Research Posters Archive

Performance of OpenMP Loop Transformations for the Acoustic Wave Stencil on GPUs

Authors: Hermes Senger (Federal University of Sao Carlos, Brazil; University of São Paulo); Jaime Freire de Souza and Leticia Suellen Farias Machado (Federal University of Sao Carlos, Brazil); Edson Satoshi Gomi (University of São Paulo); Claude Tadonki (Paris School of Mines); and Simon McIntosh-Smith (University of Bristol)

Abstract: In this work, we evaluate the performance of unroll and tiling, two loop transformations introduced in OpenMP 5.1 and early implemented in Clang 13 for GPUs. Experiments on a common seismic computational kernel demonstrate performance gains on three GPU architectures.

Best Poster Finalist (BP): no

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