xref: /llvm-project/clang/test/SemaOpenCL/sampler_t.cl (revision 0e890904ea342aba088ed2a55b537ffdb0562234)
1// RUN: %clang_cc1 %s -verify -pedantic -fsyntax-only
2// RUN: %clang_cc1 %s -verify -pedantic -fsyntax-only -DCHECK_SAMPLER_VALUE -Wspir-compat -triple amdgcn--amdhsa
3// RUN: %clang_cc1 %s -verify -pedantic -fsyntax-only -DCHECK_SAMPLER_VALUE -Wspir-compat -triple spir-unknown-unknown
4// RUN: %clang_cc1 %s -cl-std=CL2.0 -verify -pedantic -fsyntax-only
5// RUN: %clang_cc1 %s -cl-std=CL2.0 -verify -pedantic -fsyntax-only -DCHECK_SAMPLER_VALUE -Wspir-compat -triple amdgcn--amdhsa
6// RUN: %clang_cc1 %s -cl-std=CL2.0 -verify -pedantic -fsyntax-only -DCHECK_SAMPLER_VALUE -Wspir-compat -triple spir-unknown-unknown
7
8#define CLK_ADDRESS_CLAMP_TO_EDGE       2
9#define CLK_NORMALIZED_COORDS_TRUE      1
10#define CLK_FILTER_NEAREST              0x10
11#define CLK_FILTER_LINEAR               0x20
12
13typedef float float4 __attribute__((ext_vector_type(4)));
14float4 read_imagef(read_only image1d_t, sampler_t, float);
15
16constant sampler_t glb_smp = CLK_ADDRESS_CLAMP_TO_EDGE | CLK_NORMALIZED_COORDS_TRUE | CLK_FILTER_LINEAR;
17constant sampler_t glb_smp2; // expected-error{{variable in constant address space must be initialized}}
18global sampler_t glb_smp3 = CLK_ADDRESS_CLAMP_TO_EDGE | CLK_NORMALIZED_COORDS_TRUE | CLK_FILTER_NEAREST; // expected-error{{sampler type cannot be used with the __local and __global address space qualifiers}} expected-error {{global sampler requires a const or constant address space qualifier}}
19const global sampler_t glb_smp3_const = CLK_ADDRESS_CLAMP_TO_EDGE | CLK_NORMALIZED_COORDS_TRUE | CLK_FILTER_LINEAR;  // expected-error{{sampler type cannot be used with the __local and __global address space qualifiers}}
20
21constant sampler_t glb_smp4 = 0;
22#ifdef CHECK_SAMPLER_VALUE
23// expected-warning@-2{{sampler initializer has invalid Filter Mode bits}}
24#endif
25
26constant sampler_t glb_smp5 = 0x1f;
27#ifdef CHECK_SAMPLER_VALUE
28// expected-warning@-2{{sampler initializer has invalid Addressing Mode bits}}
29#endif
30
31constant sampler_t glb_smp6 = glb_smp; // expected-error{{initializer element is not a compile-time constant}}
32
33int f(void);
34constant sampler_t glb_smp7 = f(); // expected-error{{initializer element is not a compile-time constant}}
35
36constant sampler_t glb_smp8 = 1.0f; // expected-error{{initializing '__constant sampler_t' with an expression of incompatible type 'float'}}
37
38constant sampler_t glb_smp9 = 0x100000000LL; // expected-error{{sampler_t initialization requires 32-bit integer, not 'long long'}}
39
40void foo(sampler_t); // expected-note{{passing argument to parameter here}}
41
42void constant_sampler(constant sampler_t s); // expected-error{{parameter may not be qualified with an address space}}
43
44constant struct sampler_s {
45  sampler_t smp; // expected-error{{the 'sampler_t' type cannot be used to declare a structure or union field}}
46} sampler_str = {0};
47
48sampler_t bad(void); //expected-error{{declaring function return value of type 'sampler_t' is not allowed}}
49
50sampler_t global_nonconst_smp = 0; // expected-error {{global sampler requires a const or constant address space qualifier}}
51
52const sampler_t glb_smp10 = CLK_ADDRESS_CLAMP_TO_EDGE | CLK_NORMALIZED_COORDS_TRUE | CLK_FILTER_LINEAR;
53const constant sampler_t glb_smp11 = CLK_ADDRESS_CLAMP_TO_EDGE | CLK_NORMALIZED_COORDS_TRUE | CLK_FILTER_LINEAR;
54
55void kernel ker(sampler_t argsmp) {
56  local sampler_t smp; // expected-error{{sampler type cannot be used with the __local and __global address space qualifiers}}
57  const sampler_t const_smp5 = 1.0f; // expected-error{{initializing 'const sampler_t' with an expression of incompatible type 'float'}}
58  const sampler_t const_smp6 = 0x100000000LL; // expected-error{{sampler_t initialization requires 32-bit integer, not 'long long'}}
59
60  foo(5.0f); // expected-error {{passing 'float' to parameter of incompatible type 'sampler_t'}}
61  sampler_t sa[] = {argsmp, glb_smp}; // expected-error {{array of 'sampler_t' type is invalid in OpenCL}}
62}
63
64#if __OPENCL_C_VERSION__ == 200
65void bad(sampler_t *); // expected-error{{pointer to type 'sampler_t' is invalid in OpenCL}}
66#else
67void bad(sampler_t*); // expected-error{{pointer to type 'sampler_t' is invalid in OpenCL}}
68#endif
69
70void bar(void) {
71  sampler_t smp1 = CLK_ADDRESS_CLAMP_TO_EDGE | CLK_NORMALIZED_COORDS_TRUE | CLK_FILTER_LINEAR;
72  sampler_t smp2 = CLK_ADDRESS_CLAMP_TO_EDGE | CLK_NORMALIZED_COORDS_TRUE | CLK_FILTER_NEAREST;
73  smp1=smp2; //expected-error{{invalid operands to binary expression ('sampler_t' and 'sampler_t')}}
74  smp1+1; //expected-error{{invalid operands to binary expression ('sampler_t' and 'int')}}
75  &smp1; //expected-error{{invalid argument type 'sampler_t' to unary expression}}
76  *smp2; //expected-error{{invalid argument type 'sampler_t' to unary expression}}
77  foo(smp1+1); //expected-error{{invalid operands to binary expression ('sampler_t' and 'int')}}
78}
79
80void smp_args(read_only image1d_t image) {
81  // Test that parentheses around sampler arguments are ignored.
82  float4 res = read_imagef(image, (glb_smp10), 0.0f);
83}
84