DisasmFormatYasm.cpp revision 95ed338027d70aabb68eff2437bf0d08ebbdbea4
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync/* $Id$ */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync/** @file
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * VBox Disassembler - Yasm(/Nasm) Style Formatter.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync/*
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * Copyright (C) 2008 Sun Microsystems, Inc.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync *
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * This file is part of VirtualBox Open Source Edition (OSE), as
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * available from http://www.virtualbox.org. This file is free software;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * you can redistribute it and/or modify it under the terms of the GNU
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * General Public License (GPL) as published by the Free Software
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * Foundation, in version 2 as it comes in the "COPYING" file of the
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync *
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * Clara, CA 95054 USA or visit http://www.sun.com if you need
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * additional information or have any questions.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync/*******************************************************************************
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync* Header Files *
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync*******************************************************************************/
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync#include <VBox/dis.h>
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync#include "DisasmInternal.h"
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync#include <iprt/string.h>
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync#include <iprt/assert.h>
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync#include <iprt/ctype.h>
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync/*******************************************************************************
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync* Global Variables *
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync*******************************************************************************/
de6ba1989c812829372828f1801b232b3e7f09bfvboxsyncstatic const char g_szSpaces[] =
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync" ";
de6ba1989c812829372828f1801b232b3e7f09bfvboxsyncstatic const char g_aszYasmRegGen8x86[8][4] =
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync{
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync "al\0", "cl\0", "dl\0", "bl\0", "ah\0", "ch\0", "dh\0", "bh\0"
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync};
de6ba1989c812829372828f1801b232b3e7f09bfvboxsyncstatic const char g_aszYasmRegGen8Amd64[16][5] =
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync{
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync "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"
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync};
de6ba1989c812829372828f1801b232b3e7f09bfvboxsyncstatic const char g_aszYasmRegGen16[16][5] =
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync{
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync "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"
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync};
de6ba1989c812829372828f1801b232b3e7f09bfvboxsyncstatic const char g_aszYasmRegGen1616[8][6] =
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync{
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync "bx+si", "bx+di", "bp+si", "bp+di", "si\0\0\0", "di\0\0\0", "bp\0\0\0", "bx\0\0\0"
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync};
de6ba1989c812829372828f1801b232b3e7f09bfvboxsyncstatic const char g_aszYasmRegGen32[16][5] =
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync{
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync "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"
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync};
de6ba1989c812829372828f1801b232b3e7f09bfvboxsyncstatic const char g_aszYasmRegGen64[16][4] =
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync{
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync "rax", "rcx", "rdx", "rbx", "rsp", "rbp", "rsi", "rdi", "r8\0", "r9\0", "r10", "r11", "r12", "r13", "r14", "r15"
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync};
de6ba1989c812829372828f1801b232b3e7f09bfvboxsyncstatic const char g_aszYasmRegSeg[6][3] =
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync{
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync "es", "cs", "ss", "ds", "fs", "gs"
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync};
de6ba1989c812829372828f1801b232b3e7f09bfvboxsyncstatic const char g_aszYasmRegFP[8][4] =
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync{
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync "st0", "st1", "st2", "st3", "st4", "st5", "st6", "st7"
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync};
de6ba1989c812829372828f1801b232b3e7f09bfvboxsyncstatic const char g_aszYasmRegMMX[8][4] =
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync{
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync "mm0", "mm1", "mm2", "mm3", "mm4", "mm5", "mm6", "mm7"
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync};
de6ba1989c812829372828f1801b232b3e7f09bfvboxsyncstatic const char g_aszYasmRegXMM[16][6] =
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync{
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync "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"
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync};
de6ba1989c812829372828f1801b232b3e7f09bfvboxsyncstatic const char g_aszYasmRegCRx[16][5] =
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync{
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync "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"
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync};
de6ba1989c812829372828f1801b232b3e7f09bfvboxsyncstatic const char g_aszYasmRegDRx[16][5] =
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync{
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync "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"
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync};
de6ba1989c812829372828f1801b232b3e7f09bfvboxsyncstatic const char g_aszYasmRegTRx[16][5] =
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync{
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync "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"
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync};
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync/**
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * Gets the base register name for the given parameter.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync *
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * @returns Pointer to the register name.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * @param pCpu The disassembler cpu state.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * @param pParam The parameter.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * @param pcchReg Where to store the length of the name.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsyncstatic const char *disasmFormatYasmBaseReg(PCDISCPUSTATE pCpu, PCOP_PARAMETER pParam, size_t *pcchReg)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync{
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync switch (pParam->flags & ( USE_REG_GEN8 | USE_REG_GEN16 | USE_REG_GEN32 | USE_REG_GEN64
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync | USE_REG_FP | USE_REG_MMX | USE_REG_XMM | USE_REG_CR
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync | USE_REG_DBG | USE_REG_SEG | USE_REG_TEST))
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case USE_REG_GEN8:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (pCpu->opmode == CPUMODE_64BIT)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync Assert(pParam->base.reg_gen < RT_ELEMENTS(g_aszYasmRegGen8Amd64));
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync const char *psz = g_aszYasmRegGen8Amd64[pParam->base.reg_gen];
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync *pcchReg = 2 + !!psz[2] + !!psz[3];
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync return psz;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync *pcchReg = 2;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync Assert(pParam->base.reg_gen < RT_ELEMENTS(g_aszYasmRegGen8x86));
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync return g_aszYasmRegGen8x86[pParam->base.reg_gen];
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case USE_REG_GEN16:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync Assert(pParam->base.reg_gen < RT_ELEMENTS(g_aszYasmRegGen16));
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync const char *psz = g_aszYasmRegGen16[pParam->base.reg_gen];
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync *pcchReg = 2 + !!psz[2] + !!psz[3];
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync return psz;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case USE_REG_GEN32:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync Assert(pParam->base.reg_gen < RT_ELEMENTS(g_aszYasmRegGen32));
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync const char *psz = g_aszYasmRegGen32[pParam->base.reg_gen];
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync *pcchReg = 2 + !!psz[2] + !!psz[3];
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync return psz;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case USE_REG_GEN64:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync Assert(pParam->base.reg_gen < RT_ELEMENTS(g_aszYasmRegGen64));
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync const char *psz = g_aszYasmRegGen64[pParam->base.reg_gen];
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync *pcchReg = 2 + !!psz[2] + !!psz[3];
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync return psz;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case USE_REG_FP:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync Assert(pParam->base.reg_fp < RT_ELEMENTS(g_aszYasmRegFP));
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync const char *psz = g_aszYasmRegFP[pParam->base.reg_fp];
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync *pcchReg = 3;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync return psz;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case USE_REG_MMX:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync Assert(pParam->base.reg_mmx < RT_ELEMENTS(g_aszYasmRegMMX));
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync const char *psz = g_aszYasmRegMMX[pParam->base.reg_mmx];
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync *pcchReg = 3;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync return psz;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case USE_REG_XMM:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync Assert(pParam->base.reg_xmm < RT_ELEMENTS(g_aszYasmRegXMM));
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync const char *psz = g_aszYasmRegXMM[pParam->base.reg_mmx];
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync *pcchReg = 4 + !!psz[4];
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync return psz;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case USE_REG_CR:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync Assert(pParam->base.reg_ctrl < RT_ELEMENTS(g_aszYasmRegCRx));
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync const char *psz = g_aszYasmRegCRx[pParam->base.reg_ctrl];
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync *pcchReg = 3;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync return psz;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case USE_REG_DBG:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync Assert(pParam->base.reg_dbg < RT_ELEMENTS(g_aszYasmRegDRx));
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync const char *psz = g_aszYasmRegDRx[pParam->base.reg_dbg];
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync *pcchReg = 3;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync return psz;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case USE_REG_SEG:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync Assert(pParam->base.reg_seg < RT_ELEMENTS(g_aszYasmRegCRx));
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync const char *psz = g_aszYasmRegSeg[pParam->base.reg_seg];
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync *pcchReg = 2;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync return psz;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case USE_REG_TEST:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync Assert(pParam->base.reg_test < RT_ELEMENTS(g_aszYasmRegTRx));
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync const char *psz = g_aszYasmRegTRx[pParam->base.reg_test];
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync *pcchReg = 3;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync return psz;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync default:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync AssertMsgFailed(("%#x\n", pParam->flags));
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync *pcchReg = 3;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync return "r??";
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync}
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync/**
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * Gets the index register name for the given parameter.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync *
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * @returns The index register name.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * @param pCpu The disassembler cpu state.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * @param pParam The parameter.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * @param pcchReg Where to store the length of the name.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsyncstatic const char *disasmFormatYasmIndexReg(PCDISCPUSTATE pCpu, PCOP_PARAMETER pParam, size_t *pcchReg)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync{
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync switch (pCpu->addrmode)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case CPUMODE_16BIT:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync Assert(pParam->index.reg_gen < RT_ELEMENTS(g_aszYasmRegGen16));
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync const char *psz = g_aszYasmRegGen16[pParam->index.reg_gen];
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync *pcchReg = 2 + !!psz[2] + !!psz[3];
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync return psz;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case CPUMODE_32BIT:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync Assert(pParam->index.reg_gen < RT_ELEMENTS(g_aszYasmRegGen32));
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync const char *psz = g_aszYasmRegGen32[pParam->index.reg_gen];
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync *pcchReg = 2 + !!psz[2] + !!psz[3];
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync return psz;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case CPUMODE_64BIT:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync Assert(pParam->index.reg_gen < RT_ELEMENTS(g_aszYasmRegGen64));
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync const char *psz = g_aszYasmRegGen64[pParam->index.reg_gen];
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync *pcchReg = 2 + !!psz[2] + !!psz[3];
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync return psz;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync default:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync AssertMsgFailed(("%#x %#x\n", pParam->flags, pCpu->addrmode));
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync *pcchReg = 3;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync return "r??";
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync}
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync/**
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * Formats the current instruction in Yasm (/ Nasm) style.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync *
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync *
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * @returns The number of output characters. If this is >= cchBuf, then the content
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * of pszBuf will be truncated.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * @param pCpu Pointer to the disassembler CPU state.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * @param pszBuf The output buffer.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * @param cchBuf The size of the output buffer.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * @param fFlags Format flags, see DIS_FORMAT_FLAGS_*.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * @param pfnGetSymbol Get symbol name for a jmp or call target address. Optional.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * @param pvUser User argument for pfnGetSymbol.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsyncDISDECL(size_t) DISFormatYasmEx(PCDISCPUSTATE pCpu, char *pszBuf, size_t cchBuf, uint32_t fFlags,
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PFNDISGETSYMBOL pfnGetSymbol, void *pvUser)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync{
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync /*
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * Input validation and massaging.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync AssertPtr(pCpu);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync AssertPtrNull(pszBuf);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync Assert(pszBuf || !cchBuf);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync AssertPtrNull(pfnGetSymbol);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync AssertMsg(DIS_FMT_FLAGS_IS_VALID(fFlags), ("%#x\n", fFlags));
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (fFlags & DIS_FMT_FLAGS_ADDR_COMMENT)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync fFlags = (fFlags & ~DIS_FMT_FLAGS_ADDR_LEFT) | DIS_FMT_FLAGS_ADDR_RIGHT;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (fFlags & DIS_FMT_FLAGS_BYTES_COMMENT)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync fFlags = (fFlags & ~DIS_FMT_FLAGS_BYTES_LEFT) | DIS_FMT_FLAGS_BYTES_RIGHT;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PCOPCODE const pOp = pCpu->pCurInstr;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync /*
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * Output macros
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync char *pszDst = pszBuf;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync size_t cchDst = cchBuf;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync size_t cchOutput = 0;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync#define PUT_C(ch) \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync do { \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync cchOutput++; \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (cchDst > 1) \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync { \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync cchDst--; \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync *pszDst++ = (ch); \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync } \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync } while (0)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync#define PUT_STR(pszSrc, cchSrc) \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync do { \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync cchOutput += (cchSrc); \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (cchDst > (cchSrc)) \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync { \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync memcpy(pszDst, (pszSrc), (cchSrc)); \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync pszDst += (cchSrc); \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync cchDst -= (cchSrc); \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync } \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync else if (cchDst > 1) \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync { \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync memcpy(pszDst, (pszSrc), cchDst - 1); \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync pszDst += cchDst - 1; \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync cchDst = 1; \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync } \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync } while (0)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync#define PUT_SZ(sz) \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_STR((sz), sizeof(sz) - 1)
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync#define PUT_SZ_STRICT(szStrict, szRelaxed) \
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync do { if (fFlags & DIS_FMT_FLAGS_STRICT) PUT_SZ(szStrict); else PUT_SZ(szRelaxed); } while (0)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync#define PUT_PSZ(psz) \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync do { const size_t cchTmp = strlen(psz); PUT_STR((psz), cchTmp); } while (0)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync#define PUT_NUM(cch, fmt, num) \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync do { \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync cchOutput += (cch); \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (cchDst > 1) \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync { \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync const size_t cchTmp = RTStrPrintf(pszDst, cchDst, fmt, (num)); \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync pszDst += cchTmp; \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync cchDst -= cchTmp; \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync Assert(cchTmp == (cch) || cchDst == 1); \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync } \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync } while (0)
95ed338027d70aabb68eff2437bf0d08ebbdbea4vboxsync/** @todo add two flags for choosing between %X / %x and h / 0x. */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync#define PUT_NUM_8(num) PUT_NUM(4, "0%02xh", (uint8_t)(num))
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync#define PUT_NUM_16(num) PUT_NUM(6, "0%04xh", (uint16_t)(num))
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync#define PUT_NUM_32(num) PUT_NUM(10, "0%08xh", (uint32_t)(num))
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync#define PUT_NUM_64(num) PUT_NUM(18, "0%08xh", (uint64_t)(num))
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync#define PUT_NUM_SIGN(cch, fmt, num, stype, utype) \
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync do { \
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync if ((stype)(num) >= 0) \
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync { \
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync PUT_C('+'); \
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync PUT_NUM(cch, fmt, (utype)(num)); \
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync } \
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync else \
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync { \
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync PUT_C('-'); \
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync PUT_NUM(cch, fmt, (utype)-(stype)(num)); \
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync } \
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync } while (0)
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync#define PUT_NUM_S8(num) PUT_NUM_SIGN(4, "0%02xh", num, int8_t, uint8_t)
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync#define PUT_NUM_S16(num) PUT_NUM_SIGN(6, "0%04xh", num, int16_t, uint16_t)
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync#define PUT_NUM_S32(num) PUT_NUM_SIGN(10, "0%08xh", num, int32_t, uint32_t)
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync#define PUT_NUM_S64(num) PUT_NUM_SIGN(18, "0%08xh", num, int64_t, uint64_t)
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync /*
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * The address?
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (fFlags & DIS_FMT_FLAGS_ADDR_LEFT)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync#if HC_ARCH_BITS == 64 || GC_ARCH_BITS == 64
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (pCpu->opaddr >= _4G)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_NUM(9, "%08x`", (uint32_t)(pCpu->opaddr >> 32));
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync#endif
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_NUM(8, "%08x", (uint32_t)pCpu->opaddr);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_C(' ');
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync /*
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * The opcode bytes?
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (fFlags & DIS_FMT_FLAGS_BYTES_LEFT)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync size_t cchTmp = disFormatBytes(pCpu, pszDst, cchDst, fFlags);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync cchOutput += cchTmp;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (cchDst > 1)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (cchTmp <= cchDst)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync cchDst -= cchTmp;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync pszDst += cchTmp;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync else
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync pszDst += cchDst - 1;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync cchDst = 1;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync /* Some padding to align the instruction. */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync size_t cchPadding = (7 * (2 + !!(fFlags & DIS_FMT_FLAGS_BYTES_SPACED)))
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync + !!(fFlags & DIS_FMT_FLAGS_BYTES_BRACKETS) * 2
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync + 2;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync cchPadding = cchTmp + 1 >= cchPadding ? 1 : cchPadding - cchTmp;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_STR(g_szSpaces, cchPadding);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync /*
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * Filter out invalid opcodes first as they need special
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * treatment. UD2 is an exception and should be handled normally.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync size_t const offInstruction = cchOutput;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if ( pOp->opcode == OP_INVALID
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync || ( pOp->opcode == OP_ILLUD2
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync && (pCpu->prefix & PREFIX_LOCK)))
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync else
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync /*
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * Prefixes
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (pCpu->prefix & PREFIX_LOCK)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_SZ("lock ");
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if(pCpu->prefix & PREFIX_REP)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_SZ("rep ");
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync else if(pCpu->prefix & PREFIX_REPNE)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_SZ("repne ");
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync /*
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * Adjust the format string to the correct mnemonic
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * or to avoid things the assembler cannot handle correctly.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync char szTmpFmt[48];
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync const char *pszFmt = pOp->pszOpcode;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync switch (pOp->opcode)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case OP_JECXZ:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync pszFmt = pCpu->opmode == CPUMODE_16BIT ? "jcxz %Jb" : pCpu->opmode == CPUMODE_32BIT ? "jecxz %Jb" : "jrcxz %Jb";
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case OP_PUSHF:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync pszFmt = pCpu->opmode == CPUMODE_16BIT ? "pushfw" : pCpu->opmode == CPUMODE_32BIT ? "pushfd" : "pushfq";
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case OP_POPF:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync pszFmt = pCpu->opmode == CPUMODE_16BIT ? "popfw" : pCpu->opmode == CPUMODE_32BIT ? "popfd" : "popfq";
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case OP_PUSHA:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync pszFmt = pCpu->opmode == CPUMODE_16BIT ? "pushaw" : "pushad";
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case OP_POPA:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync pszFmt = pCpu->opmode == CPUMODE_16BIT ? "popaw" : "popad";
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case OP_INSB:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync pszFmt = "insb";
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case OP_INSWD:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync pszFmt = pCpu->opmode == CPUMODE_16BIT ? "insw" : pCpu->opmode == CPUMODE_32BIT ? "insd" : "insq";
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case OP_OUTSB:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync pszFmt = "outsb";
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case OP_OUTSWD:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync pszFmt = pCpu->opmode == CPUMODE_16BIT ? "outsw" : pCpu->opmode == CPUMODE_32BIT ? "outsd" : "outsq";
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case OP_MOVSB:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync pszFmt = "movsb";
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case OP_MOVSWD:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync pszFmt = pCpu->opmode == CPUMODE_16BIT ? "movsw" : pCpu->opmode == CPUMODE_32BIT ? "movsd" : "movsq";
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case OP_CMPSB:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync pszFmt = "cmpsb";
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case OP_CMPWD:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync pszFmt = pCpu->opmode == CPUMODE_16BIT ? "cmpsw" : pCpu->opmode == CPUMODE_32BIT ? "cmpsd" : "cmpsq";
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case OP_SCASB:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync pszFmt = "scasb";
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case OP_SCASWD:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync pszFmt = pCpu->opmode == CPUMODE_16BIT ? "scasw" : pCpu->opmode == CPUMODE_32BIT ? "scasd" : "scasq";
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case OP_LODSB:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync pszFmt = "lodsb";
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case OP_LODSWD:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync pszFmt = pCpu->opmode == CPUMODE_16BIT ? "lodsw" : pCpu->opmode == CPUMODE_32BIT ? "lodsd" : "lodsq";
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case OP_STOSB:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync pszFmt = "stosb";
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case OP_STOSWD:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync pszFmt = pCpu->opmode == CPUMODE_16BIT ? "stosw" : pCpu->opmode == CPUMODE_32BIT ? "stosd" : "stosq";
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case OP_CBW:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync pszFmt = pCpu->opmode == CPUMODE_16BIT ? "cbw" : pCpu->opmode == CPUMODE_32BIT ? "cwde" : "cdqe";
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case OP_CWD:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync pszFmt = pCpu->opmode == CPUMODE_16BIT ? "cwd" : pCpu->opmode == CPUMODE_32BIT ? "cdq" : "cqo";
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case OP_SHL:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync Assert(pszFmt[3] == '/');
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync pszFmt += 4;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case OP_XLAT:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync pszFmt = "xlatb";
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case OP_INT3:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync pszFmt = "int3";
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync /*
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * Don't know how to tell yasm to generate complicated nop stuff, so 'db' it.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case OP_NOP:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (pCpu->opcode == 0x90)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync /* fine, fine */;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync else if (pszFmt[sizeof("nop %Ev")] == '/' && pszFmt[sizeof("nop %Ev") + 1] == 'p')
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync pszFmt = "prefetch %Eb";
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync else if (pCpu->opcode == 0x1f)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync Assert(pCpu->opsize >= 3);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_SZ("db 00fh, 01fh,");
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_NUM_8(pCpu->ModRM.u);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync for (unsigned i = 3; i < pCpu->opsize; i++)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_C(',');
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_NUM_8(0x90); ///@todo fixme.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync pszFmt = "";
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync default:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync /* ST(X) -> stX (floating point) */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (*pszFmt == 'f' && strchr(pszFmt, '('))
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync char *pszFmtDst = szTmpFmt;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync char ch;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync do
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync ch = *pszFmt++;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (ch == 'S' && pszFmt[0] == 'T' && pszFmt[1] == '(')
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync *pszFmtDst++ = 's';
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync *pszFmtDst++ = 't';
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync pszFmt += 2;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync ch = *pszFmt;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync Assert(pszFmt[1] == ')');
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync pszFmt += 2;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync *pszFmtDst++ = ch;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync else
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync *pszFmtDst++ = ch;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync } while (ch != '\0');
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync pszFmt = szTmpFmt;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync /*
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * Horrible hacks.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case OP_FLD:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (pCpu->opcode == 0xdb) /* m80fp workaround. */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync *(int *)&pCpu->param1.param &= ~0x1f; /* make it pure OP_PARM_M */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case OP_LAR: /* hack w -> v, probably not correct. */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync *(int *)&pCpu->param2.param &= ~0x1f;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync *(int *)&pCpu->param2.param |= OP_PARM_v;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync /*
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * Formatting context and associated macros.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PCOP_PARAMETER pParam = &pCpu->param1;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync int iParam = 1;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync#define PUT_FAR() \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync do { \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if ( OP_PARM_VSUBTYPE(pParam->param) == OP_PARM_p \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync && pOp->opcode != OP_LDS /* table bugs? */ \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync && pOp->opcode != OP_LES \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync && pOp->opcode != OP_LFS \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync && pOp->opcode != OP_LGS \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync && pOp->opcode != OP_LSS ) \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_SZ("far "); \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync } while (0)
95ed338027d70aabb68eff2437bf0d08ebbdbea4vboxsync /** @todo mov ah,ch ends up with a byte 'override'... - check if this wasn't fixed. */
95ed338027d70aabb68eff2437bf0d08ebbdbea4vboxsync /** @todo drop the work/dword/qword override when the src/dst is a register (except for movsx/movzx). */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync#define PUT_SIZE_OVERRIDE() \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync do { \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync switch (OP_PARM_VSUBTYPE(pParam->param)) \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync { \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case OP_PARM_v: \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync switch (pCpu->opmode) \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync { \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case CPUMODE_16BIT: PUT_SZ("word "); break; \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case CPUMODE_32BIT: PUT_SZ("dword "); break; \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case CPUMODE_64BIT: PUT_SZ("qword "); break; \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync default: break; \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync } \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break; \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case OP_PARM_b: PUT_SZ("byte "); break; \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case OP_PARM_w: PUT_SZ("word "); break; \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case OP_PARM_d: PUT_SZ("dword "); break; \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case OP_PARM_q: PUT_SZ("qword "); break; \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case OP_PARM_dq: \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (OP_PARM_VTYPE(pParam->param) != OP_PARM_W) /* these are 128 bit, pray they are all unambiguous.. */ \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_SZ("qword "); \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break; \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case OP_PARM_p: break; /* see PUT_FAR */ \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case OP_PARM_s: if (pParam->flags & USE_REG_FP) PUT_SZ("tword "); break; /* ?? */ \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case OP_PARM_z: break; \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case OP_PARM_NONE: \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if ( OP_PARM_VTYPE(pParam->param) == OP_PARM_M \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync && ((pParam->flags & USE_REG_FP) || pOp->opcode == OP_FLD)) \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_SZ("tword "); \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break; \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync default: break; /*no pointer type specified/necessary*/ \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync } \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync } while (0)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync static const char s_szSegPrefix[6][4] = { "es:", "cs:", "ss:", "ds:", "fs:", "gs:" };
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync#define PUT_SEGMENT_OVERRIDE() \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync do { \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (pCpu->prefix & PREFIX_SEG) \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_STR(s_szSegPrefix[pCpu->prefix_seg], 3); \
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync } while (0)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync /*
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * Segment prefixing for instructions that doesn't do memory access.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if ( (pCpu->prefix & PREFIX_SEG)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync && !DIS_IS_EFFECTIVE_ADDR(pCpu->param1.flags)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync && !DIS_IS_EFFECTIVE_ADDR(pCpu->param2.flags)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync && !DIS_IS_EFFECTIVE_ADDR(pCpu->param3.flags))
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_STR(s_szSegPrefix[pCpu->prefix_seg], 2);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_C(' ');
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync /*
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * The formatting loop.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync */
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync RTINTPTR off;
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync char szSymbol[128];
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync char ch;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync while ((ch = *pszFmt++) != '\0')
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (ch == '%')
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync ch = *pszFmt++;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync switch (ch)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync /*
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * ModRM - Register only.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case 'C': /* Control register (ParseModRM / UseModRM). */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case 'D': /* Debug register (ParseModRM / UseModRM). */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case 'G': /* ModRM selects general register (ParseModRM / UseModRM). */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case 'S': /* ModRM byte selects a segment register (ParseModRM / UseModRM). */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case 'T': /* ModRM byte selects a test register (ParseModRM / UseModRM). */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case 'V': /* ModRM byte selects an XMM/SSE register (ParseModRM / UseModRM). */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case 'P': /* ModRM byte selects MMX register (ParseModRM / UseModRM). */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync pszFmt += RT_C_IS_ALPHA(pszFmt[0]) ? RT_C_IS_ALPHA(pszFmt[1]) ? 2 : 1 : 0;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync Assert(!(pParam->flags & (USE_INDEX | USE_SCALE) /* No SIB here... */));
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync Assert(!(pParam->flags & (USE_DISPLACEMENT8 | USE_DISPLACEMENT16 | USE_DISPLACEMENT32 | USE_DISPLACEMENT64 | USE_RIPDISPLACEMENT32)));
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync size_t cchReg;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync const char *pszReg = disasmFormatYasmBaseReg(pCpu, pParam, &cchReg);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_STR(pszReg, cchReg);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync /*
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * ModRM - Register or memory.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case 'E': /* ModRM specifies parameter (ParseModRM / UseModRM / UseSIB). */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case 'Q': /* ModRM byte selects MMX register or memory address (ParseModRM / UseModRM). */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case 'R': /* ModRM byte may only refer to a general register (ParseModRM / UseModRM). */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case 'W': /* ModRM byte selects an XMM/SSE register or a memory address (ParseModRM / UseModRM). */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case 'M': /* ModRM may only refer to memory (ParseModRM / UseModRM). */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync pszFmt += RT_C_IS_ALPHA(pszFmt[0]) ? RT_C_IS_ALPHA(pszFmt[1]) ? 2 : 1 : 0;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_FAR();
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (DIS_IS_EFFECTIVE_ADDR(pParam->flags))
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync /* Work around mov seg,[mem16] and mov [mem16],seg as these always make a 16-bit mem
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync while the register variants deals with 16, 32 & 64 in the normal fashion. */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if ( pParam->param != OP_PARM_Ev
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync || pOp->opcode != OP_MOV
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync || ( pOp->param1 != OP_PARM_Sw
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync && pOp->param2 != OP_PARM_Sw))
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_SIZE_OVERRIDE();
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_C('[');
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync if ( (fFlags & DIS_FMT_FLAGS_STRICT)
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync && (pParam->flags & (USE_DISPLACEMENT8 | USE_DISPLACEMENT16 | USE_DISPLACEMENT32 | USE_DISPLACEMENT64 | USE_RIPDISPLACEMENT32)))
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if ( (pParam->flags & USE_DISPLACEMENT8)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync && !pParam->disp8)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_SZ("byte ");
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync else if ( (pParam->flags & USE_DISPLACEMENT16)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync && (int8_t)pParam->disp16 == (int16_t)pParam->disp16)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_SZ("word ");
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync else if ( (pParam->flags & USE_DISPLACEMENT32)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync && (int8_t)pParam->disp32 == (int32_t)pParam->disp32)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_SZ("dword ");
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (DIS_IS_EFFECTIVE_ADDR(pParam->flags))
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_SEGMENT_OVERRIDE();
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync bool fBase = (pParam->flags & USE_BASE) /* When exactly is USE_BASE supposed to be set? disasmModRMReg doesn't set it. */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync || ( (pParam->flags & (USE_REG_GEN8 | USE_REG_GEN16 | USE_REG_GEN32 | USE_REG_GEN64))
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync && !DIS_IS_EFFECTIVE_ADDR(pParam->flags));
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (fBase)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync size_t cchReg;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync const char *pszReg = disasmFormatYasmBaseReg(pCpu, pParam, &cchReg);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_STR(pszReg, cchReg);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (pParam->flags & USE_INDEX)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (fBase)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_C('+');
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync size_t cchReg;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync const char *pszReg = disasmFormatYasmIndexReg(pCpu, pParam, &cchReg);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_STR(pszReg, cchReg);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (pParam->flags & USE_SCALE)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_C('*');
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_C('0' + pParam->scale);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync else
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync Assert(!(pParam->flags & USE_SCALE));
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (pParam->flags & (USE_DISPLACEMENT8 | USE_DISPLACEMENT16 | USE_DISPLACEMENT32 | USE_DISPLACEMENT64 | USE_RIPDISPLACEMENT32))
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync Assert(!(pParam->flags & USE_DISPLACEMENT64));
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync int32_t off;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (pParam->flags & USE_DISPLACEMENT8)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync off = pParam->disp8;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync else if (pParam->flags & USE_DISPLACEMENT16)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync off = pParam->disp16;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync else if (pParam->flags & (USE_DISPLACEMENT32 | USE_RIPDISPLACEMENT32))
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync off = pParam->disp32;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (fBase || (pParam->flags & USE_INDEX))
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_C(off >= 0 ? '+' : '-');
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (off < 0)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync off = -off;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (pParam->flags & USE_DISPLACEMENT8)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_NUM_8( off);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync else if (pParam->flags & USE_DISPLACEMENT16)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_NUM_16(off);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync else if (pParam->flags & USE_DISPLACEMENT32)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_NUM_32(off);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync else
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_NUM_32(off);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_SZ(" wrt rip"); //??
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (DIS_IS_EFFECTIVE_ADDR(pParam->flags))
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_C(']');
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case 'F': /* Eflags register (0 - popf/pushf only, avoided in adjustments above). */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync AssertFailed();
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case 'I': /* Immediate data (ParseImmByte, ParseImmByteSX, ParseImmV, ParseImmUshort, ParseImmZ). */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync Assert(*pszFmt == 'b' || *pszFmt == 'v' || *pszFmt == 'w' || *pszFmt == 'z'); pszFmt++;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync switch (pParam->flags & ( USE_IMMEDIATE8 | USE_IMMEDIATE16 | USE_IMMEDIATE32 | USE_IMMEDIATE64
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync | USE_IMMEDIATE16_SX8 | USE_IMMEDIATE32_SX8))
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case USE_IMMEDIATE8:
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync if ( (fFlags & DIS_FMT_FLAGS_STRICT)
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync && ( (pOp->param1 >= OP_PARM_REG_GEN8_START && pOp->param1 <= OP_PARM_REG_GEN8_END)
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync || (pOp->param2 >= OP_PARM_REG_GEN8_START && pOp->param2 <= OP_PARM_REG_GEN8_END))
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync )
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_SZ("strict byte ");
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_NUM_8(pParam->parval);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case USE_IMMEDIATE16:
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync if ( pCpu->mode != pCpu->opmode
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync || ( (fFlags & DIS_FMT_FLAGS_STRICT)
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync && ( (int8_t)pParam->parval == (int16_t)pParam->parval
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync || (pOp->param1 >= OP_PARM_REG_GEN16_START && pOp->param1 <= OP_PARM_REG_GEN16_END)
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync || (pOp->param2 >= OP_PARM_REG_GEN16_START && pOp->param2 <= OP_PARM_REG_GEN16_END))
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync )
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync )
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (OP_PARM_VSUBTYPE(pParam->param) == OP_PARM_b)
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync PUT_SZ_STRICT("strict byte ", "byte ");
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync else if (OP_PARM_VSUBTYPE(pParam->param) == OP_PARM_v)
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync PUT_SZ_STRICT("strict word ", "word ");
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_NUM_16(pParam->parval);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case USE_IMMEDIATE16_SX8:
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync PUT_SZ_STRICT("strict byte ", "byte ");
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_NUM_16(pParam->parval);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case USE_IMMEDIATE32:
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync if ( pCpu->opmode != (pCpu->mode == CPUMODE_16BIT ? CPUMODE_16BIT : CPUMODE_32BIT) /* not perfect */
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync || ( (fFlags & DIS_FMT_FLAGS_STRICT)
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync && ( (int8_t)pParam->parval == (int32_t)pParam->parval
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync || (pOp->param1 >= OP_PARM_REG_GEN32_START && pOp->param1 <= OP_PARM_REG_GEN32_END)
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync || (pOp->param2 >= OP_PARM_REG_GEN32_START && pOp->param2 <= OP_PARM_REG_GEN32_END))
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync )
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync )
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (OP_PARM_VSUBTYPE(pParam->param) == OP_PARM_b)
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync PUT_SZ_STRICT("strict byte ", "byte ");
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync else if (OP_PARM_VSUBTYPE(pParam->param) == OP_PARM_v)
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync PUT_SZ_STRICT("strict dword ", "dword ");
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_NUM_32(pParam->parval);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case USE_IMMEDIATE32_SX8:
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync PUT_SZ_STRICT("strict byte ", "byte ");
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_NUM_32(pParam->parval);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case USE_IMMEDIATE64:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_NUM_64(pParam->parval);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync default:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync AssertFailed();
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case 'J': /* Relative jump offset (ParseImmBRel + ParseImmVRel). */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync int32_t offDisplacement;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync Assert(iParam == 1);
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync bool fPrefix = (fFlags & DIS_FMT_FLAGS_STRICT)
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync && pOp->opcode != OP_CALL
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync && pOp->opcode != OP_LOOP
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync && pOp->opcode != OP_LOOPE
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync && pOp->opcode != OP_LOOPNE
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync && pOp->opcode != OP_JECXZ;
1ec912d58b09f1e2eda06b788299d6157cd826b1vboxsync if (pOp->opcode == OP_CALL)
1ec912d58b09f1e2eda06b788299d6157cd826b1vboxsync fFlags &= ~DIS_FMT_FLAGS_RELATIVE_BRANCH;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (pParam->flags & USE_IMMEDIATE8_REL)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (fPrefix)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_SZ("short ");
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync offDisplacement = (int8_t)pParam->parval;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync Assert(*pszFmt == 'b'); pszFmt++;
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync if (fFlags & DIS_FMT_FLAGS_RELATIVE_BRANCH)
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync PUT_NUM_S8(offDisplacement);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync else if (pParam->flags & USE_IMMEDIATE16_REL)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (fPrefix)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_SZ("near ");
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync offDisplacement = (int16_t)pParam->parval;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync Assert(*pszFmt == 'v'); pszFmt++;
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync if (fFlags & DIS_FMT_FLAGS_RELATIVE_BRANCH)
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync PUT_NUM_S16(offDisplacement);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync else
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (fPrefix)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_SZ("near ");
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync offDisplacement = (int32_t)pParam->parval;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync Assert(pParam->flags & USE_IMMEDIATE32_REL);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync Assert(*pszFmt == 'v'); pszFmt++;
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync if (fFlags & DIS_FMT_FLAGS_RELATIVE_BRANCH)
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync PUT_NUM_S32(offDisplacement);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync if (fFlags & DIS_FMT_FLAGS_RELATIVE_BRANCH)
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync PUT_SZ(" (");
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync RTUINTPTR uTrgAddr = pCpu->opaddr + pCpu->opsize + offDisplacement;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (pCpu->mode == CPUMODE_16BIT)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_NUM_16(uTrgAddr);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync else if (pCpu->mode == CPUMODE_32BIT)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_NUM_32(uTrgAddr);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync else
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_NUM_64(uTrgAddr);
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync if (pfnGetSymbol)
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync {
1ec912d58b09f1e2eda06b788299d6157cd826b1vboxsync int rc = pfnGetSymbol(pCpu, DIS_FMT_SEL_FROM_REG(USE_REG_CS), uTrgAddr, szSymbol, sizeof(szSymbol), &off, pvUser);
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync if (RT_SUCCESS(rc))
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync {
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync PUT_SZ(" [");
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync PUT_PSZ(szSymbol);
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync if (off != 0)
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync {
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync if ((int8_t)off == off)
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync PUT_NUM_S8(off);
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync else if ((int16_t)off == off)
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync PUT_NUM_S16(off);
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync else if ((int32_t)off == off)
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync PUT_NUM_S32(off);
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync else
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync PUT_NUM_S64(off);
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync }
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync PUT_C(']');
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync }
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync }
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync if (fFlags & DIS_FMT_FLAGS_RELATIVE_BRANCH)
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync PUT_C(')');
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case 'A': /* Direct (jump/call) address (ParseImmAddr). */
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync Assert(*pszFmt == 'p'); pszFmt++;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_FAR();
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_SIZE_OVERRIDE();
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_SEGMENT_OVERRIDE();
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync int rc;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync switch (pParam->flags & (USE_IMMEDIATE_ADDR_16_16 | USE_IMMEDIATE_ADDR_16_32 | USE_DISPLACEMENT64 | USE_DISPLACEMENT32 | USE_DISPLACEMENT16))
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case USE_IMMEDIATE_ADDR_16_16:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_NUM_16(pParam->parval >> 16);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_C(':');
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_NUM_16(pParam->parval);
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync if (pfnGetSymbol)
1ec912d58b09f1e2eda06b788299d6157cd826b1vboxsync rc = pfnGetSymbol(pCpu, DIS_FMT_SEL_FROM_VALUE(pParam->parval >> 16), (uint16_t)pParam->parval, szSymbol, sizeof(szSymbol), &off, pvUser);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case USE_IMMEDIATE_ADDR_16_32:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_NUM_16(pParam->parval >> 32);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_C(':');
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_NUM_32(pParam->parval);
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync if (pfnGetSymbol)
1ec912d58b09f1e2eda06b788299d6157cd826b1vboxsync rc = pfnGetSymbol(pCpu, DIS_FMT_SEL_FROM_VALUE(pParam->parval >> 16), (uint32_t)pParam->parval, szSymbol, sizeof(szSymbol), &off, pvUser);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case USE_DISPLACEMENT16:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_NUM_16(pParam->parval);
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync if (pfnGetSymbol)
1ec912d58b09f1e2eda06b788299d6157cd826b1vboxsync rc = pfnGetSymbol(pCpu, DIS_FMT_SEL_FROM_REG(USE_REG_CS), (uint16_t)pParam->parval, szSymbol, sizeof(szSymbol), &off, pvUser);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case USE_DISPLACEMENT32:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_NUM_32(pParam->parval);
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync if (pfnGetSymbol)
1ec912d58b09f1e2eda06b788299d6157cd826b1vboxsync rc = pfnGetSymbol(pCpu, DIS_FMT_SEL_FROM_REG(USE_REG_CS), (uint32_t)pParam->parval, szSymbol, sizeof(szSymbol), &off, pvUser);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case USE_DISPLACEMENT64:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_NUM_64(pParam->parval);
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync if (pfnGetSymbol)
1ec912d58b09f1e2eda06b788299d6157cd826b1vboxsync rc = pfnGetSymbol(pCpu, DIS_FMT_SEL_FROM_REG(USE_REG_CS), (uint64_t)pParam->parval, szSymbol, sizeof(szSymbol), &off, pvUser);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync default:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync AssertFailed();
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync if (pfnGetSymbol && RT_SUCCESS(rc))
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync {
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync PUT_SZ(" [");
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync PUT_PSZ(szSymbol);
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync if (off != 0)
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync {
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync if ((int8_t)off == off)
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync PUT_NUM_S8(off);
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync else if ((int16_t)off == off)
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync PUT_NUM_S16(off);
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync else if ((int32_t)off == off)
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync PUT_NUM_S32(off);
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync else
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync PUT_NUM_S64(off);
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync }
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync PUT_C(']');
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case 'O': /* No ModRM byte (ParseImmAddr). */
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync Assert(*pszFmt == 'b' || *pszFmt == 'v'); pszFmt++;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_FAR();
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_SIZE_OVERRIDE();
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_C('[');
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_SEGMENT_OVERRIDE();
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync int rc;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync switch (pParam->flags & (USE_IMMEDIATE_ADDR_16_16 | USE_IMMEDIATE_ADDR_16_32 | USE_DISPLACEMENT64 | USE_DISPLACEMENT32 | USE_DISPLACEMENT16))
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case USE_IMMEDIATE_ADDR_16_16:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_NUM_16(pParam->parval >> 16);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_C(':');
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_NUM_16(pParam->parval);
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync if (pfnGetSymbol)
1ec912d58b09f1e2eda06b788299d6157cd826b1vboxsync rc = pfnGetSymbol(pCpu, DIS_FMT_SEL_FROM_VALUE(pParam->parval >> 16), (uint16_t)pParam->parval, szSymbol, sizeof(szSymbol), &off, pvUser);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case USE_IMMEDIATE_ADDR_16_32:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_NUM_16(pParam->parval >> 32);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_C(':');
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_NUM_32(pParam->parval);
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync if (pfnGetSymbol)
1ec912d58b09f1e2eda06b788299d6157cd826b1vboxsync rc = pfnGetSymbol(pCpu, DIS_FMT_SEL_FROM_VALUE(pParam->parval >> 16), (uint32_t)pParam->parval, szSymbol, sizeof(szSymbol), &off, pvUser);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case USE_DISPLACEMENT16:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_NUM_16(pParam->disp16);
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync if (pfnGetSymbol)
1ec912d58b09f1e2eda06b788299d6157cd826b1vboxsync rc = pfnGetSymbol(pCpu, DIS_FMT_SEL_FROM_REG(USE_REG_CS), (uint16_t)pParam->disp16, szSymbol, sizeof(szSymbol), &off, pvUser);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case USE_DISPLACEMENT32:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_NUM_32(pParam->disp32);
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync if (pfnGetSymbol)
1ec912d58b09f1e2eda06b788299d6157cd826b1vboxsync rc = pfnGetSymbol(pCpu, DIS_FMT_SEL_FROM_REG(USE_REG_CS), (uint32_t)pParam->disp32, szSymbol, sizeof(szSymbol), &off, pvUser);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case USE_DISPLACEMENT64:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_NUM_64(pParam->disp64);
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync if (pfnGetSymbol)
1ec912d58b09f1e2eda06b788299d6157cd826b1vboxsync rc = pfnGetSymbol(pCpu, DIS_FMT_SEL_FROM_REG(USE_REG_CS), (uint64_t)pParam->disp64, szSymbol, sizeof(szSymbol), &off, pvUser);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync default:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync AssertFailed();
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_C(']');
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync if (pfnGetSymbol && RT_SUCCESS(rc))
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync {
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync PUT_SZ(" (");
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync PUT_PSZ(szSymbol);
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync if (off != 0)
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync {
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync if ((int8_t)off == off)
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync PUT_NUM_S8(off);
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync else if ((int16_t)off == off)
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync PUT_NUM_S16(off);
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync else if ((int32_t)off == off)
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync PUT_NUM_S32(off);
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync else
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync PUT_NUM_S64(off);
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync }
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync PUT_C(')');
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
92473d1de9ab080ff886ad61a4d908f7c3429608vboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case 'X': /* DS:SI (ParseXb, ParseXv). */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case 'Y': /* ES:DI (ParseYb, ParseYv). */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync Assert(*pszFmt == 'b' || *pszFmt == 'v'); pszFmt++;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_FAR();
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_SIZE_OVERRIDE();
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_C('[');
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (pParam->flags & USE_POINTER_DS_BASED)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_SZ("ds:");
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync else
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_SZ("es:");
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync size_t cchReg;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync const char *pszReg = disasmFormatYasmBaseReg(pCpu, pParam, &cchReg);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_STR(pszReg, cchReg);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_C(']');
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case 'e': /* Register based on operand size (e.g. %eAX) (ParseFixedReg). */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync Assert(RT_C_IS_ALPHA(pszFmt[0]) && RT_C_IS_ALPHA(pszFmt[1]) && !RT_C_IS_ALPHA(pszFmt[2])); pszFmt += 2;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync size_t cchReg;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync const char *pszReg = disasmFormatYasmBaseReg(pCpu, pParam, &cchReg);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_STR(pszReg, cchReg);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync default:
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync AssertMsgFailed(("%c%s!\n", ch, pszFmt));
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync AssertMsg(*pszFmt == ',' || *pszFmt == '\0', ("%c%s\n", ch, pszFmt));
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync else
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_C(ch);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (ch == ',')
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync Assert(*pszFmt != ' ');
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_C(' ');
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync switch (++iParam)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case 2: pParam = &pCpu->param2; break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync case 3: pParam = &pCpu->param3; break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync default: pParam = NULL; break;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync } /* while more to format */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync /*
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * Any additional output to the right of the instruction?
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (fFlags & (DIS_FMT_FLAGS_BYTES_RIGHT | DIS_FMT_FLAGS_ADDR_RIGHT))
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync /* some up front padding. */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync size_t cchPadding = cchOutput - offInstruction;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync cchPadding = cchPadding + 1 >= 42 ? 1 : 42 - cchPadding;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_STR(g_szSpaces, cchPadding);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync /* comment? */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (fFlags & (DIS_FMT_FLAGS_BYTES_RIGHT | DIS_FMT_FLAGS_ADDR_RIGHT))
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_SZ(";");
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync /*
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * The address?
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (fFlags & DIS_FMT_FLAGS_ADDR_RIGHT)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_C(' ');
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync#if HC_ARCH_BITS == 64 || GC_ARCH_BITS == 64
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (pCpu->opaddr >= _4G)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_NUM(9, "%08x`", (uint32_t)(pCpu->opaddr >> 32));
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync#endif
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_NUM(8, "%08x", (uint32_t)pCpu->opaddr);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync /*
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * Opcode bytes?
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (fFlags & DIS_FMT_FLAGS_BYTES_RIGHT)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync {
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync PUT_C(' ');
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync size_t cchTmp = disFormatBytes(pCpu, pszDst, cchDst, fFlags);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync cchOutput += cchTmp;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (cchTmp >= cchDst)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync cchTmp = cchDst - (cchDst != 0);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync cchDst -= cchTmp;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync pszDst += cchTmp;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync }
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync /*
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * Terminate it - on overflow we'll have reserved one byte for this.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync if (cchDst > 0)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync *pszDst = '\0';
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync else
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync Assert(!cchBuf);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync /* clean up macros */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync#undef PUT_PSZ
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync#undef PUT_SZ
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync#undef PUT_STR
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync#undef PUT_C
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync return cchOutput;
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync}
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync/**
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * Formats the current instruction in Yasm (/ Nasm) style.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync *
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * This is a simplified version of DISFormatYasmEx() provided for your convenience.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync *
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync *
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * @returns The number of output characters. If this is >= cchBuf, then the content
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * of pszBuf will be truncated.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * @param pCpu Pointer to the disassembler CPU state.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * @param pszBuf The output buffer.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync * @param cchBuf The size of the output buffer.
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync */
de6ba1989c812829372828f1801b232b3e7f09bfvboxsyncDISDECL(size_t) DISFormatYasm(PCDISCPUSTATE pCpu, char *pszBuf, size_t cchBuf)
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync{
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync return DISFormatYasmEx(pCpu, pszBuf, cchBuf, 0 /* fFlags */, NULL /* pfnGetSymbol */, NULL /* pvUser */);
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync}
de6ba1989c812829372828f1801b232b3e7f09bfvboxsync