Bochs/bochs/cpu/resolver.cc
2009-10-14 20:45:29 +00:00

70 lines
2.2 KiB
C++

/////////////////////////////////////////////////////////////////////////
// $Id: resolver.cc,v 1.4 2009-10-14 20:45:29 sshwarts Exp $
/////////////////////////////////////////////////////////////////////////
//
// Copyright (c) 2008-2009 Stanislav Shwartsman
// Written by Stanislav Shwartsman [sshwarts at sourceforge net]
//
// 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
//
// 16 bit address size
//
bx_address BX_CPP_AttrRegparmN(1)
BX_CPU_C::BxResolve16BaseIndex(bxInstruction_c *i)
{
return (Bit16u) (BX_READ_16BIT_REG(i->sibBase()) + BX_READ_16BIT_REG(i->sibIndex()) + i->displ16s());
}
//
// 32 bit address size
//
bx_address BX_CPP_AttrRegparmN(1)
BX_CPU_C::BxResolve32Base(bxInstruction_c *i)
{
return (Bit32u) (BX_READ_32BIT_REG(i->sibBase()) + i->displ32s());
}
bx_address BX_CPP_AttrRegparmN(1)
BX_CPU_C::BxResolve32BaseIndex(bxInstruction_c *i)
{
return (Bit32u) (BX_READ_32BIT_REG(i->sibBase()) + (BX_READ_32BIT_REG(i->sibIndex()) << i->sibScale()) + i->displ32s());
}
//
// 64 bit address size
//
#if BX_SUPPORT_X86_64
bx_address BX_CPP_AttrRegparmN(1)
BX_CPU_C::BxResolve64Base(bxInstruction_c *i)
{
return BX_READ_64BIT_REG(i->sibBase()) + i->displ32s();
}
bx_address BX_CPP_AttrRegparmN(1)
BX_CPU_C::BxResolve64BaseIndex(bxInstruction_c *i)
{
return BX_READ_64BIT_REG(i->sibBase()) + (BX_READ_64BIT_REG(i->sibIndex()) << i->sibScale()) + i->displ32s();
}
#endif