Scripted HTML version of Foils prepared 29 December 1996

Foil 11 Compiler directives used in HPF

From CPS615-Introduction to Virtual Programming Lab -- Problem Architecture Continued and Start of Real HPF Delivered Lectures of CPS615 Basic Simulation Track for Computational Science -- 26 September 96. by Geoffrey C. Fox *
Secs 97.9
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

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