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<h2>
<a name="1252370"> </a><font color="#003366" face="Verdana, Arial, Helvetica, sans-serif">where</font>
</h2><hr>
<p>
<a name="1267901"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">Display the function call trace of a task</font>
</p>
<h3>
<a name="1209156"> </a><font color="#003366" face="Verdana, Arial, Helvetica, sans-serif">Command type</font>
</h3>
<p>
<a name="1227097"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">Task state</font>
</p>
<h3>
<a name="1209158"> </a><font color="#003366" face="Verdana, Arial, Helvetica, sans-serif">Tool environment</font>
</h3>
<p>
<a name="1228187"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><strong>st20run</strong></font>
</p>
<h3>
<a name="1209159"> </a><font color="#003366" face="Verdana, Arial, Helvetica, sans-serif">Synopsis</font>
</h3>
<a name="1209160"> </a><font size=2 face=Courier><strong>where [<font size=2 face=Courier><strong><em>taskid</em></strong></font>] [<font size=2 face=Courier><strong><em>options</em></strong></font>]<br></strong></font>
<h3>
<a name="1209161"> </a><font color="#003366" face="Verdana, Arial, Helvetica, sans-serif">Arguments</font>
</h3>
<p>
<a name="1225756"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><b><font size=2 face=Courier><strong><em>taskid</em></strong></font></b></font>
<br>
<dl><dl> <dl>
<dt> <a name="1225758"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">The integer identifier of the task which is to be traced</font>
</dl>
</dl></dl>
<h3>
<a name="1209164"> </a><font color="#003366" face="Verdana, Arial, Helvetica, sans-serif">Options</font>
</h3>
<p>
<a name="1230926"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><b><font size=2 face=Courier><strong>-a[rgs]</strong></font></b></font>
<br>
<dl><dl> <dl>
<dt> <a name="1230928"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">Include function argument values in the display</font>
</dl>
</dl></dl>
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<a name="1230930"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><b><font size=2 face=Courier><strong>-r[egs]</strong></font></b></font>
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<dl><dl> <dl>
<dt> <a name="1230932"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">Include register values in the display</font>
</dl>
</dl></dl>
<p>
<a name="1230934"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><b><font size=2 face=Courier><strong>-n[umframes] </strong></font><font size=2 face=Courier><strong><em>n</em></strong></font></b></font>
<br>
<dl><dl> <dl>
<dt> <a name="1230936"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">Display the most local <font size=2 face=Courier><strong><em>n</em></strong></font> frames only</font>
</dl>
</dl></dl>
<p>
<a name="1239263"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><b><font size=2 face=Courier><strong>-f[unctionname]</strong></font><font size=2 face=Courier><em> </em></font><font size=2 face=Courier><strong><em>func</em></strong></font></b></font>
<br>
<dl><dl> <dl>
<dt> <a name="1230940"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">Display the most local frames up to and including the last call to the function <font size=2 face=Courier><strong><em>func</em></strong></font></font>
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</dl></dl>
<h3>
<a name="1209173"> </a><font color="#003366" face="Verdana, Arial, Helvetica, sans-serif">Debugger context</font>
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<p>
<a name="1209174"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">Uses the <font size=2 face=Courier><strong>taskid</strong></font> from the debugger context if <font size=2 face=Courier><strong><em>taskid</em></strong></font> is not supplied as argument.</font>
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<h3>
<a name="1209175"> </a><font color="#003366" face="Verdana, Arial, Helvetica, sans-serif">Description</font>
</h3>
<p>
<a name="1262967"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">The <font size=2 face=Courier><strong>where</strong></font> command generates and displays the function call trace of a task. By default it stops when it encounters a function called <font size=2 face=Courier><strong>main</strong></font>, it has generated 1000 entries or locating to an instruction has failed. The <font face="Verdana, Arial, Helvetica, sans-serif"><b>n[umframes]</b></font> option limits the call trace to the specified number of elements. The <font face="Verdana, Arial, Helvetica, sans-serif"><b>f[unctionname]</b></font> option stops the call trace when it encounters a function that matches the specified function name. The <font face="Verdana, Arial, Helvetica, sans-serif"><b>a[rgs]</b></font> option displays arguments of each function call. Data structured arguments (arrays, structs, unions) are not displayed.</font>
</p>
<h3>
<a name="1209177"> </a><font color="#003366" face="Verdana, Arial, Helvetica, sans-serif">Example</font>
</h3>
<a name="1209178"> </a><font size=2 face=Courier><strong>>where -a<br>5 facs(n=1) at <facs.c 19><br>4 facs(n=2) at <facs.c 18><br>3 facs(n=3) at <facs.c 18><br>2 nacs(n=3) at <facs.c 12><br>1 main() at <main.c 13><br>>where -a -n 2<br>5 facs(n=1) at <facs.c 19><br>4 facs(n=2) at <facs.c 18><br>>where -a -f nacs<br>5 facs(n=1) at <facs.c 19><br>4 facs(n=2) at <facs.c 18><br>3 facs(n=3) at <facs.c 18><br>2 nacs(n=3) at <facs.c 12><br></strong></font>
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