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68 lines
4.2 KiB
68 lines
4.2 KiB
4 months ago
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// RUN: %clang_cc1 %s -ffake-address-space-map -verify -pedantic -fsyntax-only -cl-std=CL2.0
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// RUN: %clang_cc1 %s -ffake-address-space-map -verify -pedantic -fsyntax-only -cl-std=CL2.0 -DGENERIC
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// RUN: %clang_cc1 %s -ffake-address-space-map -verify -pedantic -fsyntax-only -cl-std=CL2.0 -DCONSTANT
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// RUN: %clang_cc1 %s -ffake-address-space-map -verify -pedantic -fsyntax-only -cl-std=CL2.0 -DLOCAL
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/* USM (unified shared memory) extension for OpenCLC 2.0 adds two new address
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* spaces: global_device and global_host that are a subset of __global address
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* space. As ISO/IEC TR 18037 5.1.3 declares - it's possible to implicitly
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* convert a subset address space to a superset address space, while conversion
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* in a reversed direction could be achived only with an explicit cast */
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#ifdef GENERIC
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#define AS_COMP __generic
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#else
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#define AS_COMP __global
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#endif // GENERIC
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#ifdef CONSTANT
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#define AS_INCOMP __constant
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#elif LOCAL
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#define AS_INCOMP __local
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#else // PRIVATE
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#define AS_INCOMP __private
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#endif // CONSTANT
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void test(AS_COMP int *arg_comp,
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__attribute__((opencl_global_device)) int *arg_device,
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__attribute__((opencl_global_host)) int *arg_host) {
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AS_COMP int *var_glob1 = arg_device;
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AS_COMP int *var_glob2 = arg_host;
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AS_COMP int *var_glob3 = (AS_COMP int *)arg_device;
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AS_COMP int *var_glob4 = (AS_COMP int *)arg_host;
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arg_device = (__attribute__((opencl_global_device)) int *)arg_comp;
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arg_host = (__attribute__((opencl_global_host)) int *)arg_comp;
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#ifdef GENERIC
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// expected-error@+6{{assigning '__generic int *__private' to '__global_device int *__private' changes address space of pointer}}
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// expected-error@+6{{assigning '__generic int *__private' to '__global_host int *__private' changes address space of pointer}}
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#else
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// expected-error@+3{{assigning '__global int *__private' to '__global_device int *__private' changes address space of pointer}}
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// expected-error@+3{{assigning '__global int *__private' to '__global_host int *__private' changes address space of pointer}}
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#endif // GENERIC
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arg_device = arg_comp;
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arg_host = arg_comp;
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#ifdef CONSTANT
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// expected-error@+15{{initializing '__constant int *__private' with an expression of type '__global_device int *__private' changes address space of pointer}}
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// expected-error@+15{{initializing '__constant int *__private' with an expression of type '__global_host int *__private' changes address space of pointer}}
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// expected-error@+15{{initializing '__constant int *__private' with an expression of type '__global_device int *' changes address space of pointer}}
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// expected-error@+16{{initializing '__constant int *__private' with an expression of type '__global_host int *' changes address space of pointer}}
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#elif LOCAL
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// expected-error@+10{{initializing '__local int *__private' with an expression of type '__global_device int *__private' changes address space of pointer}}
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// expected-error@+10{{initializing '__local int *__private' with an expression of type '__global_host int *__private' changes address space of pointer}}
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// expected-error@+10{{initializing '__local int *__private' with an expression of type '__global_device int *' changes address space of pointer}}
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// expected-error@+11{{initializing '__local int *__private' with an expression of type '__global_host int *' changes address space of pointer}}
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#else // PRIVATE
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// expected-error@+5{{initializing '__private int *__private' with an expression of type '__global_device int *__private' changes address space of pointer}}
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// expected-error@+5{{initializing '__private int *__private' with an expression of type '__global_host int *__private' changes address space of pointer}}
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// expected-error@+5{{initializing '__private int *__private' with an expression of type '__global_device int *' changes address space of pointer}}
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// expected-error@+6{{initializing '__private int *__private' with an expression of type '__global_host int *' changes address space of pointer}}
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#endif // CONSTANT
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AS_INCOMP int *var_incomp1 = arg_device;
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AS_INCOMP int *var_incomp2 = arg_host;
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AS_INCOMP int *var_incomp3 =
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(__attribute__((opencl_global_device)) int *)arg_device;
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AS_INCOMP int *var_incomp4 =
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(__attribute__((opencl_global_host)) int *)arg_host;
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}
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