Crc.Crc32Spec.update.msb: def of bend-osdev-crc@0.1.0.0
Import: import bend-osdev-crc@0.1.0.0/crc.bend as Crc
Lines 168-176 of bend-osdev-crc@0.1.0.0/crc.bend: https://jend.leeeet.dev/read.txt?path=bend-osdev-crc@0.1.0.0/crc.bend&start_line=168&end_line=176

import Base

# most significant bit first: the byte engine for widths of 8 and up, the
# bit engine below
def Crc32Spec.update.msb(small: Bool, +width: Nat, poly: U32, c: U32, xs: List<&2, U32>) -> U32:
  match small:
    case True{}:
      s32.raw(xs, poly, Nat.sub(width, 1n), U32.sub(U32.shln(1, width), 1), c)
    case False{}:
      +shift = Nat.sub(width, 8n)
      n32.raw(xs, poly, shift, U32.shln(1, Nat.sub(width, 1n)), U32.sub(U32.shln(1, width), 1), c)

Uses (9):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.sub
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.shln
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.sub
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-crc@0.1.0.0/crc.bend&name=n32.raw
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-crc@0.1.0.0/crc.bend&name=s32.raw