[LLVMdev] Extensible Metadata in LLVM IR

Anton Lokhmotov Anton.Lokhmotov at arm.com
Tue Apr 20 02:50:50 PDT 2010


 Hi Chris,

> Devang and I wrote up a description of this new LLVM 2.7 feature here:
> http://blog.llvm.org/2010/04/extensible-metadata-in-llvm-ir.html
  
That's useful but it would be great if you could include programming
idioms/examples showing to attach metadata and how to query it later.  For
example, it wasn't obvious to me that you can't attach an MDString to an
instruction but should wrap it in an MDNode first...

Cheers,
Anton.





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