1;------------------------------------------------------------------------------ 2; 3; Copyright (c) 2006 - 2008, 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; ScanMem64.Asm 15; 16; Abstract: 17; 18; ScanMem64 function 19; 20; Notes: 21; 22; The following BaseMemoryLib instances contain the same copy of this file: 23; 24; BaseMemoryLibRepStr 25; BaseMemoryLibMmx 26; BaseMemoryLibSse2 27; BaseMemoryLibOptDxe 28; BaseMemoryLibOptPei 29; 30;------------------------------------------------------------------------------ 31 32 SECTION .text 33 34;------------------------------------------------------------------------------ 35; CONST VOID * 36; EFIAPI 37; InternalMemScanMem64 ( 38; IN CONST VOID *Buffer, 39; IN UINTN Length, 40; IN UINT64 Value 41; ); 42;------------------------------------------------------------------------------ 43global ASM_PFX(InternalMemScanMem64) 44ASM_PFX(InternalMemScanMem64): 45 push edi 46 mov ecx, [esp + 12] 47 mov eax, [esp + 16] 48 mov edx, [esp + 20] 49 mov edi, [esp + 8] 50.0: 51 cmp eax, [edi] 52 lea edi, [edi + 8] 53 loopne .0 54 jne .1 55 cmp edx, [edi - 4] 56 jecxz .1 57 jne .0 58.1: 59 lea eax, [edi - 8] 60 cmovne eax, ecx 61 pop edi 62 ret 63 64