1 files changed, 0 insertions, 39 deletions
diff --git a/MdePkg/Library/BaseLib/X64/InterlockedCompareExchange64.S b/MdePkg/Library/BaseLib/X64/InterlockedCompareExchange64.S
deleted file mode 100644
index ae27964292..0000000000
--- a/MdePkg/Library/BaseLib/X64/InterlockedCompareExchange64.S
+++ /dev/null
@@ -1,39 +0,0 @@
-#------------------------------------------------------------------------------
-#
-# Copyright (c) 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:
-#
-#   InterlockedCompareExchange64.S
-#
-# Abstract:
-#
-#   InterlockedCompareExchange64 function
-#
-# Notes:
-#
-#------------------------------------------------------------------------------
-
-
-#------------------------------------------------------------------------------
-# UINT64
-# EFIAPI
-# InterlockedCompareExchange64 (
-#   IN      UINT64                    *Value,
-#   IN      UINT64                    CompareValue,
-#   IN      UINT64                    ExchangeValue
-#   );
-#------------------------------------------------------------------------------
-.global _InternalSyncCompareExchange64;
-.align 16;
-_InternalSyncCompareExchange64:
-    mov     %rsi, %rax
-    lock    cmpxchg %rdx,(%rdi)
-    ret