;------------------------------------------------------------------------------ ; ; 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: ; ; DivError.asm ; ; Abstract: ; ; Set error flag for all division functions ; ;------------------------------------------------------------------------------ .386 .model flat,C .code ;------------------------------------------------------------------------------ ; UINT64 ; EFIAPI ; InternalMathDivRemU64x32 ( ; IN UINT64 Dividend, ; IN UINT32 Divisor, ; OUT UINT32 *Remainder ; ); ;------------------------------------------------------------------------------ InternalMathDivRemU64x32 PROC mov ecx, [esp + 12] ; ecx <- divisor mov eax, [esp + 8] ; eax <- dividend[32..63] xor edx, edx div ecx ; eax <- quotient[32..63], edx <- remainder push eax mov eax, [esp + 8] ; eax <- dividend[0..31] div ecx ; eax <- quotient[0..31] mov ecx, [esp + 20] ; ecx <- Remainder jecxz @F ; abandon remainder if Remainder == NULL mov [ecx], edx @@: pop edx ; edx <- quotient[32..63] ret InternalMathDivRemU64x32 ENDP END