Introduction to CUDA C
Introduction to CUDA C
Introduction to CUDA C
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__syncthreads()<br />
� We can synchronize threads with the function __syncthreads()<br />
� Threads in the block wait until all threads have hit the __syncthreads()<br />
Thread 0<br />
Thread 1<br />
Thread 2<br />
Thread 3<br />
Thread 4<br />
…<br />
__syncthreads()<br />
__syncthreads()<br />
__syncthreads()<br />
__syncthreads()<br />
__syncthreads()<br />
� Threads are only synchronized within a block
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