/* A Dalvik interpreter might include instruction implementations like these */

typedef void (*inst_t)(unsigned char *ip, void *insts[], int *regbase);

void add_int(unsigned char *ip, void *insts[], int *regbase)
{
  regbase[ip[1]] = regbase[ip[2]] + regbase[ip[3]];
  ip+=4;
  inst_t next = insts[ip[0]];
  next(ip, insts, regbase);
}

void add_int_2addr(unsigned char *ip, void *insts[], int *regbase)
{
  unsigned long regs = ip[1];
  regbase[regs&15] += regbase[regs>>4];
  ip+=2;
  inst_t next = insts[ip[0]];
  next(ip, insts, regbase);
}