[llvm-commits] [llvm] r147175 - in /llvm/trunk/test/Transforms/LoopUnswitch: 2011-11-18-SimpleSwitch.ll 2011-11-18-TwoSwitches-Threshold.ll 2011-11-18-TwoSwitches.ll

[Chandler Carruth]

On Thu, Dec 22, 2011 at 1:06 PM, Chad Rosier <mcrosier at apple.com> wrote:

> Reinstate r146578; it doesn't appear to be the cause of some recent
> execution-
> time regressions.
>

FYI, I'm also tracking down some recent execution time regressions on x86...

I've got a firm lead on least some of them, and they stem from my CTTZ /
CTLZ work. I should have fixes in tomorrow I suspect for the specific bad
code I've spotted coming out of these, but any benchmark data or test cases
you come across would likely help.
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