Improvements to ISOP.

src/base/abci/abc.c

@@ -10802,6 +10802,10 @@ int Abc_CommandTest( Abc_Frame_t * pAbc, int argc, char ** argv )
         Abc_FrameReplaceCurrentNetwork( pAbc, pNtkRes );
     }
 */
+    {
+        extern void Abc_IsopTestNew();
+        Abc_IsopTestNew();
+    }
     return 0;
 usage:
     Abc_Print( -2, "usage: test [-CKDNM] [-aovwh] <file_name>\n" );

src/base/abci/abcDec.c

@@ -499,12 +499,13 @@ void Abc_TruthDecPerform( Abc_TtStore_t * p, int DecType, int fVerbose )
         Vec_Str_t * vStr;
         char * pSopStr;
         vStr = Vec_StrAlloc( 10000 );
-        vCover = Vec_IntAlloc( 1 << 16 );
+        vCover = Vec_IntAlloc( 1 << 20 );
         for ( i = 0; i < p->nFuncs; i++ )
         {
-//            extern int Abc_IsopTest( word * pFunc, int nVars, Vec_Int_t * vCover );
-//            Abc_IsopTest( p->pFuncs[i], p->nVars, vCover );
-//            continue;
+            extern int Abc_IsopTest( word * pFunc, int nVars, Vec_Int_t * vCover );
+            if ( i == 0 ) printf( "\n" );
+            Abc_IsopTest( p->pFuncs[i], p->nVars, vCover );
+            continue;
             if ( fVerbose )
                 printf( "%7d : ", i );
             pSopStr = Kit_PlaFromTruthNew( (unsigned *)p->pFuncs[i], p->nVars, vCover, vStr );
@@ -600,6 +601,7 @@ void Abc_TruthDecTest( char * pFileName, int DecType, int nVarNum, int fVerbose
 
     // allocate data-structure
     p = Abc_TtStoreLoad( pFileName, nVarNum );
+    if ( p == NULL ) return;
 
     // consider functions from the file
     Abc_TruthDecPerform( p, DecType, fVerbose );

src/bool/kit/kitIsop.c

@@ -58,7 +58,7 @@ int Kit_TruthIsop( unsigned * puTruth, int nVars, Vec_Int_t * vMemory, int fTryB
     Kit_Sop_t cRes2, * pcRes2 = &cRes2;
     unsigned * pResult;
     int RetValue = 0;
-    assert( nVars >= 0 && nVars < 16 );
+    assert( nVars >= 0 && nVars <= 16 );
     // if nVars < 5, make sure it does not depend on those vars
 //    for ( i = nVars; i < 5; i++ )
 //        assert( !Kit_TruthVarInSupport(puTruth, 5, i) );