2c3f0fc359
Rationale: We are adding library support for bit operations: lowZeroBitCount/highZeroBitCount/nonZeroBitCount The rbit on AM32 will enable very efficient direct native implementations of these operations in the DartVM codegen. https://github.com/dart-lang/sdk/issues/38346 Change-Id: Icedf4af301b5c8011922fccb1530a9c28e5c0964 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/119600 Reviewed-by: Ryan Macnak <rmacnak@google.com> Commit-Queue: Aart Bik <ajcbik@google.com>