Function l2_squared

nodedb-vector/src/distance/simd/avx2.rs:7–11

(a: &[f32], b: &[f32])

#![cfg(target_arch = "x86_64")]

pub fn l2_squared(a: &[f32], b: &[f32]) -> f32 {
    assert_eq!(a.len(), b.len(), "avx2 l2: length mismatch");
    // SAFETY: caller verified avx2+fma via is_x86_feature_detected.
    unsafe { l2_squared_impl(a, b) }
}

#[target_feature(enable = "avx2,fma")]
unsafe fn l2_squared_impl(a: &[f32], b: &[f32]) -> f32 {