Cudadma: Overview and Code Examples

More documents

Recommendations

Info

Execution Model With Warp Specialization Use PTX named barriers bar.sync bar.arrive Fine-grained synchronization Barrier 1 Barrier 2 Barrier 1 Barrier 2 Compute Warps start_async_dma bar.arrive wait_for_dma_finish bar.sync DMA Warps wait_for_dma_start bar.sync finish_async_dma bar.arrive Iteration i Iteration i+1
Buffering Techniques Usually one set of DMA warps per buffer Single-Buffering One buffer, one warp group Double-Buffering Two buffers, two warp groups Manual Double-Buffering Two buffers, one warp group
Page 1 and 2: CudaDMA: Overview and Code Examples
Page 3 and 4: Outline Motivation CudaDMA API Code
Page 5 and 6: // update the data slice in smem s_
Page 7 and 8: Warp Specialization CudaDMA enables
Page 9 and 10: CudaDMA API Declare CudaDMA object
Page 11: CudaDMA App Structure: Warp Special
Page 15 and 16: CudaDMA Instances CudaDMASequential
Page 17 and 18: Code Example: SAXPY Baseline: Typic
Page 19 and 20: Code Example: SGEMV (with warp spec
Page 21 and 22: A few experimental results…
Page 23 and 24: 3D Finite-Difference Stencil Use DM
Page 25 and 26: Thank You! http://code.google.com/p
Page 27: Warp Defintion Each CTA is decompos

Cudadma: Overview and Code Examples

You also want an ePaper? Increase the reach of your titles

Delete template?

Save as template?