Hash.x64.merge: def of bend-kit-hash@0.3.0.2
Import: import bend-kit-hash@0.3.0.2/hash.bend as Hash
Lines 535-538 of bend-kit-hash@0.3.0.2/hash.bend: https://jend.leeeet.dev/read.txt?path=bend-kit-hash@0.3.0.2/hash.bend&start_line=535&end_line=538

import Base

def x64.merge(r: Array<U32> & V64) -> Array<U32> & W64:
  (buf, V64{+a, +b, +c, +d}) = r
  +h = W64.add(W64.add(W64.rotl(1n, 31n, a), W64.rotl(7n, 25n, b)), W64.add(W64.rotl(12n, 20n, c), W64.rotl(18n, 14n, d)))
  (buf, x64.fold(x64.fold(x64.fold(x64.fold(h, a), b), c), d))

Uses (9):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Array
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Pair
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Sigma
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=bend-kit-hash@0.3.0.2/hash.bend&name=V64
  https://jend.leeeet.dev/definition.txt?path=bend-kit-hash@0.3.0.2/hash.bend&name=W64
  https://jend.leeeet.dev/definition.txt?path=bend-kit-hash@0.3.0.2/hash.bend&name=W64.add
  https://jend.leeeet.dev/definition.txt?path=bend-kit-hash@0.3.0.2/hash.bend&name=W64.rotl
  https://jend.leeeet.dev/definition.txt?path=bend-kit-hash@0.3.0.2/hash.bend&name=x64.fold