Writing Programs for Albireo

Single processor programs

Current default set of compilers is the Sun Forte Developer 6 update 1 version. The suite includes the following compilers

Note:Use the above flags when linking as well as compiling to maximize benefit

Various sources of information

• Compiler options (-xhelp=flags and -xhelp=readme)
• Unix man pages
• Local file system, very good place to start.
• /opt/SUNWspro/READMEs
• docs.sun.com

External links

• Fortan compilers on docs.sun.com
• C compilers on docs.sun.com
• C++ compilers on docs.sun.com
• Forte 6 update 1 extras on docs.sun.com

Old compilers

• The Sun Workshop C and C++ compilers, version 5.0
• The Sun WorkShop Fortran 77 and Fortran 90 compilers, version 2.0

Important notices

The -xarch=v8plusa flag has to be used with WildFire when compiling.

The default compiler suffers from bad OpenMP performance, see the sections on OpenMP programming

Multiprocessor programs

• The Cluster Runtime Environment (CRE)
• Message passing using Sun MPI
  
• Multithreaded Programming
  
• OpenMP shared memory programming
• The Sun Scalable Scientific Subroutine Library (S3L)
• Sun Performance Library
• The Prism parallel debugger and profiling tool.

For additional help, contact Henrik Löf, henlof@tdb.uu.se