1; RUN: llc -march=hexagon -enable-pipeliner < %s
2; REQUIRES: asserts
3
4; We need to rename uses that occurs after the loop.
5
6define void @f0() #0 {
7b0:
8  br i1 undef, label %b1, label %b5
9
10b1:                                               ; preds = %b0
11  br i1 undef, label %b2, label %b4
12
13b2:                                               ; preds = %b2, %b1
14  %v0 = phi i32 [ %v1, %b2 ], [ 1, %b1 ]
15  store i16 0, i16* undef, align 2
16  store i16 0, i16* undef, align 2
17  %v1 = add nsw i32 %v0, 4
18  %v2 = icmp slt i32 %v1, undef
19  br i1 %v2, label %b2, label %b3
20
21b3:                                               ; preds = %b2
22  %v3 = icmp eq i32 %v1, undef
23  br i1 %v3, label %b5, label %b4
24
25b4:                                               ; preds = %b4, %b3, %b1
26  br i1 undef, label %b5, label %b4
27
28b5:                                               ; preds = %b4, %b3, %b0
29  ret void
30}
31
32attributes #0 = { nounwind "target-cpu"="hexagonv55" }
33