--- trunk/OOPSE-1.0/README	2004/07/16 18:58:03	1334
+++ trunk/OOPSE-1.0/README	2004/07/21 14:08:12	1365
@@ -13,22 +13,37 @@ What you need to compile and use OOPSE:
 What you need to compile and use OOPSE:
 
  1) Good C, C++ and Fortran95 compilers.  We've built and tested OOPSE
-    using version 8 of the Intel compilers (ifort, icpc and icc) on Linux
-    machines.  We also routinely build and test under Mac OS X using the
-    IBM compilers (xlf95, vac++).  OOPSE should build with g++ and gcc,
-    but you'll still need a good fortran *95* compiler.  Fortran77 and
-    Fortran90 are *not* sufficient to compile OOPSE.
+    on the following architecture & compiler combinations:
 
- 2) MPI.  We like MPICH.  Other implementations might work, but we
-    haven't tried.  You can get MPICH here:
-    http://www-unix.mcs.anl.gov/mpi/mpich/
+    Architecture                CC     CXX     F90    Notes
+    -------------------------   ----   -----   -----  ----------------------
+    ix86-pc-linux-gnu           icc    icpc    ifort  (Intel versions 7 & 8)
+    powerpc-apple-darwin7.4.0   xlc    xlc++   xlf    (IBM XL v. 6.0/8.1)
+    mips-sgi-irix6.5            cc     CC      f90    (MIPSpro 7.4)
+    sparc-sun-solaris2.8        cc     CC      f95    (Forte Developer 7)
+    
+    We've successfully compiled OOPSE with gcc and g++, as well as
+    pgcc and pgCC in linux environments.  However, you will need to
+    use a Fortran *95* compler for the fortran side of OOPSE, and
+    pgf90 does not implement the required portions of the f95
+    language.  Fortran77 and Fortran90 (i.e. g77 and pgf90) are *not*
+    sufficient to compile the fortran portions of OOPSE.
 
- 3) The Scalable Parallel Random Number Generators Library (SPRNG). You
+ 2) The Scalable Parallel Random Number Generators Library (SPRNG). You
     can obtain SPRNG here:  
     http://archive.ncsa.uiuc.edu/Apps/CMP/RNG/RNG-home.html
+    SPRNG is a *requirement* for compiling OOPSE.
 
- 4) Assorted unix utilities (lexx, yacc, make) or their GNU equivalents.
+ 3) MPI.  We like MPICH.  Other implementations might work, but we
+    haven't tried.  You can get MPICH here:
+    http://www-unix.mcs.anl.gov/mpi/mpich/
+    MPI is only required if you want a parallel version of OOPSE.
 
+ 4) Assorted unix utilities (lexx, yacc, make) or their GNU
+    equivalents.  The Gnu version of make is pretty much a requirement on
+    SGI machines.  
+        
+
 INSTRUCTIONS
 
  1) Get, build, and test the required pieces above.