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Fixed restore of FCS field

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This commit is contained in:
Stanislav Shwartsman 2008-08-16 12:19:30 +00:00
parent edae99eb48
commit 8107e7f084
2 changed files with 9 additions and 11 deletions
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8
bochs/cpu/sse_move.cc
View File

@ -1,5 +1,5 @@
/////////////////////////////////////////////////////////////////////////
// $Id: sse_move.cc,v 1.94 2008-08-08 09:22:48 sshwarts Exp $
// $Id: sse_move.cc,v 1.95 2008-08-16 12:19:30 sshwarts Exp $
/////////////////////////////////////////////////////////////////////////
//
// Copyright (c) 2003 Stanislav Shwartsman
@ -199,7 +199,7 @@ void BX_CPP_AttrRegparmN(1) BX_CPU_C::FXSAVE(bxInstruction_c *i)
else
#endif
{
xmm.xmm32u(2) = (Bit32u)(BX_CPU_THIS_PTR the_i387.fip) & 0xffffffff;
xmm.xmm32u(2) = (Bit32u)(BX_CPU_THIS_PTR the_i387.fip);
xmm.xmm32u(3) = (BX_CPU_THIS_PTR the_i387.fcs);
}
@ -225,7 +225,7 @@ void BX_CPP_AttrRegparmN(1) BX_CPU_C::FXSAVE(bxInstruction_c *i)
else
#endif
{
xmm.xmm32u(0) = (Bit32u)(BX_CPU_THIS_PTR the_i387.fdp) & 0xffffffff;
xmm.xmm32u(0) = (Bit32u)(BX_CPU_THIS_PTR the_i387.fdp);
xmm.xmm32u(1) = (BX_CPU_THIS_PTR the_i387.fds);
}
@ -314,7 +314,7 @@ void BX_CPP_AttrRegparmN(1) BX_CPU_C::FXRSTOR(bxInstruction_c *i)
#endif
{
BX_CPU_THIS_PTR the_i387.fip = xmm.xmm32u(2);
BX_CPU_THIS_PTR the_i387.fcs = xmm.xmm16u(5);
BX_CPU_THIS_PTR the_i387.fcs = xmm.xmm16u(6);
}
Bit32u tag_byte = xmm.xmmubyte(4);

12
bochs/cpu/xsave.cc
View File

@ -1,5 +1,5 @@
/////////////////////////////////////////////////////////////////////////
// $Id: xsave.cc,v 1.13 2008-08-08 09:22:49 sshwarts Exp $
// $Id: xsave.cc,v 1.14 2008-08-16 12:19:30 sshwarts Exp $
/////////////////////////////////////////////////////////////////////////
//
// Copyright (c) 2008 Stanislav Shwartsman
@ -84,7 +84,7 @@ void BX_CPP_AttrRegparmN(1) BX_CPU_C::XSAVE(bxInstruction_c *i)
else
#endif
{
xmm.xmm32u(2) = (Bit32u)(BX_CPU_THIS_PTR the_i387.fip) & 0xffffffff;
xmm.xmm32u(2) = (Bit32u)(BX_CPU_THIS_PTR the_i387.fip);
xmm.xmm32u(3) = (BX_CPU_THIS_PTR the_i387.fcs);
}
@ -107,10 +107,8 @@ void BX_CPP_AttrRegparmN(1) BX_CPU_C::XSAVE(bxInstruction_c *i)
else
#endif
{
write_virtual_dword(i->seg(), eaddr + 16,
(Bit32u)(BX_CPU_THIS_PTR the_i387.fdp & 0xffffffff));
write_virtual_dword(i->seg(), eaddr + 20,
(Bit32u)(BX_CPU_THIS_PTR the_i387.fds));
write_virtual_dword(i->seg(), eaddr + 16, (Bit32u) BX_CPU_THIS_PTR the_i387.fdp);
write_virtual_dword(i->seg(), eaddr + 20, (Bit32u) BX_CPU_THIS_PTR the_i387.fds);
}
/* do not touch MXCSR state */
@ -213,7 +211,7 @@ void BX_CPP_AttrRegparmN(1) BX_CPU_C::XRSTOR(bxInstruction_c *i)
#endif
{
BX_CPU_THIS_PTR the_i387.fip = xmm.xmm32u(2);
BX_CPU_THIS_PTR the_i387.fcs = xmm.xmm16u(5);
BX_CPU_THIS_PTR the_i387.fcs = xmm.xmm16u(6);
}
Bit32u tag_byte = xmm.xmmubyte(4);