I started reversing Apple AMX, an undocumented 64-bit ARM instruction set extension for a matrix coprocessor, used by the Accelerate framework on the M1 (and A13+). My (incomplete) IDA/Hex-Rays plugin and notes so far:https://gist.github.com/dougallj/7a75a3be1ec69ca550e7c36dc75e0d6f …
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@marcan42 Maybe this is helpful?
It's largely tangential to what I'm doing. I'm glad someone is looking into these instructions so Linux software can eventually use them :)
