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by terryf 259 days ago
Yes, this has been done for a while now, speculative execution + register renaming is how this happens. https://en.wikipedia.org/wiki/Register_renaming
2 comments
umanwizard 259 days ago
No, what’s been done for a while is speculatively executing one predicted path, not both paths in parallel.
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o11c 259 days ago
Doesn't that only work on one side of the branch though?
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