1 files changed, 41 insertions, 0 deletions
diff --git a/EDK/Foundation/Library/EdkIIGlueLib/Library/BaseLib/Ia32/SwapBytes64.asm b/EDK/Foundation/Library/EdkIIGlueLib/Library/BaseLib/Ia32/SwapBytes64.asm
new file mode 100644
index 0000000..679973d
--- /dev/null
+++ b/EDK/Foundation/Library/EdkIIGlueLib/Library/BaseLib/Ia32/SwapBytes64.asm
@@ -0,0 +1,41 @@
+; Copyright (c) 2004, 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:
+;
+;   CpuId.Asm
+;
+; Abstract:
+;
+;   AsmCpuid function
+;
+; Notes:
+;
+;------------------------------------------------------------------------------
+
+    .586
+    .model  flat,C
+    .code
+
+;------------------------------------------------------------------------------
+; UINT64
+; EFIAPI
+; InternalMathSwapBytes64 (
+;   IN      UINT64                    Operand
+;   );
+;------------------------------------------------------------------------------
+InternalMathSwapBytes64 PROC
+    mov     eax, [esp + 8]
+    mov     edx, [esp + 4]
+    bswap   eax
+    bswap   edx
+    ret
+InternalMathSwapBytes64 ENDP
+
+    END