kernel/eka/compsupp/rvct/dfprvct-thunk.cpp
author Slion
Tue, 08 Dec 2009 08:11:42 +0100
branchanywhere
changeset 19 f6d3d9676ee4
parent 0 a41df078684a
permissions -rw-r--r--
Trying to figure out how to implement my WINC like compatibility layer. Going the emulation way is probably not so smart. We should not use the kernel but rather hook native functions in the Exec calls.

// Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).
// All rights reserved.
// This component and the accompanying materials are made available
// under the terms of the License "ARM EABI LICENCE.txt"
// which accompanies this distribution, and is available
// in kernel/eka/compsupp.
//
// Initial Contributors:
// Nokia Corporation - initial contribution.
//
// Contributors:
//
// Description:
//

// This file is part of dfprvct-thunk.dll.
//


extern "C"
{
IMPORT_C double __aeabi_l2d(long long);
IMPORT_C double __aeabi_ul2d(unsigned long long);
IMPORT_C long long __aeabi_d2lz(double);
IMPORT_C unsigned long long __aeabi_d2ulz(double);
IMPORT_C float __aeabi_l2f(long long);
IMPORT_C float __aeabi_ul2f(unsigned long long);
IMPORT_C long long __aeabi_f2lz(float);
IMPORT_C unsigned long long __aeabi_f2ulz(float);

EXPORT_C double _ll_sto_d(long long val)
	{
	return __aeabi_l2d(val);
	}

EXPORT_C double _ll_usto_d(unsigned long long val)
	{
	return __aeabi_ul2d(val);
	}

EXPORT_C long long _ll_sfrom_d(double val)
	{
	return __aeabi_d2lz(val);
	}

EXPORT_C unsigned long long _ll_usfrom_d(double val)
	{
	return __aeabi_d2ulz(val);
	}

EXPORT_C float _ll_sto_f(long long val)
	{
	return __aeabi_l2d(val);
	}

EXPORT_C float _ll_usto_f(unsigned long long val)
	{
	return __aeabi_ul2d(val);
	}

EXPORT_C long long _ll_sfrom_f(float val)
	{
	return __aeabi_d2lz(val);
	}

EXPORT_C unsigned long long _ll_usfrom_f(float val)
	{
	return __aeabi_d2ulz(val);
	}

} // extern "C"