Files
stgsharp/源代码/Performance/SSE.c
T
2023-04-29 03:06:32 +08:00

18 lines
229 B
C

#include <stdio.h>
#include <xmmintrin.h>
__m128 sqrtss(float m)
{
__m128 mCache= {
.m128_f32[0]=m
};
return _mm_sqrt_ss(mCache);
}
void main()
{
float m = 25.0f;
scanf_s("%f",&m);
printf("%f",sqrtss(m).m128_f32[0]);
}