On Thu, Jul 9, 2015 at 4:28 PM, Kumar, Venkataramanan <venkataramanan.ku...@amd.com> wrote: > Hi Gerald, > > This patch documents about AMD instructions "mwaitx" and "monitorx" in GCC- > 5 changes.html. > Please let me know if this ok to commit? > > Index: htdocs/gcc-5/changes.html > =================================================================== > RCS file: /cvs/gcc/wwwdocs/htdocs/gcc-5/changes.html,v > retrieving revision 1.121 > diff -r1.121 changes.html > 810a811,819 >> <li>Support for new AMD instructions <code>monitorx</code> and >> <code>mwaitx</code> has been added. This includes new intrinsic >> and built-in support. It is enabled through option >> <code>-mmwaitx</code>. >> The instructions <code>monitorx</code> and <code>mwaitx</code> >> implement the same functionality as the old <code>monitor</code> >> and <code>mwait</code> instructions. In addition <code>mwaitx</code> >> adds a configurable timer. The timer value is received as third >> argument and stored in register <code>%ebx</code>. GCC 5.2 is the >> first release to support these instructions.</li> > > I will send another patch for trunk as well.
Please add it to a subsection containing GCC 5.2 changes, see older releases for examples. Richard. > Regards, > Venkat. >
