| 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 @MAIN__() nounwind { |
| 7 | entry: |
| 8 | br label %__label_002001.outer |
| 9 | |
| 10 | __label_002001.outer: ; preds = %bb236, %bb92 |
| 11 | br label %__label_002001 |
| 12 | |
| 13 | __label_002001: ; preds = %bb229, %__label_002001.outer |
| 14 | br i1 1, label %bb93, label %__label_000020 |
| 15 | |
| 16 | bb93: ; preds = %__label_002001 |
| 17 | br i1 1, label %__label_000020, label %bb197 |
| 18 | |
| 19 | bb197: ; preds = %bb193 |
| 20 | br i1 1, label %bb229, label %bb224 |
| 21 | |
| 22 | bb224: ; preds = %bb223, %bb227 |
| 23 | br i1 1, label %bb229, label %bb224 |
| 24 | |
| 25 | bb229: ; preds = %bb227, %bb223 |
| 26 | br i1 1, label %__label_002001, label %__label_002001.outer |
| 27 | |
| 28 | __label_000020: ; preds = %__label_002001, %bb194 |
| 29 | ret void |
| 30 | } |
| 31 | |
| 32 | ; CHECK-NOT: => |
| 33 | ; CHECK: [0] entry => <Function Return> |
| 34 | ; CHECK-NEXT: [1] __label_002001.outer => __label_000020 |
| Benjamin Kramer | a42a757 | 2011-04-25 10:12:01 +0000 | [diff] [blame] | 35 | ; CHECK-NEXT: [2] bb197 => bb229 |
| 36 | ; CHECK-NEXT: [3] bb224 => bb229 |
| Tobias Grosser | f96b006 | 2010-07-22 07:46:31 +0000 | [diff] [blame] | 37 | |
| 38 | ; STAT: 4 region - The # of regions |
| 39 | ; STAT: 1 region - The # of simple regions |
| 40 | |
| 41 | ; BBIT: entry, __label_002001.outer, __label_002001, bb93, __label_000020, bb197, bb229, bb224, |
| 42 | ; BBIT: __label_002001.outer, __label_002001, bb93, bb197, bb229, bb224, |
| 43 | ; BBIT: bb197, bb224, |
| 44 | ; BBIT: bb224, |
| 45 | |
| 46 | ; RNIT: entry, __label_002001.outer => __label_000020, __label_000020, |
| 47 | ; RNIT: __label_002001.outer, __label_002001, bb93, bb197 => bb229, bb229, |
| 48 | ; RNIT: bb197, bb224 => bb229, |
| 49 | ; RNIT: bb224, |