[Commited/WWW] Add Cavium ThunderX related changes to changes.html for gcc-7

[Andrew Pinski]

Just adding the changes that were done to add Cavium ThunderX to changes.html.
Committed as obvious.

Thanks,
Andrew

Index: changes.html
===================================================================
RCS file: /cvs/gcc/wwwdocs/htdocs/gcc-7/changes.html,v
retrieving revision 1.34
diff -u -p -r1.34 changes.html
--- changes.html        9 Jan 2017 11:56:08 -0000       1.34
+++ changes.html        10 Jan 2017 05:46:04 -0000
@@ -390,7 +390,12 @@ flagged as having failed.</p>
      <li>
        Support has been added for the following processors
        (GCC identifiers in parentheses): ARM Cortex-A73
-       (<code>cortex-a73</code>) and Broadcom Vulcan (<code>vulcan</code>).
+       (<code>cortex-a73</code>), Broadcom Vulcan (<code>vulcan</code>),
+       Cavium ThunderX CN81xx (<code>thunderxt81<\code>),
+       Cavium ThunderX CN83xx (<code>thunderxt83<\code>),
+       Cavium ThunderX CN88xx (<code>thunderxt88<\code>),
+       Cavium ThunderX CN88xx pass 1.x (<code>thunderxt88p1<\code>),
+       Cavium ThunderX 2 CN99xx (<code>thunderx2t99<\code>).
        The GCC identifiers can be used
        as arguments to the <code>-mcpu</code> or <code>-mtune</code> options,
        for example: <code>-mcpu=cortex-a73</code> or