src/math/arm/sqrt.c

   1 #include <math.h>
   2
   3 #if __ARM_PCS_VFP || (__VFP_FP__ && !__SOFTFP__)
   4
   5 double sqrt(double x)
   6 {
   7         __asm__ ("vsqrt.f64 %P0, %P1" : "=w"(x) : "w"(x));
   8         return x;
   9 }
  10
  11 #else
  12
  13 #include "../sqrt.c"
  14
  15 #endif