---
title: "Functions and Recursion"
summary: "Functions and Recursion: a page of the HPC note."
date: 2026-09-11
author: hpcnotes
kind: note
parent: hpc-architecture
order: 3
tags: hpc
draft: false
---

Calls are ABI, spills, and lost inlining. Recursion is a stack, not a metaphor.