1; First with legacy PM
2; RUN: opt -S -inline -inliner-function-import-stats=basic < %s 2>&1 | FileCheck %s -check-prefix=CHECK-BASIC -check-prefix=CHECK
3; RUN: opt -S -inline -inliner-function-import-stats=verbose < %s 2>&1 | FileCheck %s -check-prefix="CHECK-VERBOSE" -check-prefix=CHECK
4
5; Do again with new PM
6; RUN: opt -S -passes=inline -inliner-function-import-stats=basic < %s 2>&1 | FileCheck %s -check-prefix=CHECK-BASIC -check-prefix=CHECK
7; RUN: opt -S -passes=inline -inliner-function-import-stats=verbose < %s 2>&1 | FileCheck %s -check-prefix="CHECK-VERBOSE" -check-prefix=CHECK
8
9; CHECK: ------- Dumping inliner stats for [<stdin>] -------
10; CHECK-BASIC-NOT: -- List of inlined functions:
11; CHECK-BASIC-NOT: -- Inlined not imported function
12; CHECK-VERBOSE: -- List of inlined functions:
13; CHECK-VERBOSE: Inlined not imported function [internal2]: #inlines = 6, #inlines_to_importing_module = 2
14; CHECK-VERBOSE: Inlined imported function [external2]: #inlines = 4, #inlines_to_importing_module = 1
15; CHECK-VERBOSE: Inlined imported function [external1]: #inlines = 3, #inlines_to_importing_module = 2
16; CHECK-VERBOSE: Inlined imported function [external5]: #inlines = 1, #inlines_to_importing_module = 1
17; CHECK-VERBOSE: Inlined imported function [external3]: #inlines = 1, #inlines_to_importing_module = 0
18
19; CHECK: -- Summary:
20; CHECK: All functions: 10, imported functions: 7
21; CHECK: inlined functions: 5 [50% of all functions]
22; CHECK: imported functions inlined anywhere: 4 [57.14% of imported functions]
23; CHECK: imported functions inlined into importing module: 3 [42.86% of imported functions], remaining: 4 [57.14% of imported functions]
24; CHECK: non-imported functions inlined anywhere: 1 [33.33% of non-imported functions]
25; CHECK: non-imported functions inlined into importing module: 1 [33.33% of non-imported functions]
26
27define void @internal() {
28    call fastcc void @external1()
29    call fastcc void @internal2()
30    call coldcc void @external_big()
31    ret void
32}
33
34define void @internal2() alwaysinline {
35    ret void
36}
37
38define void @internal3() {
39    call fastcc void @external1()
40    call fastcc void @external5()
41    ret void
42}
43
44declare void @external_decl()
45
46define void @external1() alwaysinline !thinlto_src_module !0 {
47    call fastcc void @internal2()
48    call fastcc void @external2();
49    call void @external_decl();
50    ret void
51}
52
53define void @external2() alwaysinline !thinlto_src_module !1 {
54    ret void
55}
56
57define void @external3() alwaysinline !thinlto_src_module !1 {
58    ret void
59}
60
61define void @external4() !thinlto_src_module !1 {
62    call fastcc void @external1()
63    call fastcc void @external2()
64    ret void
65}
66
67define void @external5() !thinlto_src_module !1 {
68    ret void
69}
70
71; Assume big piece of code here. This function won't be inlined, so all the
72; inlined function it will have won't affect real inlines.
73define void @external_big() noinline !thinlto_src_module !1 {
74; CHECK-NOT: call fastcc void @internal2()
75    call fastcc void @internal2()
76    call fastcc void @internal2()
77    call fastcc void @internal2()
78    call fastcc void @internal2()
79
80; CHECK-NOT: call fastcc void @external2()
81    call fastcc void @external2()
82    call fastcc void @external2()
83; CHECK-NOT: call fastcc void @external3()
84    call fastcc void @external3()
85    ret void
86}
87
88; It should not be imported, but it should not break anything.
89define void @external_notcalled() !thinlto_src_module !0 {
90    call void @external_notcalled()
91    ret void
92}
93
94!0 = !{!"file.cc"}
95!1 = !{!"other.cc"}
96