;------------------------------------------------------------------------------ ; ; Copyright (c) 2006, 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: ; ; MultU64x32.nasm ; ; Abstract: ; ; Calculate the product of a 64-bit integer and a 32-bit integer ; ;------------------------------------------------------------------------------ SECTION .text ;------------------------------------------------------------------------------ ; UINT64 ; EFIAPI ; InternalMathMultU64x32 ( ; IN UINT64 Multiplicand, ; IN UINT32 Multiplier ; ); ;------------------------------------------------------------------------------ global ASM_PFX(InternalMathMultU64x32) ASM_PFX(InternalMathMultU64x32): mov ecx, [esp + 12] mov eax, ecx imul ecx, [esp + 8] ; overflow not detectable mul dword [esp + 4] add edx, ecx ret