steffenlarsen added a comment. In D100124#2684303 <https://reviews.llvm.org/D100124#2684303>, @JonChesterfield wrote:
> Interesting. Reduction across lanes in warp? If so, this is probably a way to > handle the last step reduction for openmp reductions It is! I can imagine that it would be useful for OpenMP reductions, though it is limited to few, albeit common, operators on 32-bit integers. CHANGES SINCE LAST ACTION https://reviews.llvm.org/D100124/new/ https://reviews.llvm.org/D100124 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
