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Specialized induction check.

This commit is contained in:
Alan Mishchenko 2013-10-31 16:41:25 -04:00
parent 313caa456a
commit 695231148f
1 changed files with 5 additions and 1 deletions
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6
src/sat/bmc/bmcICheck.c
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@ -170,6 +170,8 @@ void Bmc_PerformICheck( Gia_Man_t * p, int nFramesMax, int nTimeOut, int fVerbos
{
iVar0 = pCnf->pVarNums[Gia_ObjId(pMiter, pObj)];
iVar1 = Vec_IntEntry( vLits, i );
if ( iVar1 == -1 )
continue;
sat_solver_add_buffer( pSat, iVar0, iVar1, 0 );
}
// add equality clauses for the COs
@ -204,6 +206,7 @@ void Bmc_PerformICheck( Gia_Man_t * p, int nFramesMax, int nTimeOut, int fVerbos
sat_solver_compress( pSat );
while ( 1 )
{
// sat_solver_bookmark( pSat );
status = sat_solver_solve( pSat, Vec_IntArray(vLits), Vec_IntArray(vLits) + Vec_IntSize(vLits), (ABC_INT64_T)0, (ABC_INT64_T)0, (ABC_INT64_T)0, (ABC_INT64_T)0 );
if ( status == l_Undef )
{
@ -226,6 +229,7 @@ void Bmc_PerformICheck( Gia_Man_t * p, int nFramesMax, int nTimeOut, int fVerbos
if ( nLits == Vec_IntSize(vLits) )
break;
break;
// sat_solver_rollback( pSat );
// add another large OR clause
Vec_IntClear( vLits );
@ -235,7 +239,7 @@ void Bmc_PerformICheck( Gia_Man_t * p, int nFramesMax, int nTimeOut, int fVerbos
// create new literals
Vec_IntClear( vLits );
for ( i = 0; i < nLits; i++ )
Vec_IntPush( vLits, pLits[i] );
Vec_IntPush( vLits, Abc_LitNot(pLits[i]) );
}
sat_solver_delete( pSat );