1. Port X64, IPF and EBC arch for BaseLib

[mirror_edk2.git] / MdePkg / Library / BaseMemoryLibSse2 / Ia32 / ScanMem32.asm

;------------------------------------------------------------------------------\r
;\r
; Copyright (c) 2006, Intel Corporation\r
; All rights reserved. This program and the accompanying materials\r
; are licensed and made available under the terms and conditions of the BSD License\r
; which accompanies this distribution.  The full text of the license may be found at\r
; http://opensource.org/licenses/bsd-license.php\r
;\r
; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
;\r
; Module Name:\r
;\r
;   ScanMem32.Asm\r
;\r
; Abstract:\r
;\r
;   ScanMem32 function\r
;\r
; Notes:\r
;\r
;   The following BaseMemoryLib instances share the same version of this file:\r
;\r
;       BaseMemoryLibRepStr\r
;       BaseMemoryLibMmx\r
;       BaseMemoryLibSse2\r
;\r
;------------------------------------------------------------------------------\r
\r
    .686\r
    .model  flat,C\r
    .code\r
\r
;------------------------------------------------------------------------------\r
; CONST VOID *\r
; EFIAPI\r
; InternalMemScanMem32 (\r
;   IN      CONST VOID                *Buffer,\r
;   IN      UINTN                     Length,\r
;   IN      UINT32                    Value\r
;   );\r
;------------------------------------------------------------------------------\r
InternalMemScanMem32    PROC    USES    edi\r
    mov     ecx, [esp + 12]\r
    mov     edi, [esp + 8]\r
    mov     eax, [esp + 16]\r
    repne   scasd\r
    lea     eax, [edi - 4]\r
    cmovnz  eax, ecx\r
    ret\r
InternalMemScanMem32    ENDP\r
\r
    END\r