lustrec / test / src / kind_fmcad08 / memory2 / ILLINOIS_1.lus @ 0cbf0839
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node Sofar( X : bool ) returns ( Sofar : bool ); |
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let |
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Sofar = X -> X and pre Sofar; |
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tel |
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node excludes9( X1, X2, X3, X4, X5, X6, X7, X8, X9 : bool ) returns ( excludes : bool ); |
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let |
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excludes = not X1 and not X2 and not X3 and not X4 and not X5 and not X6 and not X7 and not X8 and not X9 or |
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X1 and not X2 and not X3 and not X4 and not X5 and not X6 and not X7 and not X8 and not X9 or |
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not X1 and X2 and not X3 and not X4 and not X5 and not X6 and not X7 and not X8 and not X9 or |
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not X1 and not X2 and X3 and not X4 and not X5 and not X6 and not X7 and not X8 and not X9 or |
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not X1 and not X2 and not X3 and X4 and not X5 and not X6 and not X7 and not X8 and not X9 or |
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not X1 and not X2 and not X3 and not X4 and X5 and not X6 and not X7 and not X8 and not X9 or |
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not X1 and not X2 and not X3 and not X4 and not X5 and X6 and not X7 and not X8 and not X9 or |
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not X1 and not X2 and not X3 and not X4 and not X5 and not X6 and X7 and not X8 and not X9 or |
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not X1 and not X2 and not X3 and not X4 and not X5 and not X6 and not X7 and X8 and not X9 or |
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not X1 and not X2 and not X3 and not X4 and not X5 and not X6 and not X7 and not X8 and X9; |
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tel |
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node illinois(e1, e2, e3, e4, e5, e6, e7, e8, e9 : bool; init_invalid : int) |
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returns(invalid, dirty, exclusive, shared : int); |
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var |
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g1, g2, g3, g4, g5, g6, g7, g8, g9 : bool; |
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let |
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g1 = pre invalid>=1 and pre dirty=0 and pre shared=0 and pre exclusive=0; |
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g2 = pre invalid>=1 and pre dirty>=1; |
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g3 = pre invalid>=1 and pre shared+pre exclusive>=1; |
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g4 = pre exclusive>=1; |
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g5 = pre shared>=1; |
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g6 = pre invalid>=1; |
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g7 = pre dirty>=1; |
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g8 = pre shared>=1; |
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g9 = pre exclusive>=1; |
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invalid = (if(init_invalid>0) then init_invalid else 1-init_invalid) -> |
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if(e1) then if(g1) then pre invalid-1 else pre invalid else |
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if(e2) then if(g2) then pre invalid-1 else pre invalid else |
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if(e3) then if(g3) then pre invalid-1 else pre invalid else |
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if(e5) then if(g5) then pre invalid+pre shared-1 else pre invalid else |
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if(e6) then if(g6) then pre invalid+pre dirty+pre shared+pre exclusive-1 else pre invalid else |
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if(e7) then if(g7) then pre invalid+1 else pre invalid else |
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if(e8) then if(g8) then pre invalid+1 else pre invalid else |
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if(e9) then if(g9) then pre invalid+1 else pre invalid else |
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pre invalid; |
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dirty = 0 -> |
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if(e2) then if(g2) then pre dirty-1 else pre dirty else |
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if(e4) then if(g4) then pre dirty+1 else pre dirty else |
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if(e5) then if(g5) then pre dirty+1 else pre dirty else |
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if(e6) then if(g6) then 1 else pre dirty else |
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if(e7) then if(g7) then pre dirty-1 else pre dirty else |
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pre dirty; |
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exclusive = 0 -> |
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if(e1) then if(g1) then pre exclusive+1 else pre exclusive else |
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if(e3) then if(g3) then pre 0 else pre exclusive else |
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if(e4) then if(g4) then pre exclusive-1 else pre exclusive else |
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if(e6) then if(g6) then 0 else pre exclusive else |
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if(e9) then if(g9) then pre exclusive-1 else pre exclusive else |
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pre exclusive; |
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shared = 0 -> |
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if(e2) then if(g2) then pre shared+2 else pre shared else |
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if(e3) then if(g3) then pre shared+pre exclusive+1 else pre shared else |
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if(e5) then if(g5) then 0 else pre shared else |
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if(e6) then if(g6) then 0 else pre shared else |
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if(e8) then if(g8) then pre shared-1 else pre shared else |
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pre shared; |
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tel |
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node top(e1, e2, e3, e4, e5, e6, e7, e8, e9 : bool; init_invalid : int) |
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returns( OK : bool); |
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var invalid, dirty, exclusive, shared : int; |
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env : bool; |
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let |
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( invalid, dirty, exclusive, shared ) = |
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illinois( e1, e2, e3, e4, e5, e6, e7, e8, e9, init_invalid ); |
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env = Sofar( excludes9( e1, e2, e3, e4, e5, e6, e7, e8, e9 ) ); |
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OK = env => exclusive < 2; |
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--%PROPERTY OK=true; |
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--%MAIN; |
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tel |