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<title>8.4 Section naming and placement</title>

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<h2>
  <a name="1220938"> </a><font color="#003366"  face="Verdana, Arial, Helvetica, sans-serif">8.4 	 Section naming and placement</font>
</h2><hr>


<p>
  <a name="1220939"> </a><font size=2  face="Verdana, Arial, Helvetica, sans-serif">The concept of system-reserved section names has been extended and the section placement mechanism has been extended. </font>
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<h3>
  <a name="1220940"> </a><font color="#003366"  face="Verdana, Arial, Helvetica, sans-serif">8.4.1 	 Reserved section names</font>
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<p>
  <a name="1220941"> </a><font size=2  face="Verdana, Arial, Helvetica, sans-serif">A system-reserved section name starts with either <font size=2 face=Courier><strong>__</strong></font> (double underscore) or <font size=2 face=Courier><strong>&lt;</strong></font> (angle bracket). System-reserved sections may be placed by the user with the <font size=2 face=Courier><strong>place</strong></font> command. Users should not use this naming convention for their own sections.</font>
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<h3>
  <a name="1220942"> </a><font color="#003366"  face="Verdana, Arial, Helvetica, sans-serif">8.4.2 	 Section placement</font>
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<p>
  <a name="1220943"> </a><font size=2  face="Verdana, Arial, Helvetica, sans-serif">Sections may now be placed using a subset of regular expressions. </font>
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  <a name="1223000"> </a><font size=2  face="Verdana, Arial, Helvetica, sans-serif">For example:</font>
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<a name="1220945"> </a><font size=2 face=Courier><strong>place __.* MYROM<br></strong></font>



<p>
  <a name="1220947"> </a><font size=2  face="Verdana, Arial, Helvetica, sans-serif">places all sections that begin with <font size=2 face=Courier><strong>__</strong></font> in a segment named <font size=2 face=Courier><strong>MYROM</strong></font>. </font>
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<p>
  <a name="1223001"> </a><font size=2  face="Verdana, Arial, Helvetica, sans-serif">The following is the list of special regular expression characters that are supported:</font>
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<a name="1220949"> </a><font size=2 face=Courier><strong>()| []^- . ^$ *?+ \<br></strong></font>



<p>
  <a name="1220951"> </a><font size=2  face="Verdana, Arial, Helvetica, sans-serif">For full detail, see the <em>ST20 Embedded Toolset Reference Manual</em>, chapter <em>Code and data placement</em>.</font>
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