| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt -jump-threading -S %s | FileCheck %s |
| |
| declare i1 @cond() |
| |
| define hidden void @hoge(i1 %c1, i32 %x) { |
| ; CHECK-LABEL: @hoge( |
| ; CHECK-NEXT: bb: |
| ; CHECK-NEXT: br label [[BB13:%.*]] |
| ; CHECK: bb4: |
| ; CHECK-NEXT: [[TMP3:%.*]] = icmp ne i32 [[TMP7:%.*]], undef |
| ; CHECK-NEXT: br i1 [[TMP3]], label [[BB5:%.*]], label [[BB13]] |
| ; CHECK: bb5: |
| ; CHECK-NEXT: br label [[BB6:%.*]] |
| ; CHECK: bb6: |
| ; CHECK-NEXT: [[TMP7]] = phi i32 [ [[TMP7]], [[BB5]] ], [ [[X:%.*]], [[BB8:%.*]] ] |
| ; CHECK-NEXT: [[C:%.*]] = call i1 @cond() |
| ; CHECK-NEXT: br i1 [[C]], label [[BB4:%.*]], label [[BB8]] |
| ; CHECK: bb8: |
| ; CHECK-NEXT: br label [[BB6]] |
| ; CHECK: bb13: |
| ; CHECK-NEXT: ret void |
| ; |
| bb: |
| br i1 false, label %bb1, label %bb13 |
| |
| bb1: ; preds = %bb |
| br label %bb2 |
| |
| bb2: ; preds = %bb12, %bb1 |
| %tmp = phi i32 [ 10, %bb1 ], [ %tmp7, %bb12 ] |
| %tmp3 = icmp ne i32 %tmp, undef |
| br label %bb4 |
| |
| bb4: ; preds = %bb2 |
| br i1 %tmp3, label %bb5, label %bb13 |
| |
| bb5: ; preds = %bb4 |
| br label %bb6 |
| |
| bb6: ; preds = %bb8, %bb5 |
| %tmp7 = phi i32 [ %tmp, %bb5 ], [ %x, %bb8 ] |
| %c = call i1 @cond() |
| br i1 %c, label %bb9, label %bb8 |
| |
| bb8: ; preds = %bb6 |
| br label %bb6 |
| |
| bb9: ; preds = %bb6 |
| br label %bb10 |
| |
| bb10: ; preds = %bb9 |
| br label %bb12 |
| |
| bb12: ; preds = %bb10 |
| br label %bb2 |
| |
| bb13: ; preds = %bb4 |
| ret void |
| |
| } |
