audk/MdePkg/Library/BaseMemoryLibOptPei/X64/ZeroMem.S

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ArmAsm
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#
# ConvertAsm.py: Automatically generated from ZeroMem.asm
#
#------------------------------------------------------------------------------
#
# Copyright (c) 2006 - 2008, 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