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CUDA

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2008年 6 月

计算统一设备架构

参考手册

VIDIA CUDA

1 RuntimeApiReference 1

1.1 DeviceManagement RT .................................................................................................................................... 2

1.1.1 cudaGetDeviceCount ............................................................................................................................ 3

1.1.2 cudaSetDevice ...................................................................................................................................... 4

1.1.3 cudaGetDevice ...................................................................................................................................... 5

1.1.4 cudaGetDeviceProperties ...................................................................................................................... 6

1.1.5 cudaChooseDevice ............................................................................................................................... 8

1.2 ThreadManagement RT .................................................................................................................................... 9

1.2.1 cudaThreadSynchronize ........................................................................................................................10

1.2.2 cudaThreadExit .....................................................................................................................................11

1.3 StreamManagement RT ....................................................................................................................................12

1.3.1 cudaStreamCreate .................................................................................................................................13

1.3.2 cudaStreamQuery .................................................................................................................................14

1.3.3 cudaStreamSynchronize .......................................................................................................................15

1.3.4 cudaStreamDestroy ...............................................................................................................................16

1.4 EventManagement RT ......................................................................................................................................17

1.4.1 cudaEventCreate ...................................................................................................................................18

1.4.2 cudaEventRecord ..................................................................................................................................19

1.4.3 cudaEventQuery ...................................................................................................................................20

1.4.4 cudaEventSynchronize .........................................................................................................................21

1.4.5 cudaEventDestroy .................................................................................................................................22

1.4.6 cudaEventElapsedTime ........................................................................................................................23

1.5 MemoryManagement RT .................................................................................................................................24

1.5.1 cudaMalloc ...........................................................................................................................................25

1.5.2 cudaMallocPitch ...................................................................................................................................26

1.5.3 cudaFree ................................................................................................................................................27

1.5.4 cudaMallocArray ..................................................................................................................................28

1.5.5 cudaFreeArray ......................................................................................................................................29

1.5.6 cudaMallocHost ....................................................................................................................................30

1.5.7 cudaFreeHost ........................................................................................................................................31

1.5.8 cudaMemset ..........................................................................................................................................32

1.5.9 cudaMemset2D .....................................................................................................................................33

1.5.10 cudaMemcpy .................................................................................................................................... 34

1.5.11 cudaMemcpy2D ............................................................................................................................... 35

1.5.12 cudaMemcpyToArray ....................................................................................................................... 36

1.5.13 cudaMemcpy2DToArray .................................................................................................................. 37

1.5.14 cudaMemcpyFromArray .................................................................................................................. 38

1.5.15 cudaMemcpy2DFromArray ............................................................................................................. 39

1.5.16 cudaMemcpyArrayToArray ............................................................................................................. 40

1.5.17 cudaMemcpy2DArrayToArray ........................................................................................................ 41

1.5.18 cudaMemcpyToSymbol ................................................................................................................... 42

1.5.19 cudaMemcpyFromSymbol ............................................................................................................... 43

1.5.20 cudaGetSymbolAddress ................................................................................................................... 44

1.5.21 cudaGetSymbolSize ......................................................................................................................... 45

1.5.22 cudaMalloc3D .................................................................................................................................. 46

1.5.23 cudaMalloc3DArray ......................................................................................................................... 48

1.5.24 cudaMemset3D ................................................................................................................................. 50

1.5.25 cudaMemcpy3D ............................................................................................................................... 52

1.6 TextureReferenceManagement RT ................................................................................................................ 54

1.6.1 LowLevelApi ..................................................................................................................................... 55

1.6.2 HighLevelApi ..................................................................................................................................... 63

1.7 ExecutionControl RT ..................................................................................................................................... 68

1.7.1 cudaConfigureCall .............................................................................................................................. 69

1.7.2 cudaLaunch ........................................................................................................................................ 70

1.7.3 cudaSetupArgument ........................................................................................................................... 71

1.8 OpenGlInteroperability RT ............................................................................................................................ 72

1.8.1 cudaGLSetGLDevice ......................................................................................................................... 73

1.8.2 cudaGLRegisterBufferObject ............................................................................................................. 74

1.8.3 cudaGLMapBufferObject ................................................................................................................... 75

1.8.4 cudaGLUnmapBufferObject .............................................................................................................. 76

1.8.5 cudaGLUnregisterBufferObject ......................................................................................................... 77

1.9 Direct3dInteroperability RT ........................................................................................................................... 78

1.9.1 cudaD3D9SetDirect3DDevice ............................................................................................................ 79

1.9.2 cudaD3D9GetDirect3DDevice ........................................................................................................... 80

1.9.3 cudaD3D9RegisterResource ............................................................................................................... 81

1.9.4 cudaD3D9UnregisterResource ........................................................................................................... 83

9.5 cudaD3D9MapResources ....................................................................................................................84

1.9.6 cudaD3D9UnmapResources ................................................................................................................85

1.9.7 cudaD3D9ResourceSetMapFlags ........................................................................................................86

1.9.8 cudaD3D9ResourceGetSurfaceDimensions ........................................................................................88

1.9.9 cudaD3D9ResourceGetMappedPointer ...............................................................................................89

1.9.10 cudaD3D9ResourceGetMappedSize ..................................................................................................90

1.9.11 cudaD3D9ResourceGetMappedPitch ................................................................................................91

1.9.12 cudaD3D9Begin ................................................................................................................................92

1.9.13 cudaD3D9End ...................................................................................................................................93

1.9.14 cudaD3D9RegisterVertexBuffer .......................................................................................................94

1.9.15 cudaD3D9MapVertexBuffer .............................................................................................................95

1.9.16 cudaD3D9UnmapVertexBuffer .........................................................................................................96

1.9.17 cudaD3D9UnregisterVertexBuffer ....................................................................................................97

1.9.18 cudaD3D9GetDevice .........................................................................................................................98

1.10 ErrorHandling RT .........................................................................................................................................99

1.10.1 cudaGetLastError .............................................................................................................................100

1.10.2 cudaGetErrorString ..........................................................................................................................102

2 DriverApiReference 103

2.1 Initialization ..................................................................................................................................................104

2.1.1 cuInit ..................................................................................................................................................105

2.2 DeviceManagement .......................................................................................................................................106

2.2.1 cuDeviceComputeCapability .............................................................................................................107

2.2.2 cuDeviceGet ......................................................................................................................................108

2.2.3 cuDeviceGetAttribute ........................................................................................................................109

2.2.4 cuDeviceGetCount .............................................................................................................................111

2.2.5 cuDeviceGetName .............................................................................................................................112

2.2.6 cuDeviceGetProperties ......................................................................................................................113

2.2.7 cuDeviceTotalMem ...........................................................................................................................115

2.3 ContextManagement .....................................................................................................................................116

2.3.1 cuCtxAttach .......................................................................................................................................117

2.3.2 cuCtxCreate .......................................................................................................................................118

2.3.3 cuCtxDetach ......................................................................................................................................120

2.3.4 cuCtxGetDevice .................................................................................................................................121

3.5 cuCtxPopCurrent ...............................................................................................................................122

2.3.6 cuCtxPushCurrent .............................................................................................................................123

2.3.7 cuCtxSynchronize .............................................................................................................................124

2.4 ModuleManagement .....................................................................................................................................125

2.4.1 cuModuleGetFunction .......................................................................................................................126

2.4.2 cuModuleGetGlobal ..........................................................................................................................127

2.4.3 cuModuleGetTexRef .........................................................................................................................128

2.4.4 cuModuleLoad ...................................................................................................................................129

2.4.5 cuModuleLoadData ...........................................................................................................................130

2.4.6 cuModuleLoadFatBinary ...................................................................................................................131

2.4.7 cuModuleUnload ...............................................................................................................................132

2.5 StreamManagement ......................................................................................................................................133

2.5.1 cuStreamCreate .................................................................................................................................134

2.5.2 cuStreamDestroy ...............................................................................................................................135

2.5.3 cuStreamQuery ..................................................................................................................................136

2.5.4 cuStreamDestroy ...............................................................................................................................137

2.6 EventManagement ........................................................................................................................................138

2.6.1 cuEventCreate ...................................................................................................................................139

2.6.2 cuEventDestroy .................................................................................................................................140

2.6.3 cuEventElapsedTime .........................................................................................................................141

2.6.4 cuEventQuery ....................................................................................................................................142

2.6.5 cuEventRecord ..................................................................................................................................143

2.6.6 cuEventSynchronize ..........................................................................................................................144

2.7 ExecutionControl ..........................................................................................................................................145

2.7.1 cuLaunch ...........................................................................................................................................146

2.7.2 cuLaunchGrid ....................................................................................................................................147

2.7.3 cuParamSetSize .................................................................................................................................148

2.7.4 cuParamSetTexRef ............................................................................................................................149

2.7.5 cuParamSetf ......................................................................................................................................150

2.7.6 cuParamSeti .......................................................................................................................................151

2.7.7 cuParamSetv ......................................................................................................................................152

2.7.8 cuFuncSetBlockShape .......................................................................................................................153

2.7.9 cuFuncSetSharedSize ........................................................................................................................154

2.8 MemoryManagement ....................................................................................................................................155

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