboxsync            if (    pCpu->opcode == 0x8f
8599686860198730ae53d5895386d1b57dbc060evboxsync                &&  pCpu->ModRM.Bits.Reg != 0)
8599686860198730ae53d5895386d1b57dbc060evboxsync                return false;
8599686860198730ae53d5895386d1b57dbc060evboxsync            break;
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync        /* The 0xc6 /0 and 0xc7 /0 variants of this instruction don't get their /r values verified. */
8599686860198730ae53d5895386d1b57dbc060evboxsync        case OP_MOV:
8599686860198730ae53d5895386d1b57dbc060evboxsync            if (    (   pCpu->opcode == 0xc6
8599686860198730ae53d5895386d1b57dbc060evboxsync                     || pCpu->opcode == 0xc7)
8599686860198730ae53d5895386d1b57dbc060evboxsync                &&  pCpu->ModRM.Bits.Reg != 0)
8599686860198730ae53d5895386d1b57dbc060evboxsync                return false;
8599686860198730ae53d5895386d1b57dbc060evboxsync            break;
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync        default:
8599686860198730ae53d5895386d1b57dbc060evboxsync            break;
8599686860198730ae53d5895386d1b57dbc060evboxsync    }
8599686860198730ae53d5895386d1b57dbc060evboxsync
8599686860198730ae53d5895386d1b57dbc060evboxsync    return true;
8599686860198730ae53d5895386d1b57dbc060evboxsync}
8599686860198730ae53d5895386d1b57dbc060evboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync/**
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync * Callback for reading bytes.
8599686860198730ae53d5895386d1b57dbc060evboxsync *
8599686860198730ae53d5895386d1b57dbc060evboxsync * @todo This should check that the disassembler doesn't do unnecessary reads,
8599686860198730ae53d5895386d1b57dbc060evboxsync *       however the current doesn't do this and is just complicated...
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync */
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsyncstatic DECLCALLBACK(int) MyDisasInstrRead(RTUINTPTR uSrcAddr, uint8_t *pbDst, uint32_t cbRead, void *pvDisCpu)
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync{
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    PMYDISSTATE pState = (PMYDISSTATE)pvDisCpu;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    if (RT_LIKELY(   pState->uNextAddr == uSrcAddr
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                  && pState->cbLeft >= cbRead))
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    {
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        /*
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync         * Straight forward reading.
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync         */
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        if (cbRead == 1)
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        {
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            pState->cbLeft--;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            *pbDst = *pState->pbNext++;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            pState->uNextAddr++;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        }
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        else
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        {
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            memcpy(pbDst, pState->pbNext, cbRead);
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            pState->pbNext += cbRead;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            pState->cbLeft -= cbRead;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            pState->uNextAddr += cbRead;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        }
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    }
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    else
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    {
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        /*
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync         * Jumping up the stream.
7748b9362d6a39df9045d5d05ccb57871145a649vboxsync         * This occures when the byte sequence is added to the output string.
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync         */
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        uint64_t offReq64 = uSrcAddr - pState->uAddress;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        if (offReq64 < 32)
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        {
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            uint32_t offReq = offReq64;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            uintptr_t off = pState->pbNext - pState->pbInstr;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            if (off + pState->cbLeft <= offReq)
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            {
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                pState->pbNext += pState->cbLeft;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                pState->uNextAddr += pState->cbLeft;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                pState->cbLeft = 0;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                memset(pbDst, 0xcc, cbRead);
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                pState->rc = VERR_EOF;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                return VERR_EOF;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            }
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            /* reset the stream. */
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            pState->cbLeft += off;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            pState->pbNext = pState->pbInstr;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            pState->uNextAddr = pState->uAddress;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            /* skip ahead. */
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            pState->cbLeft -= offReq;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            pState->pbNext += offReq;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            pState->uNextAddr += offReq;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            /* do the reading. */
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            if (pState->cbLeft >= cbRead)
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            {
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                memcpy(pbDst, pState->pbNext, cbRead);
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                pState->cbLeft -= cbRead;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                pState->pbNext += cbRead;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                pState->uNextAddr += cbRead;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            }
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            else
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            {
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                if (pState->cbLeft > 0)
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                {
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                    memcpy(pbDst, pState->pbNext, pState->cbLeft);
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                    pbDst += pState->cbLeft;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                    cbRead -= pState->cbLeft;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                    pState->pbNext += pState->cbLeft;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                    pState->uNextAddr += pState->cbLeft;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                    pState->cbLeft = 0;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                }
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                memset(pbDst, 0xcc, cbRead);
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                pState->rc = VERR_EOF;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                return VERR_EOF;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            }
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        }
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        else
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        {
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            RTStrmPrintf(g_pStdErr, "Reading before current instruction!\n");
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            memset(pbDst, 0x90, cbRead);
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            pState->rc = VERR_INTERNAL_ERROR;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            return VERR_INTERNAL_ERROR;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        }
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    }
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    return VINF_SUCCESS;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync}
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync/**
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync * Disassembles a block of memory.
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync *
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync * @returns VBox status code.
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync * @param   argv0       Program name (for errors and warnings).
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync * @param   enmCpuMode  The cpu mode to disassemble in.
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync * @param   uAddress    The address we're starting to disassemble at.
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync * @param   pbFile      Where to start disassemble.
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync * @param   cbFile      How much to disassemble.
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync * @param   enmStyle    The assembly output style.
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync * @param   fListing    Whether to print in a listing like mode.
7748b9362d6a39df9045d5d05ccb57871145a649vboxsync * @param   enmUndefOp  How to deal with undefined opcodes.
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync */
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsyncstatic int MyDisasmBlock(const char *argv0, DISCPUMODE enmCpuMode, uint64_t uAddress, uint8_t *pbFile, size_t cbFile,
7748b9362d6a39df9045d5d05ccb57871145a649vboxsync                         ASMSTYLE enmStyle, bool fListing, UNDEFOPHANDLING enmUndefOp)
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync{
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    /*
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync     * Initialize the CPU context.
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync     */
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    MYDISSTATE State;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    State.Cpu.mode = enmCpuMode;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    State.Cpu.pfnReadBytes = MyDisasInstrRead;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    State.uAddress = uAddress;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    State.pbInstr = pbFile;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    State.cbInstr = 0;
7748b9362d6a39df9045d5d05ccb57871145a649vboxsync    State.enmUndefOp = enmUndefOp;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    State.rc = VINF_SUCCESS;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    State.cbLeft = cbFile;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    State.pbNext = pbFile;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    State.uNextAddr = uAddress;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    void (*pfnFormatter)(PMYDISSTATE pState);
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    switch (enmStyle)
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    {
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        case kAsmStyle_Default:
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            pfnFormatter = MyDisasDefaultFormatter;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            break;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        case kAsmStyle_yasm:
8fa1e8a8a8702ee38195fbe7ad5959bf971eb93bvboxsync            RTPrintf("    BITS %d\n", enmCpuMode == CPUMODE_16BIT ? 16 : enmCpuMode == CPUMODE_32BIT ? 32 : 64);
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            pfnFormatter = MyDisasYasmFormatter;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            break;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        case kAsmStyle_masm:
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            pfnFormatter = MyDisasMasmFormatter;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            break;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        default:
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            AssertFailedReturn(VERR_INTERNAL_ERROR);
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    }
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    /*
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync     * The loop.
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync     */
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    int rcRet = VINF_SUCCESS;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    while (State.cbLeft > 0)
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    {
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        /*
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync         * Disassemble it.
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync         */
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        State.cbInstr = 0;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        State.cbLeft += State.pbNext - State.pbInstr;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        State.uNextAddr = State.uAddress;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        State.pbNext = State.pbInstr;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        int rc = DISInstr(&State.Cpu, State.uAddress, 0, &State.cbInstr, State.szLine);
8599686860198730ae53d5895386d1b57dbc060evboxsync        if (    RT_SUCCESS(rc)
8599686860198730ae53d5895386d1b57dbc060evboxsync            ||  (   (   rc == VERR_DIS_INVALID_OPCODE
8599686860198730ae53d5895386d1b57dbc060evboxsync                     || rc == VERR_DIS_GEN_FAILURE)
8599686860198730ae53d5895386d1b57dbc060evboxsync                 &&  State.enmUndefOp == kUndefOp_DefineByte))
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        {
8599686860198730ae53d5895386d1b57dbc060evboxsync            State.fUndefOp = rc == VERR_DIS_INVALID_OPCODE
8599686860198730ae53d5895386d1b57dbc060evboxsync                          || rc == VERR_DIS_GEN_FAILURE
8599686860198730ae53d5895386d1b57dbc060evboxsync                          || State.Cpu.pCurInstr->opcode == OP_INVALID
8599686860198730ae53d5895386d1b57dbc060evboxsync                          || State.Cpu.pCurInstr->opcode == OP_ILLUD2
8599686860198730ae53d5895386d1b57dbc060evboxsync                          || (    State.enmUndefOp == kUndefOp_DefineByte
8599686860198730ae53d5895386d1b57dbc060evboxsync                              && !MyDisasIsValidInstruction(&State.Cpu));
8599686860198730ae53d5895386d1b57dbc060evboxsync            if (State.fUndefOp && State.enmUndefOp == kUndefOp_DefineByte)
8599686860198730ae53d5895386d1b57dbc060evboxsync            {
8599686860198730ae53d5895386d1b57dbc060evboxsync                RTPrintf("    db");
8599686860198730ae53d5895386d1b57dbc060evboxsync                if (!State.cbInstr)
8599686860198730ae53d5895386d1b57dbc060evboxsync                    State.cbInstr = 1;
8599686860198730ae53d5895386d1b57dbc060evboxsync                for (unsigned off = 0; off < State.cbInstr; off++)
8599686860198730ae53d5895386d1b57dbc060evboxsync                {
8599686860198730ae53d5895386d1b57dbc060evboxsync                    uint8_t b;
8599686860198730ae53d5895386d1b57dbc060evboxsync                    State.Cpu.pfnReadBytes(State.uAddress + off, &b, 1, &State.Cpu);
8599686860198730ae53d5895386d1b57dbc060evboxsync                    RTPrintf(off ? ", %03xh" : " %03xh", b);
8599686860198730ae53d5895386d1b57dbc060evboxsync                }
8599686860198730ae53d5895386d1b57dbc060evboxsync                RTPrintf("    ; %s\n", State.szLine);
8599686860198730ae53d5895386d1b57dbc060evboxsync            }
8599686860198730ae53d5895386d1b57dbc060evboxsync            else if (!State.fUndefOp && State.enmUndefOp == kUndefOp_All)
d4162288035439690deb3175bc2ca74a015e325bvboxsync            {
8fa1e8a8a8702ee38195fbe7ad5959bf971eb93bvboxsync                RTPrintf("%s: error at %#RX64: unexpected valid instruction (op=%d)\n", argv0, State.uAddress, State.Cpu.pCurInstr->opcode);
d4162288035439690deb3175bc2ca74a015e325bvboxsync                pfnFormatter(&State);
d4162288035439690deb3175bc2ca74a015e325bvboxsync                rcRet = VERR_GENERAL_FAILURE;
d4162288035439690deb3175bc2ca74a015e325bvboxsync            }
7748b9362d6a39df9045d5d05ccb57871145a649vboxsync            else if (State.fUndefOp && State.enmUndefOp == kUndefOp_Fail)
7748b9362d6a39df9045d5d05ccb57871145a649vboxsync            {
7748b9362d6a39df9045d5d05ccb57871145a649vboxsync                RTPrintf("%s: error at %#RX64: undefined opcode (op=%d)\n", argv0, State.uAddress, State.Cpu.pCurInstr->opcode);
7748b9362d6a39df9045d5d05ccb57871145a649vboxsync                pfnFormatter(&State);
7748b9362d6a39df9045d5d05ccb57871145a649vboxsync                rcRet = VERR_GENERAL_FAILURE;
7748b9362d6a39df9045d5d05ccb57871145a649vboxsync            }
7748b9362d6a39df9045d5d05ccb57871145a649vboxsync            else
8599686860198730ae53d5895386d1b57dbc060evboxsync            {
8599686860198730ae53d5895386d1b57dbc060evboxsync                /* Use db for odd encodings that we can't make the assembler use. */
8599686860198730ae53d5895386d1b57dbc060evboxsync                if (    State.enmUndefOp == kUndefOp_DefineByte
8599686860198730ae53d5895386d1b57dbc060evboxsync                    &&  MyDisasYasmFormatterIsOddEncoding(&State))
8599686860198730ae53d5895386d1b57dbc060evboxsync                {
8599686860198730ae53d5895386d1b57dbc060evboxsync                    RTPrintf("    db");
8599686860198730ae53d5895386d1b57dbc060evboxsync                    for (unsigned off = 0; off < State.cbInstr; off++)
8599686860198730ae53d5895386d1b57dbc060evboxsync                    {
8599686860198730ae53d5895386d1b57dbc060evboxsync                        uint8_t b;
8599686860198730ae53d5895386d1b57dbc060evboxsync                        State.Cpu.pfnReadBytes(State.uAddress + off, &b, 1, &State.Cpu);
8599686860198730ae53d5895386d1b57dbc060evboxsync                        RTPrintf(off ? ", %03xh" : " %03xh", b);
8599686860198730ae53d5895386d1b57dbc060evboxsync                    }
8599686860198730ae53d5895386d1b57dbc060evboxsync                    RTPrintf(" ; ");
8599686860198730ae53d5895386d1b57dbc060evboxsync                }
8599686860198730ae53d5895386d1b57dbc060evboxsync
7748b9362d6a39df9045d5d05ccb57871145a649vboxsync                pfnFormatter(&State);
8599686860198730ae53d5895386d1b57dbc060evboxsync            }
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        }
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        else
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        {
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            State.cbInstr = State.pbNext - State.pbInstr;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            if (!State.cbLeft)
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                RTPrintf("%s: error at %#RX64: read beyond the end (%Rrc)\n", argv0, State.uAddress, rc);
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            else if (State.cbInstr)
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                RTPrintf("%s: error at %#RX64: %Rrc cbInstr=%d\n", argv0, State.uAddress, rc, State.cbInstr);
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            else
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            {
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                RTPrintf("%s: error at %#RX64: %Rrc cbInstr=%d!\n", argv0, State.uAddress, rc, State.cbInstr);
d4162288035439690deb3175bc2ca74a015e325bvboxsync                if (rcRet == VINF_SUCCESS)
d4162288035439690deb3175bc2ca74a015e325bvboxsync                    rcRet = rc;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                break;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            }
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        }
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        /* next */
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        State.uAddress += State.cbInstr;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        State.pbInstr += State.cbInstr;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    }
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    return rcRet;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync}
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync/**
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync * Prints usage info.
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync *
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync * @returns 1.
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync * @param   argv0       The program name.
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync */
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsyncstatic int Usage(const char *argv0)
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync{
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    RTStrmPrintf(g_pStdErr,
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync"usage: %s [options] <file1> [file2..fileN]\n"
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync"   or: %s <--help|-h>\n"
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync"\n"
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync"Options:\n"
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync"  --address|-a <address>\n"
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync"    The base address. Default: 0\n"
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync"  --max-bytes|-b <bytes>\n"
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync"    The maximum number of bytes to disassemble. Default: 1GB\n"
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync"  --cpumode|-c <16|32|64>\n"
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync"    The cpu mode. Default: 32\n"
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync"  --listing|-l, --no-listing|-L\n"
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync"    Enables or disables listing mode. Default: --no-listing\n"
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync"  --offset|-o <offset>\n"
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync"    The file offset at which to start disassembling. Default: 0\n"
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync"  --style|-s <default|yasm|masm>\n"
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync"    The assembly output style. Default: default\n"
7748b9362d6a39df9045d5d05ccb57871145a649vboxsync"  --undef-op|-u <fail|all|db>\n"
7748b9362d6a39df9045d5d05ccb57871145a649vboxsync"    How to treat undefined opcodes. Default: fail\n"
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync             , argv0, argv0);
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    return 1;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync}
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsyncint main(int argc, char **argv)
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync{
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    RTR3Init();
8fa1e8a8a8702ee38195fbe7ad5959bf971eb93bvboxsync    const char * const argv0 = RTPathFilename(argv[0]);
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    /* options */
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    uint64_t uAddress = 0;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    ASMSTYLE enmStyle = kAsmStyle_Default;
7748b9362d6a39df9045d5d05ccb57871145a649vboxsync    UNDEFOPHANDLING enmUndefOp = kUndefOp_Fail;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    bool fListing = true;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    DISCPUMODE enmCpuMode = CPUMODE_32BIT;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    RTFOFF off = 0;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    RTFOFF cbMax = _1G;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    /*
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync     * Parse arguments.
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync     */
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    static const RTOPTIONDEF g_aOptions[] =
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    {
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        { "--address",      'a', RTGETOPT_REQ_UINT64 },
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        { "--cpumode",      'c', RTGETOPT_REQ_UINT32 },
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        { "--help",         'h', 0 },
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        { "--bytes",        'b', RTGETOPT_REQ_INT64 },
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        { "--listing",      'l', 0 },
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        { "--no-listing",   'L', 0 },
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        { "--offset",       'o', RTGETOPT_REQ_INT64 },
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        { "--style",        's', RTGETOPT_REQ_STRING },
7748b9362d6a39df9045d5d05ccb57871145a649vboxsync        { "--undef-op",     'u', RTGETOPT_REQ_STRING },
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    };
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    int ch;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    int iArg = 1;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    RTOPTIONUNION ValueUnion;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    while ((ch = RTGetOpt(argc, argv, g_aOptions, RT_ELEMENTS(g_aOptions), &iArg, &ValueUnion)))
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    {
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        switch (ch)
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        {
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            case 'a':
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                uAddress = ValueUnion.u64;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                break;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            case 'b':
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                cbMax = ValueUnion.i;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                break;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            case 'c':
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                if (ValueUnion.u32 == 16)
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                    enmCpuMode = CPUMODE_16BIT;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                else if (ValueUnion.u32 == 32)
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                    enmCpuMode = CPUMODE_32BIT;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                else if (ValueUnion.u32 == 64)
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                    enmCpuMode = CPUMODE_64BIT;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                else
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                {
8fa1e8a8a8702ee38195fbe7ad5959bf971eb93bvboxsync                    RTStrmPrintf(g_pStdErr, "%s: Invalid CPU mode value %RU32\n", argv0, ValueUnion.u32);
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                    return 1;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                }
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                break;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            case 'h':
8fa1e8a8a8702ee38195fbe7ad5959bf971eb93bvboxsync                return Usage(argv0);
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            case 'l':
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                fListing = true;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                break;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            case 'L':
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                fListing = false;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                break;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            case 'o':
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                off = ValueUnion.i;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                break;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            case 's':
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                if (!strcmp(ValueUnion.psz, "default"))
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                    enmStyle = kAsmStyle_Default;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                else if (!strcmp(ValueUnion.psz, "yasm"))
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                    enmStyle = kAsmStyle_yasm;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                else if (!strcmp(ValueUnion.psz, "masm"))
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                {
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                    enmStyle = kAsmStyle_masm;
8fa1e8a8a8702ee38195fbe7ad5959bf971eb93bvboxsync                    RTStrmPrintf(g_pStdErr, "%s: masm style isn't implemented yet\n", argv0);
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                    return 1;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                }
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                else
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                {
8fa1e8a8a8702ee38195fbe7ad5959bf971eb93bvboxsync                    RTStrmPrintf(g_pStdErr, "%s: unknown assembly style: %s\n", argv0, ValueUnion.psz);
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                    return 1;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                }
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                break;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7748b9362d6a39df9045d5d05ccb57871145a649vboxsync            case 'u':
7748b9362d6a39df9045d5d05ccb57871145a649vboxsync                if (!strcmp(ValueUnion.psz, "fail"))
7748b9362d6a39df9045d5d05ccb57871145a649vboxsync                    enmUndefOp = kUndefOp_Fail;
7748b9362d6a39df9045d5d05ccb57871145a649vboxsync                else if (!strcmp(ValueUnion.psz, "all"))
7748b9362d6a39df9045d5d05ccb57871145a649vboxsync                    enmUndefOp = kUndefOp_All;
7748b9362d6a39df9045d5d05ccb57871145a649vboxsync                else if (!strcmp(ValueUnion.psz, "db"))
7748b9362d6a39df9045d5d05ccb57871145a649vboxsync                    enmUndefOp = kUndefOp_DefineByte;
7748b9362d6a39df9045d5d05ccb57871145a649vboxsync                else
7748b9362d6a39df9045d5d05ccb57871145a649vboxsync                {
7748b9362d6a39df9045d5d05ccb57871145a649vboxsync                    RTStrmPrintf(g_pStdErr, "%s: unknown undefined opcode handling method: %s\n", argv0, ValueUnion.psz);
7748b9362d6a39df9045d5d05ccb57871145a649vboxsync                    return 1;
7748b9362d6a39df9045d5d05ccb57871145a649vboxsync                }
7748b9362d6a39df9045d5d05ccb57871145a649vboxsync                break;
7748b9362d6a39df9045d5d05ccb57871145a649vboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            default:
8fa1e8a8a8702ee38195fbe7ad5959bf971eb93bvboxsync                RTStrmPrintf(g_pStdErr, "%s: syntax error: %Rrc\n", argv0, ch);
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync                return 1;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        }
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    }
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    if (iArg >= argc)
8fa1e8a8a8702ee38195fbe7ad5959bf971eb93bvboxsync        return Usage(argv0);
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    /*
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync     * Process the files.
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync     */
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    int rc = VINF_SUCCESS;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    for ( ; iArg < argc; iArg++)
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    {
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        /*
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync         * Read the file into memory.
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync         */
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        void   *pvFile;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        size_t  cbFile;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        rc = RTFileReadAllEx(argv[iArg], off, cbMax, 0, &pvFile, &cbFile);
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        if (RT_FAILURE(rc))
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        {
8fa1e8a8a8702ee38195fbe7ad5959bf971eb93bvboxsync            RTStrmPrintf(g_pStdErr, "%s: %s: %Rrc\n", argv0, argv[iArg], rc);
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            break;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        }
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        /*
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync         * Disassemble it.
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync         */
7748b9362d6a39df9045d5d05ccb57871145a649vboxsync        rc = MyDisasmBlock(argv0, enmCpuMode, uAddress, (uint8_t *)pvFile, cbFile, enmStyle, fListing, enmUndefOp);
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync        if (RT_FAILURE(rc))
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync            break;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    }
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync    return RT_SUCCESS(rc) ? 0 : 1;
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync}
7bf0220c3332700233120b513c9b4ba20a0caa9bvboxsync