[LLVMdev] profiling with llvm-gcc4?

Chris Lattner sabre at nondot.org
Mon Sep 10 11:55:06 PDT 2007


On Mon, 10 Sep 2007, Jose M. Moya wrote:
> How can I do function profiling and BB profiling with current llvm and
> llvm-gcc4?
>
> runtime/libprofile is disabled when using llvm-gcc4, but... is there any
> alternative to linking with libprofile_rt.so?
>
> How can I use llvm-prof?  is utils/profile.pl obsolete?

The profiling support in LLVM hasn't been used for quite a while, so it 
may have bitrotted slightly.  However, the support should basically work, 
so it shouldn't take much to bring it back to life.

-Chris

-- 
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