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
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*** 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
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*** 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>
