; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 6
; RUN: llc < %s -mtriple=arm64-unknown-unknown-gnu | FileCheck %s --check-prefix=CHECK

define i8 @pow2_trunc_orzero_false_notzero(i32 %x, i8 %z){
; CHECK-LABEL: pow2_trunc_orzero_false_notzero:
; CHECK:       // %bb.0:
; CHECK-NEXT:    and w8, w1, #0xff
; CHECK-NEXT:    and w9, w0, #0x7
; CHECK-NEXT:    lsr w0, w8, w9
; CHECK-NEXT:    ret

  %amt = and i32 %x, 7
  %y = shl i32 1, %amt
  %tr = trunc i32 %y to i8
  %div = udiv i8 %z, %tr
  ret i8 %div
}

define i8 @pow2_trunc_orzero_false_maybezero(i32 %x, i8 %z){
; CHECK-LABEL: pow2_trunc_orzero_false_maybezero:
; CHECK:       // %bb.0:
; CHECK-NEXT:    neg w8, w0
; CHECK-NEXT:    and w9, w1, #0xff
; CHECK-NEXT:    and w8, w0, w8
; CHECK-NEXT:    and w8, w8, #0xff
; CHECK-NEXT:    udiv w0, w9, w8
; CHECK-NEXT:    ret

  %neg_x = sub i32 0, %x
  %y = and i32 %x, %neg_x
  %tr = trunc i32 %y to i8
  %div = udiv i8 %z, %tr
  ret i8 %div
}