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Functions |
| cudaError_t | cudaFree (void *devPtr) |
| | Frees memory on the device.
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| cudaError_t | cudaFreeArray (struct cudaArray *array) |
| | Frees an array on the device.
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| cudaError_t | cudaFreeHost (void *ptr) |
| | Frees page-locked memory.
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| cudaError_t | cudaGetSymbolAddress (void **devPtr, const char *symbol) |
| | Finds the address associated with a CUDA symbol.
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| cudaError_t | cudaGetSymbolSize (size_t *size, const char *symbol) |
| | Finds the size of the object associated with a CUDA symbol.
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| cudaError_t | cudaHostAlloc (void **pHost, size_t size, unsigned int flags) |
| | Allocates page-locked memory on the host.
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| cudaError_t | cudaHostGetDevicePointer (void **pDevice, void *pHost, unsigned int flags) |
| | Passes back device pointer of mapped host memory allocated by cudaHostAlloc() or registered by cudaHostRegister().
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| cudaError_t | cudaHostGetFlags (unsigned int *pFlags, void *pHost) |
| | Passes back flags used to allocate pinned host memory allocated by cudaHostAlloc().
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| cudaError_t | cudaHostRegister (void *ptr, size_t size, unsigned int flags) |
| | Registers an existing host memory range for use by CUDA.
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| cudaError_t | cudaHostUnregister (void *ptr) |
| | Unregisters a memory range that was registered with cudaHostRegister().
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| cudaError_t | cudaMalloc (void **devPtr, size_t size) |
| | Allocate memory on the device.
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| cudaError_t | cudaMalloc3D (struct cudaPitchedPtr *pitchedDevPtr, struct cudaExtent extent) |
| | Allocates logical 1D, 2D, or 3D memory objects on the device.
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| cudaError_t | cudaMalloc3DArray (struct cudaArray **array, const struct cudaChannelFormatDesc *desc, struct cudaExtent extent, unsigned int flags=0) |
| | Allocate an array on the device.
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| cudaError_t | cudaMallocArray (struct cudaArray **array, const struct cudaChannelFormatDesc *desc, size_t width, size_t height=0, unsigned int flags=0) |
| | Allocate an array on the device.
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| cudaError_t | cudaMallocHost (void **ptr, size_t size) |
| | Allocates page-locked memory on the host.
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| cudaError_t | cudaMallocPitch (void **devPtr, size_t *pitch, size_t width, size_t height) |
| | Allocates pitched memory on the device.
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| cudaError_t | cudaMemcpy (void *dst, const void *src, size_t count, enum cudaMemcpyKind kind) |
| | Copies data between host and device.
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| cudaError_t | cudaMemcpy2D (void *dst, size_t dpitch, const void *src, size_t spitch, size_t width, size_t height, enum cudaMemcpyKind kind) |
| | Copies data between host and device.
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| cudaError_t | cudaMemcpy2DArrayToArray (struct cudaArray *dst, size_t wOffsetDst, size_t hOffsetDst, const struct cudaArray *src, size_t wOffsetSrc, size_t hOffsetSrc, size_t width, size_t height, enum cudaMemcpyKind kind=cudaMemcpyDeviceToDevice) |
| | Copies data between host and device.
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| cudaError_t | cudaMemcpy2DAsync (void *dst, size_t dpitch, const void *src, size_t spitch, size_t width, size_t height, enum cudaMemcpyKind kind, cudaStream_t stream=0) |
| | Copies data between host and device.
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| cudaError_t | cudaMemcpy2DFromArray (void *dst, size_t dpitch, const struct cudaArray *src, size_t wOffset, size_t hOffset, size_t width, size_t height, enum cudaMemcpyKind kind) |
| | Copies data between host and device.
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| cudaError_t | cudaMemcpy2DFromArrayAsync (void *dst, size_t dpitch, const struct cudaArray *src, size_t wOffset, size_t hOffset, size_t width, size_t height, enum cudaMemcpyKind kind, cudaStream_t stream=0) |
| | Copies data between host and device.
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| cudaError_t | cudaMemcpy2DToArray (struct cudaArray *dst, size_t wOffset, size_t hOffset, const void *src, size_t spitch, size_t width, size_t height, enum cudaMemcpyKind kind) |
| | Copies data between host and device.
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| cudaError_t | cudaMemcpy2DToArrayAsync (struct cudaArray *dst, size_t wOffset, size_t hOffset, const void *src, size_t spitch, size_t width, size_t height, enum cudaMemcpyKind kind, cudaStream_t stream=0) |
| | Copies data between host and device.
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| cudaError_t | cudaMemcpy3D (const struct cudaMemcpy3DParms *p) |
| | Copies data between 3D objects.
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| cudaError_t | cudaMemcpy3DAsync (const struct cudaMemcpy3DParms *p, cudaStream_t stream=0) |
| | Copies data between 3D objects.
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| cudaError_t | cudaMemcpy3DPeer (const struct cudaMemcpy3DPeerParms *p) |
| | Copies memory between devices.
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| cudaError_t | cudaMemcpy3DPeerAsync (const struct cudaMemcpy3DPeerParms *p, cudaStream_t stream=0) |
| | Copies memory between devices asynchronously.
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| cudaError_t | cudaMemcpyArrayToArray (struct cudaArray *dst, size_t wOffsetDst, size_t hOffsetDst, const struct cudaArray *src, size_t wOffsetSrc, size_t hOffsetSrc, size_t count, enum cudaMemcpyKind kind=cudaMemcpyDeviceToDevice) |
| | Copies data between host and device.
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| cudaError_t | cudaMemcpyAsync (void *dst, const void *src, size_t count, enum cudaMemcpyKind kind, cudaStream_t stream=0) |
| | Copies data between host and device.
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| cudaError_t | cudaMemcpyFromArray (void *dst, const struct cudaArray *src, size_t wOffset, size_t hOffset, size_t count, enum cudaMemcpyKind kind) |
| | Copies data between host and device.
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| cudaError_t | cudaMemcpyFromArrayAsync (void *dst, const struct cudaArray *src, size_t wOffset, size_t hOffset, size_t count, enum cudaMemcpyKind kind, cudaStream_t stream=0) |
| | Copies data between host and device.
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| cudaError_t | cudaMemcpyFromSymbol (void *dst, const char *symbol, size_t count, size_t offset=0, enum cudaMemcpyKind kind=cudaMemcpyDeviceToHost) |
| | Copies data from the given symbol on the device.
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| cudaError_t | cudaMemcpyFromSymbolAsync (void *dst, const char *symbol, size_t count, size_t offset, enum cudaMemcpyKind kind, cudaStream_t stream=0) |
| | Copies data from the given symbol on the device.
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| cudaError_t | cudaMemcpyPeer (void *dst, int dstDevice, const void *src, int srcDevice, size_t count) |
| | Copies memory between two devices.
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| cudaError_t | cudaMemcpyPeerAsync (void *dst, int dstDevice, const void *src, int srcDevice, size_t count, cudaStream_t stream=0) |
| | Copies memory between two devices asynchronously.
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| cudaError_t | cudaMemcpyToArray (struct cudaArray *dst, size_t wOffset, size_t hOffset, const void *src, size_t count, enum cudaMemcpyKind kind) |
| | Copies data between host and device.
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| cudaError_t | cudaMemcpyToArrayAsync (struct cudaArray *dst, size_t wOffset, size_t hOffset, const void *src, size_t count, enum cudaMemcpyKind kind, cudaStream_t stream=0) |
| | Copies data between host and device.
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| cudaError_t | cudaMemcpyToSymbol (const char *symbol, const void *src, size_t count, size_t offset=0, enum cudaMemcpyKind kind=cudaMemcpyHostToDevice) |
| | Copies data to the given symbol on the device.
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| cudaError_t | cudaMemcpyToSymbolAsync (const char *symbol, const void *src, size_t count, size_t offset, enum cudaMemcpyKind kind, cudaStream_t stream=0) |
| | Copies data to the given symbol on the device.
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| cudaError_t | cudaMemGetInfo (size_t *free, size_t *total) |
| | Gets free and total device memory.
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| cudaError_t | cudaMemset (void *devPtr, int value, size_t count) |
| | Initializes or sets device memory to a value.
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| cudaError_t | cudaMemset2D (void *devPtr, size_t pitch, int value, size_t width, size_t height) |
| | Initializes or sets device memory to a value.
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| cudaError_t | cudaMemset2DAsync (void *devPtr, size_t pitch, int value, size_t width, size_t height, cudaStream_t stream=0) |
| | Initializes or sets device memory to a value.
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| cudaError_t | cudaMemset3D (struct cudaPitchedPtr pitchedDevPtr, int value, struct cudaExtent extent) |
| | Initializes or sets device memory to a value.
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| cudaError_t | cudaMemset3DAsync (struct cudaPitchedPtr pitchedDevPtr, int value, struct cudaExtent extent, cudaStream_t stream=0) |
| | Initializes or sets device memory to a value.
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| cudaError_t | cudaMemsetAsync (void *devPtr, int value, size_t count, cudaStream_t stream=0) |
| | Initializes or sets device memory to a value.
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| struct cudaExtent | make_cudaExtent (size_t w, size_t h, size_t d) |
| | Returns a cudaExtent based on input parameters.
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| struct cudaPitchedPtr | make_cudaPitchedPtr (void *d, size_t p, size_t xsz, size_t ysz) |
| | Returns a cudaPitchedPtr based on input parameters.
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| struct cudaPos | make_cudaPos (size_t x, size_t y, size_t z) |
| | Returns a cudaPos based on input parameters.
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This section describes the memory management functions of the CUDA runtime application programming interface.
