148 lines · cpp
1// Tests that we assign appropriate identifiers to indirect calls and targets2// specifically for C++ class and instance methods.3 4// RUN: %clang_cc1 -triple x86_64-unknown-linux -fexperimental-call-graph-section \5// RUN: -emit-llvm -o %t %s6// RUN: FileCheck --check-prefix=FT %s < %t7// RUN: FileCheck --check-prefix=CST %s < %t8 9////////////////////////////////////////////////////////////////////////////////10// Class definitions (check for indirect target metadata)11 12class Cls1 {13public:14 // FT-LABEL: define {{.*}} ptr @_ZN4Cls18receiverEPcPf(15 // FT-SAME: {{.*}} !type [[F_TCLS1RECEIVER:![0-9]+]]16 static int *receiver(char *a, float *b) { return 0; }17};18 19class Cls2 {20public:21 int *(*fp)(char *, float *);22 23 // FT-LABEL: define {{.*}} i32 @_ZN4Cls22f1Ecfd(24 // FT-SAME: {{.*}} !type [[F_TCLS2F1:![0-9]+]]25 int f1(char a, float b, double c) { return 0; }26 27 // FT-LABEL: define {{.*}} ptr @_ZN4Cls22f2EPcPfPd(28 // FT-SAME: {{.*}} !type [[F_TCLS2F2:![0-9]+]]29 int *f2(char *a, float *b, double *c) { return 0; }30 31 // FT-LABEL: define {{.*}} void @_ZN4Cls22f3E4Cls1(32 // FT-SAME: {{.*}} !type [[F_TCLS2F3F4:![0-9]+]]33 void f3(Cls1 a) {}34 35 // FT-LABEL: define {{.*}} void @_ZN4Cls22f4E4Cls1(36 // FT-SAME: {{.*}} !type [[F_TCLS2F3F4]]37 void f4(const Cls1 a) {}38 39 // FT-LABEL: define {{.*}} void @_ZN4Cls22f5EP4Cls1(40 // FT-SAME: {{.*}} !type [[F_TCLS2F5:![0-9]+]]41 void f5(Cls1 *a) {}42 43 // FT-LABEL: define {{.*}} void @_ZN4Cls22f6EPK4Cls1(44 // FT-SAME: {{.*}} !type [[F_TCLS2F6:![0-9]+]]45 void f6(const Cls1 *a) {}46 47 // FT-LABEL: define {{.*}} void @_ZN4Cls22f7ER4Cls1(48 // FT-SAME: {{.*}} !type [[F_TCLS2F7:![0-9]+]]49 void f7(Cls1 &a) {}50 51 // FT-LABEL: define {{.*}} void @_ZN4Cls22f8ERK4Cls1(52 // FT-SAME: {{.*}} !type [[F_TCLS2F8:![0-9]+]]53 void f8(const Cls1 &a) {}54 55 // FT-LABEL: define {{.*}} void @_ZNK4Cls22f9Ev(56 // FT-SAME: {{.*}} !type [[F_TCLS2F9:![0-9]+]]57 void f9() const {}58};59 60// FT: [[F_TCLS1RECEIVER]] = !{i64 0, !"_ZTSFPiPcPfE.generalized"}61// FT: [[F_TCLS2F1]] = !{i64 0, !"_ZTSFicfdE.generalized"}62// FT: [[F_TCLS2F2]] = !{i64 0, !"_ZTSFPiPcPfPdE.generalized"}63// FT: [[F_TCLS2F3F4]] = !{i64 0, !"_ZTSFv4Cls1E.generalized"}64// FT: [[F_TCLS2F5]] = !{i64 0, !"_ZTSFvP4Cls1E.generalized"}65// FT: [[F_TCLS2F6]] = !{i64 0, !"_ZTSFvPK4Cls1E.generalized"}66// FT: [[F_TCLS2F7]] = !{i64 0, !"_ZTSFvR4Cls1E.generalized"}67// FT: [[F_TCLS2F8]] = !{i64 0, !"_ZTSFvRK4Cls1E.generalized"}68// FT: [[F_TCLS2F9]] = !{i64 0, !"_ZTSKFvvE.generalized"}69 70////////////////////////////////////////////////////////////////////////////////71// Callsites (check for indirect callsites' callee_type metadata )72 73// CST-LABEL: define {{.*}} @_Z3foov74void foo() {75 Cls2 ObjCls2;76 ObjCls2.fp = &Cls1::receiver;77 78 // CST: call noundef ptr %{{.*}}, !callee_type [[F_TCLS1RECEIVER_CT:![0-9]+]]79 ObjCls2.fp(0, 0);80 81 auto fp_f1 = &Cls2::f1;82 auto fp_f2 = &Cls2::f2;83 auto fp_f3 = &Cls2::f3;84 auto fp_f4 = &Cls2::f4;85 auto fp_f5 = &Cls2::f5;86 auto fp_f6 = &Cls2::f6;87 auto fp_f7 = &Cls2::f7;88 auto fp_f8 = &Cls2::f8;89 auto fp_f9 = &Cls2::f9;90 91 Cls2 *ObjCls2Ptr = &ObjCls2;92 Cls1 Cls1Param;93 94 // CST: call noundef i32 %{{.*}}, !callee_type [[F_TCLS2F1_CT:![0-9]+]]95 (ObjCls2Ptr->*fp_f1)(0, 0, 0);96 97 // CST: call noundef ptr %{{.*}}, !callee_type [[F_TCLS2F2_CT:![0-9]+]]98 (ObjCls2Ptr->*fp_f2)(0, 0, 0);99 100 // CST: call void %{{.*}}, !callee_type [[F_TCLS2F3F4_CT:![0-9]+]]101 (ObjCls2Ptr->*fp_f3)(Cls1Param);102 103 // CST: call void %{{.*}}, !callee_type [[F_TCLS2F3F4_CT:![0-9]+]]104 (ObjCls2Ptr->*fp_f4)(Cls1Param);105 106 // CST: call void %{{.*}}, !callee_type [[F_TCLS2F5_CT:![0-9]+]]107 (ObjCls2Ptr->*fp_f5)(&Cls1Param);108 109 // CST: call void %{{.*}}, !callee_type [[F_TCLS2F6_CT:![0-9]+]]110 (ObjCls2Ptr->*fp_f6)(&Cls1Param);111 112 // CST: call void %{{.*}}, !callee_type [[F_TCLS2F7_CT:![0-9]+]]113 (ObjCls2Ptr->*fp_f7)(Cls1Param);114 115 // CST: call void %{{.*}}, !callee_type [[F_TCLS2F8_CT:![0-9]+]]116 (ObjCls2Ptr->*fp_f8)(Cls1Param);117 118 // CST: call void %{{.*}}, !callee_type [[F_TCLS2F9_CT:![0-9]+]]119 (ObjCls2Ptr->*fp_f9)();120}121 122// CST: [[F_TCLS1RECEIVER_CT]] = !{[[F_TCLS1RECEIVER:![0-9]+]]}123// CST: [[F_TCLS1RECEIVER]] = !{i64 0, !"_ZTSFPiPcPfE.generalized"}124 125// CST: [[F_TCLS2F1_CT]] = !{[[F_TCLS2F1:![0-9]+]]}126// CST: [[F_TCLS2F1]] = !{i64 0, !"_ZTSFicfdE.generalized"}127 128// CST: [[F_TCLS2F2_CT]] = !{[[F_TCLS2F2:![0-9]+]]}129// CST: [[F_TCLS2F2]] = !{i64 0, !"_ZTSFPiPcPfPdE.generalized"}130 131// CST: [[F_TCLS2F3F4_CT]] = !{[[F_TCLS2F3F4:![0-9]+]]}132// CST: [[F_TCLS2F3F4]] = !{i64 0, !"_ZTSFv4Cls1E.generalized"}133 134// CST: [[F_TCLS2F5_CT]] = !{[[F_TCLS2F5:![0-9]+]]}135// CST: [[F_TCLS2F5]] = !{i64 0, !"_ZTSFvP4Cls1E.generalized"}136 137// CST: [[F_TCLS2F6_CT]] = !{[[F_TCLS2F6:![0-9]+]]}138// CST: [[F_TCLS2F6]] = !{i64 0, !"_ZTSFvPK4Cls1E.generalized"}139 140// CST: [[F_TCLS2F7_CT]] = !{[[F_TCLS2F7:![0-9]+]]}141// CST: [[F_TCLS2F7]] = !{i64 0, !"_ZTSFvR4Cls1E.generalized"}142 143// CST: [[F_TCLS2F8_CT]] = !{[[F_TCLS2F8:![0-9]+]]}144// CST: [[F_TCLS2F8]] = !{i64 0, !"_ZTSFvRK4Cls1E.generalized"}145 146// CST: [[F_TCLS2F9_CT]] = !{[[F_TCLS2F9:![0-9]+]]}147// CST: [[F_TCLS2F9]] = !{i64 0, !"_ZTSKFvvE.generalized"}148