| Tobias Grosser | f96b006 | 2010-07-22 07:46:31 +0000 | [diff] [blame] | 1 | ; RUN: opt -regions -analyze < %s | FileCheck %s |
| Chandler Carruth | 49589f0 | 2012-07-02 18:37:59 +0000 | [diff] [blame] | 2 | ; RUN: opt -regions -stats < %s 2>&1 | FileCheck -check-prefix=STAT %s |
| 3 | ; RUN: opt -regions -print-region-style=bb -analyze < %s 2>&1 | FileCheck -check-prefix=BBIT %s |
| 4 | ; RUN: opt -regions -print-region-style=rn -analyze < %s 2>&1 | FileCheck -check-prefix=RNIT %s |
| Tobias Grosser | f96b006 | 2010-07-22 07:46:31 +0000 | [diff] [blame] | 5 | |
| 6 | define void @normal_condition() nounwind { |
| 7 | 5: |
| 8 | br label %"0" |
| 9 | |
| 10 | 0: |
| 11 | br label %"1" |
| 12 | 1: |
| 13 | br i1 1, label %"2", label %"3" |
| 14 | 2: |
| 15 | ret void |
| 16 | 3: |
| 17 | br i1 1, label %"1", label %"4" |
| 18 | 4: |
| 19 | br label %"0" |
| 20 | } |
| 21 | |
| 22 | ; CHECK-NOT: => |
| 23 | ; CHECK: [0] 5 => <Function Return> |
| 24 | ; CHECK: [1] 0 => 2 |
| 25 | |
| 26 | ; STAT: 2 region - The # of regions |
| 27 | ; STAT: 1 region - The # of simple regions |
| 28 | |
| 29 | ; BBIT: 5, 0, 1, 2, 3, 4, |
| 30 | ; BBIT: 0, 1, 3, 4, |
| 31 | |
| 32 | ; RNIT: 5, 0 => 2, 2, |
| 33 | ; RNIT: 0, 1, 3, 4, |