// RUN: %clang_cc1 -fsyntax-only -verify=expected,ocl12 %s -triple spir-unknown-unknown
// RUN: %clang_cc1 -fsyntax-only -verify %s -triple spir-unknown-unknown -cl-std=CL2.0
kernel void half_arg(half x) { } // expected-error{{declaring function parameter of type '__private half' is not allowed; did you forget * ?}}
#pragma OPENCL EXTENSION cl_khr_fp16 : enable
#if __OPENCL_C_VERSION__ < CL_VERSION_2_0
// expected-error@+4{{kernel parameter cannot be declared as a pointer to a pointer}}
// expected-error@+4{{kernel parameter cannot be declared as a pointer to a pointer}}
// expected-error@+4{{kernel parameter cannot be declared as a pointer to a pointer}}
#endif
kernel void no_ptrptr(global int * global *i) { }
kernel void no_lptrcptr(constant int * local *i) { }
kernel void no_ptrptrptr(global int * global * global *i) { }
// expected-error@+1{{pointer arguments to kernel functions must reside in '__global', '__constant' or '__local' address space}}
__kernel void no_privateptr(__private int *i) { }
// expected-error@+1{{pointer arguments to kernel functions must reside in '__global', '__constant' or '__local' address space}}
__kernel void no_privatearray(__private int i[]) { }
// expected-error@+1{{pointer arguments to kernel functions must reside in '__global', '__constant' or '__local' address space}}
__kernel void no_addrsp_ptr(int *ptr) { }
// expected-error@+1{{pointer arguments to kernel functions must reside in '__global', '__constant' or '__local' address space}}
__kernel void no_defaultarray(int i[]) { }
#if __OPENCL_C_VERSION__ >= CL_VERSION_2_0
kernel void no_genericptr(generic int *ptr) { }
// expected-error@-1{{pointer arguments to kernel functions must reside in '__global', '__constant' or '__local' address space}}
kernel void no_ptr_private_ptr(private int * global *i) { }
// expected-error@-1{{pointer arguments to kernel functions must reside in '__global', '__constant' or '__local' address space}}
kernel void no_ptr_ptr_private_ptr(private int * global * global *i) { }
// expected-error@-1{{pointer arguments to kernel functions must reside in '__global', '__constant' or '__local' address space}}
kernel void no_ptr_private_ptr_ptr(global int * private * global *i) { }
// expected-error@-1{{pointer arguments to kernel functions must reside in '__global', '__constant' or '__local' address space}}
#endif
void no_addrspace_param(global int x) { } // expected-error{{parameter may not be qualified with an address space}}
// Disallowed: parameters with type
// bool, half, size_t, ptrdiff_t, intptr_t, and uintptr_t
// or a struct / union with any of these types in them
typedef __SIZE_TYPE__ size_t; // expected-note{{'__private size_t' (aka '__private unsigned int') declared here}}
// expected-note@-1{{'size_t' (aka 'unsigned int') declared here}}
typedef __PTRDIFF_TYPE__ ptrdiff_t; // expected-note{{'__private ptrdiff_t' (aka '__private int') declared here}}
typedef __INTPTR_TYPE__ intptr_t; // expected-note{{'__private intptr_t' (aka '__private int') declared here}}
typedef __UINTPTR_TYPE__ uintptr_t; // expected-note{{'__private uintptr_t' (aka '__private unsigned int') declared here}}
kernel void size_t_arg(size_t x) {} // expected-error{{'__private size_t' (aka '__private unsigned int') cannot be used as the type of a kernel parameter}}
kernel void ptrdiff_t_arg(ptrdiff_t x) {} // expected-error{{'__private ptrdiff_t' (aka '__private int') cannot be used as the type of a kernel parameter}}
kernel void intptr_t_arg(intptr_t x) {} // expected-error{{'__private intptr_t' (aka '__private int') cannot be used as the type of a kernel parameter}}
kernel void uintptr_t_arg(uintptr_t x) {} // expected-error{{'__private uintptr_t' (aka '__private unsigned int') cannot be used as the type of a kernel parameter}}
typedef size_t size_ty;
struct SizeTStruct { // expected-note{{within field of type 'SizeTStruct' declared here}}
size_ty s; // expected-note{{field of illegal type 'size_ty' (aka 'unsigned int') declared here}}
};
kernel void size_t_struct_arg(struct SizeTStruct x) {} // expected-error{{'__private struct SizeTStruct' cannot be used as the type of a kernel parameter}}
union SizeTUnion { // expected-note{{within field of type 'SizeTUnion' declared here}}
size_t s; // expected-note{{field of illegal type 'size_t' (aka 'unsigned int') declared here}}
float f;
};
kernel void size_t_union_arg(union SizeTUnion x) {} // expected-error{{'__private union SizeTUnion' cannot be used as the type of a kernel parameter}}
typedef size_t s_ty; // expected-note{{'s_ty' (aka 'unsigned int') declared here}}
typedef s_ty ss_ty; // expected-note{{'__private ss_ty' (aka '__private unsigned int') declared here}}
kernel void typedef_to_size_t(ss_ty s) {} // expected-error{{'__private ss_ty' (aka '__private unsigned int') cannot be used as the type of a kernel parameter}}
kernel void bool_arg(bool x) { } // expected-error{{'__private bool' cannot be used as the type of a kernel parameter}}
// half kernel argument is allowed when cl_khr_fp16 is enabled.
kernel void half_arg(half x) { }
typedef struct ContainsBool // expected-note{{within field of type 'ContainsBool' declared here}}
{
bool x; // expected-note{{field of illegal type 'bool' declared here}}
} ContainsBool;
kernel void bool_in_struct_arg(ContainsBool x) { } // expected-error{{'__private ContainsBool' (aka '__private struct ContainsBool') cannot be used as the type of a kernel parameter}}
typedef struct FooImage2D // expected-note{{within field of type 'FooImage2D' declared here}}
{
// TODO: Clean up needed - we don't really need to check for image, event, etc
// as a note here any longer.
// They are diagnosed as an error for all struct fields (OpenCL v1.2 s6.9b,r).
image2d_t imageField; // expected-note{{field of illegal type '__read_only image2d_t' declared here}} expected-error{{the '__read_only image2d_t' type cannot be used to declare a structure or union field}}
} FooImage2D;
kernel void image_in_struct_arg(FooImage2D arg) { } // expected-error{{struct kernel parameters may not contain pointers}}
typedef struct Foo // expected-note{{within field of type 'Foo' declared here}}
{
int* ptrField; // expected-note-re{{field of illegal pointer type '__{{private|generic}} int *' declared here}}
} Foo;
kernel void pointer_in_struct_arg(Foo arg) { } // expected-error{{struct kernel parameters may not contain pointers}}
typedef struct FooGlobal // ocl12-note{{within field of type 'FooGlobal' declared here}}
{
global int* ptrField; // ocl12-note{{field of illegal pointer type '__global int *' declared here}}
} FooGlobal;
kernel void global_pointer_in_struct_arg(FooGlobal arg) { } // ocl12-error{{struct kernel parameters may not contain pointers}}
typedef union FooUnion // expected-note{{within field of type 'FooUnion' declared here}}
{
int* ptrField; // expected-note-re{{field of illegal pointer type '__{{private|generic}} int *' declared here}}
} FooUnion;
kernel void pointer_in_union_arg(FooUnion arg) { }// expected-error{{union kernel parameters may not contain pointers}}
typedef struct NestedPointer // expected-note 2 {{within field of type 'NestedPointer' declared here}}
{
int x;
struct InnerNestedPointer
{
int* ptrField; // expected-note-re 3 {{field of illegal pointer type '__{{private|generic}} int *' declared here}}
} inner; // expected-note 3 {{within field of type 'struct InnerNestedPointer' declared here}}
} NestedPointer;
kernel void pointer_in_nested_struct_arg(NestedPointer arg) { }// expected-error{{struct kernel parameters may not contain pointers}}
struct NestedPointerComplex // expected-note{{within field of type 'NestedPointerComplex' declared here}}
{
int foo;
float bar;
struct InnerNestedPointerComplex
{
int innerFoo;
int* innerPtrField; // expected-note-re{{field of illegal pointer type '__{{private|generic}} int *' declared here}}
} inner; // expected-note{{within field of type 'struct InnerNestedPointerComplex' declared here}}
float y;
float z[4];
};
kernel void pointer_in_nested_struct_arg_complex(struct NestedPointerComplex arg) { }// expected-error{{struct kernel parameters may not contain pointers}}
typedef struct NestedBool // expected-note 2 {{within field of type 'NestedBool' declared here}}
{
int x;
struct InnerNestedBool
{
bool boolField; // expected-note 2 {{field of illegal type 'bool' declared here}}
} inner; // expected-note 2 {{within field of type 'struct InnerNestedBool' declared here}}
} NestedBool;
kernel void bool_in_nested_struct_arg(NestedBool arg) { } // expected-error{{'__private NestedBool' (aka '__private struct NestedBool') cannot be used as the type of a kernel parameter}}
// Warning emitted again for argument used in other kernel
kernel void bool_in_nested_struct_arg_again(NestedBool arg) { } // expected-error{{'__private NestedBool' (aka '__private struct NestedBool') cannot be used as the type of a kernel parameter}}
// Check for note with a struct not defined inside the struct
typedef struct NestedBool2Inner
{
bool boolField; // expected-note{{field of illegal type 'bool' declared here}}
} NestedBool2Inner;
typedef struct NestedBool2 // expected-note{{within field of type 'NestedBool2' declared here}}
{
int x;
NestedBool2Inner inner; // expected-note{{within field of type 'NestedBool2Inner' (aka 'struct NestedBool2Inner') declared here}}
} NestedBool2;
kernel void bool_in_nested_struct_2_arg(NestedBool2 arg) { } // expected-error{{'__private NestedBool2' (aka '__private struct NestedBool2') cannot be used as the type of a kernel parameter}}
struct InnerInner
{
int* foo;
bool x;
};
struct Valid
{
float c;
float d;
};
struct Inner
{
struct Valid v;
struct InnerInner a;
struct Valid g;
struct InnerInner b;
};
struct AlsoUser // expected-note{{within field of type 'AlsoUser' declared here}}
{
float x;
struct Valid valid1;
struct Valid valid2;
struct NestedPointer aaaa; // expected-note{{within field of type 'struct NestedPointer' declared here}}
};
kernel void pointer_in_nested_struct_arg_2(struct Valid valid, struct NestedPointer arg, struct AlsoUser also) { } // expected-error 2 {{struct kernel parameters may not contain pointers}}
struct ArrayOfPtr // expected-note{{within field of type 'ArrayOfPtr' declared here}}
{
float *arr[3]; // expected-note-re 2{{field of illegal type '__{{private|generic}} float *[3]' declared here}}
};
kernel void array_of_ptr(struct ArrayOfPtr arr) {} // expected-error{{struct kernel parameters may not contain pointers}}
struct ArrayOfStruct // expected-note{{within field of type 'ArrayOfStruct' declared here}}
{
struct ArrayOfPtr arr[3]; // expected-note{{within field of type 'struct ArrayOfPtr[3]' declared here}}
};
kernel void array_of_struct(struct ArrayOfStruct arr) {} // expected-error{{struct kernel parameters may not contain pointers}}
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