Re: [Qemu-devel] Potential to accelerate QEMU for specific architectures

2013-05-27 Thread Paolo Bonzini
Il 26/05/2013 18:35, Lior Vernia ha scritto: > What about no to the first bullet but yes to the second (just x86 on > ARM)? Any room for significant improvement in that case, starting from > the foundations of QEMU? You could write a target-specific translator, yes. But first of all I would answe

Re: [Qemu-devel] Potential to accelerate QEMU for specific architectures

2013-05-26 Thread Lior Vernia
Hi Peter, On May 26, 2013 12:26 PM, "Peter Maydell" wrote: > > On 26 May 2013 06:40, Lior Vernia wrote: > > Sorry, right after I wrote the message it occured to me I should have > > mentioned that I was talking about qemu-system, either x86 or i386. At > > the moment I just ran the limbo app on

Re: [Qemu-devel] Potential to accelerate QEMU for specific architectures

2013-05-26 Thread Lior Vernia
On Sun, May 26, 2013 at 12:00 PM, Andreas Färber wrote: > Am 26.05.2013 07:40, schrieb Lior Vernia: >> On Sat, May 25, 2013 at 10:06 PM, Andreas Färber wrote: >>> Am 24.05.2013 21:24, schrieb Lior Vernia: I am running x86 applications on an ARM device using QEMU, and found it too slow f

Re: [Qemu-devel] Potential to accelerate QEMU for specific architectures

2013-05-26 Thread Peter Maydell
On 26 May 2013 10:58, Gleb Natapov wrote: > Actually here is an example of Starcraft running in android on ARM in > full speed: http://forum.xda-developers.com/showthread.php?p=39009939 > Search more about winulator. Yes; that seems to also be taking the path of going specifically for application

Re: [Qemu-devel] Potential to accelerate QEMU for specific architectures

2013-05-26 Thread Gleb Natapov
On Sun, May 26, 2013 at 10:26:04AM +0100, Peter Maydell wrote: > On 26 May 2013 06:40, Lior Vernia wrote: > > Sorry, right after I wrote the message it occured to me I should have > > mentioned that I was talking about qemu-system, either x86 or i386. At > > the moment I just ran the limbo app on

Re: [Qemu-devel] Potential to accelerate QEMU for specific architectures

2013-05-26 Thread Peter Maydell
On 26 May 2013 06:40, Lior Vernia wrote: > Sorry, right after I wrote the message it occured to me I should have > mentioned that I was talking about qemu-system, either x86 or i386. At > the moment I just ran the limbo app on a Galaxy SIII with various > images, just to see the capabilities, and

Re: [Qemu-devel] Potential to accelerate QEMU for specific architectures

2013-05-26 Thread Andreas Färber
Am 26.05.2013 07:40, schrieb Lior Vernia: > On Sat, May 25, 2013 at 10:06 PM, Andreas Färber wrote: >> Am 24.05.2013 21:24, schrieb Lior Vernia: >>> I am running x86 applications on an ARM device using QEMU, and found >>> it too slow for my needs. >> >> Before we start going into technical details

Re: [Qemu-devel] Potential to accelerate QEMU for specific architectures

2013-05-25 Thread Lior Vernia
Hello, On Sat, May 25, 2013 at 10:06 PM, Andreas Färber wrote: > Hi, > > Am 24.05.2013 21:24, schrieb Lior Vernia: >> I am running x86 applications on an ARM device using QEMU, and found >> it too slow for my needs. > > Before we start going into technical details, what are you trying to > achiev

Re: [Qemu-devel] Potential to accelerate QEMU for specific architectures

2013-05-25 Thread Paolo Bonzini
Il 25/05/2013 21:06, Andreas Färber ha scritto: > Hi, > > Am 24.05.2013 21:24, schrieb Lior Vernia: >> I am running x86 applications on an ARM device using QEMU, and found >> it too slow for my needs. > > Before we start going into technical details, what are you trying to > achieve on a high lev

Re: [Qemu-devel] Potential to accelerate QEMU for specific architectures

2013-05-25 Thread Andreas Färber
Hi, Am 24.05.2013 21:24, schrieb Lior Vernia: > I am running x86 applications on an ARM device using QEMU, and found > it too slow for my needs. Before we start going into technical details, what are you trying to achieve on a high level and how did you try to do it? Are you using qemu-system-x8

Re: [Qemu-devel] Potential to accelerate QEMU for specific architectures

2013-05-25 Thread Blue Swirl
On Fri, May 24, 2013 at 7:24 PM, Lior Vernia wrote: > Hello, > > I am running x86 applications on an ARM device using QEMU, and found > it too slow for my needs. This is to be expected, of course, this is > not a complaint. However, I was wondering whether this could be helped > by "overriding" th

[Qemu-devel] Potential to accelerate QEMU for specific architectures

2013-05-24 Thread Lior Vernia
Hello, I am running x86 applications on an ARM device using QEMU, and found it too slow for my needs. This is to be expected, of course, this is not a complaint. However, I was wondering whether this could be helped by "overriding" the generic binary translation mechanism and focusing on lower lev