So, all FP instruction are queued from all virtual processors or dropped ? In theoretical situation, when all 8 virtual processor what to make fsquare, what happen (In know that FP instruction need more than one clock cycles) ?
Regards Maciej Octave Orgeron wrote: > The FPU is separate from the crypto. It's shared in the core, so all the > execution engines have access to it. > > *-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-* > Octave J. Orgeron > Solaris Systems Engineer > http://www.opensolaris.org/os/community/sysadmin/ > http://unixconsole.blogspot.com > unixconsole at yahoo.com > *-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-* > > > ----- Original Message ---- > From: Maciej Browarski <Maciej.Browarski at Sun.COM> > To: ldoms-discuss at opensolaris.org > Sent: Tuesday, June 24, 2008 4:03:21 AM > Subject: [ldoms-discuss] guest domain and FPU > > Hello, > What mean 1 FPU per core ? > If I divide 1 core to 2 guest domain I also divide FPU (timeshared or > else ?) or FPU goes with MAU ? > If FPU goes with MAU how floating point instruction are executed ? > > Regards, > >
