1 ;------------------------------------------------------------------------------ 2 ; 3 ; Copyright (c) 2006, 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 ; InterlockedDecrement.Asm 15 ; 16 ; Abstract: 17 ; 18 ; InterlockedDecrement function 19 ; 20 ; Notes: 21 ; 22 ;------------------------------------------------------------------------------ 23 24 .386 25 .model flat,C 26 .code 27 28 ;------------------------------------------------------------------------------ 29 ; UINT32 30 ; EFIAPI 31 ; InternalSyncDecrement ( 32 ; IN UINT32 *Value 33 ; ); 34 ;------------------------------------------------------------------------------ 35 InternalSyncDecrement PROC 36 mov eax, [esp + 4] 37 lock dec dword ptr [eax] 38 mov eax, [eax] 39 ret 40 InternalSyncDecrement ENDP 41 42 END 43
