[Vm-dev] Has anyone done a tutorial on...

[Phil B]

Ben and Mariano,

Very much appreciated, I'll check those links out.

Thanks,
Phil

On Sep 18, 2017 11:12 PM, "Ben Coman" <btc at openinworld.com> wrote:

>
>
>
> On Tue, Sep 19, 2017 at 8:07 AM, Phil B <pbpublist at gmail.com> wrote:
>
>>
>> Tim,
>>
>> I'm open to that... any tutorials on that front would be appreciated 😀.
>> The last time I tried (around the spur conversion timeframe) I was unable
>> to run an image in the simulator for more than a few minutes without
>> problems.
>>
>
> Clement wrote a nice tutorial https://clementbera.wordpress.
> com/2016/05/30/simulating-the-cog-vm/
> derived from...
>   http://forum.world.st/Exploring-the-simulator-was-
> Re-REPL-image-for-simulation-td4896870.html
>   http://forum.world.st/Re-Exploring-the-simulator-
> method-args-td4898906.html
>
> and if you dig deeper into C side, you might also find my rough drawings
> here useful...
>   http://forum.world.st/CogVM-Execution-Flow-td4900675.html
> (I need to get back to finishing them (dependent on finishing my UFFI
> Clang interface to anaylse and chart with Roassal))
>
>
>> (You folks do some nice work in VM-land... sure would be nice if it were
>> more easily reproducible by those of us who don't work with the internals
>> daily.  For example: what is the recommended way to build a VMMaker image
>> these days?  Tried the obvious ways in Squeak 5.1 and Pharo 6.1 and both
>> failed...)
>>
>
> Should be as easy as...
> $ git clone https://github.com/OpenSmalltalk/opensmalltalk-vm.git
> $ cd opensmalltalk-vm/build.linux..../pharo.cog.spur/build.debug/
> $ ./mvm
> ...and look for binaries in "products" directory.
>
> Maybe there are times when your installed autotools versions conflicts
> (IIUC Eliot sometimes has problems on newer Linux versions).
> If you hit such problems, one path forward may be to leverage Luke's work
> to produce a Nix build, which "should" be entirely reproducible on anyone's
> environment.
>   http://forum.world.st/Fwd-Nix-package-for-Pharo-flavor-of-
> opensmalltalk-vm-td4942450.html
>   http://forum.world.st/nix-based-build-system-was-
> problem-with-configure-and-libGL-on-CentOS-6-5-td4944335.html
> @Luke, could you refresh me on how to kick off a Nix Pharo VM build on a
> non-NixOS platform?
>
> cheers -ben
>
>
>>
>> Thanks,
>> Phil
>>
>> On Sep 18, 2017 7:38 PM, "tim Rowledge" <tim at rowledge.org> wrote:
>>
>>
>> When possible you’re much better off using the VMSimulator to examine an
>> image.
>>
>> > On 18-09-2017, at 4:25 PM, Phil B <pbpublist at gmail.com> wrote:
>> >
>> > Using gdb to explore a running image?  Blog post or video format is
>> great.  Most of what I've run across is related to the internals of the VM
>> rather than debugging an image.  My gdb skills are pretty rusty plus I
>> suspect that not knowing all of the helper functions available in the VM
>> (and how to best use them in a debugging workflow) is slowing me down.
>>
>>
>> tim
>> --
>> tim Rowledge; tim at rowledge.org; http://www.rowledge.org/tim
>> "Bother" said Pooh, as his rucksack opened whilst skydiving
>>
>>
>>
>>
>>
>
>
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