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[mirror_edk2.git] / MdePkg / Library / BaseLib / Ia32 / WriteMm6.c

/** @file\r
  AsmWriteMm6 function\r
\r
  Copyright (c) 2006 - 2007, Intel Corporation<BR>\r
  All rights reserved. This program and the accompanying materials\r
  are licensed and made available under the terms and conditions of the BSD License\r
  which accompanies this distribution.  The full text of the license may be found at\r
  http://opensource.org/licenses/bsd-license.php\r
\r
  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
\r
**/\r
\r
//\r
// Include common header file for this module.\r
//\r
\r
\r
/**\r
  Writes the current value of 64-bit MMX Register #6 (MM6).\r
\r
  Writes the current value of MM6. This function is only available on IA32 and\r
  X64.\r
\r
  @param  Value The 64-bit value to write to MM6.\r
\r
**/\r
VOID\r
EFIAPI\r
AsmWriteMm6 (\r
  IN UINT64   Value\r
  )\r
{\r
  _asm {\r
    movq    mm6, qword ptr [Value]\r
    emms\r
  }\r
}\r
\r