From 222e2a7620e6520ffaf4fc4e69d79c18da31542e Mon Sep 17 00:00:00 2001 From: "Zancanaro; Carlo" Date: Mon, 24 Sep 2012 09:58:17 +1000 Subject: Add the clang library to the repo (with some of my changes, too). --- clang/test/CodeGenCXX/apple-kext-indirect-call-2.C | 77 ++++++++++++++++++++++ 1 file changed, 77 insertions(+) create mode 100644 clang/test/CodeGenCXX/apple-kext-indirect-call-2.C (limited to 'clang/test/CodeGenCXX/apple-kext-indirect-call-2.C') diff --git a/clang/test/CodeGenCXX/apple-kext-indirect-call-2.C b/clang/test/CodeGenCXX/apple-kext-indirect-call-2.C new file mode 100644 index 0000000..7e25200 --- /dev/null +++ b/clang/test/CodeGenCXX/apple-kext-indirect-call-2.C @@ -0,0 +1,77 @@ +// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fapple-kext -fno-rtti -emit-llvm -o - %s | FileCheck %s + +// CHECK: @_ZTV1A = unnamed_addr constant [4 x i8*] [i8* null, i8* null, i8* bitcast (i8* (%struct.A*)* @_ZNK1A3abcEv to i8*), i8* null] +// CHECK: @_ZTV4Base = unnamed_addr constant [4 x i8*] [i8* null, i8* null, i8* bitcast (i8* (%struct.A*)* @_ZNK4Base3abcEv to i8*), i8* null] +// CHECK: @_ZTV8Derived2 = unnamed_addr constant [5 x i8*] [i8* null, i8* null, i8* null, i8* bitcast (i8* (%struct.A*)* @_ZNK8Derived23efgEv to i8*), i8* null] +// CHECK: @_ZTV2D2 = unnamed_addr constant [5 x i8*] [i8* null, i8* null, i8* null, i8* bitcast (i8* (%struct.A*)* @_ZNK2D23abcEv to i8*), i8* null] + +struct A { + virtual const char* abc(void) const; +}; + +const char* A::abc(void) const {return "A"; }; + +struct B : virtual A { + virtual void VF(); +}; + +void B::VF() {} + +void FUNC(B* p) { +// CHECK: [[T1:%.*]] = load i8* (%struct.A*)** getelementptr inbounds (i8* (%struct.A*)** bitcast ([4 x i8*]* @_ZTV1A to i8* (%struct.A*)**), i64 2) +// CHECK-NEXT: [[T2:%.*]] = call i8* [[T1]] + const char* c = p->A::abc(); +} + + +// Test2 +struct Base { virtual char* abc(void) const; }; + +char* Base::abc() const { return 0; } + +struct Derived : public Base { +}; + +void FUNC1(Derived* p) { +// CHECK: [[U1:%.*]] = load i8* (%struct.A*)** getelementptr inbounds (i8* (%struct.A*)** bitcast ([4 x i8*]* @_ZTV4Base to i8* (%struct.A*)**), i64 2) +// CHECK-NEXT: [[U2:%.*]] = call i8* [[U1]] + char* c = p->Base::abc(); +} + + +// Test3 +struct Base2 { }; + +struct Derived2 : virtual Base2 { + virtual char* efg(void) const; +}; + +char* Derived2::efg(void) const { return 0; } + +void FUNC2(Derived2* p) { +// CHECK: [[V1:%.*]] = load i8* (%struct.A*)** getelementptr inbounds (i8* (%struct.A*)** bitcast ([5 x i8*]* @_ZTV8Derived2 to i8* (%struct.A*)**), i64 3) +// CHECK-NEXT: [[V2:%.*]] = call i8* [[V1]] + char* c = p->Derived2::efg(); +} + +// Test4 +struct Base3 { }; + +struct D1 : virtual Base3 { +}; + +struct D2 : virtual Base3 { + virtual char *abc(void) const; +}; + +struct Sub : D1, D2 { +}; + +char* D2::abc(void) const { return 0; } + +void FUNC3(Sub* p) { +// CHECK: [[W1:%.*]] = load i8* (%struct.A*)** getelementptr inbounds (i8* (%struct.A*)** bitcast ([5 x i8*]* @_ZTV2D2 to i8* (%struct.A*)**), i64 3) +// CHECK-NEXT: [[W2:%.*]] = call i8* [[W1]] + char* c = p->D2::abc(); +} + -- cgit v1.2.3