Vmac.cr.vm.add: def of bend-osdev-crypto@0.1.0.0
Import: import bend-osdev-crypto@0.1.0.0/vmac.bend as Vmac
Lines 50-55 of bend-osdev-crypto@0.1.0.0/vmac.bend: https://jend.leeeet.dev/read.txt?path=bend-osdev-crypto@0.1.0.0/vmac.bend&start_line=50&end_line=55

import Base
import bend-osdev-word64@0.1.0.0/word64.bend as W

# a + b mod 2^128
def cr.vm.add(a: CrU128, b: CrU128) -> CrU128:
  match a b:
    case CrU128{ah, +al} CrU128{bh, bl}:
      +lo = W.W64.add(al, bl)
      CrU128{W.W64.add(W.W64.add(ah, bh), cr.vm.carry(W.W64.is_lt(lo, al))), lo}

Uses (4):
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-crypto@0.1.0.0/vmac.bend&name=CrU128
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-crypto@0.1.0.0/vmac.bend&name=cr.vm.carry
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-word64@0.1.1.0/word64.bend&name=W64.add
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-word64@0.1.1.0/word64.bend&name=W64.is_lt