Basic HTML version of Foils prepared 8 January 98

Foil 54 PetaSoft Findings 3) and 4) -- Using Memory Hierarchy

From General NPAC Foils-B starting June97(PowerPoint) Beijing and Chang Sha China -- 28 Dec 97 to 5 Jan 98. by Geoffrey C. Fox
1 3)One needs a machine "mode" which supports predictable and controllable memory system leading to communication and computation with same characteristics
  • Allow Compiler optimization
  • Allow Programmer control and optimization
  • For instance high performance would often need full program control of caches
2 4)One needs a low level software layer which provides direct control of the machine (memory hierarchy etc.) by a user program
  • This for initial users and program tuning
in Table To:

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