| ;------------------------------------------------------------------------------ | |
| ; | |
| ; Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR> | |
| ; 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: | |
| ; | |
| ; ScanMem64.Asm | |
| ; | |
| ; Abstract: | |
| ; | |
| ; ScanMem64 function | |
| ; | |
| ; Notes: | |
| ; | |
| ; The following BaseMemoryLib instances contain the same copy of this file: | |
| ; | |
| ; BaseMemoryLibRepStr | |
| ; BaseMemoryLibMmx | |
| ; BaseMemoryLibSse2 | |
| ; BaseMemoryLibOptDxe | |
| ; BaseMemoryLibOptPei | |
| ; | |
| ;------------------------------------------------------------------------------ | |
| SECTION .text | |
| ;------------------------------------------------------------------------------ | |
| ; CONST VOID * | |
| ; EFIAPI | |
| ; InternalMemScanMem64 ( | |
| ; IN CONST VOID *Buffer, | |
| ; IN UINTN Length, | |
| ; IN UINT64 Value | |
| ; ); | |
| ;------------------------------------------------------------------------------ | |
| global ASM_PFX(InternalMemScanMem64) | |
| ASM_PFX(InternalMemScanMem64): | |
| push edi | |
| mov ecx, [esp + 12] | |
| mov eax, [esp + 16] | |
| mov edx, [esp + 20] | |
| mov edi, [esp + 8] | |
| .0: | |
| cmp eax, [edi] | |
| lea edi, [edi + 8] | |
| loopne .0 | |
| jne .1 | |
| cmp edx, [edi - 4] | |
| jecxz .1 | |
| jne .0 | |
| .1: | |
| lea eax, [edi - 8] | |
| cmovne eax, ecx | |
| pop edi | |
| ret | |