| Krzysztof Parzyszek | 046090d | 2018-03-12 14:01:28 +0000 | [diff] [blame] | 1 | ; RUN: llc -march=hexagon -O2 < %s |
| 2 | ; REQUIRES: asserts |
| 3 | |
| 4 | target triple = "hexagon" |
| 5 | |
| 6 | ; Function Attrs: nounwind |
| 7 | define void @f0(i8* %a0, ...) #0 { |
| 8 | b0: |
| 9 | br i1 undef, label %b1, label %b2 |
| 10 | |
| 11 | b1: ; preds = %b0 |
| 12 | unreachable |
| 13 | |
| 14 | b2: ; preds = %b2, %b0 |
| 15 | br i1 undef, label %b2, label %b3 |
| 16 | |
| 17 | b3: ; preds = %b2 |
| 18 | br i1 undef, label %b4, label %b5 |
| 19 | |
| 20 | b4: ; preds = %b3 |
| 21 | br label %b5 |
| 22 | |
| 23 | b5: ; preds = %b4, %b3 |
| 24 | br label %b6 |
| 25 | |
| 26 | b6: ; preds = %b12, %b5 |
| 27 | br i1 undef, label %b9, label %b7 |
| 28 | |
| 29 | b7: ; preds = %b6 |
| 30 | %v0 = load i8, i8* undef, align 1, !tbaa !0 |
| 31 | %v1 = zext i8 %v0 to i32 |
| 32 | br i1 undef, label %b9, label %b8 |
| 33 | |
| 34 | b8: ; preds = %b7 |
| 35 | br i1 undef, label %b9, label %b10 |
| 36 | |
| 37 | b9: ; preds = %b8, %b7, %b6 |
| 38 | br label %b10 |
| 39 | |
| 40 | b10: ; preds = %b9, %b8 |
| 41 | %v2 = phi i32 [ undef, %b9 ], [ %v1, %b8 ] |
| 42 | %v3 = icmp eq i32 %v2, 37 |
| 43 | %v4 = sext i1 %v3 to i32 |
| 44 | %v5 = icmp slt i32 0, 1 |
| 45 | br i1 %v5, label %b12, label %b11 |
| 46 | |
| 47 | b11: ; preds = %b10 |
| 48 | unreachable |
| 49 | |
| 50 | b12: ; preds = %b10 |
| 51 | br i1 undef, label %b13, label %b6 |
| 52 | |
| 53 | b13: ; preds = %b12 |
| 54 | br label %b14 |
| 55 | |
| 56 | b14: ; preds = %b15, %b13 |
| 57 | br i1 undef, label %b16, label %b15 |
| 58 | |
| 59 | b15: ; preds = %b14 |
| 60 | br i1 undef, label %b14, label %b16 |
| 61 | |
| 62 | b16: ; preds = %b15, %b14 |
| 63 | br label %b17 |
| 64 | |
| 65 | b17: ; preds = %b18, %b16 |
| 66 | %v6 = phi i8* [ undef, %b16 ], [ %v7, %b18 ] |
| 67 | %v7 = getelementptr inbounds i8, i8* %v6, i32 1 |
| 68 | %v8 = load i8, i8* %v7, align 1, !tbaa !0 |
| 69 | br label %b18 |
| 70 | |
| 71 | b18: ; preds = %b19, %b17 |
| 72 | %v9 = phi i32 [ 5, %b17 ], [ %v11, %b19 ] |
| 73 | %v10 = icmp eq i8 undef, %v8 |
| 74 | br i1 %v10, label %b17, label %b19 |
| 75 | |
| 76 | b19: ; preds = %b18 |
| 77 | %v11 = add i32 %v9, -1 |
| 78 | %v12 = icmp eq i32 %v11, 0 |
| 79 | br i1 %v12, label %b20, label %b18 |
| 80 | |
| 81 | b20: ; preds = %b19 |
| 82 | unreachable |
| 83 | } |
| 84 | |
| 85 | attributes #0 = { nounwind } |
| 86 | |
| 87 | !0 = !{!1, !1, i64 0} |
| 88 | !1 = !{!"omnipotent char", !2, i64 0} |
| 89 | !2 = !{!"Simple C/C++ TBAA"} |