1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
|
; RUN: opt -S -partial-inliner -max-num-inline-blocks=2 -skip-partial-inlining-cost-analysis < %s | FileCheck %s
; RUN: opt -S -passes=partial-inliner -max-num-inline-blocks=2 -skip-partial-inlining-cost-analysis < %s | FileCheck %s
define i32 @test(i32 %arg) local_unnamed_addr #0 {
bb:
%tmp = tail call i32 (...) @bar() #1
%tmp1 = icmp slt i32 %arg, 0
br i1 %tmp1, label %bb6, label %bb2
bb2: ; preds = %bb
tail call void (...) @foo() #1
tail call void (...) @foo() #1
tail call void (...) @foo() #1
tail call void (...) @foo() #1
tail call void (...) @foo() #1
%tmp3 = tail call i32 (...) @bar() #1
%tmp4 = icmp eq i32 %tmp3, 10
br i1 %tmp4, label %bb6, label %bb5
bb5: ; preds = %bb2
tail call void (...) @foo() #1
tail call void (...) @foo() #1
tail call void (...) @foo() #1
tail call void (...) @foo() #1
br label %bb6
bb6: ; preds = %bb5, %bb2, %bb
%tmp7 = phi i32 [ 1, %bb5 ], [ 0, %bb ], [ 1, %bb2 ]
ret i32 %tmp7
}
; Function Attrs: nounwind uwtable
declare i32 @bar(...) local_unnamed_addr #0
; Function Attrs: nounwind uwtable
declare void @foo(...) local_unnamed_addr #0
; Function Attrs: nounwind uwtable
define i32 @dummy_caller(i32 %arg) local_unnamed_addr #0 {
; CHECK-LABEL: @dummy_caller
; CHECK: codeRepl.i:
; CHECK: call void @test.1.bb2()
; CHECK-NOT: load
; CHECK br
bb:
%tmp = tail call i32 @test(i32 %arg)
ret i32 %tmp
}
; CHECK-LABEL: define internal void @test.1.bb2()
; CHECK: .exitStub:
; CHECK-NOT: store i32 %tmp7, i32* %tmp7.out
; CHECK: ret
attributes #0 = { nounwind uwtable }
attributes #1 = { nounwind }
!llvm.module.flags = !{!0}
!llvm.ident = !{!1}
!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{!"clang version 5.0.0 (trunk 303574)"}
|
