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Updated description of DOT and friends to account for optional GLOBAL

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Salvatore Filippone
2018-04-20 15:57:26 +01:00
parent eaaa701c2e
commit 4a6c0857f1
281 changed files with 15338 additions and 14268 deletions
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docs/html/node72.html
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@@ -23,26 +23,26 @@
<BODY >
<DIV CLASS="navigation"><!--Navigation Panel-->
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@@ -91,11 +91,11 @@ Specified as: an integer value.
-->
<SPAN CLASS="MATH"><IMG
WIDTH="98" HEIGHT="32" ALIGN="MIDDLE" BORDER="0"
SRC="img82.png"
SRC="img86.png"
ALT="$i\in \{1\dots mg\}$"></SPAN> is allocated
to process <SPAN CLASS="MATH"><IMG
WIDTH="39" HEIGHT="32" ALIGN="MIDDLE" BORDER="0"
SRC="img83.png"
SRC="img87.png"
ALT="$vg(i)$"></SPAN>.
<BR>
Scope:<B>global</B>.
@@ -109,7 +109,7 @@ Specified as: an integer array.
<DT><STRONG>flag</STRONG></DT>
<DD>Specifies whether entries in <SPAN CLASS="MATH"><IMG
WIDTH="20" HEIGHT="30" ALIGN="MIDDLE" BORDER="0"
SRC="img84.png"
SRC="img88.png"
ALT="$vg$"></SPAN> are zero- or one-based.
<BR>
Scope:<B>global</B>.
@@ -120,10 +120,10 @@ Intent: <B>in</B>.
<BR>
Specified as: an integer value <SPAN CLASS="MATH"><IMG
WIDTH="27" HEIGHT="30" ALIGN="MIDDLE" BORDER="0"
SRC="img85.png"
SRC="img89.png"
ALT="$0,1$"></SPAN>, default <SPAN CLASS="MATH"><IMG
WIDTH="12" HEIGHT="14" ALIGN="BOTTOM" BORDER="0"
SRC="img86.png"
SRC="img90.png"
ALT="$0$"></SPAN>.
<P>
@@ -153,7 +153,7 @@ Specified as: a subroutine.
<DD>Data allocation: the set of global indices
<SPAN CLASS="MATH"><IMG
WIDTH="66" HEIGHT="32" ALIGN="MIDDLE" BORDER="0"
SRC="img87.png"
SRC="img91.png"
ALT="$vl(1:nl)$"></SPAN> belonging to the calling process.
<BR>
Scope:<B>local</B>.
@@ -205,10 +205,10 @@ Specified as: a logical value, default: <code>.true.</code>
<DD>Data allocation: the set of local indices
<SPAN CLASS="MATH"><IMG
WIDTH="80" HEIGHT="32" ALIGN="MIDDLE" BORDER="0"
SRC="img88.png"
SRC="img92.png"
ALT="$lidx(1:nl)$"></SPAN> to be assigned to the global indices <SPAN CLASS="MATH"><IMG
WIDTH="18" HEIGHT="15" ALIGN="BOTTOM" BORDER="0"
SRC="img89.png"
SRC="img93.png"
ALT="$vl$"></SPAN>.
<BR>
Scope:<B>local</B>.
@@ -301,10 +301,10 @@ An integer value; 0 means no error has been detected.
-->
<SPAN CLASS="MATH"><IMG
WIDTH="106" HEIGHT="32" ALIGN="MIDDLE" BORDER="0"
SRC="img90.png"
SRC="img94.png"
ALT="$0\le pv(i) &lt; np$"></SPAN>; if <SPAN CLASS="MATH"><IMG
WIDTH="51" HEIGHT="30" ALIGN="MIDDLE" BORDER="0"
SRC="img91.png"
SRC="img95.png"
ALT="$nv&gt;1$"></SPAN> we have an index assigned to multiple
processes, i.e. we have an overlap among the subdomains.
@@ -319,23 +319,23 @@ An integer value; 0 means no error has been detected.
-->
<SPAN CLASS="MATH"><IMG
WIDTH="98" HEIGHT="32" ALIGN="MIDDLE" BORDER="0"
SRC="img82.png"
SRC="img86.png"
ALT="$i\in \{1\dots mg\}$"></SPAN> is assigned to process <SPAN CLASS="MATH"><IMG
WIDTH="39" HEIGHT="32" ALIGN="MIDDLE" BORDER="0"
SRC="img83.png"
SRC="img87.png"
ALT="$vg(i)$"></SPAN>.
The vector <code>vg</code> must be identical on all
calling processes; its entries may have the ranges <SPAN CLASS="MATH"><IMG
WIDTH="93" HEIGHT="32" ALIGN="MIDDLE" BORDER="0"
SRC="img92.png"
SRC="img96.png"
ALT="$(0\dots np-1)$"></SPAN>
or <SPAN CLASS="MATH"><IMG
WIDTH="66" HEIGHT="32" ALIGN="MIDDLE" BORDER="0"
SRC="img93.png"
SRC="img97.png"
ALT="$(1\dots np)$"></SPAN> according to the value of <code>flag</code>.
The size <SPAN CLASS="MATH"><IMG
WIDTH="26" HEIGHT="30" ALIGN="MIDDLE" BORDER="0"
SRC="img94.png"
SRC="img98.png"
ALT="$mg$"></SPAN> may be specified via the optional argument <code>mg</code>;
the default is to use the entire vector <code>vg</code>, thus having
<code>mg=size(vg)</code>.
@@ -345,7 +345,7 @@ An integer value; 0 means no error has been detected.
<code>vl(1:nl)</code> assigned to the current process; thus, the global
problem size <SPAN CLASS="MATH"><IMG
WIDTH="26" HEIGHT="30" ALIGN="MIDDLE" BORDER="0"
SRC="img94.png"
SRC="img98.png"
ALT="$mg$"></SPAN> is given by
the range of the aggregate of the individual vectors <code>vl</code> specified
in the calling processes. The size may be specified via the optional
@@ -354,7 +354,7 @@ An integer value; 0 means no error has been detected.
If <code>globalcheck=.true.</code> the subroutine will check how many
times each entry in the global index space <SPAN CLASS="MATH"><IMG
WIDTH="71" HEIGHT="32" ALIGN="MIDDLE" BORDER="0"
SRC="img95.png"
SRC="img99.png"
ALT="$(1\dots mg)$"></SPAN> is
specified in the input lists <code>vl</code>, thus allowing for the
presence of overlap in the input, and checking for &ldquo;orphan&rdquo;
@@ -378,10 +378,10 @@ An integer value; 0 means no error has been detected.
the result is a generalized row-block distribution in which each
process <SPAN CLASS="MATH"><IMG
WIDTH="12" HEIGHT="14" ALIGN="BOTTOM" BORDER="0"
SRC="img96.png"
SRC="img100.png"
ALT="$I$"></SPAN> gets assigned a consecutive chunk of <SPAN CLASS="MATH"><IMG
WIDTH="60" HEIGHT="30" ALIGN="MIDDLE" BORDER="0"
SRC="img97.png"
SRC="img101.png"
ALT="$N_I=nl$"></SPAN> global
indices.
</DD>
@@ -423,26 +423,26 @@ An integer value; 0 means no error has been detected.
<DIV CLASS="navigation"><HR>
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<BR>
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HREF="node73.html">psb_cdins Communication</A>
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