Function core::arch::x86_64::_mm_movepi64_pi64

pub unsafe fn _mm_movepi64_pi64(a: __m128i) -> __m64

🔬 This is a nightly-only experimental API. (stdsimd #48556)

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

Returns the lower 64 bits of a 128-bit integer vector as a 64-bit integer.