cpu/resolver.cc

   1 /////////////////////////////////////////////////////////////////////////
   2 // $Id: resolver.cc,v 1.1 2008/10/07 07:47:56 akrisak Exp $
   3 /////////////////////////////////////////////////////////////////////////
   4 //
   5 //   Copyright (c) 2008 Stanislav Shwartsman
   6 //          Written by Stanislav Shwartsman [sshwarts at sourceforge net]
   7 //
   8 //  This library is free software; you can redistribute it and/or
   9 //  modify it under the terms of the GNU Lesser General Public
  10 //  License as published by the Free Software Foundation; either
  11 //  version 2 of the License, or (at your option) any later version.
  12 //
  13 //  This library is distributed in the hope that it will be useful,
  14 //  but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16 //  Lesser General Public License for more details.
  17 //
  18 //  You should have received a copy of the GNU Lesser General Public
  19 //  License along with this library; if not, write to the Free Software
  20 //  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  21 //
  22 /////////////////////////////////////////////////////////////////////////
  23
  24 #define NEED_CPU_REG_SHORTCUTS 1
  25 #include "bochs.h"
  26 #include "cpu.h"
  27 #define LOG_THIS BX_CPU_THIS_PTR
  28
  29 //
  30 // 16 bit address size
  31 //
  32
  33   bx_address  BX_CPP_AttrRegparmN(1)
  34 BX_CPU_C::BxResolve16BaseIndex(bxInstruction_c *i)
  35 {
  36   return (Bit16u) (BX_READ_16BIT_REG(i->sibBase()) + BX_READ_16BIT_REG(i->sibIndex()) + (Bit16s) i->displ16u());
  37 }
  38
  39 //
  40 // 32 bit address size
  41 //
  42
  43   bx_address  BX_CPP_AttrRegparmN(1)
  44 BX_CPU_C::BxResolve32Base(bxInstruction_c *i)
  45 {
  46   return (Bit32u) (BX_READ_32BIT_REG(i->sibBase()) + (Bit32s) i->displ32u());
  47 }
  48   bx_address  BX_CPP_AttrRegparmN(1)
  49 BX_CPU_C::BxResolve32BaseIndex(bxInstruction_c *i)
  50 {
  51   return (Bit32u) (BX_READ_32BIT_REG(i->sibBase()) + (BX_READ_32BIT_REG(i->sibIndex()) << i->sibScale()) + (Bit32s) i->displ32u());
  52 }
  53
  54 //
  55 // 64 bit address size
  56 //
  57
  58 #if BX_SUPPORT_X86_64
  59   bx_address  BX_CPP_AttrRegparmN(1)
  60 BX_CPU_C::BxResolve64Base(bxInstruction_c *i)
  61 {
  62   return BX_READ_64BIT_REG(i->sibBase()) + (Bit32s) i->displ32u();
  63 }
  64   bx_address  BX_CPP_AttrRegparmN(1)
  65 BX_CPU_C::BxResolve64BaseIndex(bxInstruction_c *i)
  66 {
  67   return BX_READ_64BIT_REG(i->sibBase()) + (BX_READ_64BIT_REG(i->sibIndex()) << i->sibScale()) + (Bit32s) i->displ32u();
  68 }
  69 #endif