[ripemd160] Small optimizations for compression#938
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jimpo wants to merge 1 commit into09-03-_ripemd_ripemd-160_compression_circuitfrom
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[ripemd160] Small optimizations for compression#938jimpo wants to merge 1 commit into09-03-_ripemd_ripemd-160_compression_circuitfrom
jimpo wants to merge 1 commit into09-03-_ripemd_ripemd-160_compression_circuitfrom
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benediamond
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| // Selection function i(x, y, z) = (x AND z) OR (y AND NOT z) = y XOR (z AND (x XOR y)) | ||
| fn i(b: &CircuitBuilder, x: Wire, y: Wire, z: Wire) -> Wire { | ||
| b.bor(b.band(x, z), b.band(y, b.bnot(z))) | ||
| b.bxor(y, b.band(z, b.bxor(x, y))) |
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could use the new operator named FAX (fused-and-xor).
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