| <html> |
| <head><title>OpenACC™ update directive</title></head> |
| <body> |
| <h2>OpenACC™ update directive</h2> |
| <dl><dd>Makes the host's copy of a (sub)array consistent with the device's copy, or makes the device's copy consistent with the host's.</dd></dl> |
| <table width="100%" border="0" cellspacing="5" cellpadding="3"><tr bgcolor="#eeeeee"> |
| <td align="left" valign="top"> |
| <tt><b><font color="#b46432">!$acc update</font></b></tt> <i>clause [, clause ...]</i> |
| </td> |
| <td align="left" valign="top"> |
| <tt><b><font color="#931a68">#pragma </font>acc update</b></tt> <i>clause [, clause ...]</i> |
| </td> |
| </tr></table> |
| <p> |
| Supported clauses are |
| <tt> |
| <b>host</b>, |
| <b>device</b>, |
| <b>if</b>, |
| <b>async</b>. |
| </tt> |
| </p> |
| <p>For more information, see Section |
| 2.12.1 |
| of <i>The OpenACC™ Application Programming Interface</i>, Version 1.0, |
| available from <a href="http://www.openacc-standard.org/">http://www.openacc-standard.org</a>.</p> |
| <br/> |
| <table width="100%" border="0"><tr> |
| <td align="right"><font color="#C0C0C0" size="1">OpenACC™ Application Programming Interface Version 1.0</font></td> |
| </tr></table> |
| </body> |
| </html> |
