Hi, This patch updates GCC 4.8 changes.html to mention Broadwell's features, RTM and HLE support and fixed pre-reload scheduler.
OK to commit? Thanks, Igor Index: htdocs/gcc-4.8/changes.html =================================================================== RCS file: /cvs/gcc/wwwdocs/htdocs/gcc-4.8/changes.html,v retrieving revision 1.95 diff -c -r1.95 changes.html *** htdocs/gcc-4.8/changes.html 11 Feb 2013 15:12:58 -0000 1.95 --- htdocs/gcc-4.8/changes.html 12 Feb 2013 15:10:41 -0000 *************** *** 460,465 **** --- 460,471 ---- wrong results. You must build all modules with <code>-mpreferred-stack-boundary=3</code>, including any libraries. This includes the system libraries and startup modules.</li> + <li>Support for the new Intel processor codename Broadwell with RDSEED, + ADCX, ADOX, PREFETCHW is available through <code>-madx</code>, + <code>-mprfchw</code>, <code>-mrdseed</code>. + </li> + <li> Support for Intel RTM and HLE intrinsics, built-in functions and code generation is available via -mrtm and -mhle. + </li> <li> New built-in functions to detect run-time CPU type and ISA: <ul> <li>A built-in function <code>__builtin_cpu_is</code> has been added to *************** *** 524,529 **** --- 530,538 ---- <a href="http://gcc.gnu.org/wiki/FunctionMultiVersioning">wiki</a> for more information. </li> + <li> Problem with instability of pre-reload scheduler on x86 targets was fixed. Now option -fschedule-insn + can be used loosely to reach better performance. + </li> <li> Windows MinGW-w64 targets (<code>*-w64-mingw*</code>) require at least r5437 from the Mingw-w64 trunk. </li> </ul>