xref: /llvm-project/llvm/test/Transforms/CodeExtractor/PartialInlineAndOr.ll (revision 3528e63d89305907b3d6e0f59f7b03b94a12dacc)
1; RUN: opt < %s -passes=partial-inliner -S | FileCheck %s
2; RUN: opt < %s -passes=partial-inliner -max-num-inline-blocks=3 -S | FileCheck  --check-prefix=LIMIT %s
3
4; Function Attrs: nounwind uwtable
5define i32 @bar(i32 %arg) local_unnamed_addr #0 {
6bb:
7  %tmp = icmp slt i32 %arg, 0
8  br i1 %tmp, label %bb1, label %bb4
9
10bb1:                                              ; preds = %bb
11  %tmp2 = tail call i32 (...) @n() #2
12  %tmp3 = icmp slt i32 %tmp2, %arg
13  br i1 %tmp3, label %bb7, label %bb4
14
15bb4:                                              ; preds = %bb1, %bb
16  %tmp5 = tail call i32 (...) @m() #2
17  %tmp6 = icmp slt i32 %tmp5, %arg
18  br i1 %tmp6, label %bb7, label %bb8
19
20bb7:                                              ; preds = %bb4, %bb1
21  tail call void (...) @foo() #2
22  tail call void (...) @foo() #2
23  tail call void (...) @foo() #2
24  tail call void (...) @foo() #2
25  tail call void (...) @foo() #2
26  tail call void (...) @foo() #2
27  tail call void (...) @foo() #2
28  tail call void (...) @foo() #2
29  tail call void (...) @foo() #2
30  br label %bb8
31
32bb8:                                              ; preds = %bb7, %bb4
33  %tmp9 = phi i32 [ 0, %bb7 ], [ 1, %bb4 ]
34  ret i32 %tmp9
35}
36
37declare i32 @n(...) local_unnamed_addr #1
38
39declare i32 @m(...) local_unnamed_addr #1
40
41declare void @foo(...) local_unnamed_addr #1
42
43; Function Attrs: nounwind uwtable
44define i32 @dummy_caller(i32 %arg) local_unnamed_addr #0 {
45bb:
46; CHECK-LABEL: @dummy_caller
47; CHECK: br i1
48; CHECK: br i1
49; CHECK: br i1
50; CHECK: call void @bar.1.
51; LIMIT-LABEL: @dummy_caller
52; LIMIT-NOT: br i1
53; LIMIT: call i32 @bar
54  %tmp = tail call i32 @bar(i32 %arg)
55  ret i32 %tmp
56}
57
58attributes #0 = { nounwind }
59attributes #1 = { nounwind }
60attributes #2 = { nounwind }
61
62