417 lines
9.8 KiB
C++
417 lines
9.8 KiB
C++
/////////////////////////////////////////////////////////////////////////
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// $Id: logical64.cc,v 1.10 2004-08-11 21:26:23 sshwarts Exp $
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/////////////////////////////////////////////////////////////////////////
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//
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// Copyright (C) 2001 MandrakeSoft S.A.
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//
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// MandrakeSoft S.A.
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// 43, rue d'Aboukir
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// 75002 Paris - France
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// http://www.linux-mandrake.com/
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// http://www.mandrakesoft.com/
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#define NEED_CPU_REG_SHORTCUTS 1
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#include "bochs.h"
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#define LOG_THIS BX_CPU_THIS_PTR
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#if BX_SUPPORT_X86_64
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void
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BX_CPU_C::XOR_EqGq(bxInstruction_c *i)
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{
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/* for 64 bit operand size mode */
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Bit64u op2_64, op1_64, result_64;
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/* op2_64 is a register, op2_addr is an index of a register */
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op2_64 = BX_READ_64BIT_REG(i->nnn());
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/* op1_64 is a register or memory reference */
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if (i->modC0()) {
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op1_64 = BX_READ_64BIT_REG(i->rm());
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}
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else {
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/* pointer, segment address pair */
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read_RMW_virtual_qword(i->seg(), RMAddr(i), &op1_64);
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}
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result_64 = op1_64 ^ op2_64;
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/* now write result back to destination */
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if (i->modC0()) {
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BX_WRITE_64BIT_REG(i->rm(), result_64);
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}
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else {
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Write_RMW_virtual_qword(result_64);
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}
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SET_FLAGS_OSZAPC_64(op1_64, op2_64, result_64, BX_INSTR_LOGIC64);
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}
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void
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BX_CPU_C::XOR_GqEq(bxInstruction_c *i)
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{
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/* for 64 bit operand size mode */
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Bit64u op1_64, op2_64, result_64;
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op1_64 = BX_READ_64BIT_REG(i->nnn());
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/* op2_64 is a register or memory reference */
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if (i->modC0()) {
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op2_64 = BX_READ_64BIT_REG(i->rm());
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}
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else {
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/* pointer, segment address pair */
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read_virtual_qword(i->seg(), RMAddr(i), &op2_64);
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}
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result_64 = op1_64 ^ op2_64;
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/* now write result back to destination */
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BX_WRITE_64BIT_REG(i->nnn(), result_64);
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SET_FLAGS_OSZAPC_64(op1_64, op2_64, result_64, BX_INSTR_LOGIC64);
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}
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void
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BX_CPU_C::XOR_RAXId(bxInstruction_c *i)
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{
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/* for 64 bit operand size mode */
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Bit64u op1_64, op2_64, sum_64;
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op1_64 = RAX;
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op2_64 = (Bit32s) i->Id();
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sum_64 = op1_64 ^ op2_64;
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/* now write sum back to destination */
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RAX = sum_64;
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SET_FLAGS_OSZAPC_64(op1_64, op2_64, sum_64, BX_INSTR_LOGIC64);
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}
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void
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BX_CPU_C::XOR_EqId(bxInstruction_c *i)
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{
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Bit64u op2_64, op1_64, result_64;
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op2_64 = (Bit32s) i->Id();
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/* op1_64 is a register or memory reference */
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if (i->modC0()) {
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op1_64 = BX_READ_64BIT_REG(i->rm());
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}
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else {
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/* pointer, segment address pair */
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read_RMW_virtual_qword(i->seg(), RMAddr(i), &op1_64);
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}
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result_64 = op1_64 ^ op2_64;
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/* now write result back to destination */
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if (i->modC0()) {
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BX_WRITE_64BIT_REG(i->rm(), result_64);
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}
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else {
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Write_RMW_virtual_qword(result_64);
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}
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SET_FLAGS_OSZAPC_64(op1_64, op2_64, result_64, BX_INSTR_LOGIC64);
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}
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void
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BX_CPU_C::OR_EqId(bxInstruction_c *i)
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{
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Bit64u op2_64, op1_64, result_64;
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op2_64 = (Bit32s) i->Id();
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/* op1_64 is a register or memory reference */
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if (i->modC0()) {
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op1_64 = BX_READ_64BIT_REG(i->rm());
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}
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else {
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/* pointer, segment address pair */
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read_RMW_virtual_qword(i->seg(), RMAddr(i), &op1_64);
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}
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result_64 = op1_64 | op2_64;
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/* now write result back to destination */
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if (i->modC0()) {
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BX_WRITE_64BIT_REG(i->rm(), result_64);
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}
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else {
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Write_RMW_virtual_qword(result_64);
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}
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SET_FLAGS_OSZAPC_64(op1_64, op2_64, result_64, BX_INSTR_LOGIC64);
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}
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void
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BX_CPU_C::NOT_Eq(bxInstruction_c *i)
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{
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Bit64u op1_64, result_64;
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/* op1 is a register or memory reference */
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if (i->modC0()) {
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op1_64 = BX_READ_64BIT_REG(i->rm());
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}
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else {
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/* pointer, segment address pair */
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read_RMW_virtual_qword(i->seg(), RMAddr(i), &op1_64);
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}
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result_64 = ~op1_64;
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/* now write result back to destination */
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if (i->modC0()) {
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BX_WRITE_64BIT_REG(i->rm(), result_64);
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}
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else {
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Write_RMW_virtual_qword(result_64);
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}
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}
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void
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BX_CPU_C::OR_EqGq(bxInstruction_c *i)
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{
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Bit64u op2_64, op1_64, result_64;
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/* op2_64 is a register, op2_addr is an index of a register */
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op2_64 = BX_READ_64BIT_REG(i->nnn());
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/* op1_64 is a register or memory reference */
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if (i->modC0()) {
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op1_64 = BX_READ_64BIT_REG(i->rm());
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}
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else {
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/* pointer, segment address pair */
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read_RMW_virtual_qword(i->seg(), RMAddr(i), &op1_64);
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}
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result_64 = op1_64 | op2_64;
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/* now write result back to destination */
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if (i->modC0()) {
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BX_WRITE_64BIT_REG(i->rm(), result_64);
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}
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else {
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Write_RMW_virtual_qword(result_64);
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}
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SET_FLAGS_OSZAPC_64(op1_64, op2_64, result_64, BX_INSTR_LOGIC64);
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}
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void
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BX_CPU_C::OR_GqEq(bxInstruction_c *i)
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{
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Bit64u op1_64, op2_64, result_64;
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op1_64 = BX_READ_64BIT_REG(i->nnn());
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/* op2_64 is a register or memory reference */
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if (i->modC0()) {
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op2_64 = BX_READ_64BIT_REG(i->rm());
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}
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else {
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/* pointer, segment address pair */
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read_virtual_qword(i->seg(), RMAddr(i), &op2_64);
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}
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result_64 = op1_64 | op2_64;
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/* now write result back to destination */
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BX_WRITE_64BIT_REG(i->nnn(), result_64);
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SET_FLAGS_OSZAPC_64(op1_64, op2_64, result_64, BX_INSTR_LOGIC64);
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}
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void
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BX_CPU_C::OR_RAXId(bxInstruction_c *i)
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{
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Bit64u op1_64, op2_64, sum_64;
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op1_64 = RAX;
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op2_64 = (Bit32s) i->Id();
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sum_64 = op1_64 | op2_64;
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/* now write sum back to destination */
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RAX = sum_64;
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SET_FLAGS_OSZAPC_64(op1_64, op2_64, sum_64, BX_INSTR_LOGIC64);
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}
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void
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BX_CPU_C::AND_EqGq(bxInstruction_c *i)
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{
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Bit64u op2_64, op1_64, result_64;
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/* op2_64 is a register, op2_addr is an index of a register */
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op2_64 = BX_READ_64BIT_REG(i->nnn());
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/* op1_64 is a register or memory reference */
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if (i->modC0()) {
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op1_64 = BX_READ_64BIT_REG(i->rm());
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}
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else {
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/* pointer, segment address pair */
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read_RMW_virtual_qword(i->seg(), RMAddr(i), &op1_64);
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}
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result_64 = op1_64 & op2_64;
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/* now write result back to destination */
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if (i->modC0()) {
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BX_WRITE_64BIT_REG(i->rm(), result_64);
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}
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else {
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Write_RMW_virtual_qword(result_64);
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}
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SET_FLAGS_OSZAPC_64(op1_64, op2_64, result_64, BX_INSTR_LOGIC64);
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}
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void
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BX_CPU_C::AND_GqEq(bxInstruction_c *i)
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{
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Bit64u op1_64, op2_64, result_64;
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op1_64 = BX_READ_64BIT_REG(i->nnn());
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/* op2_64 is a register or memory reference */
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if (i->modC0()) {
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op2_64 = BX_READ_64BIT_REG(i->rm());
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}
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else {
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/* pointer, segment address pair */
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read_virtual_qword(i->seg(), RMAddr(i), &op2_64);
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}
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result_64 = op1_64 & op2_64;
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/* now write result back to destination */
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BX_WRITE_64BIT_REG(i->nnn(), result_64);
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SET_FLAGS_OSZAPC_64(op1_64, op2_64, result_64, BX_INSTR_LOGIC64);
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}
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void
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BX_CPU_C::AND_RAXId(bxInstruction_c *i)
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{
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Bit64u op1_64, op2_64, sum_64;
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op1_64 = RAX;
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op2_64 = (Bit32s) i->Id();
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sum_64 = op1_64 & op2_64;
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/* now write sum back to destination */
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RAX = sum_64;
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SET_FLAGS_OSZAPC_64(op1_64, op2_64, sum_64, BX_INSTR_LOGIC64);
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}
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void
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BX_CPU_C::AND_EqId(bxInstruction_c *i)
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{
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Bit64u op2_64, op1_64, result_64;
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op2_64 = (Bit32s) i->Id();
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/* op1_64 is a register or memory reference */
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if (i->modC0()) {
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op1_64 = BX_READ_64BIT_REG(i->rm());
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}
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else {
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/* pointer, segment address pair */
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read_RMW_virtual_qword(i->seg(), RMAddr(i), &op1_64);
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}
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result_64 = op1_64 & op2_64;
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/* now write result back to destination */
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if (i->modC0()) {
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BX_WRITE_64BIT_REG(i->rm(), result_64);
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}
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else {
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Write_RMW_virtual_qword(result_64);
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}
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SET_FLAGS_OSZAPC_64(op1_64, op2_64, result_64, BX_INSTR_LOGIC64);
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}
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void
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BX_CPU_C::TEST_EqGq(bxInstruction_c *i)
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{
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Bit64u op2_64, op1_64, result_64;
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/* op2_64 is a register, op2_addr is an index of a register */
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op2_64 = BX_READ_64BIT_REG(i->nnn());
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/* op1_64 is a register or memory reference */
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if (i->modC0()) {
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op1_64 = BX_READ_64BIT_REG(i->rm());
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}
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else {
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/* pointer, segment address pair */
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read_virtual_qword(i->seg(), RMAddr(i), &op1_64);
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}
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result_64 = op1_64 & op2_64;
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SET_FLAGS_OSZAPC_64(op1_64, op2_64, result_64, BX_INSTR_LOGIC64);
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}
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void
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BX_CPU_C::TEST_RAXId(bxInstruction_c *i)
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{
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Bit64u op2_64, op1_64, result_64;
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/* op1 is RAX register */
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op1_64 = RAX;
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/* op2 is imm64 */
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op2_64 = (Bit32s) i->Id();
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result_64 = op1_64 & op2_64;
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SET_FLAGS_OSZAPC_64(op1_64, op2_64, result_64, BX_INSTR_LOGIC64);
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}
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void
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BX_CPU_C::TEST_EqId(bxInstruction_c *i)
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{
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Bit64u op2_64, op1_64, result_64;
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/* op2 is imm64 */
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op2_64 = (Bit32s) i->Id();
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/* op1_64 is a register or memory reference */
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if (i->modC0()) {
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op1_64 = BX_READ_64BIT_REG(i->rm());
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}
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else {
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/* pointer, segment address pair */
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read_virtual_qword(i->seg(), RMAddr(i), &op1_64);
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}
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result_64 = op1_64 & op2_64;
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SET_FLAGS_OSZAPC_64(op1_64, op2_64, result_64, BX_INSTR_LOGIC64);
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}
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#endif /* if BX_SUPPORT_X86_64 */
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