29 sal_Int32 nFunctionIndex, sal_Int32 nVtableOffset,
30 void ** gpreg,
void ** fpreg,
void ** ovrflw,
31 sal_uInt64 * pRegisterReturn );
void cpp_vtable_call(sal_Int32 func, sal_Int32 offset, void **pStack)
is called on incoming vtable calls (called by asm snippets)