55 lines
2.3 KiB
C
55 lines
2.3 KiB
C
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/* Minimal declarations for CUDA support. Testing purposes only. */
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#include <stddef.h>
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// Make this file work with nvcc, for testing compatibility.
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#ifndef __NVCC__
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#define __constant__ __attribute__((constant))
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#define __device__ __attribute__((device))
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#define __global__ __attribute__((global))
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#define __host__ __attribute__((host))
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#define __shared__ __attribute__((shared))
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#define __managed__ __attribute__((managed))
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#define __launch_bounds__(...) __attribute__((launch_bounds(__VA_ARGS__)))
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struct dim3 {
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unsigned x, y, z;
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__host__ __device__ dim3(unsigned x, unsigned y = 1, unsigned z = 1) : x(x), y(y), z(z) {}
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};
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#ifdef __HIP__
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typedef struct hipStream *hipStream_t;
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typedef enum hipError {} hipError_t;
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int hipConfigureCall(dim3 gridSize, dim3 blockSize, size_t sharedSize = 0,
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hipStream_t stream = 0);
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extern "C" hipError_t __hipPushCallConfiguration(dim3 gridSize, dim3 blockSize,
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size_t sharedSize = 0,
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hipStream_t stream = 0);
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extern "C" hipError_t hipLaunchKernel(const void *func, dim3 gridDim,
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dim3 blockDim, void **args,
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size_t sharedMem,
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hipStream_t stream);
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#else
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typedef struct cudaStream *cudaStream_t;
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typedef enum cudaError {} cudaError_t;
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extern "C" int cudaConfigureCall(dim3 gridSize, dim3 blockSize,
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size_t sharedSize = 0,
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cudaStream_t stream = 0);
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extern "C" int __cudaPushCallConfiguration(dim3 gridSize, dim3 blockSize,
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size_t sharedSize = 0,
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cudaStream_t stream = 0);
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extern "C" cudaError_t cudaLaunchKernel(const void *func, dim3 gridDim,
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dim3 blockDim, void **args,
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size_t sharedMem, cudaStream_t stream);
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#endif
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// Host- and device-side placement new overloads.
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void *operator new(__SIZE_TYPE__, void *p) { return p; }
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void *operator new[](__SIZE_TYPE__, void *p) { return p; }
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__device__ void *operator new(__SIZE_TYPE__, void *p) { return p; }
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__device__ void *operator new[](__SIZE_TYPE__, void *p) { return p; }
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#endif // !__NVCC__
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