Code Scrub for Protocol Definition

[mirror_edk2.git] / MdePkg / Library / BaseLib / Ia32 / DivU64x32Remainder.c

/** @file\r
  Set error flag for all division functions\r
\r
  Copyright (c) 2006 - 2007, Intel Corporation<BR>\r
  All rights reserved. This program and the accompanying materials\r
  are licensed and made available under the terms and conditions of the BSD License\r
  which accompanies this distribution.  The full text of the license may be found at\r
  http://opensource.org/licenses/bsd-license.php\r
\r
  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
\r
**/\r
\r
//\r
// Include common header file for this module.\r
//\r
\r
\r
UINT64\r
EFIAPI\r
InternalMathDivRemU64x32 (\r
  IN      UINT64                    Dividend,\r
  IN      UINT32                    Divisor,\r
  OUT     UINT32                    *Remainder\r
  )\r
{\r
  _asm {\r
    mov     ecx, Divisor\r
    mov     eax, dword ptr [Dividend + 4]\r
    xor     edx, edx\r
    div     ecx\r
    push    eax\r
    mov     eax, dword ptr [Dividend + 0]\r
    div     ecx\r
    mov     ecx, Remainder\r
    jecxz   RemainderNull                      // abandon remainder if Remainder == NULL\r
    mov     [ecx], edx\r
RemainderNull:\r
    pop     edx\r
  }\r
}\r
\r