本人使用tigersharc处理器,用vd++中<time.h>计算程序运行时间,手册上说clock_per_sec可以通过图片中所示的方式进行设置,而tigersharc处理器主频最大为600MHZ,如果不设置,它的默认值是多少
#include <time.h>
#include <stdio.h>
extern int
main(void)
{
volatile clock_t clock_start;
volatile clock_t clock_stop;
double secs;
clock_start = clock();
Some_Function_Or_Code_To_Measure();
clock_stop = clock();
secs = ((double) (clock_stop - clock_start))
/ CLOCKS_PER_SEC;
printf("Time taken is %e seconds\n",secs);
}