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<section id="ControlPgmctl">
<title>Program Flow Control</title>
<para>
The opcodes to manipulate which orchestra statements are executed are:
</para>
<itemizedlist>
<listitem><para><link linkend="cggoto"><citetitle>cggoto</citetitle></link></para></listitem>
<listitem><para><link linkend="cigoto"><citetitle>cigoto</citetitle></link></para></listitem>
<listitem><para><link linkend="ckgoto"><citetitle>ckgoto</citetitle></link></para></listitem>
<listitem><para><link linkend="cngoto"><citetitle>cngoto</citetitle></link></para></listitem>
<listitem><para><link linkend="elseif"><citetitle>elseif</citetitle></link></para></listitem>
<listitem><para><link linkend="else"><citetitle>else</citetitle></link></para></listitem>
<listitem><para><link linkend="endif"><citetitle>endif</citetitle></link></para></listitem>
<listitem><para><link linkend="goto"><citetitle>goto</citetitle></link></para></listitem>
<listitem><para><link linkend="if"><citetitle>if</citetitle></link></para></listitem>
<listitem><para><link linkend="igoto"><citetitle>igoto</citetitle></link></para></listitem>
<listitem><para><link linkend="kgoto"><citetitle>kgoto</citetitle></link></para></listitem>
<listitem><para><link linkend="tigoto"><citetitle>tigoto</citetitle></link></para></listitem>
<listitem><para><link linkend="timout"><citetitle>timout</citetitle></link></para></listitem>
</itemizedlist>
<para>
Opcodes to create looping constructions are:
</para>
<itemizedlist>
<listitem><para><link linkend="loop_ge"><citetitle>loop_ge</citetitle></link></para></listitem>
<listitem><para><link linkend="loop_gt"><citetitle>loop_gt</citetitle></link></para></listitem>
<listitem><para><link linkend="loop_le"><citetitle>loop_le</citetitle></link></para></listitem>
<listitem><para><link linkend="loop_lt"><citetitle>loop_lt</citetitle></link></para></listitem>
</itemizedlist>
<warning>
<simpara>Some of these opcodes work at i-rate even if they contain k- or a- rate comparisons. See the <link linkend="ControlReinitn"><citetitle>Reinitialization</citetitle></link> section.</simpara>
</warning>
</section>
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