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; EfiSetMemRep4.asm 15; 16; Abstract: 17; 18; SetMem function 19; 20; Notes: 21; 22;------------------------------------------------------------------------------ 23 24 .code 25 26;------------------------------------------------------------------------------ 27; VOID 28; EfiCommonLibSetMem ( 29; OUT VOID *Buffer, 30; IN UINTN Size, 31; IN UINT8 Value 32; ); 33;------------------------------------------------------------------------------ 34EfiCommonLibSetMem PROC USES rdi 35 cmp rdx, 0 ; if Size == 0, do nothing 36 je @SetDone 37 mov rdi, rcx 38 mov al, r8b 39 mov ah, al 40 shrd ecx, eax, 16 41 shld eax, ecx, 16 42 mov rcx, rdx 43 shr rcx, 2 44 rep stosd 45 mov rcx, rdx 46 and rcx, 3 47 rep stosb 48@SetDone: 49 ret 50EfiCommonLibSetMem ENDP 51 52 END 53 54