audk/MdePkg/Library/BaseLib/Ia32/DivU64x32.S

42 lines
1.3 KiB
ArmAsm

#------------------------------------------------------------------------------
#
# 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:
#
# DivU64x32.asm
#
# Abstract:
#
# Calculate the quotient of a 64-bit integer by a 32-bit integer
#
#------------------------------------------------------------------------------
.globl ASM_PFX(InternalMathDivU64x32)
#------------------------------------------------------------------------------
# UINT64
# EFIAPI
# InternalMathDivU64x32 (
# IN UINT64 Dividend,
# IN UINT32 Divisor
# );
#------------------------------------------------------------------------------
ASM_PFX(InternalMathDivU64x32):
movl 8(%esp), %eax
movl 12(%esp), %ecx
xorl %edx, %edx
divl %ecx
push %eax
movl 8(%esp), %eax
divl %ecx
pop %edx
ret