1 ; RUN: llc -march=hexagon -enable-pipeliner < %s
4 ; This test caused an assert because there was a use of an instruction
5 ; that was scheduled at stage 0, but no phi were added in the epilog.
7 %s.0 = type <{ i8*, i8*, i16, i8, i8, i8 }>
8 %s.1 = type { [4 x i16], [4 x i16], [4 x i16], [4 x i16], i32, i32, i32, i8, [10 x i32], [10 x [3 x i32]], [4 x i64], i8 }
9 %s.2 = type { [3 x i16], [4 x i8], i32, [3 x %s.3], [3 x %s.3], [3 x %s.3], [3 x %s.3], [3 x %s.3], [3 x %s.3], [6 x %s.3], [6 x %s.3], [6 x %s.3], i8, [3 x [3 x i16]], [3 x [3 x i16]], [3 x i16], [3 x i16], [6 x i16], [2 x i32], [10 x i32], [2 x i32], [2 x i32], [2 x [3 x i32]], [2 x i32], [2 x [3 x i64]], [2 x [3 x [3 x i32]]], [2 x [3 x i32]] }
10 %s.3 = type { i8, i8, i8, i8 }
12 @g0 = external constant %s.0, align 1
14 define void @f0(i8 zeroext %a0, i32 %a1, i32 %a2, i8 zeroext %a3, %s.1* nocapture %a4, %s.2* %a5, i8 zeroext %a6) #0 {
16 br i1 undef, label %b1, label %b7
19 br i1 undef, label %b2, label %b3
25 %v0 = select i1 undef, i32 2, i32 4
26 %v1 = load i8, i8* undef, align 1
27 %v2 = zext i8 %v1 to i32
28 %v3 = icmp uge i32 %v2, %v0
31 b4: ; preds = %b4, %b3
32 br i1 undef, label %b4, label %b8
38 call void @f1(%s.0* @g0, i32 undef, i32 %v21, i32 undef, i32 undef)
44 b8: ; preds = %b8, %b4
45 %v4 = phi i32 [ %v11, %b8 ], [ undef, %b4 ]
46 %v5 = phi i32 [ %v12, %b8 ], [ 0, %b4 ]
47 %v6 = xor i1 false, %v3
48 %v7 = zext i1 %v6 to i32
49 %v8 = shl nuw nsw i32 %v7, 1
52 %v11 = or i32 %v10, %v8
54 %v13 = icmp ult i32 %v12, %v0
55 br i1 %v13, label %b8, label %b9
57 b9: ; preds = %b9, %b8
58 %v14 = phi i32 [ %v21, %b9 ], [ %v11, %b8 ]
59 %v15 = icmp ne i32 undef, 1
60 %v16 = xor i1 %v15, %v3
61 %v17 = zext i1 %v16 to i32
62 %v18 = shl nuw nsw i32 %v17, 1
63 %v19 = shl i32 %v14, 2
65 %v21 = or i32 %v20, %v18
66 br i1 undef, label %b9, label %b10
69 br i1 undef, label %b6, label %b5
72 declare void @f1(%s.0*, i32, i32, i32, i32)
74 attributes #0 = { nounwind "target-cpu"="hexagonv55" }