// Copyright (c) 1995-2009 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 "Eclipse Public License v1.0"

// which accompanies this distribution, and is available

// at the URL "http://www.eclipse.org/legal/epl-v10.html".

//

// Initial Contributors:

// Mike Kinghan, mikek@symbian.org, for Symbian Foundation

//

// Contributors:

//

// Description:

// kernelhwsrv/kernel/eka/common/arm/gccehlp.cpp

// 

//

#include "../common.h"

#include <nkern.h>

extern "C" {

EXPORT_C int __aeabi_idiv0 (int return_value)

    {

      FAULT();

      return return_value;

    }

EXPORT_C long long __aeabi_ldiv0 (long long return_value)

    {

      FAULT();

      return return_value;

    }

EXPORT_C int __cxa_pure_virtual()

//

// Gets called for any unreplaced pure virtual methods.

//

	{

#ifdef __STANDALONE_NANOKERNEL__

	__NK_ASSERT_ALWAYS(0);

#else

	Panic(EPureVirtualCalled);

#endif

	return 0;

	}

#ifdef __KERNEL_MODE__

void __cxa_end_catch(){}

void __cxa_begin_catch(){}

void __cxa_rethrow(){}

// std::terminate

void __cxa_call_unexpected() {}

void __aeabi_unwind_cpp_pr0() {}

void __cxa_end_cleanup() {}

EXPORT_C void __cxa_guard_abort() {}

EXPORT_C void __cxa_guard_acquire() {}

EXPORT_C void __cxa_guard_release() {}

#endif

}

//

// The global new operator.

//

#include <kernel/kernel.h>

EXPORT_C TAny* operator new[](TUint aSize, const std::nothrow_t&) __NO_THROW

	{

	return Kern::Alloc(aSize);

	}

EXPORT_C TAny* operator new(TUint aSize, const std::nothrow_t&) __NO_THROW

	{

	return Kern::Alloc(aSize);

	}

__NAKED__ void __rt_exporter_dummy(void)

	{

// Ensure that "vtable for __cxxabiv1::__si_class_type_info" is available from ekern.exe

// ** This is almost certainly just creating an instance of the symbol, without supplying the 

// ** required functionality!

#define COMM_SYMBOL(x)  asm(".comm " x ",4")

COMM_SYMBOL("_ZTVN10__cxxabiv117__class_type_infoE");     // vtable for __cxxabiv1::__class_type_info

COMM_SYMBOL("_ZTVN10__cxxabiv120__si_class_type_infoE");  // vtable for __cxxabiv1::__si_class_type_info

COMM_SYMBOL("_ZTVN10__cxxabiv121__vmi_class_type_infoE"); // vtable for __cxxabiv1::__vmi_class_type_info

// Implementations exist as globals in libgcc.a, we just need to pull them in

#define IMPORT_GLOBAL(x)  asm(".global " x );

IMPORT_GLOBAL("__aeabi_lasr");

IMPORT_GLOBAL("__aeabi_lcmp");

IMPORT_GLOBAL("__aeabi_llsl");

IMPORT_GLOBAL("__aeabi_llsr");

IMPORT_GLOBAL("__aeabi_lmul");

IMPORT_GLOBAL("__aeabi_ulcmp");

// Implementations exist as "hidden" in libgcc.a, so we need to pull them in and reveal them

// ** This version will completely fail to do that, but creates junk to be exported

#define IMPORT_HIDDEN(x)  asm(".comm " x ",4");

// unaligned-funcs.c

IMPORT_HIDDEN("__aeabi_uread4");

IMPORT_HIDDEN("__aeabi_uread8");

IMPORT_HIDDEN("__aeabi_uwrite4");

IMPORT_HIDDEN("__aeabi_uwrite8");

	}