Actual source code: petscdevice_cuda.h
1: #pragma once
3: #include <petscdevice.h>
4: #include <petscpkg_version.h>
6: /* MANSEC = Sys */
8: #if defined(__NVCC__) || defined(__CUDACC__)
9: #define PETSC_USING_NVCC 1
10: #endif
12: #if PetscDefined(HAVE_CUDA)
13: PETSC_PRAGMA_DIAGNOSTIC_IGNORED_BEGIN("-Wdeprecated-declarations")
14: #include <cuda.h>
15: #include <cuda_runtime.h>
16: #include <cublas_v2.h>
17: #include <cusolverDn.h>
18: #include <cusolverSp.h>
19: #include <cufft.h>
20: PETSC_PRAGMA_DIAGNOSTIC_IGNORED_END()
22: /* cuBLAS does not have cublasGetErrorName(). We create one on our own. */
23: PETSC_EXTERN const char *PetscCUBLASGetErrorName(cublasStatus_t); /* PETSC_EXTERN since it is exposed by the CHKERRCUBLAS macro */
24: PETSC_EXTERN const char *PetscCUSolverGetErrorName(cusolverStatus_t);
25: PETSC_EXTERN const char *PetscCUFFTGetErrorName(cufftResult);
27: /* REMOVE ME */
28: #define WaitForCUDA() cudaDeviceSynchronize()
30: /* CUDART_VERSION = 1000 x major + 10 x minor version */
32: /* Could not find exactly which CUDART_VERSION introduced cudaGetErrorName. At least it was in CUDA 8.0 (Sep. 2016) */
33: #if PETSC_PKG_CUDA_VERSION_GE(8, 0, 0)
34: #define PetscCallCUDAVoid(...) \
35: do { \
36: const cudaError_t _p_cuda_err__ = __VA_ARGS__; \
37: PetscCheckAbort(_p_cuda_err__ == cudaSuccess, PETSC_COMM_SELF, PETSC_ERR_GPU, "cuda error %d (%s) : %s", (PetscErrorCode)_p_cuda_err__, cudaGetErrorName(_p_cuda_err__), cudaGetErrorString(_p_cuda_err__)); \
38: } while (0)
40: #define PetscCallCUDA(...) \
41: do { \
42: const cudaError_t _p_cuda_err__ = __VA_ARGS__; \
43: PetscCheck(_p_cuda_err__ == cudaSuccess, PETSC_COMM_SELF, PETSC_ERR_GPU, "cuda error %d (%s) : %s", (PetscErrorCode)_p_cuda_err__, cudaGetErrorName(_p_cuda_err__), cudaGetErrorString(_p_cuda_err__)); \
44: } while (0)
45: #else /* PETSC_PKG_CUDA_VERSION_GE(8,0,0) */
46: #define PetscCallCUDA(...) \
47: do { \
48: const cudaError_t _p_cuda_err__ = __VA_ARGS__; \
49: PetscCheck(_p_cuda_err__ == cudaSuccess, PETSC_COMM_SELF, PETSC_ERR_GPU, "cuda error %d", (PetscErrorCode)_p_cuda_err__); \
50: } while (0)
52: #define PetscCallCUDAVoid(...) \
53: do { \
54: const cudaError_t _p_cuda_err__ = __VA_ARGS__; \
55: PetscCheckAbort(_p_cuda_err__ == cudaSuccess, PETSC_COMM_SELF, PETSC_ERR_GPU, "cuda error %d", (PetscErrorCode)_p_cuda_err__); \
56: } while (0)
57: #endif /* PETSC_PKG_CUDA_VERSION_GE(8,0,0) */
58: #define CHKERRCUDA(...) PetscCallCUDA(__VA_ARGS__)
60: #define PetscCUDACheckLaunch \
61: do { \
62: /* Check synchronous errors, i.e. pre-launch */ \
63: PetscCallCUDA(cudaGetLastError()); \
64: /* Check asynchronous errors, i.e. kernel failed (ULF) */ \
65: PetscCallCUDA(cudaDeviceSynchronize()); \
66: } while (0)
68: #define PetscCallCUBLAS(...) \
69: do { \
70: const cublasStatus_t _p_cublas_stat__ = __VA_ARGS__; \
71: if (PetscUnlikely(_p_cublas_stat__ != CUBLAS_STATUS_SUCCESS)) { \
72: const char *name = PetscCUBLASGetErrorName(_p_cublas_stat__); \
73: if (((_p_cublas_stat__ == CUBLAS_STATUS_NOT_INITIALIZED) || (_p_cublas_stat__ == CUBLAS_STATUS_ALLOC_FAILED)) && PetscDeviceInitialized(PETSC_DEVICE_CUDA)) { \
74: SETERRQ(PETSC_COMM_SELF, PETSC_ERR_GPU_RESOURCE, \
75: "cuBLAS error %d (%s). " \
76: "Reports not initialized or alloc failed; " \
77: "this indicates the GPU may have run out resources", \
78: (PetscErrorCode)_p_cublas_stat__, name); \
79: } else { \
80: SETERRQ(PETSC_COMM_SELF, PETSC_ERR_GPU, "cuBLAS error %d (%s)", (PetscErrorCode)_p_cublas_stat__, name); \
81: } \
82: } \
83: } while (0)
84: #define CHKERRCUBLAS(...) PetscCallCUBLAS(__VA_ARGS__)
86: #if (CUSPARSE_VER_MAJOR > 10 || CUSPARSE_VER_MAJOR == 10 && CUSPARSE_VER_MINOR >= 2) /* According to cuda/10.1.168 on OLCF Summit */
87: #define PetscCallCUSPARSE(...) \
88: do { \
89: const cusparseStatus_t _p_cusparse_stat__ = __VA_ARGS__; \
90: if (PetscUnlikely(_p_cusparse_stat__)) { \
91: const char *name = cusparseGetErrorName(_p_cusparse_stat__); \
92: const char *descr = cusparseGetErrorString(_p_cusparse_stat__); \
93: PetscCheck((_p_cusparse_stat__ != CUSPARSE_STATUS_NOT_INITIALIZED) && (_p_cusparse_stat__ != CUSPARSE_STATUS_ALLOC_FAILED), PETSC_COMM_SELF, PETSC_ERR_GPU_RESOURCE, \
94: "cuSPARSE errorcode %d (%s) : %s.; " \
95: "this indicates the GPU has run out resources", \
96: (int)_p_cusparse_stat__, name, descr); \
97: SETERRQ(PETSC_COMM_SELF, PETSC_ERR_GPU, "cuSPARSE errorcode %d (%s) : %s", (int)_p_cusparse_stat__, name, descr); \
98: } \
99: } while (0)
100: #else /* (CUSPARSE_VER_MAJOR > 10 || CUSPARSE_VER_MAJOR == 10 && CUSPARSE_VER_MINOR >= 2) */
101: #define PetscCallCUSPARSE(...) \
102: do { \
103: const cusparseStatus_t _p_cusparse_stat__ = __VA_ARGS__; \
104: PetscCheck(_p_cusparse_stat__ == CUSPARSE_STATUS_SUCCESS, PETSC_COMM_SELF, PETSC_ERR_GPU, "cuSPARSE errorcode %d", (PetscErrorCode)_p_cusparse_stat__); \
105: } while (0)
106: #endif /* (CUSPARSE_VER_MAJOR > 10 || CUSPARSE_VER_MAJOR == 10 && CUSPARSE_VER_MINOR >= 2) */
107: #define CHKERRCUSPARSE(...) PetscCallCUSPARSE(__VA_ARGS__)
109: #define PetscCallCUSOLVER(...) \
110: do { \
111: const cusolverStatus_t _p_cusolver_stat__ = __VA_ARGS__; \
112: if (PetscUnlikely(_p_cusolver_stat__ != CUSOLVER_STATUS_SUCCESS)) { \
113: const char *name = PetscCUSolverGetErrorName(_p_cusolver_stat__); \
114: if (((_p_cusolver_stat__ == CUSOLVER_STATUS_NOT_INITIALIZED) || (_p_cusolver_stat__ == CUSOLVER_STATUS_ALLOC_FAILED) || (_p_cusolver_stat__ == CUSOLVER_STATUS_INTERNAL_ERROR)) && PetscDeviceInitialized(PETSC_DEVICE_CUDA)) { \
115: SETERRQ(PETSC_COMM_SELF, PETSC_ERR_GPU_RESOURCE, \
116: "cuSolver error %d (%s). " \
117: "This indicates the GPU may have run out resources", \
118: (PetscErrorCode)_p_cusolver_stat__, name); \
119: } else { \
120: SETERRQ(PETSC_COMM_SELF, PETSC_ERR_GPU, "cuSolver error %d (%s)", (PetscErrorCode)_p_cusolver_stat__, name); \
121: } \
122: } \
123: } while (0)
124: #define CHKERRCUSOLVER(...) PetscCallCUSOLVER(__VA_ARGS__)
126: #define PetscCallCUFFT(...) \
127: do { \
128: const cufftResult_t _p_cufft_stat__ = __VA_ARGS__; \
129: if (PetscUnlikely(_p_cufft_stat__ != CUFFT_SUCCESS)) { \
130: const char *name = PetscCUFFTGetErrorName(_p_cufft_stat__); \
131: if (((_p_cufft_stat__ == CUFFT_SETUP_FAILED) || (_p_cufft_stat__ == CUFFT_ALLOC_FAILED)) && PetscDeviceInitialized(PETSC_DEVICE_CUDA)) { \
132: SETERRQ(PETSC_COMM_SELF, PETSC_ERR_GPU_RESOURCE, \
133: "cuFFT error %d (%s). " \
134: "Reports not initialized or alloc failed; " \
135: "this indicates the GPU has run out resources", \
136: (PetscErrorCode)_p_cufft_stat__, name); \
137: } else { \
138: SETERRQ(PETSC_COMM_SELF, PETSC_ERR_GPU, "cuFFT error %d (%s)", (PetscErrorCode)_p_cufft_stat__, name); \
139: } \
140: } \
141: } while (0)
142: #define CHKERRCUFFT(...) PetscCallCUFFT(__VA_ARGS__)
144: #define PetscCallCURAND(...) \
145: do { \
146: const curandStatus_t _p_curand_stat__ = __VA_ARGS__; \
147: if (PetscUnlikely(_p_curand_stat__ != CURAND_STATUS_SUCCESS)) { \
148: if (((_p_curand_stat__ == CURAND_STATUS_INITIALIZATION_FAILED) || (_p_curand_stat__ == CURAND_STATUS_ALLOCATION_FAILED)) && PetscDeviceInitialized(PETSC_DEVICE_CUDA)) { \
149: SETERRQ(PETSC_COMM_SELF, PETSC_ERR_GPU_RESOURCE, \
150: "cuRAND error %d. " \
151: "Reports not initialized or alloc failed; " \
152: "this indicates the GPU has run out resources", \
153: (PetscErrorCode)_p_curand_stat__); \
154: } else { \
155: SETERRQ(PETSC_COMM_SELF, PETSC_ERR_GPU, "cuRand error %d", (PetscErrorCode)_p_curand_stat__); \
156: } \
157: } \
158: } while (0)
159: #define CHKERRCURAND(...) PetscCallCURAND(__VA_ARGS__)
161: PETSC_EXTERN cudaStream_t PetscDefaultCudaStream; // The default stream used by PETSc
162: PETSC_EXTERN PetscErrorCode PetscCUBLASGetHandle(cublasHandle_t *);
163: PETSC_EXTERN PetscErrorCode PetscCUSOLVERDnGetHandle(cusolverDnHandle_t *);
164: PETSC_EXTERN PetscErrorCode PetscGetCurrentCUDAStream(cudaStream_t *);
166: #endif // PETSC_HAVE_CUDA
168: // these can also be defined in petscdevice_hip.h so we undef and define them *only* if the
169: // current compiler is NVCC. In this case if petscdevice_hip.h is included first, the macros
170: // would already be defined, but they would be empty since we cannot be using HCC at the same
171: // time.
172: #if PetscDefined(USING_NVCC)
173: #undef PETSC_HOST_DECL
174: #undef PETSC_DEVICE_DECL
175: #undef PETSC_KERNEL_DECL
176: #undef PETSC_SHAREDMEM_DECL
177: #undef PETSC_FORCEINLINE
178: #undef PETSC_CONSTMEM_DECL
180: #define PETSC_HOST_DECL __host__
181: #define PETSC_DEVICE_DECL __device__
182: #define PETSC_KERNEL_DECL __global__
183: #define PETSC_SHAREDMEM_DECL __shared__
184: #define PETSC_FORCEINLINE __forceinline__
185: #define PETSC_CONSTMEM_DECL __constant__
186: #endif
188: #ifndef PETSC_HOST_DECL // use HOST_DECL as canary
189: #define PETSC_HOST_DECL
190: #define PETSC_DEVICE_DECL
191: #define PETSC_KERNEL_DECL
192: #define PETSC_SHAREDMEM_DECL
193: #define PETSC_FORCEINLINE inline
194: #define PETSC_CONSTMEM_DECL
195: #endif
197: #ifndef PETSC_DEVICE_DEFINED_DECLS_PRIVATE
198: #define PETSC_DEVICE_DEFINED_DECLS_PRIVATE
199: #define PETSC_HOSTDEVICE_DECL PETSC_HOST_DECL PETSC_DEVICE_DECL
200: #define PETSC_DEVICE_INLINE_DECL PETSC_DEVICE_DECL PETSC_FORCEINLINE
201: #define PETSC_HOSTDEVICE_INLINE_DECL PETSC_HOSTDEVICE_DECL PETSC_FORCEINLINE
202: #endif