diff options
Diffstat (limited to 'extern/cuew/src/cuew.c')
| -rw-r--r-- | extern/cuew/src/cuew.c | 710 |
1 files changed, 710 insertions, 0 deletions
diff --git a/extern/cuew/src/cuew.c b/extern/cuew/src/cuew.c new file mode 100644 index 00000000000..da892efc0f4 --- /dev/null +++ b/extern/cuew/src/cuew.c @@ -0,0 +1,710 @@ +/* + * Copyright 2011-2014 Blender Foundation + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License + */ + +#ifdef _MSC_VER +# define snprintf _snprintf +# define popen _popen +# define pclose _pclose +# define _CRT_SECURE_NO_WARNINGS +#endif + +#include <cuew.h> +#include <assert.h> +#include <stdio.h> +#include <string.h> +#include <sys/stat.h> + +#ifdef _WIN32 +# define WIN32_LEAN_AND_MEAN +# define VC_EXTRALEAN +# include <windows.h> + +/* Utility macros. */ + +typedef HMODULE DynamicLibrary; + +# define dynamic_library_open(path) LoadLibrary(path) +# define dynamic_library_close(lib) FreeLibrary(lib) +# define dynamic_library_find(lib, symbol) GetProcAddress(lib, symbol) +#else +# include <dlfcn.h> + +typedef void* DynamicLibrary; + +# define dynamic_library_open(path) dlopen(path, RTLD_NOW) +# define dynamic_library_close(lib) dlclose(lib) +# define dynamic_library_find(lib, symbol) dlsym(lib, symbol) +#endif + +#define CUDA_LIBRARY_FIND_CHECKED(name) \ + name = (t##name *)dynamic_library_find(lib, #name); \ + assert(name); + +#define CUDA_LIBRARY_FIND(name) \ + name = (t##name *)dynamic_library_find(lib, #name); + +static DynamicLibrary lib; + +/* Function definitions. */ +tcuGetErrorString *cuGetErrorString; +tcuGetErrorName *cuGetErrorName; +tcuInit *cuInit; +tcuDriverGetVersion *cuDriverGetVersion; +tcuDeviceGet *cuDeviceGet; +tcuDeviceGetCount *cuDeviceGetCount; +tcuDeviceGetName *cuDeviceGetName; +tcuDeviceTotalMem_v2 *cuDeviceTotalMem_v2; +tcuDeviceGetAttribute *cuDeviceGetAttribute; +tcuDeviceGetProperties *cuDeviceGetProperties; +tcuDeviceComputeCapability *cuDeviceComputeCapability; +tcuCtxCreate_v2 *cuCtxCreate_v2; +tcuCtxDestroy_v2 *cuCtxDestroy_v2; +tcuCtxPushCurrent_v2 *cuCtxPushCurrent_v2; +tcuCtxPopCurrent_v2 *cuCtxPopCurrent_v2; +tcuCtxSetCurrent *cuCtxSetCurrent; +tcuCtxGetCurrent *cuCtxGetCurrent; +tcuCtxGetDevice *cuCtxGetDevice; +tcuCtxSynchronize *cuCtxSynchronize; +tcuCtxSetLimit *cuCtxSetLimit; +tcuCtxGetLimit *cuCtxGetLimit; +tcuCtxGetCacheConfig *cuCtxGetCacheConfig; +tcuCtxSetCacheConfig *cuCtxSetCacheConfig; +tcuCtxGetSharedMemConfig *cuCtxGetSharedMemConfig; +tcuCtxSetSharedMemConfig *cuCtxSetSharedMemConfig; +tcuCtxGetApiVersion *cuCtxGetApiVersion; +tcuCtxGetStreamPriorityRange *cuCtxGetStreamPriorityRange; +tcuCtxAttach *cuCtxAttach; +tcuCtxDetach *cuCtxDetach; +tcuModuleLoad *cuModuleLoad; +tcuModuleLoadData *cuModuleLoadData; +tcuModuleLoadDataEx *cuModuleLoadDataEx; +tcuModuleLoadFatBinary *cuModuleLoadFatBinary; +tcuModuleUnload *cuModuleUnload; +tcuModuleGetFunction *cuModuleGetFunction; +tcuModuleGetGlobal_v2 *cuModuleGetGlobal_v2; +tcuModuleGetTexRef *cuModuleGetTexRef; +tcuModuleGetSurfRef *cuModuleGetSurfRef; +tcuLinkCreate *cuLinkCreate; +tcuLinkAddData *cuLinkAddData; +tcuLinkAddFile *cuLinkAddFile; +tcuLinkComplete *cuLinkComplete; +tcuLinkDestroy *cuLinkDestroy; +tcuMemGetInfo_v2 *cuMemGetInfo_v2; +tcuMemAlloc_v2 *cuMemAlloc_v2; +tcuMemAllocPitch_v2 *cuMemAllocPitch_v2; +tcuMemFree_v2 *cuMemFree_v2; +tcuMemGetAddressRange_v2 *cuMemGetAddressRange_v2; +tcuMemAllocHost_v2 *cuMemAllocHost_v2; +tcuMemFreeHost *cuMemFreeHost; +tcuMemHostAlloc *cuMemHostAlloc; +tcuMemHostGetDevicePointer_v2 *cuMemHostGetDevicePointer_v2; +tcuMemHostGetFlags *cuMemHostGetFlags; +tcuMemAllocManaged *cuMemAllocManaged; +tcuDeviceGetByPCIBusId *cuDeviceGetByPCIBusId; +tcuDeviceGetPCIBusId *cuDeviceGetPCIBusId; +tcuIpcGetEventHandle *cuIpcGetEventHandle; +tcuIpcOpenEventHandle *cuIpcOpenEventHandle; +tcuIpcGetMemHandle *cuIpcGetMemHandle; +tcuIpcOpenMemHandle *cuIpcOpenMemHandle; +tcuIpcCloseMemHandle *cuIpcCloseMemHandle; +tcuMemHostRegister *cuMemHostRegister; +tcuMemHostUnregister *cuMemHostUnregister; +tcuMemcpy *cuMemcpy; +tcuMemcpyPeer *cuMemcpyPeer; +tcuMemcpyHtoD_v2 *cuMemcpyHtoD_v2; +tcuMemcpyDtoH_v2 *cuMemcpyDtoH_v2; +tcuMemcpyDtoD_v2 *cuMemcpyDtoD_v2; +tcuMemcpyDtoA_v2 *cuMemcpyDtoA_v2; +tcuMemcpyAtoD_v2 *cuMemcpyAtoD_v2; +tcuMemcpyHtoA_v2 *cuMemcpyHtoA_v2; +tcuMemcpyAtoH_v2 *cuMemcpyAtoH_v2; +tcuMemcpyAtoA_v2 *cuMemcpyAtoA_v2; +tcuMemcpy2D_v2 *cuMemcpy2D_v2; +tcuMemcpy2DUnaligned_v2 *cuMemcpy2DUnaligned_v2; +tcuMemcpy3D_v2 *cuMemcpy3D_v2; +tcuMemcpy3DPeer *cuMemcpy3DPeer; +tcuMemcpyAsync *cuMemcpyAsync; +tcuMemcpyPeerAsync *cuMemcpyPeerAsync; +tcuMemcpyHtoDAsync_v2 *cuMemcpyHtoDAsync_v2; +tcuMemcpyDtoHAsync_v2 *cuMemcpyDtoHAsync_v2; +tcuMemcpyDtoDAsync_v2 *cuMemcpyDtoDAsync_v2; +tcuMemcpyHtoAAsync_v2 *cuMemcpyHtoAAsync_v2; +tcuMemcpyAtoHAsync_v2 *cuMemcpyAtoHAsync_v2; +tcuMemcpy2DAsync_v2 *cuMemcpy2DAsync_v2; +tcuMemcpy3DAsync_v2 *cuMemcpy3DAsync_v2; +tcuMemcpy3DPeerAsync *cuMemcpy3DPeerAsync; +tcuMemsetD8_v2 *cuMemsetD8_v2; +tcuMemsetD16_v2 *cuMemsetD16_v2; +tcuMemsetD32_v2 *cuMemsetD32_v2; +tcuMemsetD2D8_v2 *cuMemsetD2D8_v2; +tcuMemsetD2D16_v2 *cuMemsetD2D16_v2; +tcuMemsetD2D32_v2 *cuMemsetD2D32_v2; +tcuMemsetD8Async *cuMemsetD8Async; +tcuMemsetD16Async *cuMemsetD16Async; +tcuMemsetD32Async *cuMemsetD32Async; +tcuMemsetD2D8Async *cuMemsetD2D8Async; +tcuMemsetD2D16Async *cuMemsetD2D16Async; +tcuMemsetD2D32Async *cuMemsetD2D32Async; +tcuArrayCreate_v2 *cuArrayCreate_v2; +tcuArrayGetDescriptor_v2 *cuArrayGetDescriptor_v2; +tcuArrayDestroy *cuArrayDestroy; +tcuArray3DCreate_v2 *cuArray3DCreate_v2; +tcuArray3DGetDescriptor_v2 *cuArray3DGetDescriptor_v2; +tcuMipmappedArrayCreate *cuMipmappedArrayCreate; +tcuMipmappedArrayGetLevel *cuMipmappedArrayGetLevel; +tcuMipmappedArrayDestroy *cuMipmappedArrayDestroy; +tcuPointerGetAttribute *cuPointerGetAttribute; +tcuPointerSetAttribute *cuPointerSetAttribute; +tcuStreamCreate *cuStreamCreate; +tcuStreamCreateWithPriority *cuStreamCreateWithPriority; +tcuStreamGetPriority *cuStreamGetPriority; +tcuStreamGetFlags *cuStreamGetFlags; +tcuStreamWaitEvent *cuStreamWaitEvent; +tcuStreamAddCallback *cuStreamAddCallback; +tcuStreamAttachMemAsync *cuStreamAttachMemAsync; +tcuStreamQuery *cuStreamQuery; +tcuStreamSynchronize *cuStreamSynchronize; +tcuStreamDestroy_v2 *cuStreamDestroy_v2; +tcuEventCreate *cuEventCreate; +tcuEventRecord *cuEventRecord; +tcuEventQuery *cuEventQuery; +tcuEventSynchronize *cuEventSynchronize; +tcuEventDestroy_v2 *cuEventDestroy_v2; +tcuEventElapsedTime *cuEventElapsedTime; +tcuFuncGetAttribute *cuFuncGetAttribute; +tcuFuncSetCacheConfig *cuFuncSetCacheConfig; +tcuFuncSetSharedMemConfig *cuFuncSetSharedMemConfig; +tcuLaunchKernel *cuLaunchKernel; +tcuFuncSetBlockShape *cuFuncSetBlockShape; +tcuFuncSetSharedSize *cuFuncSetSharedSize; +tcuParamSetSize *cuParamSetSize; +tcuParamSeti *cuParamSeti; +tcuParamSetf *cuParamSetf; +tcuParamSetv *cuParamSetv; +tcuLaunch *cuLaunch; +tcuLaunchGrid *cuLaunchGrid; +tcuLaunchGridAsync *cuLaunchGridAsync; +tcuParamSetTexRef *cuParamSetTexRef; +tcuTexRefSetArray *cuTexRefSetArray; +tcuTexRefSetMipmappedArray *cuTexRefSetMipmappedArray; +tcuTexRefSetAddress_v2 *cuTexRefSetAddress_v2; +tcuTexRefSetAddress2D_v3 *cuTexRefSetAddress2D_v3; +tcuTexRefSetFormat *cuTexRefSetFormat; +tcuTexRefSetAddressMode *cuTexRefSetAddressMode; +tcuTexRefSetFilterMode *cuTexRefSetFilterMode; +tcuTexRefSetMipmapFilterMode *cuTexRefSetMipmapFilterMode; +tcuTexRefSetMipmapLevelBias *cuTexRefSetMipmapLevelBias; +tcuTexRefSetMipmapLevelClamp *cuTexRefSetMipmapLevelClamp; +tcuTexRefSetMaxAnisotropy *cuTexRefSetMaxAnisotropy; +tcuTexRefSetFlags *cuTexRefSetFlags; +tcuTexRefGetAddress_v2 *cuTexRefGetAddress_v2; +tcuTexRefGetArray *cuTexRefGetArray; +tcuTexRefGetMipmappedArray *cuTexRefGetMipmappedArray; +tcuTexRefGetAddressMode *cuTexRefGetAddressMode; +tcuTexRefGetFilterMode *cuTexRefGetFilterMode; +tcuTexRefGetFormat *cuTexRefGetFormat; +tcuTexRefGetMipmapFilterMode *cuTexRefGetMipmapFilterMode; +tcuTexRefGetMipmapLevelBias *cuTexRefGetMipmapLevelBias; +tcuTexRefGetMipmapLevelClamp *cuTexRefGetMipmapLevelClamp; +tcuTexRefGetMaxAnisotropy *cuTexRefGetMaxAnisotropy; +tcuTexRefGetFlags *cuTexRefGetFlags; +tcuTexRefCreate *cuTexRefCreate; +tcuTexRefDestroy *cuTexRefDestroy; +tcuSurfRefSetArray *cuSurfRefSetArray; +tcuSurfRefGetArray *cuSurfRefGetArray; +tcuTexObjectCreate *cuTexObjectCreate; +tcuTexObjectDestroy *cuTexObjectDestroy; +tcuTexObjectGetResourceDesc *cuTexObjectGetResourceDesc; +tcuTexObjectGetTextureDesc *cuTexObjectGetTextureDesc; +tcuTexObjectGetResourceViewDesc *cuTexObjectGetResourceViewDesc; +tcuSurfObjectCreate *cuSurfObjectCreate; +tcuSurfObjectDestroy *cuSurfObjectDestroy; +tcuSurfObjectGetResourceDesc *cuSurfObjectGetResourceDesc; +tcuDeviceCanAccessPeer *cuDeviceCanAccessPeer; +tcuCtxEnablePeerAccess *cuCtxEnablePeerAccess; +tcuCtxDisablePeerAccess *cuCtxDisablePeerAccess; +tcuGraphicsUnregisterResource *cuGraphicsUnregisterResource; +tcuGraphicsSubResourceGetMappedArray *cuGraphicsSubResourceGetMappedArray; +tcuGraphicsResourceGetMappedMipmappedArray *cuGraphicsResourceGetMappedMipmappedArray; +tcuGraphicsResourceGetMappedPointer_v2 *cuGraphicsResourceGetMappedPointer_v2; +tcuGraphicsResourceSetMapFlags *cuGraphicsResourceSetMapFlags; +tcuGraphicsMapResources *cuGraphicsMapResources; +tcuGraphicsUnmapResources *cuGraphicsUnmapResources; +tcuGetExportTable *cuGetExportTable; + +tcuGraphicsGLRegisterBuffer *cuGraphicsGLRegisterBuffer; +tcuGraphicsGLRegisterImage *cuGraphicsGLRegisterImage; +tcuGLGetDevices *cuGLGetDevices; +tcuGLCtxCreate_v2 *cuGLCtxCreate_v2; +tcuGLInit *cuGLInit; +tcuGLRegisterBufferObject *cuGLRegisterBufferObject; +tcuGLMapBufferObject_v2 *cuGLMapBufferObject_v2; +tcuGLUnmapBufferObject *cuGLUnmapBufferObject; +tcuGLUnregisterBufferObject *cuGLUnregisterBufferObject; +tcuGLSetBufferObjectMapFlags *cuGLSetBufferObjectMapFlags; +tcuGLMapBufferObjectAsync_v2 *cuGLMapBufferObjectAsync_v2; +tcuGLUnmapBufferObjectAsync *cuGLUnmapBufferObjectAsync; + + +static void cuewExit(void) { + if(lib != NULL) { + /* Ignore errors. */ + dynamic_library_close(lib); + lib = NULL; + } +} + +/* Implementation function. */ +int cuewInit(void) { + /* Library paths. */ +#ifdef _WIN32 + /* Expected in c:/windows/system or similar, no path needed. */ + const char *path = "nvcuda.dll"; +#elif defined(__APPLE__) + /* Default installation path. */ + const char *path = "/usr/local/cuda/lib/libcuda.dylib"; +#else + const char *path = "libcuda.so"; +#endif + static int initialized = 0; + static int result = 0; + int error, driver_version; + + if (initialized) { + return result; + } + + initialized = 1; + + error = atexit(cuewExit); + if (error) { + result = CUEW_ERROR_ATEXIT_FAILED; + return result; + } + + /* Load library. */ + lib = dynamic_library_open(path); + + if (lib == NULL) { + result = CUEW_ERROR_OPEN_FAILED; + return result; + } + + /* Detect driver version. */ + driver_version = 1000; + + CUDA_LIBRARY_FIND_CHECKED(cuDriverGetVersion); + if (cuDriverGetVersion) { + cuDriverGetVersion(&driver_version); + } + + /* We require version 4.0. */ + if (driver_version < 4000) { + result = CUEW_ERROR_OPEN_FAILED; + return result; + } + /* Fetch all function pointers. */ + CUDA_LIBRARY_FIND(cuGetErrorString); + CUDA_LIBRARY_FIND(cuGetErrorName); + CUDA_LIBRARY_FIND(cuInit); + CUDA_LIBRARY_FIND(cuDriverGetVersion); + CUDA_LIBRARY_FIND(cuDeviceGet); + CUDA_LIBRARY_FIND(cuDeviceGetCount); + CUDA_LIBRARY_FIND(cuDeviceGetName); + CUDA_LIBRARY_FIND(cuDeviceTotalMem_v2); + CUDA_LIBRARY_FIND(cuDeviceGetAttribute); + CUDA_LIBRARY_FIND(cuDeviceGetProperties); + CUDA_LIBRARY_FIND(cuDeviceComputeCapability); + CUDA_LIBRARY_FIND(cuCtxCreate_v2); + CUDA_LIBRARY_FIND(cuCtxDestroy_v2); + CUDA_LIBRARY_FIND(cuCtxPushCurrent_v2); + CUDA_LIBRARY_FIND(cuCtxPopCurrent_v2); + CUDA_LIBRARY_FIND(cuCtxSetCurrent); + CUDA_LIBRARY_FIND(cuCtxGetCurrent); + CUDA_LIBRARY_FIND(cuCtxGetDevice); + CUDA_LIBRARY_FIND(cuCtxSynchronize); + CUDA_LIBRARY_FIND(cuCtxSetLimit); + CUDA_LIBRARY_FIND(cuCtxGetLimit); + CUDA_LIBRARY_FIND(cuCtxGetCacheConfig); + CUDA_LIBRARY_FIND(cuCtxSetCacheConfig); + CUDA_LIBRARY_FIND(cuCtxGetSharedMemConfig); + CUDA_LIBRARY_FIND(cuCtxSetSharedMemConfig); + CUDA_LIBRARY_FIND(cuCtxGetApiVersion); + CUDA_LIBRARY_FIND(cuCtxGetStreamPriorityRange); + CUDA_LIBRARY_FIND(cuCtxAttach); + CUDA_LIBRARY_FIND(cuCtxDetach); + CUDA_LIBRARY_FIND(cuModuleLoad); + CUDA_LIBRARY_FIND(cuModuleLoadData); + CUDA_LIBRARY_FIND(cuModuleLoadDataEx); + CUDA_LIBRARY_FIND(cuModuleLoadFatBinary); + CUDA_LIBRARY_FIND(cuModuleUnload); + CUDA_LIBRARY_FIND(cuModuleGetFunction); + CUDA_LIBRARY_FIND(cuModuleGetGlobal_v2); + CUDA_LIBRARY_FIND(cuModuleGetTexRef); + CUDA_LIBRARY_FIND(cuModuleGetSurfRef); + CUDA_LIBRARY_FIND(cuLinkCreate); + CUDA_LIBRARY_FIND(cuLinkAddData); + CUDA_LIBRARY_FIND(cuLinkAddFile); + CUDA_LIBRARY_FIND(cuLinkComplete); + CUDA_LIBRARY_FIND(cuLinkDestroy); + CUDA_LIBRARY_FIND(cuMemGetInfo_v2); + CUDA_LIBRARY_FIND(cuMemAlloc_v2); + CUDA_LIBRARY_FIND(cuMemAllocPitch_v2); + CUDA_LIBRARY_FIND(cuMemFree_v2); + CUDA_LIBRARY_FIND(cuMemGetAddressRange_v2); + CUDA_LIBRARY_FIND(cuMemAllocHost_v2); + CUDA_LIBRARY_FIND(cuMemFreeHost); + CUDA_LIBRARY_FIND(cuMemHostAlloc); + CUDA_LIBRARY_FIND(cuMemHostGetDevicePointer_v2); + CUDA_LIBRARY_FIND(cuMemHostGetFlags); + CUDA_LIBRARY_FIND(cuMemAllocManaged); + CUDA_LIBRARY_FIND(cuDeviceGetByPCIBusId); + CUDA_LIBRARY_FIND(cuDeviceGetPCIBusId); + CUDA_LIBRARY_FIND(cuIpcGetEventHandle); + CUDA_LIBRARY_FIND(cuIpcOpenEventHandle); + CUDA_LIBRARY_FIND(cuIpcGetMemHandle); + CUDA_LIBRARY_FIND(cuIpcOpenMemHandle); + CUDA_LIBRARY_FIND(cuIpcCloseMemHandle); + CUDA_LIBRARY_FIND(cuMemHostRegister); + CUDA_LIBRARY_FIND(cuMemHostUnregister); + CUDA_LIBRARY_FIND(cuMemcpy); + CUDA_LIBRARY_FIND(cuMemcpyPeer); + CUDA_LIBRARY_FIND(cuMemcpyHtoD_v2); + CUDA_LIBRARY_FIND(cuMemcpyDtoH_v2); + CUDA_LIBRARY_FIND(cuMemcpyDtoD_v2); + CUDA_LIBRARY_FIND(cuMemcpyDtoA_v2); + CUDA_LIBRARY_FIND(cuMemcpyAtoD_v2); + CUDA_LIBRARY_FIND(cuMemcpyHtoA_v2); + CUDA_LIBRARY_FIND(cuMemcpyAtoH_v2); + CUDA_LIBRARY_FIND(cuMemcpyAtoA_v2); + CUDA_LIBRARY_FIND(cuMemcpy2D_v2); + CUDA_LIBRARY_FIND(cuMemcpy2DUnaligned_v2); + CUDA_LIBRARY_FIND(cuMemcpy3D_v2); + CUDA_LIBRARY_FIND(cuMemcpy3DPeer); + CUDA_LIBRARY_FIND(cuMemcpyAsync); + CUDA_LIBRARY_FIND(cuMemcpyPeerAsync); + CUDA_LIBRARY_FIND(cuMemcpyHtoDAsync_v2); + CUDA_LIBRARY_FIND(cuMemcpyDtoHAsync_v2); + CUDA_LIBRARY_FIND(cuMemcpyDtoDAsync_v2); + CUDA_LIBRARY_FIND(cuMemcpyHtoAAsync_v2); + CUDA_LIBRARY_FIND(cuMemcpyAtoHAsync_v2); + CUDA_LIBRARY_FIND(cuMemcpy2DAsync_v2); + CUDA_LIBRARY_FIND(cuMemcpy3DAsync_v2); + CUDA_LIBRARY_FIND(cuMemcpy3DPeerAsync); + CUDA_LIBRARY_FIND(cuMemsetD8_v2); + CUDA_LIBRARY_FIND(cuMemsetD16_v2); + CUDA_LIBRARY_FIND(cuMemsetD32_v2); + CUDA_LIBRARY_FIND(cuMemsetD2D8_v2); + CUDA_LIBRARY_FIND(cuMemsetD2D16_v2); + CUDA_LIBRARY_FIND(cuMemsetD2D32_v2); + CUDA_LIBRARY_FIND(cuMemsetD8Async); + CUDA_LIBRARY_FIND(cuMemsetD16Async); + CUDA_LIBRARY_FIND(cuMemsetD32Async); + CUDA_LIBRARY_FIND(cuMemsetD2D8Async); + CUDA_LIBRARY_FIND(cuMemsetD2D16Async); + CUDA_LIBRARY_FIND(cuMemsetD2D32Async); + CUDA_LIBRARY_FIND(cuArrayCreate_v2); + CUDA_LIBRARY_FIND(cuArrayGetDescriptor_v2); + CUDA_LIBRARY_FIND(cuArrayDestroy); + CUDA_LIBRARY_FIND(cuArray3DCreate_v2); + CUDA_LIBRARY_FIND(cuArray3DGetDescriptor_v2); + CUDA_LIBRARY_FIND(cuMipmappedArrayCreate); + CUDA_LIBRARY_FIND(cuMipmappedArrayGetLevel); + CUDA_LIBRARY_FIND(cuMipmappedArrayDestroy); + CUDA_LIBRARY_FIND(cuPointerGetAttribute); + CUDA_LIBRARY_FIND(cuPointerSetAttribute); + CUDA_LIBRARY_FIND(cuStreamCreate); + CUDA_LIBRARY_FIND(cuStreamCreateWithPriority); + CUDA_LIBRARY_FIND(cuStreamGetPriority); + CUDA_LIBRARY_FIND(cuStreamGetFlags); + CUDA_LIBRARY_FIND(cuStreamWaitEvent); + CUDA_LIBRARY_FIND(cuStreamAddCallback); + CUDA_LIBRARY_FIND(cuStreamAttachMemAsync); + CUDA_LIBRARY_FIND(cuStreamQuery); + CUDA_LIBRARY_FIND(cuStreamSynchronize); + CUDA_LIBRARY_FIND(cuStreamDestroy_v2); + CUDA_LIBRARY_FIND(cuEventCreate); + CUDA_LIBRARY_FIND(cuEventRecord); + CUDA_LIBRARY_FIND(cuEventQuery); + CUDA_LIBRARY_FIND(cuEventSynchronize); + CUDA_LIBRARY_FIND(cuEventDestroy_v2); + CUDA_LIBRARY_FIND(cuEventElapsedTime); + CUDA_LIBRARY_FIND(cuFuncGetAttribute); + CUDA_LIBRARY_FIND(cuFuncSetCacheConfig); + CUDA_LIBRARY_FIND(cuFuncSetSharedMemConfig); + CUDA_LIBRARY_FIND(cuLaunchKernel); + CUDA_LIBRARY_FIND(cuFuncSetBlockShape); + CUDA_LIBRARY_FIND(cuFuncSetSharedSize); + CUDA_LIBRARY_FIND(cuParamSetSize); + CUDA_LIBRARY_FIND(cuParamSeti); + CUDA_LIBRARY_FIND(cuParamSetf); + CUDA_LIBRARY_FIND(cuParamSetv); + CUDA_LIBRARY_FIND(cuLaunch); + CUDA_LIBRARY_FIND(cuLaunchGrid); + CUDA_LIBRARY_FIND(cuLaunchGridAsync); + CUDA_LIBRARY_FIND(cuParamSetTexRef); + CUDA_LIBRARY_FIND(cuTexRefSetArray); + CUDA_LIBRARY_FIND(cuTexRefSetMipmappedArray); + CUDA_LIBRARY_FIND(cuTexRefSetAddress_v2); + CUDA_LIBRARY_FIND(cuTexRefSetAddress2D_v3); + CUDA_LIBRARY_FIND(cuTexRefSetFormat); + CUDA_LIBRARY_FIND(cuTexRefSetAddressMode); + CUDA_LIBRARY_FIND(cuTexRefSetFilterMode); + CUDA_LIBRARY_FIND(cuTexRefSetMipmapFilterMode); + CUDA_LIBRARY_FIND(cuTexRefSetMipmapLevelBias); + CUDA_LIBRARY_FIND(cuTexRefSetMipmapLevelClamp); + CUDA_LIBRARY_FIND(cuTexRefSetMaxAnisotropy); + CUDA_LIBRARY_FIND(cuTexRefSetFlags); + CUDA_LIBRARY_FIND(cuTexRefGetAddress_v2); + CUDA_LIBRARY_FIND(cuTexRefGetArray); + CUDA_LIBRARY_FIND(cuTexRefGetMipmappedArray); + CUDA_LIBRARY_FIND(cuTexRefGetAddressMode); + CUDA_LIBRARY_FIND(cuTexRefGetFilterMode); + CUDA_LIBRARY_FIND(cuTexRefGetFormat); + CUDA_LIBRARY_FIND(cuTexRefGetMipmapFilterMode); + CUDA_LIBRARY_FIND(cuTexRefGetMipmapLevelBias); + CUDA_LIBRARY_FIND(cuTexRefGetMipmapLevelClamp); + CUDA_LIBRARY_FIND(cuTexRefGetMaxAnisotropy); + CUDA_LIBRARY_FIND(cuTexRefGetFlags); + CUDA_LIBRARY_FIND(cuTexRefCreate); + CUDA_LIBRARY_FIND(cuTexRefDestroy); + CUDA_LIBRARY_FIND(cuSurfRefSetArray); + CUDA_LIBRARY_FIND(cuSurfRefGetArray); + CUDA_LIBRARY_FIND(cuTexObjectCreate); + CUDA_LIBRARY_FIND(cuTexObjectDestroy); + CUDA_LIBRARY_FIND(cuTexObjectGetResourceDesc); + CUDA_LIBRARY_FIND(cuTexObjectGetTextureDesc); + CUDA_LIBRARY_FIND(cuTexObjectGetResourceViewDesc); + CUDA_LIBRARY_FIND(cuSurfObjectCreate); + CUDA_LIBRARY_FIND(cuSurfObjectDestroy); + CUDA_LIBRARY_FIND(cuSurfObjectGetResourceDesc); + CUDA_LIBRARY_FIND(cuDeviceCanAccessPeer); + CUDA_LIBRARY_FIND(cuCtxEnablePeerAccess); + CUDA_LIBRARY_FIND(cuCtxDisablePeerAccess); + CUDA_LIBRARY_FIND(cuGraphicsUnregisterResource); + CUDA_LIBRARY_FIND(cuGraphicsSubResourceGetMappedArray); + CUDA_LIBRARY_FIND(cuGraphicsResourceGetMappedMipmappedArray); + CUDA_LIBRARY_FIND(cuGraphicsResourceGetMappedPointer_v2); + CUDA_LIBRARY_FIND(cuGraphicsResourceSetMapFlags); + CUDA_LIBRARY_FIND(cuGraphicsMapResources); + CUDA_LIBRARY_FIND(cuGraphicsUnmapResources); + CUDA_LIBRARY_FIND(cuGetExportTable); + + CUDA_LIBRARY_FIND(cuGraphicsGLRegisterBuffer); + CUDA_LIBRARY_FIND(cuGraphicsGLRegisterImage); + CUDA_LIBRARY_FIND(cuGLGetDevices); + CUDA_LIBRARY_FIND(cuGLCtxCreate_v2); + CUDA_LIBRARY_FIND(cuGLInit); + CUDA_LIBRARY_FIND(cuGLRegisterBufferObject); + CUDA_LIBRARY_FIND(cuGLMapBufferObject_v2); + CUDA_LIBRARY_FIND(cuGLUnmapBufferObject); + CUDA_LIBRARY_FIND(cuGLUnregisterBufferObject); + CUDA_LIBRARY_FIND(cuGLSetBufferObjectMapFlags); + CUDA_LIBRARY_FIND(cuGLMapBufferObjectAsync_v2); + CUDA_LIBRARY_FIND(cuGLUnmapBufferObjectAsync); + + + result = CUEW_SUCCESS; + return result; +} + +const char *cuewErrorString(CUresult result) { + switch(result) { + case CUDA_SUCCESS: return "No errors"; + case CUDA_ERROR_INVALID_VALUE: return "Invalid value"; + case CUDA_ERROR_OUT_OF_MEMORY: return "Out of memory"; + case CUDA_ERROR_NOT_INITIALIZED: return "Driver not initialized"; + case CUDA_ERROR_DEINITIALIZED: return "Driver deinitialized"; + case CUDA_ERROR_PROFILER_DISABLED: return "PROFILER_DISABLED"; + case CUDA_ERROR_PROFILER_NOT_INITIALIZED: return "PROFILER_NOT_INITIALIZED"; + case CUDA_ERROR_PROFILER_ALREADY_STARTED: return "PROFILER_ALREADY_STARTED"; + case CUDA_ERROR_PROFILER_ALREADY_STOPPED: return "PROFILER_ALREADY_STOPPED"; + case CUDA_ERROR_NO_DEVICE: return "No CUDA-capable device available"; + case CUDA_ERROR_INVALID_DEVICE: return "Invalid device"; + case CUDA_ERROR_INVALID_IMAGE: return "Invalid kernel image"; + case CUDA_ERROR_INVALID_CONTEXT: return "Invalid context"; + case CUDA_ERROR_CONTEXT_ALREADY_CURRENT: return "Context already current"; + case CUDA_ERROR_MAP_FAILED: return "Map failed"; + case CUDA_ERROR_UNMAP_FAILED: return "Unmap failed"; + case CUDA_ERROR_ARRAY_IS_MAPPED: return "Array is mapped"; + case CUDA_ERROR_ALREADY_MAPPED: return "Already mapped"; + case CUDA_ERROR_NO_BINARY_FOR_GPU: return "No binary for GPU"; + case CUDA_ERROR_ALREADY_ACQUIRED: return "Already acquired"; + case CUDA_ERROR_NOT_MAPPED: return "Not mapped"; + case CUDA_ERROR_NOT_MAPPED_AS_ARRAY: return "Mapped resource not available for access as an array"; + case CUDA_ERROR_NOT_MAPPED_AS_POINTER: return "Mapped resource not available for access as a pointer"; + case CUDA_ERROR_ECC_UNCORRECTABLE: return "Uncorrectable ECC error detected"; + case CUDA_ERROR_UNSUPPORTED_LIMIT: return "CUlimit not supported by device"; + case CUDA_ERROR_CONTEXT_ALREADY_IN_USE: return "CONTEXT_ALREADY_IN_USE"; + case CUDA_ERROR_PEER_ACCESS_UNSUPPORTED: return "PEER_ACCESS_UNSUPPORTED"; + case CUDA_ERROR_INVALID_PTX: return "INVALID_PTX"; + case CUDA_ERROR_INVALID_SOURCE: return "Invalid source"; + case CUDA_ERROR_FILE_NOT_FOUND: return "File not found"; + case CUDA_ERROR_SHARED_OBJECT_SYMBOL_NOT_FOUND: return "Link to a shared object failed to resolve"; + case CUDA_ERROR_SHARED_OBJECT_INIT_FAILED: return "Shared object initialization failed"; + case CUDA_ERROR_OPERATING_SYSTEM: return "OPERATING_SYSTEM"; + case CUDA_ERROR_INVALID_HANDLE: return "Invalid handle"; + case CUDA_ERROR_NOT_FOUND: return "Not found"; + case CUDA_ERROR_NOT_READY: return "CUDA not ready"; + case CUDA_ERROR_ILLEGAL_ADDRESS: return "ILLEGAL_ADDRESS"; + case CUDA_ERROR_LAUNCH_OUT_OF_RESOURCES: return "Launch exceeded resources"; + case CUDA_ERROR_LAUNCH_TIMEOUT: return "Launch exceeded timeout"; + case CUDA_ERROR_LAUNCH_INCOMPATIBLE_TEXTURING: return "Launch with incompatible texturing"; + case CUDA_ERROR_PEER_ACCESS_ALREADY_ENABLED: return "PEER_ACCESS_ALREADY_ENABLED"; + case CUDA_ERROR_PEER_ACCESS_NOT_ENABLED: return "PEER_ACCESS_NOT_ENABLED"; + case CUDA_ERROR_PRIMARY_CONTEXT_ACTIVE: return "PRIMARY_CONTEXT_ACTIVE"; + case CUDA_ERROR_CONTEXT_IS_DESTROYED: return "CONTEXT_IS_DESTROYED"; + case CUDA_ERROR_ASSERT: return "ASSERT"; + case CUDA_ERROR_TOO_MANY_PEERS: return "TOO_MANY_PEERS"; + case CUDA_ERROR_HOST_MEMORY_ALREADY_REGISTERED: return "HOST_MEMORY_ALREADY_REGISTERED"; + case CUDA_ERROR_HOST_MEMORY_NOT_REGISTERED: return "HOST_MEMORY_NOT_REGISTERED"; + case CUDA_ERROR_HARDWARE_STACK_ERROR: return "HARDWARE_STACK_ERROR"; + case CUDA_ERROR_ILLEGAL_INSTRUCTION: return "ILLEGAL_INSTRUCTION"; + case CUDA_ERROR_MISALIGNED_ADDRESS: return "MISALIGNED_ADDRESS"; + case CUDA_ERROR_INVALID_ADDRESS_SPACE: return "INVALID_ADDRESS_SPACE"; + case CUDA_ERROR_INVALID_PC: return "INVALID_PC"; + case CUDA_ERROR_LAUNCH_FAILED: return "Launch failed"; + case CUDA_ERROR_NOT_PERMITTED: return "NOT_PERMITTED"; + case CUDA_ERROR_NOT_SUPPORTED: return "NOT_SUPPORTED"; + case CUDA_ERROR_UNKNOWN: return "Unknown error"; + default: return "Unknown CUDA error value"; + } +} + +static void path_join(const char *path1, + const char *path2, + int maxlen, + char *result) { +#if defined(WIN32) || defined(_WIN32) + const char separator = '\\'; +#else + const char separator = '/'; +#endif + int n = snprintf(result, maxlen, "%s%c%s", path1, separator, path2); + if (n != -1 && n < maxlen) { + result[n] = '\0'; + } + else { + result[maxlen - 1] = '\0'; + } +} + +static int path_exists(const char *path) { + struct stat st; + if (stat(path, &st)) { + return 0; + } + return 1; +} + +const char *cuewCompilerPath(void) { +#ifdef _WIN32 + const char *defaultpaths[] = {"C:/CUDA/bin", NULL}; + const char *executable = "nvcc.exe"; +#else + const char *defaultpaths[] = { + "/Developer/NVIDIA/CUDA-5.0/bin", + "/usr/local/cuda-5.0/bin", + "/usr/local/cuda/bin", + "/Developer/NVIDIA/CUDA-6.0/bin", + "/usr/local/cuda-6.0/bin", + "/Developer/NVIDIA/CUDA-5.5/bin", + "/usr/local/cuda-5.5/bin", + NULL}; + const char *executable = "nvcc"; +#endif + int i; + + const char *binpath = getenv("CUDA_BIN_PATH"); + + static char nvcc[65536]; + + if (binpath) { + path_join(binpath, executable, sizeof(nvcc), nvcc); + if (path_exists(nvcc)) + return nvcc; + } + + for (i = 0; defaultpaths[i]; ++i) { + path_join(defaultpaths[i], executable, sizeof(nvcc), nvcc); + if (path_exists(nvcc)) + return nvcc; + } + +#ifndef _WIN32 + { + FILE *handle = popen("which nvcc", "r"); + if (handle) { + char buffer[4096] = {0}; + int len = fread(buffer, 1, sizeof(buffer) - 1, handle); + buffer[len] = '\0'; + pclose(handle); + + if (buffer[0]) + return "nvcc"; + } + } +#endif + + return NULL; +} + +int cuewCompilerVersion(void) { + const char *path = cuewCompilerPath(); + const char *marker = "Cuda compilation tools, release "; + FILE *pipe; + int major, minor; + char *versionstr; + char buf[128]; + char output[65536] = "\0"; + char command[65536] = "\0"; + + if (path == NULL) + return 0; + + /* get --version output */ + strncpy(command, path, sizeof(command)); + strncat(command, " --version", sizeof(command) - strlen(path)); + pipe = popen(command, "r"); + if (!pipe) { + fprintf(stderr, "CUDA: failed to run compiler to retrieve version"); + return 0; + } + + while (!feof(pipe)) { + if (fgets(buf, sizeof(buf), pipe) != NULL) { + strncat(output, buf, sizeof(output) - strlen(output) - 1 ); + } + } + + pclose(pipe); + + /* parse version number */ + versionstr = strstr(output, marker); + if (versionstr == NULL) { + fprintf(stderr, "CUDA: failed to find version number in:\n\n%s\n", output); + return 0; + } + versionstr += strlen(marker); + + if (sscanf(versionstr, "%d.%d", &major, &minor) < 2) { + fprintf(stderr, "CUDA: failed to parse version number from:\n\n%s\n", output); + return 0; + } + + return 10 * major + minor; +} + |