fmaf.c\arm\math\src - musl - musl - an implementation of the standard library for Linux-based systems

#include <math.h>
#if __ARM_FEATURE_FMA && __ARM_FP&4 && !__SOFTFP__ && !BROKEN_VFP_ASM
float fmaf(float x, float y, float z)
{
	__asm__ ("vfma.f32 %0, %1, %2" : "+t"(z) : "t"(x), "t"(y));
	return z;
}
#else
#include "../fmaf.c"
#endif