Basic HTML version of Foils prepared August 22 98

Foil 5 Performance Specification Languages and PSL

From Details of PetaSIM and its relationship to Performance Specification Languages Darpa Workshop on Performance Engineered Systems Annapolis Md. -- August 19-21 1998. by Yuhong Wen, Geoffrey C. Fox
1 A PSL is the (intermediate) representation used to specify application in way that performance "tools" have `sufficient information to operate"
2 PSL Needs to specify application, computational resources and their interaction
  • Need to worry about parallelism and where information is stored in memory hierarchy
  • Need to address implicit data movement and parallelism
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