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author | Alan Mishchenko <alanmi@berkeley.edu> | 2007-09-11 08:01:00 -0700 |
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committer | Alan Mishchenko <alanmi@berkeley.edu> | 2007-09-11 08:01:00 -0700 |
commit | d62ee0a90d14fe762015906b6b3a5ad23421d390 (patch) | |
tree | 0bf1f4bf286559c3cca61661d29d7ea312548778 /src/aig/fra/fraSat.c | |
parent | e8cf8415c5c8c31db650f549e54fd7a3aad48be0 (diff) | |
download | abc-d62ee0a90d14fe762015906b6b3a5ad23421d390.tar.gz abc-d62ee0a90d14fe762015906b6b3a5ad23421d390.tar.bz2 abc-d62ee0a90d14fe762015906b6b3a5ad23421d390.zip |
Version abc70911
Diffstat (limited to 'src/aig/fra/fraSat.c')
-rw-r--r-- | src/aig/fra/fraSat.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/aig/fra/fraSat.c b/src/aig/fra/fraSat.c index e1cc4c32..11029b69 100644 --- a/src/aig/fra/fraSat.c +++ b/src/aig/fra/fraSat.c @@ -75,6 +75,9 @@ int Fra_NodesAreEquiv( Fra_Man_t * p, Aig_Obj_t * pOld, Aig_Obj_t * pNew ) p->pSat = sat_solver_new(); p->nSatVars = 1; sat_solver_setnvars( p->pSat, 1000 ); + // var 0 is reserved for const1 node - add the clause + pLits[0] = toLit( 0 ); + sat_solver_addclause( p->pSat, pLits, pLits + 1 ); } // if the nodes do not have SAT variables, allocate them @@ -232,6 +235,9 @@ int Fra_NodesAreImp( Fra_Man_t * p, Aig_Obj_t * pOld, Aig_Obj_t * pNew, int fCom p->pSat = sat_solver_new(); p->nSatVars = 1; sat_solver_setnvars( p->pSat, 1000 ); + // var 0 is reserved for const1 node - add the clause + pLits[0] = toLit( 0 ); + sat_solver_addclause( p->pSat, pLits, pLits + 1 ); } // if the nodes do not have SAT variables, allocate them @@ -318,6 +324,9 @@ int Fra_NodeIsConst( Fra_Man_t * p, Aig_Obj_t * pNew ) p->pSat = sat_solver_new(); p->nSatVars = 1; sat_solver_setnvars( p->pSat, 1000 ); + // var 0 is reserved for const1 node - add the clause + pLits[0] = toLit( 0 ); + sat_solver_addclause( p->pSat, pLits, pLits + 1 ); } // if the nodes do not have SAT variables, allocate them |