12fbd0885SCraig Topper; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 4 22fbd0885SCraig Topper; RUN: opt -passes=instcombine -S < %s | FileCheck %s 32fbd0885SCraig Topper 42fbd0885SCraig Topperdefine i32 @widget(i32 %arg, i32 %arg1) { 52fbd0885SCraig Topper; CHECK-LABEL: define i32 @widget( 62fbd0885SCraig Topper; CHECK-SAME: i32 [[ARG:%.*]], i32 [[ARG1:%.*]]) { 72fbd0885SCraig Topper; CHECK-NEXT: bb: 82fbd0885SCraig Topper; CHECK-NEXT: [[ICMP:%.*]] = icmp ne i32 [[ARG]], 0 92fbd0885SCraig Topper; CHECK-NEXT: [[TMP0:%.*]] = zext i1 [[ICMP]] to i32 102fbd0885SCraig Topper; CHECK-NEXT: [[MUL:%.*]] = shl nuw nsw i32 20, [[TMP0]] 112fbd0885SCraig Topper; CHECK-NEXT: [[XOR:%.*]] = zext i1 [[ICMP]] to i32 12*03d4a9d9SCraig Topper; CHECK-NEXT: [[ADD9:%.*]] = or disjoint i32 [[MUL]], [[XOR]] 132fbd0885SCraig Topper; CHECK-NEXT: [[TMP1:%.*]] = zext i1 [[ICMP]] to i32 142fbd0885SCraig Topper; CHECK-NEXT: [[MUL2:%.*]] = shl nuw nsw i32 [[ADD9]], [[TMP1]] 152fbd0885SCraig Topper; CHECK-NEXT: ret i32 [[MUL2]] 162fbd0885SCraig Topper; 172fbd0885SCraig Topperbb: 182fbd0885SCraig Topper %icmp = icmp eq i32 %arg, 0 192fbd0885SCraig Topper %zext = zext i1 %icmp to i32 202fbd0885SCraig Topper %sub = sub i32 2, %zext 212fbd0885SCraig Topper %mul = mul i32 20, %sub 222fbd0885SCraig Topper %zext8 = zext i1 %icmp to i32 232fbd0885SCraig Topper %xor = xor i32 %zext8, 1 242fbd0885SCraig Topper %add9 = add i32 %mul, %xor 252fbd0885SCraig Topper %mul2 = mul i32 %add9, %sub 262fbd0885SCraig Topper ret i32 %mul2 272fbd0885SCraig Topper} 28