1#include <math.h> 2 3#if (__ARM_PCS_VFP || (__VFP_FP__ && !__SOFTFP__)) && !BROKEN_VFP_ASM 4 5float sqrtf(float x) 6{ 7 __asm__ ("vsqrt.f32 %0, %1" : "=t"(x) : "t"(x)); 8 return x; 9} 10 11#else 12 13#include "../sqrtf.c" 14 15#endif 16