Articles tagged “cranelift”
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A New Backend for Cranelift, Part 1: Instruction Selection
This post will describe my recent work on Cranelift as part of my day job at Mozilla. In this post, I will set some context and describe the instruction selection problem. In particular, I’ll talk about a revamp to the instruction selector and backend framework in general that we’ve been working on.
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Securing Firefox with WebAssembly
Protecting the security and privacy of individuals is a central tenet of Mozilla’s mission. While we continue to make extensive use of both sandboxing and Rust in Firefox to address security challenges in the browser, each has its limitations. Today we’re adding a third approach to our arsenal. RLBox, a new sandboxing technology developed by researchers at the University of California, San Diego, and the University of Texas, Austin, allows us to quickly and efficiently convert existing Firefox components to run inside a WebAssembly sandbox.
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Multi-Value All The Wasm!
Multi-value is a proposed extension to core WebAssembly that enables functions to return many values, among other things. It is also a prerequisite for Wasm interface types. Nick Fitzgerald has been adding multi-value support all over the place recently, started with the Rust and WebAssembly toolchain. Next he added support to the Wasmtime runtime, and the Cranelift code generator it’s built on top of. Here's his account of the journey.
