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; DivError.asm 15; 16; Abstract: 17; 18; Set error flag for all division functions 19; 20;------------------------------------------------------------------------------ 21 22 .386 23 .model flat,C 24 .code 25 26;------------------------------------------------------------------------------ 27; UINT64 28; EFIAPI 29; InternalMathDivRemU64x32 ( 30; IN UINT64 Dividend, 31; IN UINT32 Divisor, 32; OUT UINT32 *Remainder 33; ); 34;------------------------------------------------------------------------------ 35InternalMathDivRemU64x32 PROC 36 mov ecx, [esp + 12] ; ecx <- divisor 37 mov eax, [esp + 8] ; eax <- dividend[32..63] 38 xor edx, edx 39 div ecx ; eax <- quotient[32..63], edx <- remainder 40 push eax 41 mov eax, [esp + 8] ; eax <- dividend[0..31] 42 div ecx ; eax <- quotient[0..31] 43 mov ecx, [esp + 20] ; ecx <- Remainder 44 jecxz @F ; abandon remainder if Remainder == NULL 45 mov [ecx], edx 46@@: 47 pop edx ; edx <- quotient[32..63] 48 ret 49InternalMathDivRemU64x32 ENDP 50 51 END 52