[llvm-commits] [llvm] r137190 - in /llvm/trunk: include/llvm/Analysis/LoopInfo.h lib/Transforms/Utils/LoopUnroll.cpp test/Transforms/LoopUnroll/2011-08-08-PhiUpdate.ll test/Transforms/LoopUnroll/2011-08-09-PhiUpdate.ll

[Eli Friedman]

On Tue, Aug 9, 2011 at 5:28 PM, Andrew Trick <atrick at apple.com> wrote:
> Author: atrick
> Date: Tue Aug  9 19:28:10 2011
> New Revision: 137190
>
> URL: http://llvm.org/viewvc/llvm-project?rev=137190&view=rev
> Log:
> Fix the LoopUnroller to handle nontrivial loops and partial unrolling.
>
> These are not individual bug fixes. I had to rewrite a good chunk of
> the unroller to make it sane. I think it was getting lucky on trivial
> completely unrolled loops with no early exits. I included some fairly
> simple unit tests for partial unrolling. I didn't do much stress
> testing, so it may not be perfect, but should be usable now.

Does this address http://llvm.org/bugs/show_bug.cgi?id=2253 and/or
http://llvm.org/bugs/show_bug.cgi?id=7318 ?

-Eli