%%%%% CONFIGURATION %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
:- module(extend, [mem/4,program_order/1,if_pair/1,lock_pair/1,synchro_order/1]).

mem(i1,t1,cr,c(o1,[(x,1)])).
mem(i2,t1,wr,a1).
mem(i3,t1,cr,c(o2,[(x,1)])).
mem(i4,t1,wr,a2).
mem(i5,t1,re,a(a1,x)).
mem(i6,t1,wr,i).
mem(i7,t1,re,a(a2,x)).
mem(i8,t1,wr,j).

mem(i9,t2,rc,c(o1,[(x,2)])).

program_order([i1,i2,i3,i4,i5,i6,i7,i8]).

if_pair([]).

lock_pair([]).

synchro_order([]).

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%