;------------------------------------------------------------------------------ | |
; | |
; Copyright (c) 2006, Intel Corporation | |
; All rights reserved. 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: | |
; | |
; CompareMem.Asm | |
; | |
; Abstract: | |
; | |
; CompareMem function | |
; | |
; Notes: | |
; | |
; The following BaseMemoryLib instances share the same version of this file: | |
; | |
; BaseMemoryLibRepStr | |
; BaseMemoryLibMmx | |
; BaseMemoryLibSse2 | |
; | |
;------------------------------------------------------------------------------ | |
.code | |
InternalMemCompareMem PROC USES rsi rdi | |
mov rsi, rcx | |
mov rdi, rdx | |
mov rcx, r8 | |
repe cmpsb | |
movzx rax, byte ptr [rsi - 1] | |
movzx rdx, byte ptr [rdi - 1] | |
sub rax, rdx | |
ret | |
InternalMemCompareMem ENDP | |
END |