stackFns.h

#ifndef __STACKFNS_H
#define __STACKFNS_H
/*NB_REVISION*/
 
/*NB_COPYRIGHT*/
#include <basictypes.h>
 
template<typename rT, typename... Ts>
using ArbFn_t = rT (*)(Ts...);
 
template<typename rT, typename... Ts>
rT RunFnOnStack(ArbFn_t<rT, Ts...> fn, uint32_t *src, uint32_t *end, Ts... args)
{
    uint32_t StackFunc[(((uint32_t)end) - ((uint32_t)src)) / 4 + 1];
    ArbFn_t<rT, Ts...> pFn = (ArbFn_t<rT, Ts...>)(((uint32_t)StackFunc) | 1);
    uint32_t *dst = StackFunc;
    while (src < end)
    {
        *dst++ = *src++;
    }
    asm volatile("dsb");
    return pFn(args...);
}
#endif /* ----- #ifndef __STACKFNS_H  ----- */