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Diffstat (limited to 'MdePkg/Library/BaseMemoryLibOptPei/x64/SetMem64.asm')
-rw-r--r--MdePkg/Library/BaseMemoryLibOptPei/x64/SetMem64.asm43
1 files changed, 43 insertions, 0 deletions
diff --git a/MdePkg/Library/BaseMemoryLibOptPei/x64/SetMem64.asm b/MdePkg/Library/BaseMemoryLibOptPei/x64/SetMem64.asm
new file mode 100644
index 0000000000..97884a36fe
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+++ b/MdePkg/Library/BaseMemoryLibOptPei/x64/SetMem64.asm
@@ -0,0 +1,43 @@
+;------------------------------------------------------------------------------
+;
+; 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:
+;
+; SetMem64.Asm
+;
+; Abstract:
+;
+; SetMem64 function
+;
+; Notes:
+;
+;------------------------------------------------------------------------------
+
+ .code
+
+;------------------------------------------------------------------------------
+; VOID *
+; InternalMemSetMem64 (
+; IN VOID *Buffer,
+; IN UINTN Count,
+; IN UINT64 Value
+; )
+;------------------------------------------------------------------------------
+InternalMemSetMem64 PROC USES rdi
+ mov rdi, rcx
+ mov rax, r8
+ xchg rcx, rdx
+ rep stosq
+ mov rax, rdx
+ ret
+InternalMemSetMem64 ENDP
+
+ END