# Function core::arch::x86::_mm_rol_epi64

source · [−]

    pub unsafe fn _mm_rol_epi64(a: __m128i, const IMM8: i32) -> __m128i

🔬This is a nightly-only experimental API. (`stdsimd` #48556)
Available on (x86 or x86-64) and target feature `avx512f,avx512vl` and x86 only.
Expand description

Rotate the bits in each packed 64-bit integer in a to the left by the number of bits specified in imm8, and store the results in dst.

Intel’s documentation