1 ; RUN: llc -march=hexagon -enable-pipeliner < %s
4 ; Test that we include all the nodes in the final node ordering
5 ; computation. This test creates two set of nodes that are processed
6 ; by computeNodeOrder().
8 ; Function Attrs: nounwind
9 define void @f0(i32 %a0) #0 {
11 %v0 = add nsw i32 undef, 4
15 b1: ; preds = %b1, %b0
16 %v2 = phi i64 [ %v5, %b1 ], [ 0, %b0 ]
17 %v3 = phi i64 [ %v9, %b1 ], [ undef, %b0 ]
18 %v4 = phi i32 [ %v10, %b1 ], [ 0, %b0 ]
19 %v5 = tail call i64 @llvm.hexagon.M2.vdmacs.s0(i64 %v2, i64 %v3, i64 undef)
20 %v6 = tail call i64 @llvm.hexagon.A2.combinew(i32 0, i32 0)
21 %v7 = tail call i64 @llvm.hexagon.S2.shuffeh(i64 %v6, i64 undef)
22 %v8 = trunc i64 %v7 to i32
23 %v9 = tail call i64 @llvm.hexagon.A2.combinew(i32 %v8, i32 undef)
24 %v10 = add nsw i32 %v4, 1
25 %v11 = icmp eq i32 %v10, %v1
26 br i1 %v11, label %b2, label %b1
29 %v12 = trunc i64 %v5 to i32
30 %v13 = inttoptr i32 %v0 to i32*
31 store i32 %v12, i32* %v13, align 4, !tbaa !0
32 call void @llvm.trap()
36 ; Function Attrs: nounwind readnone
37 declare i64 @llvm.hexagon.A2.combinew(i32, i32) #1
39 ; Function Attrs: nounwind readnone
40 declare i64 @llvm.hexagon.M2.vdmacs.s0(i64, i64, i64) #1
42 ; Function Attrs: nounwind readnone
43 declare i64 @llvm.hexagon.S2.shuffeh(i64, i64) #1
45 ; Function Attrs: noreturn nounwind
46 declare void @llvm.trap() #2
48 attributes #0 = { nounwind "target-cpu"="hexagonv55" }
49 attributes #1 = { nounwind readnone }
50 attributes #2 = { noreturn nounwind }
54 !2 = !{!"omnipotent char", !3}
55 !3 = !{!"Simple C/C++ TBAA"}