llvm::sort is beneficial even when we use the iterator-based overload, since it can optionally shuffle the elements (to detect non-determinism). However llvm::sort is not usable everywhere, for example, in compiler-rt. Reviewed By: nhaehnle Differential Revision: https://reviews.llvm.org/D130406
To-do ----- * Instruction encodings * Tailcalls * Investigate loop alignment * Add builtins