1 #include <math.h> 2 3 #if __riscv_flen >= 64 4 fma(double x,double y,double z)5 double fma(double x, double y, double z) 6 { 7 __asm__ ("fmadd.d %0, %1, %2, %3" : "=f"(x) : "f"(x), "f"(y), "f"(z)); 8 return x; 9 } 10 11 #else 12 13 #include "../fma.c" 14 15 #endif 16