static int getMaxSpillOffset (VM_Method m) throws VM_PragmaUninterruptible {
public static int getMaxSpillOffset (VM_Method m) throws VM_PragmaUninterruptible {
  static int getMaxSpillOffset (VM_Method m) throws VM_PragmaUninterruptible {    int params = m.getOperandWords()<<2; // maximum parameter area    int spill  = params - (MIN_PARAM_REGISTERS << 2);    if (spill < 0) spill = 0;    return STACKFRAME_HEADER_SIZE + spill - 4;  }