1 files changed, 194 insertions, 0 deletions
diff --git a/include/cuda/cuda.h b/include/cuda/cuda.h
new file mode 100644
index 00000000000..5c813ad2cf8
--- /dev/null
+++ b/include/cuda/cuda.h
@@ -0,0 +1,194 @@
+/* CUDA Driver API description.
+   Copyright (C) 2017-2022 Free Software Foundation, Inc.
+
+This file is part of GCC.
+
+GCC is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 3, or (at your option)
+any later version.
+
+GCC is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+Under Section 7 of GPL version 3, you are granted additional
+permissions described in the GCC Runtime Library Exception, version
+3.1, as published by the Free Software Foundation.
+
+You should have received a copy of the GNU General Public License and
+a copy of the GCC Runtime Library Exception along with this program;
+see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+<http://www.gnu.org/licenses/>.
+
+This header provides parts of the CUDA Driver API, without having to rely on
+the proprietary CUDA toolkit.  */
+
+#ifndef GCC_CUDA_H
+#define GCC_CUDA_H
+
+#include <stdlib.h>
+
+#define CUDA_VERSION 8000
+
+typedef void *CUcontext;
+typedef int CUdevice;
+#if defined(__LP64__) || defined(_WIN64)
+typedef unsigned long long CUdeviceptr;
+#else
+typedef unsigned CUdeviceptr;
+#endif
+typedef void *CUevent;
+typedef void *CUfunction;
+typedef void *CUlinkState;
+typedef void *CUmodule;
+typedef size_t (*CUoccupancyB2DSize)(int);
+typedef void *CUstream;
+
+typedef enum {
+  CUDA_SUCCESS = 0,
+  CUDA_ERROR_INVALID_VALUE = 1,
+  CUDA_ERROR_OUT_OF_MEMORY = 2,
+  CUDA_ERROR_INVALID_CONTEXT = 201,
+  CUDA_ERROR_NOT_FOUND = 500,
+  CUDA_ERROR_NOT_READY = 600,
+  CUDA_ERROR_LAUNCH_FAILED = 719,
+  CUDA_ERROR_COOPERATIVE_LAUNCH_TOO_LARGE = 720,
+  CUDA_ERROR_NOT_PERMITTED = 800,
+  CUDA_ERROR_NOT_SUPPORTED = 801,
+  CUDA_ERROR_UNKNOWN = 999
+} CUresult;
+
+typedef enum {
+  CU_DEVICE_ATTRIBUTE_MAX_THREADS_PER_BLOCK = 1,
+  CU_DEVICE_ATTRIBUTE_WARP_SIZE = 10,
+  CU_DEVICE_ATTRIBUTE_MAX_REGISTERS_PER_BLOCK = 12,
+  CU_DEVICE_ATTRIBUTE_CLOCK_RATE = 13,
+  CU_DEVICE_ATTRIBUTE_GPU_OVERLAP = 15,
+  CU_DEVICE_ATTRIBUTE_MULTIPROCESSOR_COUNT = 16,
+  CU_DEVICE_ATTRIBUTE_INTEGRATED = 18,
+  CU_DEVICE_ATTRIBUTE_CAN_MAP_HOST_MEMORY = 19,
+  CU_DEVICE_ATTRIBUTE_COMPUTE_MODE = 20,
+  CU_DEVICE_ATTRIBUTE_CONCURRENT_KERNELS = 31,
+  CU_DEVICE_ATTRIBUTE_MAX_THREADS_PER_MULTIPROCESSOR = 39,
+  CU_DEVICE_ATTRIBUTE_ASYNC_ENGINE_COUNT = 40,
+  CU_DEVICE_ATTRIBUTE_MAX_REGISTERS_PER_MULTIPROCESSOR = 82
+} CUdevice_attribute;
+
+enum {
+  CU_EVENT_DEFAULT = 0,
+  CU_EVENT_DISABLE_TIMING = 2
+};
+
+typedef enum {
+  CU_FUNC_ATTRIBUTE_MAX_THREADS_PER_BLOCK = 0,
+  CU_FUNC_ATTRIBUTE_NUM_REGS = 4
+} CUfunction_attribute;
+
+typedef enum {
+  CU_JIT_WALL_TIME = 2,
+  CU_JIT_INFO_LOG_BUFFER = 3,
+  CU_JIT_INFO_LOG_BUFFER_SIZE_BYTES = 4,
+  CU_JIT_ERROR_LOG_BUFFER = 5,
+  CU_JIT_ERROR_LOG_BUFFER_SIZE_BYTES = 6,
+  CU_JIT_OPTIMIZATION_LEVEL = 7,
+  CU_JIT_LOG_VERBOSE = 12
+} CUjit_option;
+
+typedef enum {
+  CU_JIT_INPUT_PTX = 1
+} CUjitInputType;
+
+enum {
+  CU_CTX_SCHED_AUTO = 0
+};
+
+#define CU_LAUNCH_PARAM_END ((void *) 0)
+#define CU_LAUNCH_PARAM_BUFFER_POINTER ((void *) 1)
+#define CU_LAUNCH_PARAM_BUFFER_SIZE ((void *) 2)
+
+enum {
+  CU_STREAM_DEFAULT = 0,
+  CU_STREAM_NON_BLOCKING = 1
+};
+
+#define cuCtxCreate cuCtxCreate_v2
+CUresult cuCtxCreate (CUcontext *, unsigned, CUdevice);
+#define cuCtxDestroy cuCtxDestroy_v2
+CUresult cuCtxDestroy (CUcontext);
+CUresult cuCtxGetCurrent (CUcontext *);
+CUresult cuCtxGetDevice (CUdevice *);
+#define cuCtxPopCurrent cuCtxPopCurrent_v2
+CUresult cuCtxPopCurrent (CUcontext *);
+#define cuCtxPushCurrent cuCtxPushCurrent_v2
+CUresult cuCtxPushCurrent (CUcontext);
+CUresult cuCtxSynchronize (void);
+CUresult cuDeviceGet (CUdevice *, int);
+#define cuDeviceTotalMem cuDeviceTotalMem_v2
+CUresult cuDeviceTotalMem (size_t *, CUdevice);
+CUresult cuDeviceGetAttribute (int *, CUdevice_attribute, CUdevice);
+CUresult cuDeviceGetCount (int *);
+CUresult cuDeviceGetName (char *, int, CUdevice);
+CUresult cuEventCreate (CUevent *, unsigned);
+#define cuEventDestroy cuEventDestroy_v2
+CUresult cuEventDestroy (CUevent);
+CUresult cuEventElapsedTime (float *, CUevent, CUevent);
+CUresult cuEventQuery (CUevent);
+CUresult cuEventRecord (CUevent, CUstream);
+CUresult cuEventSynchronize (CUevent);
+CUresult cuFuncGetAttribute (int *, CUfunction_attribute, CUfunction);
+CUresult cuGetErrorString (CUresult, const char **);
+CUresult cuInit (unsigned);
+CUresult cuDriverGetVersion (int *);
+CUresult cuLaunchKernel (CUfunction, unsigned, unsigned, unsigned, unsigned,
+			 unsigned, unsigned, unsigned, CUstream, void **, void **);
+#define cuLinkAddData cuLinkAddData_v2
+CUresult cuLinkAddData (CUlinkState, CUjitInputType, void *, size_t, const char *,
+			unsigned, CUjit_option *, void **);
+CUresult cuLinkComplete (CUlinkState, void **, size_t *);
+#define cuLinkCreate cuLinkCreate_v2
+CUresult cuLinkCreate (unsigned, CUjit_option *, void **, CUlinkState *);
+CUresult cuLinkDestroy (CUlinkState);
+#define cuMemGetInfo cuMemGetInfo_v2
+CUresult cuMemGetInfo (size_t *, size_t *);
+#define cuMemAlloc cuMemAlloc_v2
+CUresult cuMemAlloc (CUdeviceptr *, size_t);
+#define cuMemAllocHost cuMemAllocHost_v2
+CUresult cuMemAllocHost (void **, size_t);
+CUresult cuMemcpy (CUdeviceptr, CUdeviceptr, size_t);
+#define cuMemcpyDtoDAsync cuMemcpyDtoDAsync_v2
+CUresult cuMemcpyDtoDAsync (CUdeviceptr, CUdeviceptr, size_t, CUstream);
+#define cuMemcpyDtoH cuMemcpyDtoH_v2
+CUresult cuMemcpyDtoH (void *, CUdeviceptr, size_t);
+#define cuMemcpyDtoHAsync cuMemcpyDtoHAsync_v2
+CUresult cuMemcpyDtoHAsync (void *, CUdeviceptr, size_t, CUstream);
+#define cuMemcpyHtoD cuMemcpyHtoD_v2
+CUresult cuMemcpyHtoD (CUdeviceptr, const void *, size_t);
+#define cuMemcpyHtoDAsync cuMemcpyHtoDAsync_v2
+CUresult cuMemcpyHtoDAsync (CUdeviceptr, const void *, size_t, CUstream);
+#define cuMemFree cuMemFree_v2
+CUresult cuMemFree (CUdeviceptr);
+CUresult cuMemFreeHost (void *);
+#define cuMemGetAddressRange cuMemGetAddressRange_v2
+CUresult cuMemGetAddressRange (CUdeviceptr *, size_t *, CUdeviceptr);
+#define cuMemHostGetDevicePointer cuMemHostGetDevicePointer_v2
+CUresult cuMemHostGetDevicePointer (CUdeviceptr *, void *, unsigned);
+CUresult cuModuleGetFunction (CUfunction *, CUmodule, const char *);
+#define cuModuleGetGlobal cuModuleGetGlobal_v2
+CUresult cuModuleGetGlobal (CUdeviceptr *, size_t *, CUmodule, const char *);
+CUresult cuModuleLoad (CUmodule *, const char *);
+CUresult cuModuleLoadData (CUmodule *, const void *);
+CUresult cuModuleUnload (CUmodule);
+CUresult cuOccupancyMaxPotentialBlockSize(int *, int *, CUfunction,
+					  CUoccupancyB2DSize, size_t, int);
+typedef void (*CUstreamCallback)(CUstream, CUresult, void *);
+CUresult cuStreamAddCallback(CUstream, CUstreamCallback, void *, unsigned int);
+CUresult cuStreamCreate (CUstream *, unsigned);
+#define cuStreamDestroy cuStreamDestroy_v2
+CUresult cuStreamDestroy (CUstream);
+CUresult cuStreamQuery (CUstream);
+CUresult cuStreamSynchronize (CUstream);
+CUresult cuStreamWaitEvent (CUstream, CUevent, unsigned);
+
+#endif /* GCC_CUDA_H */