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psblas3:

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Updated docs.
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Salvatore Filippone
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@@ -7,8 +7,8 @@ original version by: Nikos Drakos, CBLU, University of Leeds
Jens Lippmann, Marek Rouchal, Martin Wilck and others -->
<HTML>
<HEAD>
<TITLE>psb_barrier -- Sinchronization point parallel environment</TITLE>
<META NAME="description" CONTENT="psb_barrier -- Sinchronization point parallel environment">
<TITLE>psb_get_rank -- Get the MPI rank</TITLE>
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<H2><A NAME="SECTION00087000000000000000">
psb_barrier -- Sinchronization point parallel
environment</A>
<H2><A NAME="SECTION00085000000000000000">
psb_get_rank -- Get the MPI rank</A>
</H2>
<P>
<PRE>
call psb_barrier(icontxt)
call psb_get_rank(rank, icontxt, id)
</PRE>
<P>
This subroutine acts as an explicit synchronization point for the PSBLAS
parallel virtual machine.
This subroutine returns the MPI rank of the PSBLAS process <IMG
WIDTH="18" HEIGHT="15" ALIGN="BOTTOM" BORDER="0"
SRC="img129.png"
ALT="$id$">
<DL>
<DT><STRONG>Type:</STRONG></DT>
<DD>Synchronous.
<DD>Asynchronous.
</DD>
<DT><STRONG><B>On Entry </B></STRONG></DT>
<DD>
@@ -83,6 +84,41 @@ Intent: <B>in</B>.
<BR>
Specified as: an integer variable.
</DD>
<DT><STRONG>id</STRONG></DT>
<DD>Identifier of a process in the PSBLAS virtual parallel machine.
<BR>
Scope: <B>local</B>.
<BR>
Type: <B>required</B>.
<BR>
Intent: <B>in</B>.
<BR>
Specified as: an integer value. <!-- MATH
$0 \le id \le np-1$
-->
<IMG
WIDTH="113" HEIGHT="30" ALIGN="MIDDLE" BORDER="0"
SRC="img130.png"
ALT="$0 \le id \le np-1$"> </DD>
</DL>
<P>
<DL>
<DT><STRONG><B>On Return</B></STRONG></DT>
<DD>
</DD>
<DT><STRONG>rank</STRONG></DT>
<DD>The MPI rank associated with the PSBLAS process <IMG
WIDTH="18" HEIGHT="15" ALIGN="BOTTOM" BORDER="0"
SRC="img129.png"
ALT="$id$">.
<BR>
Scope: <B>local</B>.
<BR>
Type: <B>required</B>.
<BR>
Intent: <B>out</B>.
<BR></DD>
</DL>
<P>