[ET Trac] [Einstein Toolkit] #2068: Support KNL's AVX512 instruction set

#2068: Support KNL's AVX512 instruction set ----------------------+----------------------------------------------------- Reporter: eschnett | Owner: Type: defect | Status: new Priority: major | Milestone: Component: Cactus | Version: development version Keywords: | ----------------------+----------------------------------------------------- The main point of this pull request is to support KNL's AVX512 instruction set. This pull request also contains a few other changes on which the AVX512 depends.

See [https://bitbucket.org/cactuscode/cactusutils/pull-requests/13 /support-knls-avx512-instruction-set/diff].