diff options
Diffstat (limited to 'clang/test/CodeGenOpenCLCXX/addrspace-derived-base.clcpp')
-rw-r--r-- | clang/test/CodeGenOpenCLCXX/addrspace-derived-base.clcpp | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/clang/test/CodeGenOpenCLCXX/addrspace-derived-base.clcpp b/clang/test/CodeGenOpenCLCXX/addrspace-derived-base.clcpp new file mode 100644 index 000000000000..6b087e75c486 --- /dev/null +++ b/clang/test/CodeGenOpenCLCXX/addrspace-derived-base.clcpp @@ -0,0 +1,82 @@ +// RUN: %clang_cc1 %s -triple spir -emit-llvm -O0 -o - | FileCheck %s + +struct B { + int mb; +}; + +class D : public B { +public: + int getmb() { return mb; } +}; + +void foo() { + D d; + //CHECK-LABEL: foo + //CHECK: addrspacecast %class.D* %d to %class.D addrspace(4)* + //CHECK: call spir_func i32 @_ZNU3AS41D5getmbEv(%class.D addrspace(4)* + d.getmb(); +} + +//Derived and Base are in the same address space. + +//CHECK: define linkonce_odr spir_func i32 @_ZNU3AS41D5getmbEv(%class.D addrspace(4)* {{[^,]*}} %this) +//CHECK: bitcast %class.D addrspace(4)* %this1 to %struct.B addrspace(4)* + + +// Calling base method through multiple inheritance. + +class B2 { + public: + void baseMethod() const { } + int &getRef() { return bb; } + int bb; +}; + +class Derived : public B, public B2 { + public: + void work() const { baseMethod(); } + // CHECK-LABEL: work + // CHECK: bitcast i8 addrspace(4)* %add.ptr to %class.B2 addrspace(4)* +}; + +void pr43145(const Derived *argDerived) { + argDerived->work(); +} + +// Casting from base to derived. + +void pr43145_2(B *argB) { + Derived *x = (Derived*)argB; + // CHECK-LABEL: @_Z9pr43145_2 + // CHECK: bitcast %struct.B addrspace(4)* %0 to %class.Derived addrspace(4)* +} + +// Assigning to reference returned by base class method through derived class. + +void pr43145_3(int n) { + Derived d; + d.getRef() = n; + + // CHECK-LABEL: @_Z9pr43145_3 + // CHECK: addrspacecast %class.Derived* %d to %class.Derived addrspace(4)* + // CHECK: bitcast i8 addrspace(4)* %add.ptr to %class.B2 addrspace(4)* + // CHECK: call {{.*}} @_ZNU3AS42B26getRefEv + + private Derived *pd = &d; + pd->getRef() = n; + + // CHECK: addrspacecast %class.Derived* %4 to %class.Derived addrspace(4)* + // CHECK: bitcast i8 addrspace(4)* %add.ptr1 to %class.B2 addrspace(4)* + // CHECK: call {{.*}} @_ZNU3AS42B26getRefEv +} + +// Implicit conversion of derived to base. + +void functionWithBaseArgPtr(class B2 *b) {} +void functionWithBaseArgRef(class B2 &b) {} + +void pr43145_4() { + Derived d; + functionWithBaseArgPtr(&d); + functionWithBaseArgRef(d); +} |