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Wow. So V8 actually back to optimizing the entire bytecode region in one fell swoop? I had thought that such V8 optimization were still occuring (as of Chrome
by egberts1 2y ago
Wow. So V8 actually back to optimizing the entire bytecode region in one fell swoop?
I had thought that such V8 optimization were still occuring (as of Chrome Blink81/SparkPlug) during JavaScript execution of untouched bytecode as a form of overhead reduction of its startup.
https://egbert.net/blog/articles/javascript-jit-engines-timeline.html https://egbert.net/blog/articles/javascript-jit-engines-time...
- Retr0id 2y agoI don't know what V8 actually does, but one possible strategy is to have a pair of RW and RX mappings to the same physical pages (or just keep flipping permissions between the two)