test.c

this design program

#define	uint8		unsigned char
#define	uint32		unsigned int

extern	Add(uint32 x,uint32 y,uint32 z);	//参数依次对应R0,R1,R2....Rn--------结果结果为汇编程序的最后寄存器的值

uint32	sum;


/****************************/

void Main(void)
{
 sum=Add(555,168,12);
 while(1);
}