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Bit-Twiddling: Optimising AArch64 Logical Immediate Encoding (and Decoding) | dougallj
https://dougallj.wordpress.com/2021/10/30/bit-twiddling-optimising-aarch64-logical-immediate-encoding-and-decoding/
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I came up with a (seemingly) new method to encode bitmask immediate values on ARM64. This really isn’t worth optimising – clarity and verifiability are more important – but itR…
