src/intops/ops/composite

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func mulAcc[T: uint64 | uint32](t, u, v: T; a, b: T): tuple[t, u, v: T]: Calculates: (t, u, v) <- (t, u, v) + a * b Used for Comba multiplication column accumulation. Source Edit

Templates

template mulDoubleAdd2[T: uint64 | uint32](a, b, c, dHi, dLo: T): tuple[ t2, r1, r0: T]: Calculates: (r2, r1, r0) = 2 * a * b + c + (dHi, dLo) Returns (r2, r1, r0) where r2 is the overflow carry (0 or 1). Source Edit