问题描述
想要的代码:
fpu_stat_t fpu_stat;
reset_fpu_stat( &fpu_stat );
/* some code using FPU */
get_fpu_stat( &fpu_stat );
printf("number of instructions executed:\n");
printf(" total %llu\n",fpu_stat.instrnum_total);
printf(" add %llu\n",fpu_stat.instrnum_add);
printf(" sub %llu\n",fpu_stat.instrnum_sub);
printf(" mul %llu\n",fpu_stat.instrnum_mul);
printf(" div %llu\n",fpu_stat.instrnum_div);
printf(" fma %llu\n",fpu_stat.instrnum_fma);
printf(" sqrt %llu\n",fpu_stat.instrnum_sqrt);
etc. (including other FPU statistics)
解决方法
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