Software or microcode emulation works pretty well. So it would be faster and mor... | Hacker News

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		fooker 13 days ago \| parent \| context \| favorite \| on: AMD entered the CPU market with reverse-engineered... Software or microcode emulation works pretty well. So it would be faster and more efficient when sticking to the new subset and Nx slower then using the emulation path.

kimixa 13 days ago [–]

You could argue that microcode emulation is what they do now.

fooker 13 days ago | [–]

True, the only part that can not be solved by microcode emulation is faster decoding.

Most architectures other than x86 have fixed sized machine instructions now, making decoding fast and predictable.

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