llvm-project/clang/test/SemaCUDA/Inputs/cuda.h

54 lines
2.3 KiB
C

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