Gerald, Is it ok for wwwdocs?
Thanks, Igor On Wed, Feb 13, 2013 at 3:21 PM, Uros Bizjak <ubiz...@gmail.com> wrote: > On Wed, Feb 13, 2013 at 12:17 PM, Igor Zamyatin <izamya...@gmail.com> wrote: >>> >>> Please also mention new -mfxsr, -mxsave and -mxsaveopt options. >>> >>>> <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. >>> >>> "used loosely" in what sense? >>> >>> Thanks, >>> Uros. >> >> Updated version. Does it look ok? > > Looks OK to me. I have CC'd Gerald for a grammar and style check. > > Thanks, > Uros. > >> >> >> 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 <code>-mrtm</code> and <code>-mhle</code>. + </li> + <li> Support for Intel FXSR, XSAVE and XSAVEOPT instruction sets. Intrinsics and built-in functions are available + via <code>-mfxsr</code>, <code>-mxsave</code> and <code>-mxsaveopt</code> respectively. + </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> x86 backend was improved to allow option <code>-fscedule-insns</code> to work reliably. + This option can be used to schedule instructions better and can lead to improved performace in certain cases. + </li> <li> Windows MinGW-w64 targets (<code>*-w64-mingw*</code>) require at least r5437 from the Mingw-w64 trunk. </li> </ul>
