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35 #ifndef GMX_EWALD_TEST_HARDWARE_CONTEXT_H
36 #define GMX_EWALD_TEST_HARDWARE_CONTEXT_H
40 * Describes test environment class which performs hardware enumeration for unit tests.
42 * \author Aleksei Iupinov <a.yupinov@gmail.com>
43 * \author Artem Zhmurov <zhmurov@gmail.com>
44 * \ingroup module_ewald
51 #include "gromacs/ewald/pme_gpu_program.h"
52 #include "gromacs/utility/gmxassert.h"
55 struct DeviceInformation;
62 //! Hardware code path being tested
69 //! Return a string useful for human-readable messages describing a \c codePath.
70 const char* codePathToString(CodePath codePath);
73 * A structure to describe a hardware context that persists over the lifetime
74 * of the test binary - an abstraction over PmeGpuProgram with a human-readable string.
76 struct TestHardwareContext
78 //! Hardware path for the code being tested.
80 //! Readable description
81 std::string description_;
83 DeviceContext* deviceContext_ = nullptr;
85 DeviceStream* deviceStream_ = nullptr;
86 //! Persistent compiled GPU kernels for PME.
87 PmeGpuProgramStorage program_;
90 //! Retuns the code path for this context.
91 CodePath codePath() const { return codePath_; }
92 //! Returns a human-readable context description line
93 std::string description() const { return description_; }
94 //! Returns the device info pointer
95 const DeviceInformation* deviceInfo() const;
96 //! Get the device context
97 const DeviceContext* deviceContext() const;
98 //! Get the device stream
99 const DeviceStream* deviceStream() const;
100 //! Returns the persistent PME GPU kernels
101 const PmeGpuProgram* pmeGpuProgram() const { return program_.get(); }
102 //! Constructs the context for CPU builds
103 TestHardwareContext(CodePath codePath, const char* description);
104 //! Constructs the context for GPU builds
105 TestHardwareContext(CodePath codePath, const char* description, const DeviceInformation& deviceInfo);
107 ~TestHardwareContext();