OpenMP: Memory, Devices, and Tasks

1. Front Matter

   Pages I-XI

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2. Applications

   1. Front Matter

      Pages 1-1

      PDF

   2. Estimation of Round-off Errors in OpenMP Codes

      • Pacôme Eberhart, Julien Brajard, Pierre Fortin, Fabienne Jézéquel

      Pages 3-16

   3. OpenMP Parallelization and Optimization of Graph-Based Machine Learning Algorithms

      • Zhaoyi Meng, Alice Koniges, Yun (Helen) He, Samuel Williams, Thorsten Kurth, Brandon Cook et al.

      Pages 17-31

3. Locality

   1. Front Matter

      Pages 33-33

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   2. Evaluating OpenMP Affinity on the POWER8 Architecture

      • Swaroop Pophale, Oscar Hernandez

      Pages 35-46

   3. Workstealing and Nested Parallelism in SMP Systems

      • Larry Meadows, Simon J. Pennycook, Alex Duran, Terry Wilmarth, Jim Cownie

      Pages 47-60

   4. Description, Implementation and Evaluation of an Affinity Clause for Task Directives

      • Philippe Virouleau, Adrien Roussel, François Broquedis, Thierry Gautier, Fabrice Rastello, Jean-Marc Gratien

      Pages 61-73

4. Task Parallelism

   1. Front Matter

      Pages 75-75

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   2. NUMA-Aware Task Performance Analysis

      • Dirk Schmidl, Matthias S. Müller

      Pages 77-88

   3. OpenMP Extension for Explicit Task Allocation on NUMA Architecture

      • Jinpil Lee, Keisuke Tsugane, Hitoshi Murai, Mitsuhisa Sato

      Pages 89-101

   4. Approaches for Task Affinity in OpenMP

      • Christian Terboven, Jonas Hahnfeld, Xavier Teruel, Sergi Mateo, Alejandro Duran, Michael Klemm et al.

      Pages 102-115

   5. Towards Unifying OpenMP Under the Task-Parallel Paradigm

      • Artur Podobas, Sven Karlsson

      Pages 116-129

   6. A Case for Extending Task Dependencies

      • Tom Scogland, Bronis de Supinski

      Pages 130-140

   7. OpenMP as a High-Level Specification Language for Parallelism

      • Max Grossman, Jun Shirako, Vivek Sarkar

      Pages 141-155

   8. Scaling FMM with Data-Driven OpenMP Tasks on Multicore Architectures

      • Abdelhalim Amer, Satoshi Matsuoka, Miquel Pericàs, Naoya Maruyama, Kenjiro Taura, Rio Yokota et al.

      Pages 156-170

5. Extensions

   1. Front Matter

      Pages 171-171

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   2. Reducing the Functionality Gap Between Auto-Vectorization and Explicit Vectorization

      • Hideki Saito, Serge Preis, Nikolay Panchenko, Xinmin Tian

      Pages 173-186

   3. A Proposal to OpenMP for Addressing the CPU Oversubscription Challenge

      • Yonghong Yan, Jeff R. Hammond, Chunhua Liao, Alexandre E. Eichenberger

      Pages 187-202

6. Tools

   1. Front Matter

      Pages 203-203

      PDF

This book constitutes the proceedings of the 12th International Workshop on OpenMP, IWOMP 2016, held in Nara, Japan, in October 2016. 
The 24 full papers presented in this volume were carefully reviewed and selected from 28 submissions. They were organized in topical sections named: applications, locality, task parallelism, extensions, tools, accelerator programming, and performance evaluations and optimization.

• interoperability
• many-core architectures
• optimization
• parallel programming
• runtime systems
• accelerator programming
• algorithms
• array reduction
• compiler
• dependencies
• discrete stochastic arithmetic
• floating-point arithmetic
• GPU
• multi-core architectures
• numerical validation
• performance portability
• round-off error
• task parallelism
• unsupervised
• algorithm analysis and problem complexity

• RIKEN AICS , Kobe, Japan

  Naoya Maruyama, Mohamed Wahib

• Lawrence Livermore National Laboratory , Livermore, USA

  Bronis R. de Supinski

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