# Function core::arch::x86_64::_mm256_inserti128_si256

1.27.0 · source ·

    pub unsafe fn _mm256_inserti128_si256(
        a: __m256i,
        b: __m128i,
        const IMM1: i32
    ) -> __m256i

Available on (x86 or x86-64) and target feature `avx2` only.
Expand description

Copies `a` to `dst`, then insert 128 bits (of integer data) from `b` at the location specified by `IMM1`.

Intel’s documentation