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 ; MultU64x32.asm 15 ; 16 ; Abstract: 17 ; 18 ; Calculate the product of a 64-bit integer and a 32-bit integer 19 ; 20 ;------------------------------------------------------------------------------ 21 22 .386 23 .model flat,C 24 .code 25 26 ;------------------------------------------------------------------------------ 27 ; UINT64 28 ; EFIAPI 29 ; InternalMathMultU64x32 ( 30 ; IN UINT64 Multiplicand, 31 ; IN UINT32 Multiplier 32 ; ); 33 ;------------------------------------------------------------------------------ 34 InternalMathMultU64x32 PROC 35 mov ecx, [esp + 12] 36 mov eax, ecx 37 imul ecx, [esp + 8] ; overflow not detectable 38 mul dword ptr [esp + 4] 39 add edx, ecx 40 ret 41 InternalMathMultU64x32 ENDP 42 43 END 44
