if (VM.VerifyAssertions) VM.assert((U>>>16) == 0);
if (VM.VerifyAssertions) VM._assert((U>>>16) == 0);
  final void emitANDI (int RA, int RS, int U) {    if (VM.VerifyAssertions) VM.assert((U>>>16) == 0);    INSTRUCTION mi = ANDItemplate | RS<<21 | RA<<16 | U;    if (VM.TraceAssembler)      asm(mIP, mi, "andi.", RA, RS, hex(U));    mIP++;    mc.addInstruction(mi);  }