[squeak-dev] 64Bit image on Squeak Cocoa 5.7.4 VM
Tobias Pape
Das.Linux at gmx.de
Mon Apr 18 10:45:51 UTC 2011
Am 2011-04-13 um 23:52 schrieb Tobias Pape:…
…
>
> Ok, so it was a misunderstanding of the
>> ‘Squeak VM Host 64/32bits’
> tag line.
>
>> The image that you traced will now be a 64 bit image, which
>> means that all of the "slots" in the object memory are 64 bits
>> in size, as opposed to the normal 32 bit words and OOPs used
>> in a 32 bit image. What you are looking for now is a VM that
>> understands that object memory format. (As a side note, it
>> is entirely possible to compile that VM in 32 bit mode and
>> still have it interpret the 64 bit image, although I would
>> expect that anyone working with a 64 bit image is going to
>> prefer the 64 bit VM for its effectively unlimited address
>> space.)
>
> That is, the word size in an Image can differ from the VM
> pointer size?
Can somebody me enlighten me on this?
How shall a VM be 32bit word- but
64bit pointer-size?
Is there any documentation on this?
So Long,
-Tobias
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