[Mono-dev] AOT Mono.WebBrowser.dll under ARM Embedded Linux environment problem

[Zoltan Varga]

Hi,

  You can speed it up, just don't use the --full-aot argument to the
runtime, its probably not
needed in your case.

               Zoltan

On Tue, Jan 18, 2011 at 10:41 PM, Daniel M <chookieeee at hotmail.com> wrote:

>  Hi Rodrigo,
> Thanks for your reply.
> Its more of a test for the moment... we are having speed issues with
> System.Windows.Forms loading taking so long.
> eg. A simple .exe with a form + 1 button took 12 secs to load. Running with
> --profile=default:jit gave the following info:
>
> Total time spent compiling 2970 methods (sec): 12.6
>
> Slowest method to compile (sec): 0.4277:
> System.Windows.Forms.ProfessionalColorTable::CalculateColors()
>
> Total number of calls: 0
>
>
> Allocation profiler
>
> Total memory allocated: 0 KB
>
> Objects copied: 0
>
>
> Processor is ARM9 at 400mhz with 128mb ram (with mono using GTK#).
> Trying to see if I can speed this up a bit by using AOT compilation. Any
> thoughts?
> Thanks,
> Dan
>
>
> ------------------------------
> Date: Tue, 18 Jan 2011 13:42:43 +0100
> Subject: Re: [Mono-dev] AOT Mono.WebBrowser.dll under ARM Embedded Linux
> environment problem
> From: kumpera at gmail.com
> To: chookieeee at hotmail.com
> CC: mono-devel-list at lists.ximian.com
>
> Do you really need full aot on your target? It should be avoided when
> possible since a lot of stuff doesn't work under it.
>
> On Tue, Jan 18, 2011 at 1:17 PM, Daniel M <chookieeee at hotmail.com> wrote:
>
>  Hi All,
>
> Wondering if it is possible to AOT just a section of the Mono framework
> (and ignore parts of the framework i will not use???).
>
> I have mono 2.8 release cross compiled for ARM platform. Attempting to do
> AOT compilation. Binaries seem to compile fine until I hit the
> Mono.WebBrowser binary. I get the following two messages on my output
> repeatedly:
>
>
> Invoking method
> 'System.Runtime.InteropServices.InterfaceTypeAttribute:.ctor
> (System.Runtime.InteropServices.ComInterfaceType)' when running in no-exec
> mode.
>
>
> Invoking method 'System.Runtime.InteropServices.GuidAttribute:.ctor
> (string)' when running in no-exec mode.
>
>
> I neither have mozilla, gecko, nor webkit on my embedded system, so im
> assuming the errors are relating to this?? I will never use this DLL, wont
> need it, so is there a way i can skip it?
>
>
> When i run my simple windows forms test app:
>
> mono --full-aot testapp.exe
>
> I get the error:
>
> Can't use AOT image
> '/usr/lib/mono/gac/Mono.WebBrowser/0.5.0.0__0738eb9f132ed756/
> Mono.WebBrowser.dll.so' in aot-only mode because it is not compiled with
> --aot=full.
>
>
> Any help here would be greatly appreciated.
>
> Thanks,
>
> Dan
>
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