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diff --git a/MdePkg/Library/BaseLib/X64/SetJump.asm b/MdePkg/Library/BaseLib/X64/SetJump.asm
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+;------------------------------------------------------------------------------
+;
+; 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:
+;
+; SetJump.Asm
+;
+; Abstract:
+;
+; Implementation of SetJump() on x64.
+;
+;------------------------------------------------------------------------------
+
+ .code
+
+SetJump PROC
+ pop rdx
+ mov [rcx], rbx
+ mov [rcx + 8], rsp
+ mov [rcx + 10h], rbp
+ mov [rcx + 18h], rdi
+ mov [rcx + 20h], rsi
+ mov [rcx + 28h], r12
+ mov [rcx + 30h], r13
+ mov [rcx + 38h], r14
+ mov [rcx + 40h], r15
+ mov [rcx + 48h], rdx
+ xor rax, rax
+ jmp rdx
+SetJump ENDP
+
+ END