Directive-based Programming for GPUs: A Comparative Study

• Published in: 2012 IEEE 14th International Conference on High Performance Computing and Communication & 2012 IEEE 9th International Conference on Embedded Software and Systems pp. 410 - 417
• Main Authors: Reyes, R., Lopez, I., Fumero, J. J., de Sande, F.
• Format: Conference Proceeding
• Language: English
• Published: IEEE 01.06.2012
• Subjects: Accelerators; compiler; CUDA; GPGPU; Graphics processing unit; Kernel; OpenACC; OpenCL; OpenMP; Performance evaluation; PGI; productivity; Programming; Runtime

GPUs and other accelerators are available on many different devices, while GPGPU has been massively adopted by the HPC research community. Although a plethora of libraries and applications providing GPU support are available, the need of implementing new algorithms from scratch, or adapting sequenti...