PGI Compiler 2016

The PGI Compilers is a commercial compiler. To see the available versions of the Intel Compilers type

 module avail pgi

which currently shows

------------ /cm/shared/uniol/modules/compiler ------------
  PGI/12.10    PGI/15.10    PGI/16.10 (D)

➔ Modules with (D) at the end are marked as default modules. They are part of the standard cluster environment (called "hpc-uniol-env") and therefore always loaded. To load the module of your choice type e.g.

 module load pgi/15.10

The commands for the available languages are

Name	Description
pgcc	C compiler
pgCC	C++ compiler
pgfortran	Fortran compiler

Advantages

• moderate/good performance for C, C++ and Fortran code
• OpenACC is implemented (extension for simple usage of accelearators like GPUs)
• GPU computing supported (e.g. CUDA)
• Fortran extension coarray implemented

Disadvantages

• slow compilation
• not free
• newest standards may missing
• OpenACC not a common standard

PGI Accelerator Suite addons

Within the PGI Accelerator Suite several tools and libraries for debugging, profiling and analyzing of program code are included:

• ACML (AMD Core Math Library)
• OpenMP/MPI debugger pgdbg
• OpenMP/MPI profiler pgprof
• MPICH