TLB Hit 💥

Dec 14 2024 7 ep. 44 mins 375

TLB Hit 💥 Podcast artwork

A podcast about systems & compilers by @jfbastien and @cdleary. The only podcast you listen to at 0.5×.

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Episode 6: ƑẍɄʑʑ҉⟆Ƒu𝔷𝔷⧫ᶳΩ𝓕

Dec 14 2024 28 mins

In this episode, Chris and JF dive into the world of code coverage and fuzzing. They explore why coverage matters, the types of coverage metrics, and how fuzzing helps uncover unexpected software behavior. From the practical trade-offs of MC/DC testing to the randomness of AFL’s mutators, the hosts discuss techniques, tools, and the balance between robustness and resiliency. Tune

Parsers

Feb 23 2023 41 mins

Episode 4: t-r-a-c-/e̅‾\-o-m-p-i-l-e

May 06 2022 37 mins

Monitor. Compile. Bail. Repeat!

Episode 3: __builtin_expect(!!(x), 0)

Apr 18 2021 39 mins

* What is it we know statically? * What's effectively discoverable only at runtime? * How do we tell "the machine" (compiler and/or hardware): * Things we *know* to be true... * Things we *expect* to be true... * Things we *expect* to be true but *want to do something about* when it's not... * Things we have no idea about! * How do we collect that information that we have no idea a

Episode 2: https://tlbh.it^M

Feb 21 2021 56 mins

What happens when you type https://tlbh.it in your browser's address bar, and press enter?

Episode 1: (char)0 = 0

Nov 22 2020 43 mins

The adventure of storing NUL to NULL!

Episode 0: mov fp, sp

Nov 01 2020 64 mins

The stack, and how it relates to TLB Hits.