下面是例子的代码，MAIN_USER_RESET_ADDR是常量0x9000ul，这样中断向量被重定位到0x9000开始的地方。
这段代码应该和编译器直接有关，所以想知道IAR怎么实现同样的功能。
/* Redirected interrupt vector table
* Copyright (c) 2008 STMicroelectronics
*/
#include "main.h"
typedef void @far (*interrupt_handler_t)(void);
struct interrupt_vector {
unsigned char interrupt_instruction;
interrupt_handler_t interrupt_handler;
};
@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 UserISR_IRQ[32] @ MAIN_USER_RESET_ADDR;
//redirected interrupt table
struct interrupt_vector const _vectab[] = {
{0x82, (interrupt_handler_t)_stext}, /* reset */
{0x82, (interrupt_handler_t)(UserISR_IRQ+ 1)}, /* trap */
{0x82, (interrupt_handler_t)(UserISR_IRQ+ 2)}, /* irq0 */
{0x82, (interrupt_handler_t)(UserISR_IRQ+ 3)}, /* irq1 */
{0x82, (interrupt_handler_t)(UserISR_IRQ+ 4)}, /* irq2 */
{0x82, (interrupt_handler_t)(UserISR_IRQ+ 5)}, /* irq3 */
{0x82, (interrupt_handler_t)(UserISR_IRQ+ 6)}, /* irq4 */
{0x82, (interrupt_handler_t)(UserISR_IRQ+ 7)}, /* irq5 */
{0x82, (interrupt_handler_t)(UserISR_IRQ+ 8)}, /* irq6 */
{0x82, (interrupt_handler_t)(UserISR_IRQ+ 9)}, /* irq7 */
{0x82, (interrupt_handler_t)(UserISR_IRQ+10)}, /* irq8 */
{0x82, (interrupt_handler_t)(UserISR_IRQ+11)}, /* irq9 */
{0x82, (interrupt_handler_t)(UserISR_IRQ+12)}, /* irq10 */
{0x82, (interrupt_handler_t)(UserISR_IRQ+13)}, /* irq11 */
{0x82, (interrupt_handler_t)(UserISR_IRQ+14)}, /* irq12 */
{0x82, (interrupt_handler_t)(UserISR_IRQ+15)}, /* irq13 */
{0x82, (interrupt_handler_t)(UserISR_IRQ+16)}, /* irq14 */
{0x82, (interrupt_handler_t)(UserISR_IRQ+17)}, /* irq15 */
{0x82, (interrupt_handler_t)(UserISR_IRQ+18)}, /* irq16 */
{0x82, (interrupt_handler_t)(UserISR_IRQ+19)}, /* irq17 */
{0x82, (interrupt_handler_t)(UserISR_IRQ+20)}, /* irq18 */
{0x82, (interrupt_handler_t)(UserISR_IRQ+21)}, /* irq19 */
{0x82, (interrupt_handler_t)(UserISR_IRQ+22)}, /* irq20 */
{0x82, (interrupt_handler_t)(UserISR_IRQ+23)}, /* irq21 */
{0x82, (interrupt_handler_t)(UserISR_IRQ+24)}, /* irq22 */
{0x82, (interrupt_handler_t)(UserISR_IRQ+25)}, /* irq23 */
{0x82, (interrupt_handler_t)(UserISR_IRQ+26)}, /* irq24 */
{0x82, (interrupt_handler_t)(UserISR_IRQ+27)}, /* irq25 */
{0x82, (interrupt_handler_t)(UserISR_IRQ+28)}, /* irq26 */
{0x82, (interrupt_handler_t)(UserISR_IRQ+29)}, /* irq27 */
{0x82, (interrupt_handler_t)(UserISR_IRQ+30)}, /* irq28 */
{0x82, (interrupt_handler_t)(UserISR_IRQ+31)}, /* irq29 */
};
stm32/stm8