Fuzzilli IR Code Based Research Introduction

Published on 2025-04-04 00:00:00 UTC by DongHyeon Hwang ( @kind_killerwhale ) last modified 2025-04-04 00:00:00 UTC.

Perform an in-depth code-level analysis of how Fuzzilli's Intermediate Representation (IR) is implemented, focusing on the construction, transformation, and usage of IR within the fuzzing pipeline.

The fuzzilli/Sources/Fuzzilli/FuzzIL directory contains the following files.

Lang: sh

 
➜  FuzzIL git:(main) ✗ ls
Analyzer.swift  Code.swift     Instruction.swift  JsOperations.swift  Operation.swift  ProgramComments.swift  TypeSystem.swift  WasmOperations.swift
Blocks.swift    Context.swift  JSTyper.swift      Opcodes.swift       Program.swift    Semantics.swift        Variable.swift

This page is an introduction, and the analysis will begin in the following pages.