diff options
Diffstat (limited to 'roms/edk2/MdePkg/Library/BaseMemoryLibRepStr/X64/SetMem64.nasm')
| -rw-r--r-- | roms/edk2/MdePkg/Library/BaseMemoryLibRepStr/X64/SetMem64.nasm | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/roms/edk2/MdePkg/Library/BaseMemoryLibRepStr/X64/SetMem64.nasm b/roms/edk2/MdePkg/Library/BaseMemoryLibRepStr/X64/SetMem64.nasm new file mode 100644 index 000000000..03228e02c --- /dev/null +++ b/roms/edk2/MdePkg/Library/BaseMemoryLibRepStr/X64/SetMem64.nasm @@ -0,0 +1,39 @@ +;------------------------------------------------------------------------------
+;
+; Copyright (c) 2006, Intel Corporation. All rights reserved.<BR>
+; SPDX-License-Identifier: BSD-2-Clause-Patent
+;
+; 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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