64 bit images (was Re: [squeak-dev] The Trunk: Collections-dtl.268.mcz)

John M McIntosh johnmci at smalltalkconsulting.com
Sun Jan 3 05:46:37 UTC 2010


Ok, well I was hoping that Laval Jannik would review the changes/solution in http://bugs.squeak.org/view.php?id=7430
then update his original System-Tracing.2forPharo3.cs  Then test to confirm we can build a 64bit image from the current Pharo image


On 2010-01-02, at 6:46 PM, David T. Lewis wrote:

> John, one additional note.
> 
> The SystemTracer changesets currently in circulation have an obsolete
> implementation of SystemDictionary>>wordSize.The original 64-bit
> Squeak used vmParameterAt: 27 for the VM to answer its word size,
> but this was later changed to vmParameter at: 40. This is the reason
> that the original "dist3" 64-bit image does not work on current VMs.
> 
> You will want to revert #wordSize back to a current version
> so that it uses vmParameter at: 40.
> 
> This issue will go away when we implement the cached #wordSize fixes
> discussed separately (http://bugs.squeak.org/view.php?id=7430), but
> I wanted to mention it because I spotted the obsolete method in the
> System-Tracing2forPharo.cs change set.
> 

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