simpleCudaGraphs cudaStreamBeginCapture cudaStreamEndCapture cudaLaunchHostFunc cudaGraphCreate cudaGraphLaunch cudaGraphInstantiate cudaGraphAddHostNode cudaGraphAddMemcpyNode cudaGraphAddKernelNode cudaGraphAddMemsetNode cudaGraphExecDestroy cudaGraphDestroy whole ./ ../ ../../Common CUDA Graphs Stream Capture CUDA GPGPU CUDA Graphs true simpleCudaGraphs.cu 1:CUDA x86_64 linux windows7 x86_64 macosx arm ppc64le linux 3.0 exe