Re: [Qemu-devel] FPU x86 instructions error

2013-05-26 Thread TeLeMan
On Sat, May 25, 2013 at 5:39 AM, Clemens Kolbitsch wrote: > Hi guys, > > we recently had an issue with running a program using FPU instructions > to obtain the current EIP (basically a weird way of "call 0; pop eax") > that was not working on QEMU (with TCG). > > Looking at the problem, we found t

Re: [Qemu-devel] FPU x86 instructions error

2013-05-26 Thread Clemens Kolbitsch
On Sun, May 26, 2013 at 7:54 AM, Andreas Färber wrote: > Hi, > > Am 24.05.2013 23:44, schrieb Paolo Bonzini: >> Il 24/05/2013 23:39, Clemens Kolbitsch ha scritto: >>> we recently had an issue with running a program using FPU instructions >>> to obtain the current EIP (basically a weird way of "cal

Re: [Qemu-devel] FPU x86 instructions error

2013-05-26 Thread Andreas Färber
Hi, Am 24.05.2013 23:44, schrieb Paolo Bonzini: > Il 24/05/2013 23:39, Clemens Kolbitsch ha scritto: >> we recently had an issue with running a program using FPU instructions >> to obtain the current EIP (basically a weird way of "call 0; pop eax") >> that was not working on QEMU (with TCG). >> >>

Re: [Qemu-devel] FPU x86 instructions error

2013-05-24 Thread Paolo Bonzini
Il 24/05/2013 23:39, Clemens Kolbitsch ha scritto: > Hi guys, > > we recently had an issue with running a program using FPU instructions > to obtain the current EIP (basically a weird way of "call 0; pop eax") > that was not working on QEMU (with TCG). > > Looking at the problem, we found this pa

[Qemu-devel] FPU x86 instructions error

2013-05-24 Thread Clemens Kolbitsch
Hi guys, we recently had an issue with running a program using FPU instructions to obtain the current EIP (basically a weird way of "call 0; pop eax") that was not working on QEMU (with TCG). Looking at the problem, we found this patch to be useful/fixing the issue: https://launchpadlibrarian.ne