[cig-commits] r19242 - seismo/3D/SPECFEM3D_GLOBE/trunk/doc/USER_MANUAL

[dkomati1 at geodynamics.org]

Author: dkomati1
Date: 2011-11-23 06:58:25 -0800 (Wed, 23 Nov 2011)
New Revision: 19242

Modified:
   seismo/3D/SPECFEM3D_GLOBE/trunk/doc/USER_MANUAL/manual_SPECFEM3D_GLOBE.pdf
   seismo/3D/SPECFEM3D_GLOBE/trunk/doc/USER_MANUAL/manual_SPECFEM3D_GLOBE.tex
Log:
added a comment about -D_HANDOPT for the IBM xlf compiler


Modified: seismo/3D/SPECFEM3D_GLOBE/trunk/doc/USER_MANUAL/manual_SPECFEM3D_GLOBE.pdf
===================================================================
(Binary files differ)

Modified: seismo/3D/SPECFEM3D_GLOBE/trunk/doc/USER_MANUAL/manual_SPECFEM3D_GLOBE.tex
===================================================================
--- seismo/3D/SPECFEM3D_GLOBE/trunk/doc/USER_MANUAL/manual_SPECFEM3D_GLOBE.tex	2011-11-23 14:06:16 UTC (rev 19241)
+++ seismo/3D/SPECFEM3D_GLOBE/trunk/doc/USER_MANUAL/manual_SPECFEM3D_GLOBE.tex	2011-11-23 14:58:25 UTC (rev 19242)
@@ -341,7 +341,8 @@
 in order to turn underflow trapping off.\\
 
 Some do-loops have been modified using a common technique to help compilers enhance pipelining and make better use
-of the cache. If you want to use these hand-optimized loops, add an additional flag ``\texttt{-D\_HANDOPT}'' to your compiler options.\\
+of the cache. If you want to use these hand-optimized loops, add an additional flag ``\texttt{-D\_HANDOPT}'' to your compiler options
+(with the IBM xlf compiler, change this to ``\texttt{-WF,-D\_HANDOPT}'').\\
 
 If you run very large meshes on a relatively small number
 of processors, the memory size needed on each processor might become