Re:New x86 micro-op vulnerability breaks all known Spectre d...
by sitkack on Saturday May 01, 2021 @12:15PM
(#27007455)
This the single largest driver of M1 performance.
Variable length, over lapping instructions has made x86 instruction decoding intractable. The obvious answer is make it tractable, the unobvious answer is how to do that and hopefully remain backward compatible.
Variable length, over lapping instructions has made x86 instruction decoding intractable. The obvious answer is make it tractable, the unobvious answer is how to do that and hopefully remain backward compatible.