Vienna Fortran – A Fortran Language Extension for Distributed Memory Multiprocessors* *The work described in this paper is being carried out as part of the research project “Virtual Shared Memory for Multiprocessor Systems with Distributed Memory” funded by the Austrian Research Foundation (FWF) under the grant number P7576-TEC and the ESPRIT project “An Automatic Parallelization System for Genesis” funded by the Austrian Ministry for Science and Research (BMWF). This research was also supported by the National Aeronautics and Space Administration under NASA contract NAS1-18605 while the authors were in residence at ICASE, Mail Stop 132C, NASA Langley Research Center, Hampton, VA 23666. The authors assume all responsibility for the contents of the paper.