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X86-64 Speculative Execution Harness | Hacker News Reader

X86-64 Speculative Execution Harness

gist.github.com

4 points·EwanToo··4 comments

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Sourced from https://twitter.com/ewindisch/status/948622521498251265?s=09

I don't understand this code. Can you explain?

does this mean a branch can be incorrectly bypassed?

Search for Spectre, quite popular today.

in particular, I don't understand this comment:

"if you set this value to one,"

which value?

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