isqrt64()

FL_OPTIMIZE_FUNCTION constexpr u32 fl::isqrt64 ( u64 x )

inlineconstexpr

Definition at line 58 of file isqrt.h.

                                                                     {
    return x == 0 ? u32(0)
                  : _isqrt64_step(x, 0, _isqrt64_start(x, u64(1) << 62));
}

References _isqrt64_start(), _isqrt64_step(), FL_NOEXCEPT, FL_OPTIMIZE_FUNCTION, and x.

Referenced by fl::s16x16::sqrt(), fl::s24x8::sqrt(), fl::s8x24::sqrt(), fl::u16x16::sqrt(), fl::u24x8::sqrt(), fl::u8x24::sqrt(), and fl::fixed_point_base< Derived, IntBits, FracBits >::sqrt_impl().

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