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    <title>bitselect</title>
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    <div class="refentry">
      <a id="id-1"></a>
      <div class="titlepage"></div>
      <div xmlns="" class="refnamediv">
        <a xmlns="http://www.w3.org/1999/xhtml" id="bitselect"></a>
        <h1>bitselect</h1>
        <p>
            Each bit of result is corresponding bit of <code xmlns="http://www.w3.org/1999/xhtml" class="varname">a</code> if corresponding bit of <code xmlns="http://www.w3.org/1999/xhtml" class="varname">c</code> is 0.
        </p>
      </div>
      <div class="refsynopsisdiv">
        <h2></h2>
        <div class="funcsynopsis">
          <table xmlns="" border="0" summary="Function synopsis" cellspacing="0" cellpadding="0">
            <tr valign="bottom">
              <td>
                <code xmlns="http://www.w3.org/1999/xhtml" class="funcdef">
                    gentype
                    <strong class="fsfunc">
                        bitselect
                    </strong>
                (</code>
                <td>gentype <var xmlns="http://www.w3.org/1999/xhtml" class="pdparam">a</var>, </td>
              </td>
            </tr>
            <tr valign="top">
              <td> </td>
              <td>gentype <var xmlns="http://www.w3.org/1999/xhtml" class="pdparam">b</var>, </td>
            </tr>
            <tr valign="top">
              <td> </td>
              <td>gentype <var xmlns="http://www.w3.org/1999/xhtml" class="pdparam">c</var><code>)</code></td>
            </tr>
          </table>
        </div>
      </div>
      <div class="refsect2">
        <a id="double"></a>
        <h3></h3>
        <div class="informaltable">
          <table class="informaltable" border="0">
            <colgroup>
              <col align="left" class="col1" />
            </colgroup>
            <tbody>
              <tr>
                <td align="left">
<span class="type"><a class="link" href="vectorDataTypes.html" target="pagedisplay">half<em class="replaceable"><code>n</code></em></a></span> <code class="function">bitselect</code> (<span class="type"><a class="link" href="vectorDataTypes.html" target="_top">half<em class="replaceable"><code>n</code></em></a></span> <code class="varname">a</code>, <span class="type"><a class="link" href="vectorDataTypes.html" target="_top">half<em class="replaceable"><code>n</code></em></a></span> <code class="varname">b</code>,
              <span class="type"><a class="link" href="vectorDataTypes.html" target="pagedisplay">half<em class="replaceable"><code>n</code></em></a></span> <code class="varname">c</code>)      // if half extension enabled
</td>
              </tr>
            </tbody>
          </table>
        </div>
      </div>
      <div class="refsect1">
        <a id="description"></a>
        <h2>Description</h2>
        <p>
          Each bit of result is corresponding bit of <code class="varname">a</code> if corresponding bit of
          <code class="varname">c</code> is 0. Otherwise it is the corresponding bit of <code class="varname">b</code>.
        </p>
      </div>
      <div class="refsect1">
        <a id="notes"></a>
        <h2>Notes</h2>
        <p>
      If an implementation extends this specification to support IEEE-754 flags or
      exceptions, then all built-in relational functions shall proceed without raising the
      <code class="varname">invalid</code> floating-point exception when one or more of the operands
      are NaNs.
    </p>
        <p>
      The built-in relational functions are extended with
      <a class="citerefentry" href="cl_khr_fp16.html"><span class="citerefentry"><span class="refentrytitle">cl_khr_fp16</span></span></a> to
      include versions that take <span class="type">half</span>, and
      <span class="type">half{2|3|4|8|16}</span> as arguments.
    </p>
        <p>
      The argment type <span class="type">gentype</span> can be <span class="type">char</span>,
      <span class="type">char<em class="replaceable"><code>n</code></em></span>, <span class="type">uchar</span>,
      <span class="type">uchar<em class="replaceable"><code>n</code></em></span>, <span class="type">short</span>,
      <span class="type">short<em class="replaceable"><code>n</code></em></span>, <span class="type">ushort</span>,
      <span class="type">ushort<em class="replaceable"><code>n</code></em></span>, <span class="type">int</span>,
      <span class="type">int<em class="replaceable"><code>n</code></em></span>, <span class="type">uint</span>,
      <span class="type">uint<em class="replaceable"><code>n</code></em></span>, <span class="type">long</span>,
      <span class="type">long<em class="replaceable"><code>n</code></em></span>, <span class="type">ulong</span>,
      <span class="type">ulong<em class="replaceable"><code>n</code></em></span>, <span class="type">float</span>,
      <span class="type">float<em class="replaceable"><code>n</code></em></span>, <span class="type">double</span>, and
      <span class="type">double<em class="replaceable"><code>n</code></em></span>.
    </p>
      </div>
      <div class="refsect1">
        <a id="specification"></a>
        <h2>Specification</h2>
        <p>
            <img src="pdficon_small1.gif" />

            <a href="https://www.khronos.org/registry/cl/specs/opencl-2.0-openclc.pdf#namedest=relationalFunctions" target="OpenCL Spec">OpenCL Specification</a>
        </p>
      </div>
      <div class="refsect1">
        <a id="seealso"></a>
        <h2>Also see</h2>
        <p>
            <a class="citerefentry" href="relationalFunctions.html"><span class="citerefentry"><span class="refentrytitle">Relational Functions</span></span></a>
        </p>
      </div>
      <div xmlns="" class="refsect3" lang="en" xml:lang="en"><a xmlns="http://www.w3.org/1999/xhtml" id="Copyright"></a><h4 xmlns="http://www.w3.org/1999/xhtml"></h4><img xmlns="http://www.w3.org/1999/xhtml" src="KhronosLogo.jpg" /><p xmlns="http://www.w3.org/1999/xhtml"></p>Copyright © 2007-2015 The Khronos Group Inc.
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