6 HPF Essentials

This chapter provides a summary of the High Performance Fortran (HPF) features of Digital Fortran 90.

For further information on the HPF language, see the High Performance Fortran Language Specification.

For a more technical presentation of information specifically about efficient use of Digital Fortran 90's implementation of HPF, see

• Chapter 7

The chapter is divided into the following sections:

• Section 6.1, HPF Basics
• Section 6.2, Data Parallel Array Operations
• Section 6.3, Data Mapping
• Section 6.4, Subprograms in HPF
• Section 6.5, Intrinsic and Library Procedures
• Section 6.6, Extrinsic Procedures
• Section 6.7, Calling HPF Subprograms from non-Parallel Fortran or C Programs