/>
<b class="type">int</b> <b class="func">Sleef_ilogbq1</b>( <b class="type">Sleef_quad</b> <i class="var">x</i> );<br/>
<b class="type">int</b> <b class="func">Sleef_ilogbq1_purec</b>( <b class="type">Sleef_quad</b> <i class="var">x</i> );<br/>
<b class="type">int</b> <b class="func">Sleef_ilogbq1_purecfma</b>( <b class="type">Sleef_quad</b> <i class="var">x</i> );<br/>
<br/>
<span class="normal">Link with</span> -lsleefquad -ltlfloat.
</p>

<p class="header">Description</p>

<p class="noindent">
These fu