[LLVMdev] Variable Attributes

[Sanjiv Gupta]

Chris Lattner wrote:
> On Sep 25, 2009, at 8:49 AM, C.J. Manville wrote:
>
>   
>> I would like to modify the compiler to classify variables, which  
>> will ultimately determine the position the variables are stored in  
>> memory.  What would be the best approach to accomplish this?
>>
>> I was thinking of modifying the lexer and parser to add a new  
>> attribute and have the machine code generator handle memory mapping  
>> accordingly.  Does anyone have experience with this sort of  
>> exercise?  How would this best be done with the LLVM system?
>>     
>
> Hi CJ, if you're interested at doing this at the source level, you  
> might be interested in checking out Clang: http://clang.llvm.org.
>
> -Chris
>   

This would be nice to have in frontend. Currently, for such cases PIC16 
uses a workaround to encode the information in the section attribute for 
the variables.

- Sanijv

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