github.com/afumu/libc@v0.0.6/musl/src/math/s390x/fmaf.c (about)

     1  #include <math.h>
     2  
     3  float fmaf(float x, float y, float z)
     4  {
     5  	__asm__ ("maebr %0, %1, %2" : "+f"(z) : "f"(x), "f"(y));
     6  	return z;
     7  }