On May 18, 2010, at 4:41 41PM, Lukas Renggli wrote:

> 
>> Also, sameLiteralsAs: is a mess.
>> There are no comments really revealing the intention of the 8 ifTrue/False 
>> branches, no refactoring to use revealing method names...
>> Can anyone explain to me why numLits  -1 = index is checked?
> 
> Check the VM source/compiler on the different special literal slots
> and how different kind of primitives are encoded.


Wouldn't it be nice to document this in the method as well, so 

> 
>> At least for methodReturnTop, which has 2 literals, it certainly does not 
>> seem like numLits -1  contains properties....
> 
> The two literals are the selector and the class-binding, as the method
> comment says these literals are not considered for equality.
Hmmm, which method comment?
In my image, at the top of sameLiteralsAs: it says: 
"Compare my literals to those of method. This is needed to compare compiled 
methods."

And in =
"Answer whether the receiver implements the same code as aCompiledMethod."

Nothing about which literals are or aren't considered for equality :(
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