Computer Architecture

Thoughts on Computer Architecture by Jon Masters

Latest from the Blog

Introduction and call for topics

This blog is a personal pet project of mine. I live and breathe for Computer Architecture, semiconductor technology, and all things in between. I was originally a Computer Scientist and so I am self taught when it comes to computer architecture, digital design, and other parts of the “full stack”. I don’t believe in arbitrary…

I see dead uops: thoughts on the latest Spectre paper targeting uop caches

Last night, a group of computer security researchers lead by Ashish Venkat (University of Virginia) published a paper titled “I See Dead µops: Leaking Secrets via Intel/AMD Micro-Op Caches” which they have submitted for ISCA ’21 (International Symposium on Computer Architecture, a prestigious academic conference). The paper concerns a structure called the micro-op (uop) cache…

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