| Florian Hahn | 3c696b3 | 2019-05-08 09:09:54 +0000 | [diff] [blame] | 1 | ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| 2 | ; RUN: opt -ipsccp < %s -S | FileCheck %s |
| 3 | ; RUN: opt -passes=ipsccp < %s -S | FileCheck %s |
| 4 | |
| 5 | define void @barney() { |
| 6 | ; CHECK-LABEL: @barney( |
| 7 | ; CHECK-NEXT: bb: |
| 8 | ; CHECK-NEXT: br label %bb9 |
| 9 | ; CHECK: bb6: |
| 10 | ; CHECK-NEXT: unreachable |
| 11 | ; CHECK: bb9: |
| 12 | ; CHECK-NEXT: unreachable |
| 13 | ; |
| 14 | bb: |
| 15 | br label %bb9 |
| 16 | |
| 17 | bb6: ; preds = %bb9 |
| 18 | unreachable |
| 19 | |
| 20 | bb7: ; preds = %bb9 |
| 21 | unreachable |
| 22 | |
| 23 | bb9: ; preds = %bb |
| 24 | switch i16 0, label %bb6 [ |
| 25 | i16 61, label %bb7 |
| 26 | ] |
| 27 | } |
| 28 | |
| 29 | define void @blam() { |
| 30 | ; CHECK-LABEL: @blam( |
| 31 | ; CHECK-NEXT: bb: |
| 32 | ; CHECK-NEXT: br label %bb16 |
| 33 | ; CHECK: bb16: |
| 34 | ; CHECK-NEXT: br label %bb38 |
| 35 | ; CHECK: bb38: |
| 36 | ; CHECK-NEXT: unreachable |
| 37 | ; |
| 38 | bb: |
| 39 | br label %bb16 |
| 40 | |
| 41 | bb16: ; preds = %bb |
| 42 | switch i32 0, label %bb38 [ |
| 43 | i32 66, label %bb17 |
| 44 | i32 63, label %bb18 |
| 45 | i32 86, label %bb19 |
| 46 | ] |
| 47 | |
| 48 | bb17: ; preds = %bb16 |
| 49 | unreachable |
| 50 | |
| 51 | bb18: ; preds = %bb16 |
| 52 | unreachable |
| 53 | |
| 54 | bb19: ; preds = %bb16 |
| 55 | unreachable |
| 56 | |
| 57 | bb38: ; preds = %bb16 |
| 58 | unreachable |
| 59 | } |
| 60 | |
| 61 | |
| 62 | define void @hoge() { |
| 63 | ; CHECK-LABEL: @hoge( |
| 64 | ; CHECK-NEXT: bb: |
| 65 | ; CHECK-NEXT: br label %bb2 |
| 66 | ; CHECK: bb2: |
| 67 | ; CHECK-NEXT: unreachable |
| 68 | ; CHECK: bb3: |
| 69 | ; CHECK-NEXT: unreachable |
| 70 | ; |
| 71 | bb: |
| 72 | switch i16 undef, label %bb1 [ |
| 73 | i16 135, label %bb2 |
| 74 | i16 66, label %bb2 |
| 75 | ] |
| 76 | |
| 77 | bb1: ; preds = %bb |
| 78 | ret void |
| 79 | |
| 80 | bb2: ; preds = %bb, %bb |
| 81 | switch i16 0, label %bb3 [ |
| 82 | i16 61, label %bb4 |
| 83 | i16 54, label %bb4 |
| 84 | i16 49, label %bb4 |
| 85 | ] |
| 86 | |
| 87 | bb3: ; preds = %bb2 |
| 88 | unreachable |
| 89 | |
| 90 | bb4: ; preds = %bb2, %bb2, %bb2 |
| 91 | unreachable |
| 92 | } |