HELP! * YELLOW=global GREY=local Global HTML version of Foils prepared July 6 1996

Foil 25 Compiler directives used in HPF

From HPCC Current Status: Software Trip to China -- July 12-28,96. by Geoffrey Fox * See also color IMAGE
The directives are structured comments that suggest implementation strategies or assert facts about a program to the compiler
They may affect the efficiency of the computation performed, but do not change the value computed by the program
As in Fortran 90 statements, there are both:
  • declarative directives
  • executable directives
Northeast Parallel Architectures Center, Syracuse University, npac@npac.syr.edu

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