xref: /aosp_15_r20/external/llvm/test/Analysis/RegionInfo/next.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; REQUIRES: asserts
2*9880d681SAndroid Build Coastguard Worker; RUN: opt -regions -analyze < %s | FileCheck %s
3*9880d681SAndroid Build Coastguard Worker; RUN: opt -regions -stats < %s 2>&1 | FileCheck -check-prefix=STAT %s
4*9880d681SAndroid Build Coastguard Worker; RUN: opt -regions -print-region-style=bb  -analyze < %s 2>&1 | FileCheck -check-prefix=BBIT %s
5*9880d681SAndroid Build Coastguard Worker; RUN: opt -regions -print-region-style=rn  -analyze < %s 2>&1 | FileCheck -check-prefix=RNIT %s
6*9880d681SAndroid Build Coastguard Worker
7*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -passes='print<regions>' 2>&1 | FileCheck %s
8*9880d681SAndroid Build Coastguard Worker
9*9880d681SAndroid Build Coastguard Workerdefine void @MAIN__() nounwind {
10*9880d681SAndroid Build Coastguard Workerentry:
11*9880d681SAndroid Build Coastguard Worker  br label %__label_002001.outer
12*9880d681SAndroid Build Coastguard Worker
13*9880d681SAndroid Build Coastguard Worker__label_002001.outer:                             ; preds = %bb236, %bb92
14*9880d681SAndroid Build Coastguard Worker  br label %__label_002001
15*9880d681SAndroid Build Coastguard Worker
16*9880d681SAndroid Build Coastguard Worker__label_002001:                                   ; preds = %bb229, %__label_002001.outer
17*9880d681SAndroid Build Coastguard Worker  br i1  1, label %bb93, label %__label_000020
18*9880d681SAndroid Build Coastguard Worker
19*9880d681SAndroid Build Coastguard Workerbb93:                                             ; preds = %__label_002001
20*9880d681SAndroid Build Coastguard Worker  br i1  1, label %__label_000020, label %bb197
21*9880d681SAndroid Build Coastguard Worker
22*9880d681SAndroid Build Coastguard Workerbb197:                                            ; preds = %bb193
23*9880d681SAndroid Build Coastguard Worker  br i1  1, label %bb229, label %bb224
24*9880d681SAndroid Build Coastguard Worker
25*9880d681SAndroid Build Coastguard Workerbb224:                                            ; preds = %bb223, %bb227
26*9880d681SAndroid Build Coastguard Worker  br i1  1, label %bb229, label %bb224
27*9880d681SAndroid Build Coastguard Worker
28*9880d681SAndroid Build Coastguard Workerbb229:                                            ; preds = %bb227, %bb223
29*9880d681SAndroid Build Coastguard Worker  br i1  1, label %__label_002001, label %__label_002001.outer
30*9880d681SAndroid Build Coastguard Worker
31*9880d681SAndroid Build Coastguard Worker__label_000020:                                   ; preds = %__label_002001, %bb194
32*9880d681SAndroid Build Coastguard Worker  ret void
33*9880d681SAndroid Build Coastguard Worker}
34*9880d681SAndroid Build Coastguard Worker
35*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: =>
36*9880d681SAndroid Build Coastguard Worker; CHECK: [0] entry => <Function Return>
37*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:  [1] __label_002001.outer => __label_000020
38*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:      [2] bb197 => bb229
39*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:            [3] bb224 => bb229
40*9880d681SAndroid Build Coastguard Worker
41*9880d681SAndroid Build Coastguard Worker; STAT: 4 region - The # of regions
42*9880d681SAndroid Build Coastguard Worker; STAT: 1 region - The # of simple regions
43*9880d681SAndroid Build Coastguard Worker
44*9880d681SAndroid Build Coastguard Worker; BBIT: entry, __label_002001.outer, __label_002001, bb93, __label_000020, bb197, bb229, bb224,
45*9880d681SAndroid Build Coastguard Worker; BBIT: __label_002001.outer, __label_002001, bb93, bb197, bb229, bb224,
46*9880d681SAndroid Build Coastguard Worker; BBIT: bb197, bb224,
47*9880d681SAndroid Build Coastguard Worker; BBIT: bb224,
48*9880d681SAndroid Build Coastguard Worker
49*9880d681SAndroid Build Coastguard Worker; RNIT: entry, __label_002001.outer => __label_000020, __label_000020,
50*9880d681SAndroid Build Coastguard Worker; RNIT: __label_002001.outer, __label_002001, bb93, bb197 => bb229, bb229,
51*9880d681SAndroid Build Coastguard Worker; RNIT: bb197, bb224 => bb229,
52*9880d681SAndroid Build Coastguard Worker; RNIT: bb224,
53