> -----Original Message----- > From: [EMAIL PROTECTED] [mailto:perf-discuss- > [EMAIL PROTECTED] On Behalf Of Rayson Ho > Sent: Thursday, November 01, 2007 6:52 PM > To: perf-discuss@opensolaris.org > Subject: Re: [perf-discuss] Project proposal:"Solaris Enhancements forAMD- > based Platforms" > > On Nov 1, 2007 5:33 PM, Roland Mainz <[EMAIL PROTECTED]> wrote: > > I was referring to something I read recently in a german computer > > magazine tha the upcoming AMD CPUs have some kind of special 128 FP > > instruction stuff (disclimer: I have no clue what exactly te stuff was) > > It may be referring to the SSE5 instruction set...
This is a brief description of SSE5 instruction set. http://developer.amd.com/sse5.jsp > > BTW, Sun engineers continue to add new features in the compiler for AMD: > http://blogs.sun.com/tatkar/entry/sun_studio_patch_supports_barcelona > > Rayson > > > > > > ... > > ... if this stuff includes some kind of special instructions it may be > > nice to reflect this via matching flags in the $ /usr/bin/isalist # > > output. That's a good idea. isalist doesn't report any of SSE* now. getisax() does. -boris > > > > > There are some gotchas such as data alignment (though I think CR > 6525798 > > > addressed this) and > > > dependencies but in general you will get performance boost without > need > > > to recompile. > > > > Ok... but see above... > > _______________________________________________ perf-discuss mailing list perf-discuss@opensolaris.org
