| Jan Wen Voung | 6dc3076 | 2013-03-12 16:27:52 +0000 | [diff] [blame] | 1 | ; REQUIRES: asserts |
| Tobias Grosser | 336734a | 2010-07-22 07:46:31 +0000 | [diff] [blame] | 2 | ; RUN: opt -regions -analyze < %s | FileCheck %s |
| Chandler Carruth | 5da5343 | 2012-07-02 18:37:59 +0000 | [diff] [blame] | 3 | ; RUN: opt -regions -stats < %s 2>&1 | FileCheck -check-prefix=STAT %s |
| 4 | ; RUN: opt -regions -print-region-style=bb -analyze < %s 2>&1 | FileCheck -check-prefix=BBIT %s |
| 5 | ; RUN: opt -regions -print-region-style=rn -analyze < %s 2>&1 | FileCheck -check-prefix=RNIT %s |
| Tobias Grosser | 336734a | 2010-07-22 07:46:31 +0000 | [diff] [blame] | 6 | |
| 7 | define void @MAIN__() nounwind { |
| 8 | entry: |
| 9 | br label %__label_002001.outer |
| 10 | |
| 11 | __label_002001.outer: ; preds = %bb236, %bb92 |
| 12 | br label %__label_002001 |
| 13 | |
| 14 | __label_002001: ; preds = %bb229, %__label_002001.outer |
| 15 | br i1 1, label %bb93, label %__label_000020 |
| 16 | |
| 17 | bb93: ; preds = %__label_002001 |
| 18 | br i1 1, label %__label_000020, label %bb197 |
| 19 | |
| 20 | bb197: ; preds = %bb193 |
| 21 | br i1 1, label %bb229, label %bb224 |
| 22 | |
| 23 | bb224: ; preds = %bb223, %bb227 |
| 24 | br i1 1, label %bb229, label %bb224 |
| 25 | |
| 26 | bb229: ; preds = %bb227, %bb223 |
| 27 | br i1 1, label %__label_002001, label %__label_002001.outer |
| 28 | |
| 29 | __label_000020: ; preds = %__label_002001, %bb194 |
| 30 | ret void |
| 31 | } |
| 32 | |
| 33 | ; CHECK-NOT: => |
| 34 | ; CHECK: [0] entry => <Function Return> |
| 35 | ; CHECK-NEXT: [1] __label_002001.outer => __label_000020 |
| Benjamin Kramer | ba446cc | 2011-04-25 10:12:01 +0000 | [diff] [blame] | 36 | ; CHECK-NEXT: [2] bb197 => bb229 |
| 37 | ; CHECK-NEXT: [3] bb224 => bb229 |
| Tobias Grosser | 336734a | 2010-07-22 07:46:31 +0000 | [diff] [blame] | 38 | |
| 39 | ; STAT: 4 region - The # of regions |
| 40 | ; STAT: 1 region - The # of simple regions |
| 41 | |
| 42 | ; BBIT: entry, __label_002001.outer, __label_002001, bb93, __label_000020, bb197, bb229, bb224, |
| 43 | ; BBIT: __label_002001.outer, __label_002001, bb93, bb197, bb229, bb224, |
| 44 | ; BBIT: bb197, bb224, |
| 45 | ; BBIT: bb224, |
| 46 | |
| 47 | ; RNIT: entry, __label_002001.outer => __label_000020, __label_000020, |
| 48 | ; RNIT: __label_002001.outer, __label_002001, bb93, bb197 => bb229, bb229, |
| 49 | ; RNIT: bb197, bb224 => bb229, |
| 50 | ; RNIT: bb224, |