## _mm256_inserti128_si256

# Function _mm256_inserti128_si256

1.27.0 (const: unstable) · Source

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

Available on 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`.

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