1;------------------------------------------------------------------------------ 2; 3; Copyright (c) 2007, Intel Corporation. All rights reserved.<BR> 4; This program and the accompanying materials 5; are licensed and made available under the terms and conditions of the BSD License 6; which accompanies this distribution. The full text of the license may be found at 7; http://opensource.org/licenses/bsd-license.php 8; 9; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, 10; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. 11; 12; Module Name: 13; 14; EfiZeroMemRep4.asm 15; 16; Abstract: 17; 18; ZeroMem function 19; 20; Notes: 21; 22;------------------------------------------------------------------------------ 23 24 .code 25 26;------------------------------------------------------------------------------ 27; VOID 28; EfiCommonLibZeroMem ( 29; IN VOID *Buffer, 30; IN UINTN Size 31; ); 32;------------------------------------------------------------------------------ 33EfiCommonLibZeroMem PROC USES rdi 34 xor rax, rax 35 mov rdi, rcx 36 mov rcx, rdx 37 shr rcx, 2 38 and rdx, 3 39 rep stosd 40 mov rcx, rdx 41 rep stosb 42 ret 43EfiCommonLibZeroMem ENDP 44 45 END