diff options
Diffstat (limited to 'MdePkg/Library/BaseMemoryLibOptDxe/X64/ZeroMem.S')
| -rw-r--r-- | MdePkg/Library/BaseMemoryLibOptDxe/X64/ZeroMem.S | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/MdePkg/Library/BaseMemoryLibOptDxe/X64/ZeroMem.S b/MdePkg/Library/BaseMemoryLibOptDxe/X64/ZeroMem.S new file mode 100644 index 0000000000..97c3130709 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibOptDxe/X64/ZeroMem.S @@ -0,0 +1,51 @@ +# +# ConvertAsm.py: Automatically generated from ZeroMem.asm +# +#------------------------------------------------------------------------------ +# +# 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: +# +# ZeroMem.S +# +# Abstract: +# +# ZeroMem function +# +# Notes: +# +#------------------------------------------------------------------------------ + + +#------------------------------------------------------------------------------ +# VOID * +# InternalMemZeroMem ( +# IN VOID *Buffer, +# IN UINTN Count +# ); +#------------------------------------------------------------------------------ +.intel_syntax noprefix +.globl ASM_PFX(InternalMemZeroMem) +ASM_PFX(InternalMemZeroMem): + push rdi + push rcx + xor rax, rax + mov rdi, rcx + mov rcx, rdx + shr rcx, 3 + and rdx, 7 + rep stosq + mov ecx, edx + rep stosb + pop rax + pop rdi + ret + |