[LLVMdev] Upgrading from llvm 2.8 to 3.0/3.1

陳韋任 (Wei-Ren Chen) chenwj at iis.sinica.edu.tw
Mon Jun 11 22:07:08 PDT 2012


> I am working on upgrading our compiler backend from llvm 2.8 to 3.0/3.1. I have
> been reading the release docs, llvm blogs etc that talk about the type system
> rewrite, exception handling rewrite, new register allocators etc to know the
> changes. One of our major concerns is that even though our compiler's run time
> has boosted a lot, thanks to llvm, our compile time is pretty high. I searched
> for info related to compile time and run time improvements for the releases but
> couldn't find one. It would be great if one could point me out to these docs,
> if any.

  I don't know we have such information on the release note. You can post your
result, and let others comment on the higher compile time however.

Regards,
chenwj

-- 
Wei-Ren Chen (陳韋任)
Computer Systems Lab, Institute of Information Science,
Academia Sinica, Taiwan (R.O.C.)
Tel:886-2-2788-3799 #1667
Homepage: http://people.cs.nctu.edu.tw/~chenwj




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