1 // Tests for instrumentation of C++ methods, constructors, and destructors.
2
3 // RUN: %clang_cc1 %s -o - -emit-llvm -fprofile-instrument=clang -triple %itanium_abi_triple > %tgen
4 // RUN: FileCheck --input-file=%tgen -check-prefix=CTRGEN %s
5 // RUN: FileCheck --input-file=%tgen -check-prefix=DTRGEN %s
6 // RUN: FileCheck --input-file=%tgen -check-prefix=MTHGEN %s
7 // RUN: FileCheck --input-file=%tgen -check-prefix=WRPGEN %s
8 // RUN: FileCheck --input-file=%tgen -check-prefix=VCTRGEN %s
9 // RUN: FileCheck --input-file=%tgen -check-prefix=VDTRGEN %s
10
11 // RUN: llvm-profdata merge %S/Inputs/cxx-class.proftext -o %t.profdata
12 // RUN: %clang_cc1 %s -o - -emit-llvm -fprofile-instrument-use-path=%t.profdata -triple %itanium_abi_triple > %tuse
13 // RUN: FileCheck --input-file=%tuse -check-prefix=CTRUSE %s
14 // RUN: FileCheck --input-file=%tuse -check-prefix=DTRUSE %s
15 // RUN: FileCheck --input-file=%tuse -check-prefix=MTHUSE %s
16 // RUN: FileCheck --input-file=%tuse -check-prefix=WRPUSE %s
17 // RUN: FileCheck --input-file=%tuse -check-prefix=VCTRUSE %s
18 // RUN: FileCheck --input-file=%tuse -check-prefix=VDTRUSE %s
19
20 class Simple {
21 public:
22 int Member;
23 // CTRGEN-LABEL: define {{.*}} @_ZN6SimpleC2Ei(
24 // CTRUSE-LABEL: define {{.*}} @_ZN6SimpleC2Ei(
25 // CTRGEN: store {{.*}} @[[SCC:__profc__ZN6SimpleC2Ei]], i64 0, i64 0
Simple(int Member)26 explicit Simple(int Member) : Member(Member) {
27 // CTRGEN: store {{.*}} @[[SCC]], i64 0, i64 1
28 // CTRUSE: br {{.*}} !prof ![[SC1:[0-9]+]]
29 if (Member) {}
30 // CTRGEN-NOT: store {{.*}} @[[SCC]],
31 // CTRUSE-NOT: br {{.*}} !prof ![0-9]+
32 // CTRUSE: ret
33 }
34 // CTRUSE: ![[SC1]] = !{!"branch_weights", i32 100, i32 2}
35
36 // DTRGEN-LABEL: define {{.*}} @_ZN6SimpleD2Ev(
37 // DTRUSE-LABEL: define {{.*}} @_ZN6SimpleD2Ev(
38 // DTRGEN: store {{.*}} @[[SDC:__profc__ZN6SimpleD2Ev]], i64 0, i64 0
~Simple()39 ~Simple() {
40 // DTRGEN: store {{.*}} @[[SDC]], i64 0, i64 1
41 // DTRUSE: br {{.*}} !prof ![[SD1:[0-9]+]]
42 if (Member) {}
43 // DTRGEN-NOT: store {{.*}} @[[SDC]],
44 // DTRUSE-NOT: br {{.*}} !prof ![0-9]+
45 // DTRUSE: ret
46 }
47 // DTRUSE: ![[SD1]] = !{!"branch_weights", i32 100, i32 2}
48
49 // MTHGEN-LABEL: define {{.*}} @_ZN6Simple6methodEv(
50 // MTHUSE-LABEL: define {{.*}} @_ZN6Simple6methodEv(
51 // MTHGEN: store {{.*}} @[[SMC:__profc__ZN6Simple6methodEv]], i64 0, i64 0
method()52 void method() {
53 // MTHGEN: store {{.*}} @[[SMC]], i64 0, i64 1
54 // MTHUSE: br {{.*}} !prof ![[SM1:[0-9]+]]
55 if (Member) {}
56 // MTHGEN-NOT: store {{.*}} @[[SMC]],
57 // MTHUSE-NOT: br {{.*}} !prof ![0-9]+
58 // MTHUSE: ret
59 }
60 // MTHUSE: ![[SM1]] = !{!"branch_weights", i32 100, i32 2}
61 };
62
63 class Derived : virtual public Simple {
64 public:
65 // VCTRGEN-LABEL: define {{.*}} @_ZN7DerivedC1Ev(
66 // VCTRUSE-LABEL: define {{.*}} @_ZN7DerivedC1Ev(
67 // VCTRGEN: store {{.*}} @[[SCC:__profc__ZN7DerivedC1Ev]], i64 0, i64 0
Derived()68 Derived() : Simple(0) {
69 // VCTRGEN: store {{.*}} @[[SCC]], i64 0, i64 1
70 // VCTRUSE: br {{.*}} !prof ![[SC1:[0-9]+]]
71 if (Member) {}
72 // VCTRGEN-NOT: store {{.*}} @[[SCC]],
73 // VCTRUSE-NOT: br {{.*}} !prof ![0-9]+
74 // VCTRUSE: ret
75 }
76 // VCTRUSE: ![[SC1]] = !{!"branch_weights", i32 100, i32 2}
77
78 // VDTRGEN-LABEL: define {{.*}} @_ZN7DerivedD2Ev(
79 // VDTRUSE-LABEL: define {{.*}} @_ZN7DerivedD2Ev(
80 // VDTRGEN: store {{.*}} @[[SDC:__profc__ZN7DerivedD2Ev]], i64 0, i64 0
~Derived()81 ~Derived() {
82 // VDTRGEN: store {{.*}} @[[SDC]], i64 0, i64 1
83 // VDTRUSE: br {{.*}} !prof ![[SD1:[0-9]+]]
84 if (Member) {}
85 // VDTRGEN-NOT: store {{.*}} @[[SDC]],
86 // VDTRUSE-NOT: br {{.*}} !prof ![0-9]+
87 // VDTRUSE: ret
88 }
89 // VDTRUSE: ![[SD1]] = !{!"branch_weights", i32 100, i32 2}
90 };
91
92 // WRPGEN-LABEL: define {{.*}} @_Z14simple_wrapperv(
93 // WRPUSE-LABEL: define {{.*}} @_Z14simple_wrapperv(
94 // WRPGEN: store {{.*}} @[[SWC:__profc__Z14simple_wrapperv]], i64 0, i64 0
simple_wrapper()95 void simple_wrapper() {
96 // WRPGEN: store {{.*}} @[[SWC]], i64 0, i64 1
97 // WRPUSE: br {{.*}} !prof ![[SW1:[0-9]+]]
98 for (int I = 0; I < 100; ++I) {
99 Derived d;
100 Simple S(I);
101 S.method();
102 }
103 // WRPGEN-NOT: store {{.*}} @[[SWC]],
104 // WRPUSE-NOT: br {{.*}} !prof ![0-9]+
105 // WRPUSE: ret
106 }
107 // WRPUSE: ![[SW1]] = !{!"branch_weights", i32 101, i32 2}
108
main(int argc,const char * argv[])109 int main(int argc, const char *argv[]) {
110 simple_wrapper();
111 return 0;
112 }
113