if (VM.VerifyAssertions) VM.assert(isTwoWayBranch());
if (VM.VerifyAssertions) VM._assert(isTwoWayBranch());
  float getBranchProbability() {    if (VM.VerifyAssertions) VM.assert(isTwoWayBranch());    return BranchProfileCarrier.getBranchProfile(this).takenProbability;  }