[Pharo-project] Problem with CompiledMethodTrailer

Igor Stasenko siguctua at gmail.com
Mon May 9 10:10:14 CEST 2011


On 9 May 2011 10:06, Igor Stasenko <siguctua at gmail.com> wrote:
> On 9 May 2011 10:03, Henrik Sperre Johansen
> <henrik.s.johansen at veloxit.no> wrote:
>> On 09.05.2011 09:36, Mariano Martinez Peck wrote:
>>
>> On Mon, May 9, 2011 at 6:14 AM, Igor Stasenko <siguctua at gmail.com> wrote:
>>>
>>> On 9 May 2011 00:52, Mariano Martinez Peck <marianopeck at gmail.com> wrote:
>>> > Hi guys, Maybe it is too late and I am not seeing something obvious...so
>>> > another look is really appreciated. If I do:
>>> >
>>> > (CompiledMethod allInstances select:  [:each | each trailer kind =
>>> > #VarLengthSourcePointer] ) first
>>> > ---> (CodeLoader class>>#initialize "a CompiledMethod(311951360)")
>>> >
>>> > But then:
>>> >
>>> > (CodeLoader class >> #initialize) trailer kind
>>> > ----> #SourcePointer
>>> >
>>> > WHYYY??  why it is answering #SourcePointer instead of
>>> > #VarLengthSourcePointer  ??
>>> >
>>> > grrr how can that be possible???  It happens the same to each of the
>>> > CompiledMethods I select as #VarLengthSourcePointer.  When I then ask
>>> > the
>>> > #kind  they always answer #SourcePointer  instead of
>>> > #VarLengthSourcePointer
>>> >
>>> is it same compiled methods?
>>> Because it is absolutely normal if they using different source pointer.
>>>
>>
>> I didn't understand your question. Yes, it is exactly the same
>> CompiledMethod.
>>
>> He's asking if they ARE the same
>>
>> (CodeLoader class >> #initialize) == (CompiledMethod allInstances select:
>> [:each | each trailer kind = #VarLengthSourcePointer] ) first) ?
>
> yeah.. and in my image these are not the same.
> So, a better question to ask, is why there are multiple instances of
> same method hanging in image :)
>

oh.. to be correct.. by saying 'multiple instances of same method' i meant
that a multiple instances of CompiledMethod , which having same (class
+ selector).
But since only one can be installed at method dictionary using given
selector, i wonder what others
doing in image.

>>
>> Just because the CompiledMethds class and selector matches so its
>> printstring will be 'SomeClass>>#someSelector', does not necessarily mean it
>> is the one currently installed in the method dictionary.
>>
>> Cheers,
>> Henry
>>
>>
>
>
>
> --
> Best regards,
> Igor Stasenko AKA sig.
>



-- 
Best regards,
Igor Stasenko AKA sig.



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