Re: An introduction to MI by example II (part B)...

Hi Blair,  hi all,

which are the reasons for the closing to user use of W-code? 

Francesco


>...  W-code and the "new" MI are based on a stack model, and were 
>designed as such primarily to address this shortcoming. 
>...
>>  The current IBM compilers generate W-code (a sort of itty bitty
>> assembler) which is transformed into MI-prime I think, for translation
>> purposes.  But MI-prime is almost identical to W-code [...] 
>
>W-code is more platform-neutral than MI-prime, but they are very close
>indeed -- close enough to where the transliteration is a relatively
>miniscule portion of overall program-creation processing. 
>
>>  [W-code] in turn is very close to the Risc instruction set.  
>...


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