inserti128 - Robuta Search

https://doc.rust-lang.org/core/arch/x86/fn._mm256_inserti128_si256.html _mm256_inserti128_si256 in core::arch::x86 - Rust Copies `a` to `dst`, then insert 128 bits (of integer data) from `b` at the location specified by `IMM1`. core arch rust