diff options
Diffstat (limited to 'src/VBox/Devices/EFI/Firmware/MdePkg/Library/BaseMemoryLibRepStr/X64/SetMem64.nasm')
| -rw-r--r-- | src/VBox/Devices/EFI/Firmware/MdePkg/Library/BaseMemoryLibRepStr/X64/SetMem64.nasm | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/src/VBox/Devices/EFI/Firmware/MdePkg/Library/BaseMemoryLibRepStr/X64/SetMem64.nasm b/src/VBox/Devices/EFI/Firmware/MdePkg/Library/BaseMemoryLibRepStr/X64/SetMem64.nasm new file mode 100644 index 00000000..9e57da17 --- /dev/null +++ b/src/VBox/Devices/EFI/Firmware/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 + |