Bochs/bochs/cpu/fpu_emu.cc
Stanislav Shwartsman 7b6c2587a9 Now devices could be compiled separatelly from CPU
Averything that required cpu.h include now has it explicitly and there are a lot of files not dependant by CPU at all which will compile a lot faster now ...
2006-03-06 22:03:16 +00:00

54 lines
1.8 KiB
C++

/////////////////////////////////////////////////////////////////////////
// $Id: fpu_emu.cc,v 1.3 2006-03-06 22:02:59 sshwarts Exp $
/////////////////////////////////////////////////////////////////////////
// Copyright (C) 2004 MandrakeSoft S.A.
//
// MandrakeSoft S.A.
// 43, rue d'Aboukir
// 75002 Paris - France
// http://www.linux-mandrake.com/
// http://www.mandrakesoft.com/
//
// 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
/////////////////////////////////////////////////////////////////////////
#define LOG_THIS BX_CPU_THIS_PTR
#include "bochs.h"
#include "cpu.h"
#define LOG_THIS BX_CPU_THIS_PTR
/* 9B */
void BX_CPU_C::FWAIT(bxInstruction_c *i)
{
#if BX_SUPPORT_FPU
if (BX_CPU_THIS_PTR cr0.ts && BX_CPU_THIS_PTR cr0.mp)
exception(BX_NM_EXCEPTION, 0, 0);
BX_CPU_THIS_PTR FPU_check_pending_exceptions();
#else
BX_INFO(("FWAIT: requred FPU, use --enable-fpu"));
#endif
}
/* relevant only when FPU support is disabled */
#if BX_SUPPORT_FPU == 0
void BX_CPU_C::FPU_ESC(bxInstruction_c *i)
{
if (BX_CPU_THIS_PTR cr0.em || BX_CPU_THIS_PTR cr0.ts)
exception(BX_NM_EXCEPTION, 0, 0);
}
#endif