diff options
Diffstat (limited to 'clang/test/CodeGen/call-graph-section.cpp')
| -rw-r--r-- | clang/test/CodeGen/call-graph-section.cpp | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/clang/test/CodeGen/call-graph-section.cpp b/clang/test/CodeGen/call-graph-section.cpp new file mode 100644 index 0000000..86ed3ee --- /dev/null +++ b/clang/test/CodeGen/call-graph-section.cpp @@ -0,0 +1,147 @@ +// Tests that we assign appropriate identifiers to indirect calls and targets +// specifically for C++ class and instance methods. + +// 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 (check for indirect target metadata) + +class Cls1 { +public: + // FT-LABEL: define {{.*}} ptr @_ZN4Cls18receiverEPcPf( + // FT-SAME: {{.*}} !type [[F_TCLS1RECEIVER:![0-9]+]] + static int *receiver(char *a, float *b) { return 0; } +}; + +class Cls2 { +public: + int *(*fp)(char *, float *); + + // FT-LABEL: define {{.*}} i32 @_ZN4Cls22f1Ecfd( + // FT-SAME: {{.*}} !type [[F_TCLS2F1:![0-9]+]] + int f1(char a, float b, double c) { return 0; } + + // FT-LABEL: define {{.*}} ptr @_ZN4Cls22f2EPcPfPd( + // FT-SAME: {{.*}} !type [[F_TCLS2F2:![0-9]+]] + int *f2(char *a, float *b, double *c) { return 0; } + + // FT-LABEL: define {{.*}} void @_ZN4Cls22f3E4Cls1( + // FT-SAME: {{.*}} !type [[F_TCLS2F3F4:![0-9]+]] + void f3(Cls1 a) {} + + // FT-LABEL: define {{.*}} void @_ZN4Cls22f4E4Cls1( + // FT-SAME: {{.*}} !type [[F_TCLS2F3F4]] + void f4(const Cls1 a) {} + + // FT-LABEL: define {{.*}} void @_ZN4Cls22f5EP4Cls1( + // FT-SAME: {{.*}} !type [[F_TCLS2F5:![0-9]+]] + void f5(Cls1 *a) {} + + // FT-LABEL: define {{.*}} void @_ZN4Cls22f6EPK4Cls1( + // FT-SAME: {{.*}} !type [[F_TCLS2F6:![0-9]+]] + void f6(const Cls1 *a) {} + + // FT-LABEL: define {{.*}} void @_ZN4Cls22f7ER4Cls1( + // FT-SAME: {{.*}} !type [[F_TCLS2F7:![0-9]+]] + void f7(Cls1 &a) {} + + // FT-LABEL: define {{.*}} void @_ZN4Cls22f8ERK4Cls1( + // FT-SAME: {{.*}} !type [[F_TCLS2F8:![0-9]+]] + void f8(const Cls1 &a) {} + + // FT-LABEL: define {{.*}} void @_ZNK4Cls22f9Ev( + // FT-SAME: {{.*}} !type [[F_TCLS2F9:![0-9]+]] + void f9() const {} +}; + +// FT: [[F_TCLS1RECEIVER]] = !{i64 0, !"_ZTSFPiPcPfE.generalized"} +// FT: [[F_TCLS2F1]] = !{i64 0, !"_ZTSFicfdE.generalized"} +// FT: [[F_TCLS2F2]] = !{i64 0, !"_ZTSFPiPcPfPdE.generalized"} +// FT: [[F_TCLS2F3F4]] = !{i64 0, !"_ZTSFv4Cls1E.generalized"} +// FT: [[F_TCLS2F5]] = !{i64 0, !"_ZTSFvP4Cls1E.generalized"} +// FT: [[F_TCLS2F6]] = !{i64 0, !"_ZTSFvPK4Cls1E.generalized"} +// FT: [[F_TCLS2F7]] = !{i64 0, !"_ZTSFvR4Cls1E.generalized"} +// FT: [[F_TCLS2F8]] = !{i64 0, !"_ZTSFvRK4Cls1E.generalized"} +// FT: [[F_TCLS2F9]] = !{i64 0, !"_ZTSKFvvE.generalized"} + +//////////////////////////////////////////////////////////////////////////////// +// Callsites (check for indirect callsites' callee_type metadata ) + +// CST-LABEL: define {{.*}} @_Z3foov +void foo() { + Cls2 ObjCls2; + ObjCls2.fp = &Cls1::receiver; + + // CST: call noundef ptr %{{.*}}, !callee_type [[F_TCLS1RECEIVER_CT:![0-9]+]] + ObjCls2.fp(0, 0); + + auto fp_f1 = &Cls2::f1; + auto fp_f2 = &Cls2::f2; + auto fp_f3 = &Cls2::f3; + auto fp_f4 = &Cls2::f4; + auto fp_f5 = &Cls2::f5; + auto fp_f6 = &Cls2::f6; + auto fp_f7 = &Cls2::f7; + auto fp_f8 = &Cls2::f8; + auto fp_f9 = &Cls2::f9; + + Cls2 *ObjCls2Ptr = &ObjCls2; + Cls1 Cls1Param; + + // CST: call noundef i32 %{{.*}}, !callee_type [[F_TCLS2F1_CT:![0-9]+]] + (ObjCls2Ptr->*fp_f1)(0, 0, 0); + + // CST: call noundef ptr %{{.*}}, !callee_type [[F_TCLS2F2_CT:![0-9]+]] + (ObjCls2Ptr->*fp_f2)(0, 0, 0); + + // CST: call void %{{.*}}, !callee_type [[F_TCLS2F3F4_CT:![0-9]+]] + (ObjCls2Ptr->*fp_f3)(Cls1Param); + + // CST: call void %{{.*}}, !callee_type [[F_TCLS2F3F4_CT:![0-9]+]] + (ObjCls2Ptr->*fp_f4)(Cls1Param); + + // CST: call void %{{.*}}, !callee_type [[F_TCLS2F5_CT:![0-9]+]] + (ObjCls2Ptr->*fp_f5)(&Cls1Param); + + // CST: call void %{{.*}}, !callee_type [[F_TCLS2F6_CT:![0-9]+]] + (ObjCls2Ptr->*fp_f6)(&Cls1Param); + + // CST: call void %{{.*}}, !callee_type [[F_TCLS2F7_CT:![0-9]+]] + (ObjCls2Ptr->*fp_f7)(Cls1Param); + + // CST: call void %{{.*}}, !callee_type [[F_TCLS2F8_CT:![0-9]+]] + (ObjCls2Ptr->*fp_f8)(Cls1Param); + + // CST: call void %{{.*}}, !callee_type [[F_TCLS2F9_CT:![0-9]+]] + (ObjCls2Ptr->*fp_f9)(); +} + +// CST: [[F_TCLS1RECEIVER_CT]] = !{[[F_TCLS1RECEIVER:![0-9]+]]} +// CST: [[F_TCLS1RECEIVER]] = !{i64 0, !"_ZTSFPiPcPfE.generalized"} + +// CST: [[F_TCLS2F1_CT]] = !{[[F_TCLS2F1:![0-9]+]]} +// CST: [[F_TCLS2F1]] = !{i64 0, !"_ZTSFicfdE.generalized"} + +// CST: [[F_TCLS2F2_CT]] = !{[[F_TCLS2F2:![0-9]+]]} +// CST: [[F_TCLS2F2]] = !{i64 0, !"_ZTSFPiPcPfPdE.generalized"} + +// CST: [[F_TCLS2F3F4_CT]] = !{[[F_TCLS2F3F4:![0-9]+]]} +// CST: [[F_TCLS2F3F4]] = !{i64 0, !"_ZTSFv4Cls1E.generalized"} + +// CST: [[F_TCLS2F5_CT]] = !{[[F_TCLS2F5:![0-9]+]]} +// CST: [[F_TCLS2F5]] = !{i64 0, !"_ZTSFvP4Cls1E.generalized"} + +// CST: [[F_TCLS2F6_CT]] = !{[[F_TCLS2F6:![0-9]+]]} +// CST: [[F_TCLS2F6]] = !{i64 0, !"_ZTSFvPK4Cls1E.generalized"} + +// CST: [[F_TCLS2F7_CT]] = !{[[F_TCLS2F7:![0-9]+]]} +// CST: [[F_TCLS2F7]] = !{i64 0, !"_ZTSFvR4Cls1E.generalized"} + +// CST: [[F_TCLS2F8_CT]] = !{[[F_TCLS2F8:![0-9]+]]} +// CST: [[F_TCLS2F8]] = !{i64 0, !"_ZTSFvRK4Cls1E.generalized"} + +// CST: [[F_TCLS2F9_CT]] = !{[[F_TCLS2F9:![0-9]+]]} +// CST: [[F_TCLS2F9]] = !{i64 0, !"_ZTSKFvvE.generalized"} |