| Krzysztof Parzyszek | 046090d | 2018-03-12 14:01:28 +0000 | [diff] [blame^] | 1 | ; RUN: llc -march=hexagon -enable-pipeliner < %s |
| 2 | ; REQUIRES: asserts |
| 3 | |
| 4 | ; Make sure we fix up the Phis when we connect the last |
| 5 | ; epilog block to the CFG. |
| 6 | |
| 7 | define void @f0(i16* nocapture %a0) #0 { |
| 8 | b0: |
| 9 | br i1 undef, label %b1, label %b2 |
| 10 | |
| 11 | b1: ; preds = %b0 |
| 12 | br label %b3 |
| 13 | |
| 14 | b2: ; preds = %b0 |
| 15 | unreachable |
| 16 | |
| 17 | b3: ; preds = %b3, %b1 |
| 18 | br i1 undef, label %b4, label %b3 |
| 19 | |
| 20 | b4: ; preds = %b3 |
| 21 | br i1 undef, label %b6, label %b5 |
| 22 | |
| 23 | b5: ; preds = %b4 |
| 24 | store i16 4096, i16* %a0, align 2 |
| 25 | br label %b11 |
| 26 | |
| 27 | b6: ; preds = %b4 |
| 28 | br i1 undef, label %b7, label %b8 |
| 29 | |
| 30 | b7: ; preds = %b7, %b6 |
| 31 | br label %b7 |
| 32 | |
| 33 | b8: ; preds = %b8, %b6 |
| 34 | br i1 undef, label %b9, label %b8 |
| 35 | |
| 36 | b9: ; preds = %b8 |
| 37 | %v0 = icmp sgt i32 undef, 1 |
| 38 | br i1 %v0, label %b10, label %b11 |
| 39 | |
| 40 | b10: ; preds = %b10, %b9 |
| 41 | %v1 = phi i32 [ %v8, %b10 ], [ 1, %b9 ] |
| 42 | %v2 = getelementptr inbounds [11 x i32], [11 x i32]* undef, i32 0, i32 %v1 |
| 43 | %v3 = load i32, i32* undef, align 4 |
| 44 | %v4 = add nsw i32 %v3, 0 |
| 45 | %v5 = add nsw i32 %v4, 2048 |
| 46 | %v6 = lshr i32 %v5, 12 |
| 47 | %v7 = trunc i32 %v6 to i16 |
| 48 | store i16 %v7, i16* undef, align 2 |
| 49 | %v8 = add nsw i32 %v1, 1 |
| 50 | %v9 = icmp eq i32 %v8, undef |
| 51 | br i1 %v9, label %b11, label %b10 |
| 52 | |
| 53 | b11: ; preds = %b10, %b9, %b5 |
| 54 | %v10 = phi i1 [ false, %b9 ], [ false, %b5 ], [ %v0, %b10 ] |
| 55 | br i1 undef, label %b16, label %b12 |
| 56 | |
| 57 | b12: ; preds = %b11 |
| 58 | br i1 undef, label %b13, label %b16 |
| 59 | |
| 60 | b13: ; preds = %b12 |
| 61 | br i1 %v10, label %b14, label %b15 |
| 62 | |
| 63 | b14: ; preds = %b14, %b13 |
| 64 | br i1 undef, label %b15, label %b14 |
| 65 | |
| 66 | b15: ; preds = %b14, %b13 |
| 67 | br label %b16 |
| 68 | |
| 69 | b16: ; preds = %b15, %b12, %b11 |
| 70 | ret void |
| 71 | } |
| 72 | |
| 73 | attributes #0 = { nounwind "target-cpu"="hexagonv55" } |