[LLVMdev] Support for per-loop pragma

Duncan Sands baldrick at free.fr
Wed Jun 2 00:10:19 PDT 2010

Hi Junjie,

> In this way, the pragma handling is quite general (for example, it can
> be used to support frequency hint for a branch, etc).
> And it should be easy for any frontend to generate.

since metadata can be attached to instructions, couldn't you just attach
some metadata containing frequency information directly to the branch



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