Function core::arch::x86_64::_mm_cvttsd_si64

1.27.0 · source ·

pub unsafe fn _mm_cvttsd_si64(a: __m128d) -> i64

Available on x86-64 and target feature sse2 only.

Expand description

将 a 中较低的双精度 (64-bit) 浮点元素转换为带截断的 64 位整数。