[llvm-dev] Just a quick heads up -- removing BBVectorize from LLVM (and Clang)

Hal Finkel via llvm-dev llvm-dev at lists.llvm.org
Thu Jun 29 15:49:02 PDT 2017

On 06/29/2017 05:42 PM, Chandler Carruth wrote:
> If you don't use BBVectorize at all, you can ignore this.
> Hal suggested this in a thread in 2014:
> http://lists.llvm.org/pipermail/llvm-dev/2014-November/079091.html
> None objected then, and I don't think any new uses have arisen so I 
> plan to just remove it. It is causing maintenance burden, complexity, 
> and is a set of features I'd rather not port to the new PM.

Thanks, Chandler. Indeed, I've not seen any "-fslp-vectorize-aggressive 
makes my code faster" reports in a long time.


> Just an FYI email to folks so they aren't confused when the patches land.

Hal Finkel
Lead, Compiler Technology and Programming Languages
Leadership Computing Facility
Argonne National Laboratory

More information about the llvm-dev mailing list