---
title: "Masking and Blending"
summary: "Masking and Blending: a page of the HPC note."
date: 2026-09-11
author: hpcnotes
kind: note
parent: hpc-simd
order: 4
tags: hpc
draft: false
---

Lanes that should not run still cost a line. Masks beat branches in the vector loop.