| // Tests that we assign appropriate identifiers to indirect calls and targets |
| // specifically for C++ templates. |
| |
| // RUN: %clang_cc1 -triple x86_64-unknown-linux -fexperimental-call-graph-section \ |
| // RUN: -emit-llvm -o %t %s |
| // RUN: FileCheck --check-prefix=FT %s < %t |
| // RUN: FileCheck --check-prefix=CST %s < %t |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| // Class definitions and template classes (check for indirect target metadata) |
| |
| class Cls1 {}; |
| |
| // Cls2 is instantiated with T=Cls1 in foo(). Following checks are for this |
| // instantiation. |
| template <class T> |
| class Cls2 { |
| public: |
| // FT-LABEL: define {{.*}} void @_ZN4Cls2I4Cls1E2f1Ev( |
| // FT-SAME: {{.*}} !type [[F_TCLS2F1:![0-9]+]] |
| void f1() {} |
| |
| // FT-LABEL: define {{.*}} void @_ZN4Cls2I4Cls1E2f2ES0_( |
| // FT-SAME: {{.*}} !type [[F_TCLS2F2:![0-9]+]] |
| void f2(T a) {} |
| |
| // FT-LABEL: define {{.*}} void @_ZN4Cls2I4Cls1E2f3EPS0_( |
| // FT-SAME: {{.*}} !type [[F_TCLS2F3:![0-9]+]] |
| void f3(T *a) {} |
| |
| // FT-LABEL: define {{.*}} void @_ZN4Cls2I4Cls1E2f4EPKS0_( |
| // FT-SAME: {{.*}} !type [[F_TCLS2F4:![0-9]+]] |
| void f4(const T *a) {} |
| |
| // FT-LABEL: define {{.*}} void @_ZN4Cls2I4Cls1E2f5ERS0_( |
| // FT-SAME: {{.*}} !type [[F_TCLS2F5:![0-9]+]] |
| void f5(T &a) {} |
| |
| // FT-LABEL: define {{.*}} void @_ZN4Cls2I4Cls1E2f6ERKS0_( |
| // FT-SAME: {{.*}} !type [[F_TCLS2F6:![0-9]+]] |
| void f6(const T &a) {} |
| |
| // Mixed type function pointer member |
| T *(*fp)(T a, T *b, const T *c, T &d, const T &e); |
| }; |
| |
| // FT: [[F_TCLS2F1]] = !{i64 0, !"_ZTSFvvE.generalized"} |
| // FT: [[F_TCLS2F2]] = !{i64 0, !"_ZTSFv4Cls1E.generalized"} |
| // FT: [[F_TCLS2F3]] = !{i64 0, !"_ZTSFvP4Cls1E.generalized"} |
| // FT: [[F_TCLS2F4]] = !{i64 0, !"_ZTSFvPK4Cls1E.generalized"} |
| // FT: [[F_TCLS2F5]] = !{i64 0, !"_ZTSFvR4Cls1E.generalized"} |
| // FT: [[F_TCLS2F6]] = !{i64 0, !"_ZTSFvRK4Cls1E.generalized"} |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| // Callsites (check for indirect callsite operand bundles) |
| |
| template <class T> |
| T *T_func(T a, T *b, const T *c, T &d, const T &e) { return b; } |
| |
| // CST-LABEL: define {{.*}} @_Z3foov |
| // CST-SAME: {{.*}} !type [[F_TCLS2F1:![0-9]+]] |
| void foo() { |
| // Methods for Cls2<Cls1> is checked above within the template description. |
| Cls2<Cls1> Obj; |
| |
| Obj.fp = T_func<Cls1>; |
| Cls1 Cls1Obj; |
| |
| // CST: call noundef ptr %{{.*}}, !callee_type [[F_TFUNC_CLS1_CT:![0-9]+]] |
| Obj.fp(Cls1Obj, &Cls1Obj, &Cls1Obj, Cls1Obj, Cls1Obj); |
| |
| // Make indirect calls to Cls2's member methods |
| auto fp_f1 = &Cls2<Cls1>::f1; |
| auto fp_f2 = &Cls2<Cls1>::f2; |
| auto fp_f3 = &Cls2<Cls1>::f3; |
| auto fp_f4 = &Cls2<Cls1>::f4; |
| auto fp_f5 = &Cls2<Cls1>::f5; |
| auto fp_f6 = &Cls2<Cls1>::f6; |
| |
| auto *Obj2Ptr = &Obj; |
| |
| // CST: call void %{{.*}}, !callee_type [[F_TCLS2F1_CT:![0-9]+]] |
| (Obj2Ptr->*fp_f1)(); |
| |
| // CST: call void %{{.*}}, !callee_type [[F_TCLS2F2_CT:![0-9]+]] |
| (Obj2Ptr->*fp_f2)(Cls1Obj); |
| |
| // CST: call void %{{.*}}, !callee_type [[F_TCLS2F3_CT:![0-9]+]] |
| (Obj2Ptr->*fp_f3)(&Cls1Obj); |
| |
| // CST: call void %{{.*}}, !callee_type [[F_TCLS2F4_CT:![0-9]+]] |
| (Obj2Ptr->*fp_f4)(&Cls1Obj); |
| |
| // CST: call void %{{.*}}, !callee_type [[F_TCLS2F5_CT:![0-9]+]] |
| (Obj2Ptr->*fp_f5)(Cls1Obj); |
| |
| // CST: call void %{{.*}}, !callee_type [[F_TCLS2F6_CT:![0-9]+]] |
| (Obj2Ptr->*fp_f6)(Cls1Obj); |
| } |
| |
| // CST-LABEL: define {{.*}} @_Z6T_funcI4Cls1EPT_S1_S2_PKS1_RS1_RS3_( |
| // CST-SAME: {{.*}} !type [[F_TFUNC_CLS1:![0-9]+]] |
| |
| // CST: [[F_TCLS2F1]] = !{i64 0, !"_ZTSFvvE.generalized"} |
| // CST: [[F_TFUNC_CLS1_CT]] = !{[[F_TFUNC_CLS1:![0-9]+]]} |
| // CST: [[F_TFUNC_CLS1]] = !{i64 0, !"_ZTSFP4Cls1S_S0_PKS_RS_RS1_E.generalized"} |
| // CST: [[F_TCLS2F1_CT]] = !{[[F_TCLS2F1:![0-9]+]]} |
| // CST: [[F_TCLS2F2_CT]] = !{[[F_TCLS2F2:![0-9]+]]} |
| // CST: [[F_TCLS2F2]] = !{i64 0, !"_ZTSFv4Cls1E.generalized"} |
| // CST: [[F_TCLS2F3_CT]] = !{[[F_TCLS2F3:![0-9]+]]} |
| // CST: [[F_TCLS2F3]] = !{i64 0, !"_ZTSFvP4Cls1E.generalized"} |
| // CST: [[F_TCLS2F4_CT]] = !{[[F_TCLS2F4:![0-9]+]]} |
| // CST: [[F_TCLS2F4]] = !{i64 0, !"_ZTSFvPK4Cls1E.generalized"} |
| // CST: [[F_TCLS2F5_CT]] = !{[[F_TCLS2F5:![0-9]+]]} |
| // CST: [[F_TCLS2F5]] = !{i64 0, !"_ZTSFvR4Cls1E.generalized"} |
| // CST: [[F_TCLS2F6_CT]] = !{[[F_TCLS2F6:![0-9]+]]} |
| // CST: [[F_TCLS2F6]] = !{i64 0, !"_ZTSFvRK4Cls1E.generalized"} |