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#------------------------------------------------------------------------------
#
# Copyright (c) 2009 - 2011, Intel Corporation. All rights reserved.<BR>
# 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:
#
# MathReminderU64x64.S
#
# Abstract:
#
# 64-bit Math Worker Function.
# Divides a 64-bit unsigned value by another 64-bit unsigned value and returns
# the 64-bit unsigned remainder
#
#------------------------------------------------------------------------------
.686:
.code:
ASM_GLOBAL ASM_PFX(__umoddi3), ASM_PFX(DivU64x64Remainder)
#------------------------------------------------------------------------------
#
# void __cdecl __umoddi3 (void)
#
#------------------------------------------------------------------------------
ASM_PFX(__umoddi3):
# Original local stack when calling __umoddi3
# -----------------
# | |
# |---------------|
# | |
# |-- Divisor --|
# | |
# |---------------|
# | |
# |-- Dividend --|
# | |
# |---------------|
# | ReturnAddr** |
# ESP---->|---------------|
#
#
# Set up the local stack for Reminder pointer
#
sub $8, %esp
push %esp
#
# Set up the local stack for Divisor parameter
#
movl 28(%esp), %eax
push %eax
movl 28(%esp), %eax
push %eax
#
# Set up the local stack for Dividend parameter
#
movl 28(%esp), %eax
push %eax
movl 28(%esp), %eax
push %eax
#
# Call native DivU64x64Remainder of BaseLib
#
jmp ASM_PFX(DivU64x64Remainder)
#
# Put the Reminder in EDX:EAX as return value
#
movl 20(%esp), %eax
movl 24(%esp), %edx
#
# Adjust stack
#
add $28, %esp
ret $16
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