xref: /llvm-project/polly/test/ScopDetect/expand-region-correctly-2.ll (revision e1f056f692d869708c1898d9d65a69ac5584a0ed)
1; RUN: opt %loadNPMPolly '-passes=print<polly-detect>' -disable-output < %s 2>&1 | FileCheck %s
2;
3; CHECK: Valid Region for Scop: if.end.1631 => for.cond.1647.outer
4;
5target triple = "x86_64-unknown-linux-gnu"
6
7; Function Attrs: nounwind uwtable
8define void @qtm_decompress() #0 {
9entry:
10  br label %if.end.1631
11
12if.end.1631:                                      ; preds = %entry
13  br i1 false, label %for.cond.1647.preheader, label %if.then.1635
14
15if.then.1635:                                     ; preds = %if.end.1631
16  br label %for.cond.1647.preheader
17
18for.cond.1647.preheader:                          ; preds = %if.then.1635, %if.end.1631
19  br label %for.cond.1647.outer
20
21for.cond.1647.outer:                              ; preds = %do.end.1685, %for.cond.1647.preheader
22  %bits_needed.5.ph = phi i8 [ 8, %for.cond.1647.preheader ], [ undef, %do.end.1685 ]
23  br label %for.cond.1647
24
25for.cond.1647:                                    ; preds = %do.cond.1718, %for.cond.1647.outer
26  %bits_needed.5 = phi i8 [ 8, %do.cond.1718 ], [ %bits_needed.5.ph, %for.cond.1647.outer ]
27  br i1 undef, label %do.cond.1718, label %if.then.1659
28
29if.then.1659:                                     ; preds = %for.cond.1647
30  br i1 false, label %do.end.1685, label %cleanup.1785
31
32do.end.1685:                                      ; preds = %if.then.1659
33  br label %for.cond.1647.outer
34
35do.cond.1718:                                     ; preds = %for.cond.1647
36  br i1 false, label %land.lhs.true.1736, label %for.cond.1647
37
38land.lhs.true.1736:                               ; preds = %do.cond.1718
39  br label %if.then.1742
40
41if.then.1742:                                     ; preds = %land.lhs.true.1736
42  unreachable
43
44cleanup.1785:                                     ; preds = %if.then.1659
45  ret void
46}
47
48attributes #0 = { nounwind uwtable "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+mmx,+sse,+sse2" "unsafe-fp-math"="false" "use-soft-float"="false" }
49
50!llvm.ident = !{!0}
51
52!0 = !{!"clang version 3.8.0 (trunk 250010) (llvm/trunk 250018)"}
53