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compiler-guy
on Nov 30, 2020
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Why is Apple's M1 chip so fast?
x86 instruction-length is not encoded in a single field. You have to examine it byte by byte to determine the total length.
There may be internal fields in the decoder that store this data, I suppose.
colejohnson66
on Nov 30, 2020
[–]
Yes I am aware. My wording could’ve been better. I was referring to the (possible) internal fields in the decoder.
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There may be internal fields in the decoder that store this data, I suppose.