+++ /dev/null
-#------------------------------------------------------------------------------
-#
-# 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.asm
-#
-# Abstract:
-#
-# ZeroMem function
-#
-# Notes:
-#
-#------------------------------------------------------------------------------
-
- .686:
- #.MODEL flat,C
- .xmm:
- .code:
-
-#------------------------------------------------------------------------------
-# VOID *
-# _mem_ZeroMem (
-# IN VOID *Buffer,
-# IN UINTN Count
-# )
-#------------------------------------------------------------------------------
-.global _InternalMemZeroMem
-_InternalMemZeroMem:
- push %edi
- movl 8(%esp), %edi
- movl 12(%esp), %ecx
- movl %ecx, %edx
- shrl $3, %ecx
- jz @ZeroBytes
- pxor %mm0, %mm0
-L0:
- movntq %mm0, (%edi)
- addl $8, %edi
- loop L0
- mfence
-@ZeroBytes:
- andl $7, %edx
- xorl %eax, %eax
- movl %edx, %ecx
- rep
- stosb
- movl 8(%esp), %eax
- pop %edi
- ret