Re: [gentoo-user] OT: Can QEMU emulate cpu instructions the host cpu doesn't have?

2016-12-20 Thread Walter Dnes
On Tue, Dec 20, 2016 at 11:27:34PM -0500, Poison BL. wrote > I think the issue is using KVM there. When you're emulating > something feature-different from the host cpu (or at least something > that requires an added feature), I suspect you're stuck with > non-accelerated emulation (I'm pretty su

Re: [gentoo-user] OT: Can QEMU emulate cpu instructions the host cpu doesn't have?

2016-12-20 Thread Poison BL.
On Tue, Dec 20, 2016 at 8:12 PM, Walter Dnes wrote: > I have "Intel(R) Core(TM) i5-3330 CPU @ 3.00GHz" on a physical host > machine. I'd like to emulate a cpu with the "movbe" instruction set. > Doing some testing, I tried, as root stuff like... > > qemu-system-x86_64 -enable-kvm -cpu Broadwel

[gentoo-user] OT: Can QEMU emulate cpu instructions the host cpu doesn't have?

2016-12-20 Thread Walter Dnes
I have "Intel(R) Core(TM) i5-3330 CPU @ 3.00GHz" on a physical host machine. I'd like to emulate a cpu with the "movbe" instruction set. Doing some testing, I tried, as root stuff like... qemu-system-x86_64 -enable-kvm -cpu Broadwell ...and got the following warnings warning: host doesn't supp