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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Synthesizing Software from a ForSyDe Model Targeting GPGPUs

Hjort Blindell, Gabriel January 2012 (has links)
Today, a plethora of parallel execution platforms are available. One platform in particular is the GPGPU – a massively parallel architecture designed for exploiting data parallelism. However, GPGPUS are notoriously difficult to program due to the way data is accessed and processed, and many interconnected factors affect the performance. This makes it an exceptionally challengingtask to write correct and high-performing applications for GPGPUS. This thesis project aims to address this problem by investigating how ForSyDe models – a software engineering methodology where applications are modeled at a very high level of abstraction – can be synthesized into CUDA C code for execution on NVIDIA CUDA-enabled graphics cards. The report proposes a software synthesis process which discovers one type of potential data parallelism in a model and generates either pure C or CUDA C code. A prototype of the software synthesis component has also been implemented and tested on models derived from two applications – a Mandelbrot generator and an industrial-scale image processor. The synthesized CUDA code produced in the tests was shown to be both correct and efficient, provided there was enough computation complexity in the processes to amortize the overhead cost of using the GPGPU.

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