diff options
Diffstat (limited to 'Core/MdePkg/Library/BaseMemoryLibOptPei/X64/SetMem64.nasm')
-rw-r--r-- | Core/MdePkg/Library/BaseMemoryLibOptPei/X64/SetMem64.nasm | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/Core/MdePkg/Library/BaseMemoryLibOptPei/X64/SetMem64.nasm b/Core/MdePkg/Library/BaseMemoryLibOptPei/X64/SetMem64.nasm new file mode 100644 index 0000000000..350f97a8e1 --- /dev/null +++ b/Core/MdePkg/Library/BaseMemoryLibOptPei/X64/SetMem64.nasm @@ -0,0 +1,45 @@ +;------------------------------------------------------------------------------
+;
+; Copyright (c) 2006, Intel Corporation. All rights reserved.<BR>
+; 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:
+;
+;------------------------------------------------------------------------------
+
+ DEFAULT REL
+ SECTION .text
+
+;------------------------------------------------------------------------------
+; VOID *
+; InternalMemSetMem64 (
+; IN VOID *Buffer,
+; IN UINTN Count,
+; IN UINT64 Value
+; )
+;------------------------------------------------------------------------------
+global ASM_PFX(InternalMemSetMem64)
+ASM_PFX(InternalMemSetMem64):
+ push rdi
+ mov rdi, rcx
+ mov rax, r8
+ xchg rcx, rdx
+ rep stosq
+ mov rax, rdx
+ pop rdi
+ ret
+
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