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