builder.ifEqualBranch(nextLabel, true);
// Do null order checks for properties.
nullHigh = (bc.mFlags & 0x02) == 0;
label = builder.createLabel();
builder.loadLocal(p1);
builder.ifNullBranch(label, false);
builder.loadConstant(nullHigh ? 1 : -1);
builder.returnValue(TypeDesc.INT);
label.setLocation();
label = builder.createLabel();