module: xorreg2
parameters:
inputs:  double a, double clk 
outputs:  double q double qb
classes: Reg reg1() Xor xor1()
static_variables:
init:
code:
reg1.inp(xor1.out,clk);
xor1.inp(a,reg1.out);
q = reg1.out;
qb=-reg1.out;
