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1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc < %s -mtriple=i686-unknown-linux-gnu | FileCheck %s --check-prefix=X86
3; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu | FileCheck %s --check-prefix=X64
4
5define i32 @fn() {
6; X86-LABEL: fn:
7; X86:       # %bb.0: # %entry
8; X86-NEXT:    xorl %eax, %eax
9; X86-NEXT:    cmpl $1, %eax
10; X86-NEXT:    setne %al
11; X86-NEXT:    sete %cl
12; X86-NEXT:    negl %eax
13; X86-NEXT:    addb %cl, %cl
14; X86-NEXT:    shll %cl, %eax
15; X86-NEXT:    .p2align 4, 0x90
16; X86-NEXT:  .LBB0_1: # %bb1
17; X86-NEXT:    # =>This Inner Loop Header: Depth=1
18; X86-NEXT:    testl %eax, %eax
19; X86-NEXT:    je .LBB0_1
20; X86-NEXT:  # %bb.2: # %bb2
21; X86-NEXT:    retl
22;
23; X64-LABEL: fn:
24; X64:       # %bb.0: # %entry
25; X64-NEXT:    xorl %eax, %eax
26; X64-NEXT:    cmpl $1, %eax
27; X64-NEXT:    setne %al
28; X64-NEXT:    sete %cl
29; X64-NEXT:    negl %eax
30; X64-NEXT:    addb %cl, %cl
31; X64-NEXT:    shll %cl, %eax
32; X64-NEXT:    .p2align 4, 0x90
33; X64-NEXT:  .LBB0_1: # %bb1
34; X64-NEXT:    # =>This Inner Loop Header: Depth=1
35; X64-NEXT:    testl %eax, %eax
36; X64-NEXT:    je .LBB0_1
37; X64-NEXT:  # %bb.2: # %bb2
38; X64-NEXT:    retq
39entry:
40  %cmp1 = icmp ne i32 undef, 1
41  %cmp2 = icmp eq i32 undef, 1
42  %sel1 = select i1 %cmp1, i32 0, i32 2
43  %sel2 = select i1 %cmp2, i32 2, i32 0
44  %sext = sext i1 %cmp1 to i32
45  %shl1 = shl i32 %sext, %sel1
46  %shl2 = shl i32 %sext, %sel2
47  %tobool = icmp eq i32 %shl1, 0
48  br label %bb1
49
50bb1:                                              ; preds = %bb1, %entry
51  br i1 %tobool, label %bb1, label %bb2
52
53bb2:                                              ; preds = %bb1
54  ret i32 %shl2
55}
56