diff -r 000000000000 -r a41df078684a kernel/eka/compsupp/rvct/ucppfini.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/kernel/eka/compsupp/rvct/ucppfini.cpp Mon Oct 19 15:55:17 2009 +0100 @@ -0,0 +1,87 @@ +// Copyright (c) 2008-2009 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 usrt.lib (but not ksrt.lib). +// +// + + +extern "C" { + +typedef void (DTOR)(void *); + +struct dtd +{ + void * obj; + DTOR * dtor; +}; + + +#define MAX_DTOR_RECORDS 256 +dtd dtor_rec[MAX_DTOR_RECORDS]; + +typedef dtd** dso_handle; +dtd * __dso_handle = &dtor_rec[MAX_DTOR_RECORDS]; + + +// This is called by compiler generated code to record needed destructions of +// dynamically initialized (ctor) top level (BSS) data. +// I guess this is more efficient for the compiler than __cxa_atexit, since +// it takes the object that needs dtoring as its first arg, which means its in +// the right register when the ctor returns. +void __aeabi_atexit(void *aObject, void (*aDtor)(void *), dso_handle aHandle) + { + dtd * drec = *aHandle; + drec--; + + if (drec < &dtor_rec[0]) + return; // Need to decide what to do here + + drec->dtor = aDtor; + drec->obj = aObject; + + *aHandle = drec; + } + +int __cxa_atexit( void (*aDtor)(void *), void *aObject, dso_handle aHandle ) + { + __aeabi_atexit(aObject, aDtor, aHandle); + + // This is what the C++ GABI spec says to do!! + if (*aHandle < &dtor_rec[0]) + return -1; + + return 0; + } + +void __cxa_finalize(dso_handle d) + { + dtd * drec = * d; + dtd * lim = &dtor_rec[MAX_DTOR_RECORDS]; + + while (drec < lim) + { + drec->dtor(drec->obj); + drec++; + } + + *d = drec; + } + +void run_static_dtors() + { + __cxa_finalize(&__dso_handle); + } + + +} // extern "C"