Embedded Systems Design - July 2008 - (Page 18) cover feature C-code cleaning To simplify the development of code suitable for parallelization and mapping on multiprocessor platforms, researchers at IMEC have developed a set of CleanC guidelines and a code analysis and refactoring toolbox to make code compliant to the CleanC programming style. BY MIEKE VAN BAVEL AND MICHEL TILMAN Interactive requested flexibility. However, writing software for MPSoC platforms is not straightforward. Designers are used to writing sequential applications in C code and optimizing these applications for embedded platforms. But transforming these sequential programs into functionally equivalent (in other words, correct) parallel programs is a time-consuming and error-prone job. The C language provides much expressiveness to specify what a program must do, but it’s this expressiveness that makes C programs hard to analyze and transform. What’s more, customers want these parallel programs to perform at optimal levels while efficiently using MPSoC platform’s resources, such as power consumption and bandwidth usage. THE REALITIES OF SOURCE CODE AND PARALLELIZATION It’s an illusion to think we can take any piece of sequential code and hope that we can transform this code into an efficient parallel version, just like that. In fact, heavily optimized sequential code bases are often not the most appropriate candidates to start with in the first place. And to make matters worse, we want to explore different types of parallelizations quickly and easily, without rewriting significant parts of the program over and over again. Tools can help us in transforming M ultiprocessor system-on-chip (MPSoC) platforms have recently raised the industry’s expectations as they promise to meet the highperformance targets for multimode multimedia terminals without giving up the 18 JULY 2008 | embedded systems design | www.embedded.com http://www.embedded.com
Table of Contents Feed for the Digital Edition of Embedded Systems Design - July 2008 Embedded Systems Design - July 2008 Contents #Include Parity Bit Programming Pointers Interactive C-code Cleaning Tool Supports Multiprocessor SoC Design Building a Power Supply for Discontinuous Transmission Wireless Networks An Exception Primer Advertising Index Break Points Marketplace Embedded Systems Design - July 2008 Embedded Systems Design - July 2008 - Embedded Systems Design - July 2008 (Page Cover1) Embedded Systems Design - July 2008 - Embedded Systems Design - July 2008 (Page Cover2) Embedded Systems Design - July 2008 - Embedded Systems Design - July 2008 (Page 1) Embedded Systems Design - July 2008 - Embedded Systems Design - July 2008 (Page 2) Embedded Systems Design - July 2008 - Contents (Page 3) Embedded Systems Design - July 2008 - Contents (Page 4) Embedded Systems Design - July 2008 - Contents (Page 5) Embedded Systems Design - July 2008 - Contents (Page 6) Embedded Systems Design - July 2008 - #Include (Page 7) Embedded Systems Design - July 2008 - #Include (Page 8) Embedded Systems Design - July 2008 - Parity Bit (Page 9) Embedded Systems Design - July 2008 - Programming Pointers (Page 10) Embedded Systems Design - July 2008 - Programming Pointers (Page 11) Embedded Systems Design - July 2008 - Programming Pointers (Page 12) Embedded Systems Design - July 2008 - Programming Pointers (Page 13) Embedded Systems Design - July 2008 - Programming Pointers (Page 14) Embedded Systems Design - July 2008 - Programming Pointers (Page 15) Embedded Systems Design - July 2008 - Programming Pointers (Page 16) Embedded Systems Design - July 2008 - Programming Pointers (Page 17) Embedded Systems Design - July 2008 - Interactive C-code Cleaning Tool Supports Multiprocessor SoC Design (Page 18) Embedded Systems Design - July 2008 - Interactive C-code Cleaning Tool Supports Multiprocessor SoC Design (Page 19) Embedded Systems Design - July 2008 - Interactive C-code Cleaning Tool Supports Multiprocessor SoC Design (Page 20) Embedded Systems Design - July 2008 - Interactive C-code Cleaning Tool Supports Multiprocessor SoC Design (Page 21) Embedded Systems Design - July 2008 - Interactive C-code Cleaning Tool Supports Multiprocessor SoC Design (Page 22) Embedded Systems Design - July 2008 - Interactive C-code Cleaning Tool Supports Multiprocessor SoC Design (Page 23) Embedded Systems Design - July 2008 - Interactive C-code Cleaning Tool Supports Multiprocessor SoC Design (Page 24) Embedded Systems Design - July 2008 - Interactive C-code Cleaning Tool Supports Multiprocessor SoC Design (Page 25) Embedded Systems Design - July 2008 - Interactive C-code Cleaning Tool Supports Multiprocessor SoC Design (Page 26) Embedded Systems Design - July 2008 - Building a Power Supply for Discontinuous Transmission Wireless Networks (Page 27) Embedded Systems Design - July 2008 - Building a Power Supply for Discontinuous Transmission Wireless Networks (Page 28) Embedded Systems Design - July 2008 - Building a Power Supply for Discontinuous Transmission Wireless Networks (Page 29) Embedded Systems Design - July 2008 - Building a Power Supply for Discontinuous Transmission Wireless Networks (Page 30) Embedded Systems Design - July 2008 - Building a Power Supply for Discontinuous Transmission Wireless Networks (Page 31) Embedded Systems Design - July 2008 - Building a Power Supply for Discontinuous Transmission Wireless Networks (Page 32) Embedded Systems Design - July 2008 - Building a Power Supply for Discontinuous Transmission Wireless Networks (Page 33) Embedded Systems Design - July 2008 - Building a Power Supply for Discontinuous Transmission Wireless Networks (Page 34) Embedded Systems Design - July 2008 - An Exception Primer (Page 35) Embedded Systems Design - July 2008 - An Exception Primer (Page 36) Embedded Systems Design - July 2008 - An Exception Primer (Page 37) Embedded Systems Design - July 2008 - An Exception Primer (Page 38) Embedded Systems Design - July 2008 - An Exception Primer (Page 39) Embedded Systems Design - July 2008 - An Exception Primer (Page 40) Embedded Systems Design - July 2008 - An Exception Primer (Page 41) Embedded Systems Design - July 2008 - An Exception Primer (Page 42) Embedded Systems Design - July 2008 - An Exception Primer (Page 43) Embedded Systems Design - July 2008 - Advertising Index (Page 44) Embedded Systems Design - July 2008 - Break Points (Page 45) Embedded Systems Design - July 2008 - Break Points (Page 46) Embedded Systems Design - July 2008 - Marketplace (Page 47) Embedded Systems Design - July 2008 - Marketplace (Page 48) Embedded Systems Design - July 2008 - Marketplace (Page Cover3) Embedded Systems Design - July 2008 - Marketplace (Page Cover4)
For optimal viewing of this digital publication, please enable JavaScript and then refresh the page. If you would like to try to load the digital publication without using Flash Player detection, please click here.