mirror of
https://github.com/sfilippone/psblas3.git
synced 2026-10-07 07:04:57 +00:00
Document DESC%CNV method and MOLD arguments to CDASB and PREC%BUILD
This commit is contained in:
Salvatore Filippone
+60
-246
@@ -1,279 +1,93 @@
|
||||
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2 Final//EN">
|
||||
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
|
||||
|
||||
<!--Converted with LaTeX2HTML 2012 (1.2)
|
||||
original version by: Nikos Drakos, CBLU, University of Leeds
|
||||
* revised and updated by: Marcus Hennecke, Ross Moore, Herb Swan
|
||||
* with significant contributions from:
|
||||
Jens Lippmann, Marek Rouchal, Martin Wilck and others -->
|
||||
<!--Converted with LaTeX2HTML 2017.2 (Released Jan 23, 2017) -->
|
||||
<HTML>
|
||||
<HEAD>
|
||||
<TITLE>psb_geaxpby -- General Dense Matrix Sum</TITLE>
|
||||
<META NAME="description" CONTENT="psb_geaxpby -- General Dense Matrix Sum">
|
||||
<TITLE>Computational routines</TITLE>
|
||||
<META NAME="description" CONTENT="Computational routines">
|
||||
<META NAME="keywords" CONTENT="userhtml">
|
||||
<META NAME="resource-type" CONTENT="document">
|
||||
<META NAME="distribution" CONTENT="global">
|
||||
|
||||
<META NAME="Generator" CONTENT="LaTeX2HTML v2012">
|
||||
<META NAME="Generator" CONTENT="LaTeX2HTML v2017.2">
|
||||
<META HTTP-EQUIV="Content-Style-Type" CONTENT="text/css">
|
||||
|
||||
<LINK REL="STYLESHEET" HREF="userhtml.css">
|
||||
|
||||
<LINK REL="next" HREF="node53.html">
|
||||
<LINK REL="previous" HREF="node51.html">
|
||||
<LINK REL="up" HREF="node51.html">
|
||||
<LINK REL="next" HREF="node66.html">
|
||||
<LINK REL="previous" HREF="node9.html">
|
||||
<LINK REL="up" HREF="userhtml.html">
|
||||
<LINK REL="next" HREF="node53.html">
|
||||
</HEAD>
|
||||
|
||||
<BODY >
|
||||
<!--Navigation Panel-->
|
||||
<A NAME="tex2html895"
|
||||
|
||||
<DIV CLASS="navigation"><!--Navigation Panel-->
|
||||
<A NAME="tex2html885"
|
||||
HREF="node53.html">
|
||||
<IMG WIDTH="37" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="next" SRC="next.png"></A>
|
||||
<A NAME="tex2html891"
|
||||
HREF="node51.html">
|
||||
<A NAME="tex2html881"
|
||||
HREF="userhtml.html">
|
||||
<IMG WIDTH="26" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="up" SRC="up.png"></A>
|
||||
<A NAME="tex2html885"
|
||||
<A NAME="tex2html875"
|
||||
HREF="node51.html">
|
||||
<IMG WIDTH="63" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="previous" SRC="prev.png"></A>
|
||||
<A NAME="tex2html893"
|
||||
<A NAME="tex2html883"
|
||||
HREF="node1.html">
|
||||
<IMG WIDTH="65" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="contents" SRC="contents.png"></A>
|
||||
<BR>
|
||||
<B> Next:</B> <A NAME="tex2html896"
|
||||
HREF="node53.html">psb_gedot Dot</A>
|
||||
<B> Up:</B> <A NAME="tex2html892"
|
||||
HREF="node51.html">Computational routines</A>
|
||||
<B> Previous:</B> <A NAME="tex2html886"
|
||||
HREF="node51.html">Computational routines</A>
|
||||
<B> <A NAME="tex2html894"
|
||||
<B> Next:</B> <A NAME="tex2html886"
|
||||
HREF="node53.html">psb_geaxpby General</A>
|
||||
<B> Up:</B> <A NAME="tex2html882"
|
||||
HREF="userhtml.html">userhtml</A>
|
||||
<B> Previous:</B> <A NAME="tex2html876"
|
||||
HREF="node51.html">Heap data structure</A>
|
||||
<B> <A NAME="tex2html884"
|
||||
HREF="node1.html">Contents</A></B>
|
||||
<BR>
|
||||
<BR>
|
||||
<BR></DIV>
|
||||
<!--End of Navigation Panel-->
|
||||
|
||||
<H2><A NAME="SECTION00051000000000000000">
|
||||
psb_geaxpby -- General Dense Matrix Sum</A>
|
||||
</H2>
|
||||
<H1><A NAME="SECTION00050000000000000000">
|
||||
Computational routines</A>
|
||||
</H1>
|
||||
|
||||
<P>
|
||||
This subroutine is an interface to the computational kernel for
|
||||
dense matrix sum:
|
||||
<BR><P></P>
|
||||
<DIV ALIGN="CENTER">
|
||||
<!-- MATH
|
||||
\begin{displaymath}
|
||||
y \leftarrow \alpha\> x+ \beta y
|
||||
\end{displaymath}
|
||||
-->
|
||||
<BR><HR>
|
||||
<!--Table of Child-Links-->
|
||||
<A NAME="CHILD_LINKS"><STRONG>Subsections</STRONG></A>
|
||||
|
||||
<IMG
|
||||
WIDTH="93" HEIGHT="27" BORDER="0"
|
||||
SRC="img19.png"
|
||||
ALT="\begin{displaymath}y \leftarrow \alpha\> x+ \beta y \end{displaymath}">
|
||||
</DIV>
|
||||
<BR CLEAR="ALL">
|
||||
<P></P>
|
||||
<P>
|
||||
<PRE>
|
||||
call psb_geaxpby(alpha, x, beta, y, desc_a, info)
|
||||
</PRE>
|
||||
<P>
|
||||
<BR><P></P>
|
||||
<DIV ALIGN="CENTER"><A NAME="1948"></A>
|
||||
<TABLE>
|
||||
<CAPTION><STRONG>Table 1:</STRONG>
|
||||
Data types</CAPTION>
|
||||
<TR><TD>
|
||||
<DIV ALIGN="CENTER">
|
||||
<TABLE CELLPADDING=3 BORDER="1" ALIGN="CENTER">
|
||||
<TR><TD ALIGN="LEFT"><IMG
|
||||
WIDTH="13" HEIGHT="14" ALIGN="BOTTOM" BORDER="0"
|
||||
SRC="img20.png"
|
||||
ALT="$x$">, <IMG
|
||||
WIDTH="13" HEIGHT="30" ALIGN="MIDDLE" BORDER="0"
|
||||
SRC="img21.png"
|
||||
ALT="$y$">, <IMG
|
||||
WIDTH="14" HEIGHT="14" ALIGN="BOTTOM" BORDER="0"
|
||||
SRC="img22.png"
|
||||
ALT="$\alpha$">, <IMG
|
||||
WIDTH="14" HEIGHT="30" ALIGN="MIDDLE" BORDER="0"
|
||||
SRC="img23.png"
|
||||
ALT="$\beta$"></TD>
|
||||
<TD ALIGN="LEFT"><B>Subroutine</B></TD>
|
||||
</TR>
|
||||
<TR><TD ALIGN="LEFT">Short Precision Real</TD>
|
||||
<TD ALIGN="LEFT">psb_geaxpby</TD>
|
||||
</TR>
|
||||
<TR><TD ALIGN="LEFT">Long Precision Real</TD>
|
||||
<TD ALIGN="LEFT">psb_geaxpby</TD>
|
||||
</TR>
|
||||
<TR><TD ALIGN="LEFT">Short Precision Complex</TD>
|
||||
<TD ALIGN="LEFT">psb_geaxpby</TD>
|
||||
</TR>
|
||||
<TR><TD ALIGN="LEFT">Long Precision Complex</TD>
|
||||
<TD ALIGN="LEFT">psb_geaxpby</TD>
|
||||
</TR>
|
||||
</TABLE>
|
||||
</DIV>
|
||||
</TD></TR>
|
||||
</TABLE>
|
||||
</DIV><P></P>
|
||||
<BR>
|
||||
|
||||
<P>
|
||||
<DL>
|
||||
<DT><STRONG>Type:</STRONG></DT>
|
||||
<DD>Synchronous.
|
||||
</DD>
|
||||
<DT><STRONG><B>On Entry</B></STRONG></DT>
|
||||
<DD>
|
||||
</DD>
|
||||
<DT><STRONG>alpha</STRONG></DT>
|
||||
<DD>the scalar <IMG
|
||||
WIDTH="14" HEIGHT="14" ALIGN="BOTTOM" BORDER="0"
|
||||
SRC="img22.png"
|
||||
ALT="$\alpha$">.
|
||||
<BR>
|
||||
Scope: <B>global</B>
|
||||
<BR>
|
||||
Type: <B>required</B>
|
||||
<BR>
|
||||
Intent: <B>in</B>.
|
||||
<BR>
|
||||
Specified as: a number of the data
|
||||
type indicated in Table <A HREF="#tab:f90axpby">1</A>.
|
||||
</DD>
|
||||
<DT><STRONG>x</STRONG></DT>
|
||||
<DD>the local portion of global dense matrix
|
||||
<IMG
|
||||
WIDTH="13" HEIGHT="14" ALIGN="BOTTOM" BORDER="0"
|
||||
SRC="img20.png"
|
||||
ALT="$x$">.
|
||||
<BR>
|
||||
Scope: <B>local</B>
|
||||
<BR>
|
||||
Type: <B>required</B>
|
||||
<BR>
|
||||
Intent: <B>in</B>.
|
||||
<BR>
|
||||
Specified as: a rank one or two array or an object of type vdata<TT>psb_T_vect_type</TT>
|
||||
containing numbers of type
|
||||
specified in Table <A HREF="#tab:f90axpby">1</A>. The rank of <IMG
|
||||
WIDTH="13" HEIGHT="14" ALIGN="BOTTOM" BORDER="0"
|
||||
SRC="img20.png"
|
||||
ALT="$x$"> must be the same of <IMG
|
||||
WIDTH="13" HEIGHT="30" ALIGN="MIDDLE" BORDER="0"
|
||||
SRC="img21.png"
|
||||
ALT="$y$">.
|
||||
</DD>
|
||||
<DT><STRONG>beta</STRONG></DT>
|
||||
<DD>the scalar <IMG
|
||||
WIDTH="14" HEIGHT="30" ALIGN="MIDDLE" BORDER="0"
|
||||
SRC="img23.png"
|
||||
ALT="$\beta$">.
|
||||
<BR>
|
||||
Scope: <B>global</B>
|
||||
<BR>
|
||||
Type: <B>required</B>
|
||||
<BR>
|
||||
Intent: <B>in</B>.
|
||||
<BR>
|
||||
Specified as: a number of the data type indicated in Table <A HREF="#tab:f90axpby">1</A>.
|
||||
</DD>
|
||||
<DT><STRONG>y</STRONG></DT>
|
||||
<DD>the local portion of the global dense matrix
|
||||
<IMG
|
||||
WIDTH="13" HEIGHT="30" ALIGN="MIDDLE" BORDER="0"
|
||||
SRC="img21.png"
|
||||
ALT="$y$">.
|
||||
<BR>
|
||||
Scope: <B>local</B>
|
||||
<BR>
|
||||
Type: <B>required</B>
|
||||
<BR>
|
||||
Intent: <B>inout</B>.
|
||||
<BR>
|
||||
Specified as: a rank one or two array or an object of type vdata<TT>psb_T_vect_type</TT> containing numbers of the type
|
||||
indicated in Table <A HREF="#tab:f90axpby">1</A>. The rank of <IMG
|
||||
WIDTH="13" HEIGHT="30" ALIGN="MIDDLE" BORDER="0"
|
||||
SRC="img21.png"
|
||||
ALT="$y$"> must be the same of <IMG
|
||||
WIDTH="13" HEIGHT="14" ALIGN="BOTTOM" BORDER="0"
|
||||
SRC="img20.png"
|
||||
ALT="$x$">.
|
||||
</DD>
|
||||
<DT><STRONG>desc_a</STRONG></DT>
|
||||
<DD>contains data structures for communications.
|
||||
<BR>
|
||||
Scope: <B>local</B>
|
||||
<BR>
|
||||
Type: <B>required</B>
|
||||
<BR>
|
||||
Intent: <B>in</B>.
|
||||
<BR>
|
||||
Specified as: an object of type descdata<TT>psb_desc_type</TT>.
|
||||
<P>
|
||||
</DD>
|
||||
</DL>
|
||||
|
||||
<P>
|
||||
<DL>
|
||||
<DT><STRONG><B>On Return</B></STRONG></DT>
|
||||
<DD>
|
||||
</DD>
|
||||
<DT><STRONG>y</STRONG></DT>
|
||||
<DD>the local portion of result submatrix <IMG
|
||||
WIDTH="13" HEIGHT="30" ALIGN="MIDDLE" BORDER="0"
|
||||
SRC="img21.png"
|
||||
ALT="$y$">.
|
||||
<BR>
|
||||
Scope: <B>local</B>
|
||||
<BR>
|
||||
Type: <B>required</B>
|
||||
<BR>
|
||||
Intent: <B>inout</B>.
|
||||
<BR>
|
||||
Specified as: a rank one or two array or an object of type vdata<TT>psb_T_vect_type</TT> containing numbers of the type
|
||||
indicated in Table <A HREF="#tab:f90axpby">1</A>.
|
||||
</DD>
|
||||
<DT><STRONG>info</STRONG></DT>
|
||||
<DD>Error code.
|
||||
<BR>
|
||||
Scope: <B>local</B>
|
||||
<BR>
|
||||
Type: <B>required</B>
|
||||
<BR>
|
||||
Intent: <B>out</B>.
|
||||
<BR>
|
||||
An integer value; 0 means no error has been detected.
|
||||
</DD>
|
||||
</DL>
|
||||
|
||||
<P>
|
||||
<HR>
|
||||
<!--Navigation Panel-->
|
||||
<A NAME="tex2html895"
|
||||
HREF="node53.html">
|
||||
<IMG WIDTH="37" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="next" SRC="next.png"></A>
|
||||
<A NAME="tex2html891"
|
||||
HREF="node51.html">
|
||||
<IMG WIDTH="26" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="up" SRC="up.png"></A>
|
||||
<A NAME="tex2html885"
|
||||
HREF="node51.html">
|
||||
<IMG WIDTH="63" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="previous" SRC="prev.png"></A>
|
||||
<A NAME="tex2html893"
|
||||
HREF="node1.html">
|
||||
<IMG WIDTH="65" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="contents" SRC="contents.png"></A>
|
||||
<BR>
|
||||
<B> Next:</B> <A NAME="tex2html896"
|
||||
HREF="node53.html">psb_gedot Dot</A>
|
||||
<B> Up:</B> <A NAME="tex2html892"
|
||||
HREF="node51.html">Computational routines</A>
|
||||
<B> Previous:</B> <A NAME="tex2html886"
|
||||
HREF="node51.html">Computational routines</A>
|
||||
<B> <A NAME="tex2html894"
|
||||
HREF="node1.html">Contents</A></B>
|
||||
<!--End of Navigation Panel-->
|
||||
<UL CLASS="ChildLinks">
|
||||
<LI><A NAME="tex2html887"
|
||||
HREF="node53.html">psb_geaxpby -- General Dense Matrix Sum</A>
|
||||
<LI><A NAME="tex2html888"
|
||||
HREF="node54.html">psb_gedot -- Dot Product</A>
|
||||
<LI><A NAME="tex2html889"
|
||||
HREF="node55.html">psb_gedots -- Generalized Dot Product</A>
|
||||
<LI><A NAME="tex2html890"
|
||||
HREF="node56.html">psb_normi -- Infinity-Norm of Vector</A>
|
||||
<LI><A NAME="tex2html891"
|
||||
HREF="node57.html">psb_geamaxs -- Generalized Infinity Norm</A>
|
||||
<LI><A NAME="tex2html892"
|
||||
HREF="node58.html">psb_norm1 -- 1-Norm of Vector</A>
|
||||
<LI><A NAME="tex2html893"
|
||||
HREF="node59.html">psb_geasums -- Generalized 1-Norm of Vector</A>
|
||||
<LI><A NAME="tex2html894"
|
||||
HREF="node60.html">psb_norm2 -- 2-Norm of Vector</A>
|
||||
<LI><A NAME="tex2html895"
|
||||
HREF="node61.html">psb_genrm2s -- Generalized 2-Norm of Vector</A>
|
||||
<LI><A NAME="tex2html896"
|
||||
HREF="node62.html">psb_norm1 -- 1-Norm of Sparse Matrix</A>
|
||||
<LI><A NAME="tex2html897"
|
||||
HREF="node63.html">psb_normi -- Infinity Norm of Sparse Matrix</A>
|
||||
<LI><A NAME="tex2html898"
|
||||
HREF="node64.html">psb_spmm -- Sparse Matrix by Dense Matrix
|
||||
Product</A>
|
||||
<LI><A NAME="tex2html899"
|
||||
HREF="node65.html">psb_spsm -- Triangular System Solve</A>
|
||||
</UL>
|
||||
<!--End of Table of Child-Links-->
|
||||
<BR><HR>
|
||||
|
||||
</BODY>
|
||||
</HTML>
|
||||
|
||||
Reference in New Issue
Block a user