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AVX Bitwise ternary logic instruction busted
How a modern AVX instruction shares a similar design with a 1985 blitter chip, by Arnaud Carré
This post is for any enthusiastic SIMD CPU programmer curious about weird AVX instructions. The idea for this post came while watching a great talk by Tom Forsyth [1] about the design of the AVX-512 ISA (Instruction Set Architecture). The “Amiga Hardware Reference Manual” from 1989 tried to explain minterm calculation using confusing symbols, which frustrated many young demo makers at the time.
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