CloverBootloader/MdePkg/Library/BaseLib/Ia32/FxRestore.c
2019-09-03 12:58:42 +03:00

35 lines
719 B
C

/** @file
AsmFxRestore function
Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include "BaseLibInternals.h"
/**
Restores the current floating point/SSE/SSE2 context from a buffer.
Restores the current floating point/SSE/SSE2 state from the buffer specified
by Buffer. Buffer must be aligned on a 16-byte boundary. This function is
only available on IA-32 and x64.
@param Buffer The pointer to a buffer to save the floating point/SSE/SSE2 context.
**/
VOID
EFIAPI
InternalX86FxRestore (
IN CONST IA32_FX_BUFFER *Buffer
)
{
_asm {
mov eax, Buffer
fxrstor [eax]
}
}