Use ASM_PFX to optionnaly set the underscore prefix

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

#------------------------------------------------------------------------------\r
#\r
# Copyright (c) 2006, Intel Corporation\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
# Module Name:\r
#\r
#   DivError.asm\r
#\r
# Abstract:\r
#\r
#   Set error flag for all division functions\r
#\r
#------------------------------------------------------------------------------\r
\r
.globl ASM_PFX(InternalMathDivRemU64x32)\r
\r
#------------------------------------------------------------------------------\r
# UINT64\r
# EFIAPI\r
# InternalMathDivRemU64x32 (\r
#   IN      UINT64                    Dividend,\r
#   IN      UINT32                    Divisor,\r
#   OUT     UINT32                    *Remainder\r
#   );\r
#------------------------------------------------------------------------------\r
ASM_PFX(InternalMathDivRemU64x32):\r
    movl    12(%esp), %ecx\r
    movl    8(%esp), %eax\r
    xorl    %edx, %edx\r
    divl    %ecx\r
    push    %eax\r
    movl    8(%esp), %eax\r
    divl    %ecx\r
    movl    20(%esp), %ecx\r
    jecxz   L1\r
    movl    %edx, (%ecx)\r
L1:\r
    pop     %edx\r
    ret\r