[LLVMdev] [cfe-dev] named address spaces

[Chris Lattner]

On Oct 16, 2009, at 2:30 PM, Juan Carlos Martinez Santos wrote:

> Hello,
>
> If I want implement other address spaces (for x86), can I modify my  
> back-end (clang) to support other address spaces (at least two data  
> segments, two heaps, and two stacks?
>
> How will be the mechanism? For example, for256/257, I see two  
> reference points (FS and GP). Would I need to specify a different  
> reference to each memory region? Where is the best site to add the  
> modifications?

I don't know what changes you'll need off hand.  I think you just  
refer to them (assigning a magic number) and handle them as the come  
through the IR.

-Chris