1 #include <math.h> 2 3 #if __ARM_FEATURE_FMA && __ARM_FP&8 && !__SOFTFP__ 4 fma(double x,double y,double z)5 double fma(double x, double y, double z) 6 { 7 __asm__ ("vfma.f64 %P0, %P1, %P2" : "+w"(z) : "w"(x), "w"(y)); 8 return z; 9 } 10 11 #else 12 13 #include "../fma.c" 14 15 #endif 16