1 ; RUN: llc -march=hexagon -enable-pipeliner -fp-contract=fast < %s
4 ; Test that the code which reuses existing Phis works when the Phis are used
5 ; in multiple stages. In this case, one can be reused, but the other must be
8 ; Function Attrs: nounwind
9 define void @f0(i32 %a0) #0 {
11 %v0 = icmp sgt i32 %a0, 0
12 br i1 %v0, label %b1, label %b2
14 b1: ; preds = %b1, %b0
15 %v1 = phi i32 [ %v11, %b1 ], [ 0, %b0 ]
16 %v2 = phi float [ %v4, %b1 ], [ undef, %b0 ]
17 %v3 = phi float [ %v2, %b1 ], [ undef, %b0 ]
18 %v4 = load float, float* undef, align 4
19 %v5 = fmul float %v4, 0x3FEFAA0000000000
20 %v6 = fadd float undef, %v5
21 %v7 = fmul float %v2, 0xBFFFAA0000000000
22 %v8 = fadd float %v7, %v6
23 %v9 = fmul float %v3, 0x3FEFAA0000000000
24 %v10 = fadd float %v9, %v8
25 store float %v10, float* undef, align 4
26 %v11 = add nsw i32 %v1, 1
27 %v12 = icmp eq i32 %v11, %a0
28 br i1 %v12, label %b2, label %b1
30 b2: ; preds = %b1, %b0
34 attributes #0 = { nounwind "target-cpu"="hexagonv55" }