Function core::arch::x86::_mm_cvtsd_f64

1.27.0 · source ·

pub unsafe fn _mm_cvtsd_f64(a: __m128d) -> f64

Available on (x86 or x86-64) and target feature sse2 and x86 only.

Expand description

返回 a 的较低的双精度 (64-bit) 浮点元素。