Basic HTML version of Foils prepared 17 Sept 1996

Foil 23 Compiler directives used in HPF

From New CPS615HPF and Fortran90 Discussion Sept 17 96 Basic Simulation Track for Computational Science CPS615 -- Fall Semester 96. by Geoffrey C. Fox, Tom Haupt


1 The directives are structured comments that suggest implementation strategies or assert facts about a program to the compiler
2 They may affect the efficiency of the computation performed, but do not change the value computed by the program
3 As in Fortran 90 statements, there are both:
  • declarative directives
  • executable directives

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© on Tue Oct 7 1997