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[/] [ao486/] [trunk/] [bochs486/] [cpu/] [data_xfer8.cc] - Rev 8
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///////////////////////////////////////////////////////////////////////// // $Id: data_xfer8.cc 11313 2012-08-05 13:52:40Z sshwarts $ ///////////////////////////////////////////////////////////////////////// // // Copyright (C) 2001-2012 The Bochs Project // // This library is free software; you can redistribute it and/or // modify it under the terms of the GNU Lesser General Public // License as published by the Free Software Foundation; either // version 2 of the License, or (at your option) any later version. // // This library is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU // Lesser General Public License for more details. // // You should have received a copy of the GNU Lesser General Public // License along with this library; if not, write to the Free Software // Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA B 02110-1301 USA ///////////////////////////////////////////////////////////////////////// #define NEED_CPU_REG_SHORTCUTS 1 #include "bochs.h" #include "cpu.h" #define LOG_THIS BX_CPU_THIS_PTR BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::MOV_RLIb(bxInstruction_c *i) { BX_WRITE_8BIT_REGx(i->dst(), i->extend8bitL(), i->Ib()); BX_NEXT_INSTR(i); } BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::MOV_RHIb(bxInstruction_c *i) { BX_WRITE_8BIT_REGH(i->dst() & 0x3, i->Ib()); BX_NEXT_INSTR(i); } BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::MOV_EbGbM(bxInstruction_c *i) { bx_address eaddr = BX_CPU_CALL_METHODR(i->ResolveModrm, (i)); write_virtual_byte(i->seg(), eaddr, BX_READ_8BIT_REGx(i->src(), i->extend8bitL())); BX_NEXT_INSTR(i); } BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::MOV_GbEbM(bxInstruction_c *i) { bx_address eaddr = BX_CPU_CALL_METHODR(i->ResolveModrm, (i)); Bit8u val8 = read_virtual_byte(i->seg(), eaddr); BX_WRITE_8BIT_REGx(i->dst(), i->extend8bitL(), val8); BX_NEXT_INSTR(i); } BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::MOV_GbEbR(bxInstruction_c *i) { Bit8u op2 = BX_READ_8BIT_REGx(i->src(), i->extend8bitL()); BX_WRITE_8BIT_REGx(i->dst(), i->extend8bitL(), op2); BX_NEXT_INSTR(i); } BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::MOV_ALOd(bxInstruction_c *i) { AL = read_virtual_byte_32(i->seg(), i->Id()); BX_NEXT_INSTR(i); } BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::MOV_OdAL(bxInstruction_c *i) { write_virtual_byte_32(i->seg(), i->Id(), AL); BX_NEXT_INSTR(i); } BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::MOV_EbIbM(bxInstruction_c *i) { bx_address eaddr = BX_CPU_CALL_METHODR(i->ResolveModrm, (i)); write_virtual_byte(i->seg(), eaddr, i->Ib()); BX_NEXT_INSTR(i); } BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::XLAT(bxInstruction_c *i) { #if BX_SUPPORT_X86_64 if (i->as64L()) { AL = read_virtual_byte_64(i->seg(), RBX + AL); } else #endif if (i->as32L()) { AL = read_virtual_byte(i->seg(), (Bit32u) (EBX + AL)); } else { AL = read_virtual_byte_32(i->seg(), (Bit16u) (BX + AL)); } BX_NEXT_INSTR(i); } BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::XCHG_EbGbM(bxInstruction_c *i) { bx_address eaddr = BX_CPU_CALL_METHODR(i->ResolveModrm, (i)); Bit8u op1 = read_RMW_virtual_byte(i->seg(), eaddr); Bit8u op2 = BX_READ_8BIT_REGx(i->src(), i->extend8bitL()); write_RMW_virtual_byte(op2); BX_WRITE_8BIT_REGx(i->src(), i->extend8bitL(), op1); BX_NEXT_INSTR(i); } BX_INSF_TYPE BX_CPP_AttrRegparmN(1) BX_CPU_C::XCHG_EbGbR(bxInstruction_c *i) { Bit8u op1 = BX_READ_8BIT_REGx(i->dst(), i->extend8bitL()); Bit8u op2 = BX_READ_8BIT_REGx(i->src(), i->extend8bitL()); BX_WRITE_8BIT_REGx(i->src(), i->extend8bitL(), op1); BX_WRITE_8BIT_REGx(i->dst(), i->extend8bitL(), op2); BX_NEXT_INSTR(i); }
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