Function core::arch::x86_64::_mm_cvtsd_si641.27.0[−][src]

pub unsafe fn _mm_cvtsd_si64(a: __m128d) -> i64

This is supported on x86-64 and target feature sse2 only.

Expand description

将 a 中的较低双精度 (64-bit) 浮点元素转换为 64 位整数。