xref: /llvm-project/llvm/test/CodeGen/X86/pr58538.ll (revision f1ec0d12bb0843f0deab83ef2b5cf1339cbc4f0b)
1; RUN: opt -passes='require<profile-summary>,function(codegenprepare)' -mtriple=x86_64 %s -S -o - | FileCheck %s
2; RUN: opt -passes='require<profile-summary>,function(codegenprepare)' -mtriple=i386 %s -S -o - | FileCheck %s
3
4define i32 @f(i32 %0) {
5; CHECK-LABEL: @f
6; CHECK: BB:
7; CHECK:   %P0 = alloca i32, i32 8, align 4
8; CHECK:   %P1 = getelementptr i32, ptr %P0, i32 1
9; CHECK:   %1 = icmp eq i32 %0, 0
10; CHECK:   %P2 = getelementptr i1, ptr %P1, i1 %1
11; CHECK:   %2 = icmp eq i32 %0, 0
12; CHECK:   %P3 = select i1 %2, ptr %P1, ptr %P2
13; CHECK:   %L1 = load i32, ptr %P3, align 4
14; CHECK:   ret i32 %L1
15BB:
16  %P0 = alloca i32, i32 8
17  %P1 = getelementptr i32, ptr %P0, i32 1
18  %B0 = icmp eq i32 %0, 0
19  br label %BB1
20
21BB1:                                              ; preds = %BB1, %BB
22  %P2 = getelementptr i1, ptr %P1, i1 %B0
23  br i1 false, label %BB1, label %BB2
24
25BB2:                                              ; preds = %BB1
26  %P3 = select i1 %B0, ptr %P1, ptr %P2
27  %L1 = load i32, ptr %P3
28  ret i32 %L1
29}
30