Crc.s32.bits: def of bend-osdev-crc@0.1.0.0
Import: import bend-osdev-crc@0.1.0.0/crc.bend as Crc
Lines 107-113 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=107&end_line=113

import Base

# the bits p - 1 down to 0 of h, into register c
def s32.bits(+n: Nat, +poly: U32, +topsh: Nat, +mask: U32, +h: U32, +c: U32) -> U32:
  match n:
    case 0n:
      c
    case 1n+p:
      s32.bits(p, poly, topsh, mask, h, s32.pick(U32.is_eq(U32.and(U32.xor(U32.shrn(c, topsh), U32.shrn(h, p)), 1), 1), poly, mask, c))

Uses (7):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.and
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.is_eq
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.shrn
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.xor
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-crc@0.1.0.0/crc.bend&name=s32.pick