stm8的中断函数怎么进不去呢

/*        BASIC INTERRUPT VECTOR TABLE FOR STM8 devices
*        Copyright (c) 2007 STMicroelectronics
*/


#include "stm8s.h"                                 
#include "stm8s_display.h"                          
extern @far @Interrupt void tiM2_UPD_IRQHandler(void);




typedef void @far (*interrupt_handler_t)(void);

struct interrupt_vector
{
        unsigned char interrupt_instruction;
        interrupt_handler_t interrupt_handler;
};




@far @interrupt void TIM2_UPD_IRQHandler(void)        
{
TIM2->SR1 &= (~register_bit6);//触发中断标志清零
TIM2->SR1 &= (~register_bit0);//更新中断标志清零
ADC1_flag++;
return ;
}



@far @interrupt void NonHandledInterrupt (void)
{
        /* in order to detect unexpected events during development,
           it is recommended to set a breakpoint on the following instruction
        */
        return;
}



extern void _stext();     /* startup routine */

struct interrupt_vector const _vectab[] = {
        {0x82, (interrupt_handler_t)_stext}, /* reset */
        {0x82, NonHandledInterrupt}, /* trap  */
        {0x82, NonHandledInterrupt}, /* irq0  */
        {0x82, NonHandledInterrupt}, /* irq1  */
        {0x82, NonHandledInterrupt}, /* irq2  */
        {0x82, NonHandledInterrupt}, /* irq3  */
        {0x82, NonHandledInterrupt}, /* irq4  */
        {0x82, NonHandledInterrupt}, /* irq5  */
        {0x82, NonHandledInterrupt}, /* irq6  */
        {0x82, NonHandledInterrupt}, /* irq7  */
        {0x82, NonHandledInterrupt}, /* irq8  */
        {0x82, NonHandledInterrupt}, /* irq9  */
        {0x82, NonHandledInterrupt}, /* irq10 */
        {0x82, NonHandledInterrupt}, /* irq11 */
        {0x82, NonHandledInterrupt}, /* irq12 */
        {0x82, TIM2_UPD_IRQHandler}, /* irq13 */  
        {0x82, NonHandledInterrupt}, /* irq14 */
        {0x82, NonHandledInterrupt}, /* irq15 */
        {0x82, NonHandledInterrupt}, /* irq16 */
        {0x82, NonHandledInterrupt}, /* irq17 */
        {0x82, NonHandledInterrupt}, /* irq18 */
        {0x82, NonHandledInterrupt}, /* irq19 */
        {0x82, NonHandledInterrupt}, /* irq20 */
        {0x82, NonHandledInterrupt}, /* irq21 */
        {0x82, NonHandledInterrupt}, /* irq22 */
        {0x82, NonHandledInterrupt}, /* irq23 */
        {0x82, NonHandledInterrupt}, /* irq24 */
        {0x82, NonHandledInterrupt}, /* irq25 */
        {0x82, NonHandledInterrupt}, /* irq26 */
        {0x82, NonHandledInterrupt}, /* irq27 */
        {0x82, NonHandledInterrupt}, /* irq28 */
        {0x82, NonHandledInterrupt}, /* irq29 */
};
//(interrupt_handler_t)TIM2_UPD_IRQHandler