News for hackers. Stuff that matters.

A comment on How many registers does an x86-64 CPU have? (2020). Parent comment

Re:How many registers does an x86-64 CPU have? (2020) by woadwarrior01 on Saturday February 14, 2026 @12:25PM (#47016338)
I looked it up. It's called APX (Advanced Performance Extensions)[1].

[1]: https://www.intel.com/content/www/us/en/developer/articles/t...

[ Parent | on HN ]
Re:How many registers does an x86-64 CPU have? (2020) by nxobject on Saturday February 14, 2026 @11:32PM (#47021078)
Oh my, it has three-operand instructions now. VAX vindicated...
[ Parent | on HN ]