; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc < %s -mtriple=i386-unknown-unknown | FileCheck %s ; computeKnownBits determines that we don't need a mask op that is required in the general case. define i8 @foo(i8 %tmp325) { ; CHECK-LABEL: foo: ; CHECK: # %bb.0: ; CHECK-NEXT: movzbl {{[0-9]+}}(%esp), %ecx ; CHECK-NEXT: imull $111, %ecx, %eax ; CHECK-NEXT: shrl $12, %eax ; CHECK-NEXT: movb $37, %dl ; CHECK-NEXT: # kill: def $al killed $al killed $eax ; CHECK-NEXT: mulb %dl ; CHECK-NEXT: subb %al, %cl ; CHECK-NEXT: movl %ecx, %eax ; CHECK-NEXT: retl %t546 = urem i8 %tmp325, 37 ret i8 %t546 }