#include //double (*math_pow)(double, double); volatile int dummy_int = 1337; volatile float dummy_float = 1337; __attribute__((noinline)) int floor_div(float arg1, float arg2) { float x = arg1 / arg2; int i = (int)x; if (x < 0 && x != (float)i) i -= 1; return i; } float fast_pow_float(float base, float exponent) { union { float f; uint32_t i; } u; u.f = base; int32_t x = u.i; int32_t y = (int32_t)(exponent * (x - 1072632447) + 1072632447); u.i = (uint32_t)y; return u.f; }