eaf1c308ab
Rationale: We are adding library support for bit operations: lowZeroBitCount/highZeroBitCount/nonZeroBitCount The rbit on AM64 will enable very efficient direct native implementations of these operations in the DartVM codegen. https://github.com/dart-lang/sdk/issues/38346 Change-Id: I4456a622d7bad1a2cfbf9383927c76983c1de9ab Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/119586 Reviewed-by: Alexander Markov <alexmarkov@google.com> Commit-Queue: Aart Bik <ajcbik@google.com>