/*++

Copyright (c) 2004 - 2006, Intel Corporation                                                         
All rights reserved. This program and the accompanying materials                          
are licensed and made available under the terms and conditions of the BSD License         
which accompanies this distribution.  The full text of the license may be found at        
http://opensource.org/licenses/bsd-license.php                                            
                                                                                          
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,                     
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.  


Module Name:

  RShiftU64.c
  
Abstract: 

  

--*/

#include "BaseLibInternals.h"

UINT64
EFIAPI
InternalMathRShiftU64 (
  IN      UINT64                    Operand,
  IN      UINTN                     Count
  )
{
  _asm {
    mov     cl, byte ptr [Count]
    xor     edx, edx
    mov     eax, dword ptr [Operand + 4]
    test    cl, 32
    cmovz   edx, eax
    cmovz   eax, dword ptr [Operand + 0]
    shrd    eax, edx, cl
    shr     edx, cl
  }
}

