cofactorbddnode - computes the generalized cofactor.
This software belongs to the ALLIANCE CAD system from the CAO-VLSI team at
ASIM/LIP6/UPMC laboratory.
LIP6/ASIM
University P. et M. Curie
4, place Jussieu
75252 PARIS Cedex 05
FRANCE
Fax : {33/0} 1.44.27.62.86
E-mail support : alliance-support@asim.lip6.fr
#include bdd101.h"
bddnode *cofactorbddnode( BddSystem, BddNode1, BddNode2 )
bddsystem *BddSystem;
bddnode *BddNode1;
bddnode *BddNode2;
cofactorbddnode computes the generalized cofactor of BddNode1 by BddNode2, in the bdd system BddSystem. If a null pointer is given, the default bdd system is used.
cofactorbddnode returns the resulting bdd node.
index xxx out of range"
The BddNode2 parameter must be different to the zero bdd node.
#include bdd101.h"
bddsystem *BddSystem;
bddcircuit *BddCircuit;
Expr = createablbinexpr( ABL_OR,
createablatom( i0 ),
createablatom( i1 ) );
BddNode1 = addbddcircuitabl( BddCircuit, Expr );
freeablexpr( Expr );
Expr = createablbinexpr( ABL_AND,
createablatom( i0 ),
createablatom( i1 ) );
BddNode2 = addbddcircuitabl( BddCircuit, Expr );
freeablexpr( Expr );
BddNode = cofactorbddnode( (bddsystem *)0, BddNode1, BddNode2 );
Expr = convertbddcircuitabl( BddCircuit, BddNode );
/* displays `1' */
viewablexpr( Expr, ABL_VIEW_VHDL );
freeablexpr( Expr );
destroybddsystem( (bddsystem *)0 );
destroybddcircuit( (bddcircuit *)0 );
This tool is under development at the ASIM/LIP6/UPMC laboratory, cao-vlsi
research team.
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If you find bugs, please fill-in the form at
http://asim.lip6.fr/alliance/support/bug-report/
Thanks for doing this.