| // Tests for instrumentation of C++ methods, constructors, and destructors. |
| |
| // RUN: %clang %s -o - -emit-llvm -S -fprofile-instr-generate -fno-exceptions -target %itanium_abi_triple > %tgen |
| // RUN: FileCheck --input-file=%tgen -check-prefix=CTRGEN %s |
| // RUN: FileCheck --input-file=%tgen -check-prefix=DTRGEN %s |
| // RUN: FileCheck --input-file=%tgen -check-prefix=MTHGEN %s |
| // RUN: FileCheck --input-file=%tgen -check-prefix=WRPGEN %s |
| |
| // RUN: llvm-profdata merge %S/Inputs/cxx-class.proftext -o %t.profdata |
| // RUN: %clang %s -o - -emit-llvm -S -fprofile-instr-use=%t.profdata -fno-exceptions -target %itanium_abi_triple > %tuse |
| // RUN: FileCheck --input-file=%tuse -check-prefix=CTRUSE %s |
| // RUN: FileCheck --input-file=%tuse -check-prefix=DTRUSE %s |
| // RUN: FileCheck --input-file=%tuse -check-prefix=MTHUSE %s |
| // RUN: FileCheck --input-file=%tuse -check-prefix=WRPUSE %s |
| |
| class Simple { |
| int Member; |
| public: |
| // CTRGEN-LABEL: define {{.*}} @_ZN6SimpleC2Ei( |
| // CTRUSE-LABEL: define {{.*}} @_ZN6SimpleC2Ei( |
| // CTRGEN: store {{.*}} @[[SCC:__profc__ZN6SimpleC2Ei]], i64 0, i64 0 |
| explicit Simple(int Member) : Member(Member) { |
| // CTRGEN: store {{.*}} @[[SCC]], i64 0, i64 1 |
| // CTRUSE: br {{.*}} !prof ![[SC1:[0-9]+]] |
| if (Member) {} |
| // CTRGEN-NOT: store {{.*}} @[[SCC]], |
| // CTRUSE-NOT: br {{.*}} !prof ![0-9]+ |
| // CTRUSE: ret |
| } |
| // CTRUSE: ![[SC1]] = !{!"branch_weights", i32 100, i32 2} |
| |
| // DTRGEN-LABEL: define {{.*}} @_ZN6SimpleD2Ev( |
| // DTRUSE-LABEL: define {{.*}} @_ZN6SimpleD2Ev( |
| // DTRGEN: store {{.*}} @[[SDC:__profc__ZN6SimpleD2Ev]], i64 0, i64 0 |
| ~Simple() { |
| // DTRGEN: store {{.*}} @[[SDC]], i64 0, i64 1 |
| // DTRUSE: br {{.*}} !prof ![[SD1:[0-9]+]] |
| if (Member) {} |
| // DTRGEN-NOT: store {{.*}} @[[SDC]], |
| // DTRUSE-NOT: br {{.*}} !prof ![0-9]+ |
| // DTRUSE: ret |
| } |
| // DTRUSE: ![[SD1]] = !{!"branch_weights", i32 100, i32 2} |
| |
| // MTHGEN-LABEL: define {{.*}} @_ZN6Simple6methodEv( |
| // MTHUSE-LABEL: define {{.*}} @_ZN6Simple6methodEv( |
| // MTHGEN: store {{.*}} @[[SMC:__profc__ZN6Simple6methodEv]], i64 0, i64 0 |
| void method() { |
| // MTHGEN: store {{.*}} @[[SMC]], i64 0, i64 1 |
| // MTHUSE: br {{.*}} !prof ![[SM1:[0-9]+]] |
| if (Member) {} |
| // MTHGEN-NOT: store {{.*}} @[[SMC]], |
| // MTHUSE-NOT: br {{.*}} !prof ![0-9]+ |
| // MTHUSE: ret |
| } |
| // MTHUSE: ![[SM1]] = !{!"branch_weights", i32 100, i32 2} |
| }; |
| |
| // WRPGEN-LABEL: define {{.*}} @_Z14simple_wrapperv( |
| // WRPUSE-LABEL: define {{.*}} @_Z14simple_wrapperv( |
| // WRPGEN: store {{.*}} @[[SWC:__profc__Z14simple_wrapperv]], i64 0, i64 0 |
| void simple_wrapper() { |
| // WRPGEN: store {{.*}} @[[SWC]], i64 0, i64 1 |
| // WRPUSE: br {{.*}} !prof ![[SW1:[0-9]+]] |
| for (int I = 0; I < 100; ++I) { |
| Simple S(I); |
| S.method(); |
| } |
| // WRPGEN-NOT: store {{.*}} @[[SWC]], |
| // WRPUSE-NOT: br {{.*}} !prof ![0-9]+ |
| // WRPUSE: ret |
| } |
| // WRPUSE: ![[SW1]] = !{!"branch_weights", i32 101, i32 2} |
| |
| int main(int argc, const char *argv[]) { |
| simple_wrapper(); |
| return 0; |
| } |
