1// Tests for instrumentation of C++ methods, constructors, and destructors. 2 3// RUN: %clang %s -o - -emit-llvm -S -fprofile-instr-generate -fno-exceptions -target %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 9// RUN: llvm-profdata merge %S/Inputs/cxx-class.proftext -o %t.profdata 10// RUN: %clang %s -o - -emit-llvm -S -fprofile-instr-use=%t.profdata -fno-exceptions -target %itanium_abi_triple > %tuse 11// RUN: FileCheck --input-file=%tuse -check-prefix=CTRUSE %s 12// RUN: FileCheck --input-file=%tuse -check-prefix=DTRUSE %s 13// RUN: FileCheck --input-file=%tuse -check-prefix=MTHUSE %s 14// RUN: FileCheck --input-file=%tuse -check-prefix=WRPUSE %s 15 16class Simple { 17 int Member; 18public: 19 // CTRGEN-LABEL: define {{.*}} @_ZN6SimpleC2Ei( 20 // CTRUSE-LABEL: define {{.*}} @_ZN6SimpleC2Ei( 21 // CTRGEN: store {{.*}} @[[SCC:__llvm_profile_counters__ZN6SimpleC2Ei]], i64 0, i64 0 22 explicit Simple(int Member) : Member(Member) { 23 // CTRGEN: store {{.*}} @[[SCC]], i64 0, i64 1 24 // CTRUSE: br {{.*}} !prof ![[SC1:[0-9]+]] 25 if (Member) {} 26 // CTRGEN-NOT: store {{.*}} @[[SCC]], 27 // CTRUSE-NOT: br {{.*}} !prof ![0-9]+ 28 // CTRUSE: ret 29 } 30 // CTRUSE: ![[SC1]] = !{!"branch_weights", i32 100, i32 2} 31 32 // DTRGEN-LABEL: define {{.*}} @_ZN6SimpleD2Ev( 33 // DTRUSE-LABEL: define {{.*}} @_ZN6SimpleD2Ev( 34 // DTRGEN: store {{.*}} @[[SDC:__llvm_profile_counters__ZN6SimpleD2Ev]], i64 0, i64 0 35 ~Simple() { 36 // DTRGEN: store {{.*}} @[[SDC]], i64 0, i64 1 37 // DTRUSE: br {{.*}} !prof ![[SD1:[0-9]+]] 38 if (Member) {} 39 // DTRGEN-NOT: store {{.*}} @[[SDC]], 40 // DTRUSE-NOT: br {{.*}} !prof ![0-9]+ 41 // DTRUSE: ret 42 } 43 // DTRUSE: ![[SD1]] = !{!"branch_weights", i32 100, i32 2} 44 45 // MTHGEN-LABEL: define {{.*}} @_ZN6Simple6methodEv( 46 // MTHUSE-LABEL: define {{.*}} @_ZN6Simple6methodEv( 47 // MTHGEN: store {{.*}} @[[SMC:__llvm_profile_counters__ZN6Simple6methodEv]], i64 0, i64 0 48 void method() { 49 // MTHGEN: store {{.*}} @[[SMC]], i64 0, i64 1 50 // MTHUSE: br {{.*}} !prof ![[SM1:[0-9]+]] 51 if (Member) {} 52 // MTHGEN-NOT: store {{.*}} @[[SMC]], 53 // MTHUSE-NOT: br {{.*}} !prof ![0-9]+ 54 // MTHUSE: ret 55 } 56 // MTHUSE: ![[SM1]] = !{!"branch_weights", i32 100, i32 2} 57}; 58 59// WRPGEN-LABEL: define {{.*}} @_Z14simple_wrapperv( 60// WRPUSE-LABEL: define {{.*}} @_Z14simple_wrapperv( 61// WRPGEN: store {{.*}} @[[SWC:__llvm_profile_counters__Z14simple_wrapperv]], i64 0, i64 0 62void simple_wrapper() { 63 // WRPGEN: store {{.*}} @[[SWC]], i64 0, i64 1 64 // WRPUSE: br {{.*}} !prof ![[SW1:[0-9]+]] 65 for (int I = 0; I < 100; ++I) { 66 Simple S(I); 67 S.method(); 68 } 69 // WRPGEN-NOT: store {{.*}} @[[SWC]], 70 // WRPUSE-NOT: br {{.*}} !prof ![0-9]+ 71 // WRPUSE: ret 72} 73// WRPUSE: ![[SW1]] = !{!"branch_weights", i32 101, i32 2} 74 75int main(int argc, const char *argv[]) { 76 simple_wrapper(); 77 return 0; 78} 79