Re: [Qemu-devel] Hang bug in 80-bit float square root implementation

2016-08-12 Thread Andrew Dutcher
Alright! I'll test that new patch and submit it. Thanks, - Andrew On Fri, Aug 12, 2016 at 4:01 AM, Peter Maydell wrote: > On 10 August 2016 at 04:35, Andrew Dutcher wrote: >> Hello! >> >> I ran into an issue where qemu (specifically, the unicorn engine) >> would hang forever in the middle of th

Re: [Qemu-devel] Hang bug in 80-bit float square root implementation

2016-08-12 Thread Peter Maydell
On 10 August 2016 at 04:35, Andrew Dutcher wrote: > Hello! > > I ran into an issue where qemu (specifically, the unicorn engine) > would hang forever in the middle of the emulated square root > instruction under certain circumstances. I eventually tracked the > issue down to the square root of an

[Qemu-devel] Hang bug in 80-bit float square root implementation

2016-08-10 Thread Andrew Dutcher
Hello! I ran into an issue where qemu (specifically, the unicorn engine) would hang forever in the middle of the emulated square root instruction under certain circumstances. I eventually tracked the issue down to the square root of an "unnormal" long double, one without the integer part bit set.