🚀 go-pugleaf

Andy Leighton <an...@azaal.plus.com> wrote:
> On Sat, 23 Jun 2018 07:04:25 -0400, Peter Flass <peter...@yahoo.com> wrote:
>> J. Clarke <jclarke...@gmail.com> wrote:
>>> On Fri, 22 Jun 2018 13:56:09 -0400, Peter Flass
>>> <peter...@yahoo.com> wrote:
>>> 
>>>> Gareth's Downstairs Computer
>>>> <headstone255.but.n...@yahoo.com> wrote:
>>>>> On 22/06/2018 11:37, Peter Flass wrote:
>>>>>> 
>>>>>> Isn't Mono a clone of .net? What does the common runtime do especially that
>>>>>> other libraries don't? (actual question, not rhetorical)
>>>>> All the source languages link together.
>>>>> 
>>>> 
>>>> Sort of like all the gnu languages, the IBM mainframe languages with LE, or
>>>> all the DEC languages with the common runtime? Leave it to microsoft to
>>>> claim they invented sunshine.
>>> 
>>> Except that the gnu languages and LE don't produce binaries that will
>>> run without further adjustment on an Alpha, an Itanium, a Sparc, and a
>>> PC, which, in principle, is true of CLR (I say "in principle" because
>>> I don't know if the versions of Windows that made it to the Alpha and
>>> Sparc are recent enough to support CLR).
>> 
>> In theory they can, although I don't know if any do in practice. ELF
>> binaries can contain objects for multiple architectures. Or are you talking
>> about something that's interpreted? That sounds like a spectacular waste if
>> resources.
> 
> Not interpreted but just in time compilation.
> 
> Normally with .net the compilation stage runs ngen and compiles the CIL
> (common intermediate language) down to native ahead of time and people
> deploy that. So it isn't usually the case that you can take the x86
> version of a .NET application and run it on another architecture. You can
> however choose to take the CIL assembly and run that anywhere there is a CLR 
> (and appropriate support libraries which is where Mono is sometimes lacking).
> I would also note that there are some cases where the JIT version is faster
> than the ahead of time compiled ngen output.
> 
> 

As someone said, it sounds like Java, where the bytecode can be generated
from any language if the compiler is set up to handle it.

-- 
Pete