| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 | |
| 109 | int main(int argc, const char *argv[]) { |
| 110 | simple_wrapper(); |
| 111 | return 0; |
| 112 | } |
| 113 | |