Supporting LUT in NDR and WLC.

src/aig/miniaig/abcOper.h

@@ -226,6 +226,7 @@ static inline const char * Abc_OperName( int Type )
 
     if ( Type == ABC_OPER_CONST        )   return "const";  
     if ( Type == ABC_OPER_TABLE        )   return "table";  
+    if ( Type == ABC_OPER_LUT          )   return "lut";  
     if ( Type == ABC_OPER_LAST         )   return NULL;     
     assert( 0 );
     return NULL;

src/base/wlc/wlc.h

@@ -101,6 +101,7 @@ typedef enum {
     WLC_OBJ_ARI_ADDSUB,    // 56: adder-subtractor
     WLC_OBJ_SEL,           // 57: positionally encoded selector
     WLC_OBJ_DEC,           // 58: decoder
+    WLC_OBJ_LUT,           // 59: lookup table
     WLC_OBJ_NUMBER         // 59: unused
 } Wlc_ObjType_t;
 // when adding new types, remember to update table Wlc_Names in "wlcNtk.c"

src/base/wlc/wlcBlast.c

@@ -2055,7 +2055,7 @@ Gia_Man_t * Wlc_NtkBitBlast( Wlc_Ntk_t * p, Wlc_BstPar_t * pParIn )
         }
         else
         {
-            pNew = Gia_ManDupZeroUndc( pTemp = pNew, p->pInits, pPar->fSaveFfNames ? 1+Gia_ManRegNum(pNew) : 0, pPar->fGiaSimple, 0 );
+            pNew = Gia_ManDupZeroUndc( pTemp = pNew, p->pInits, pPar->fSaveFfNames ? 1+Gia_ManRegNum(pNew) : 0, pPar->fGiaSimple, pPar->fVerbose );
             Gia_ManDupRemapLiterals( vBits, pTemp );
             Gia_ManStop( pTemp );
         }

src/base/wlc/wlcNdr.c

@@ -100,7 +100,7 @@ int Ndr_TypeNdr2Wlc( int Type )
     if ( Type == ABC_OPER_DFFRSE )        return WLC_OBJ_FF;            // 05: flop
     if ( Type == ABC_OPER_RAMR )          return WLC_OBJ_READ;          // 54: read port
     if ( Type == ABC_OPER_RAMW )          return WLC_OBJ_WRITE;         // 55: write port
-    if ( Type == ABC_OPER_LUT )           return WLC_OBJ_TABLE;         // 55: LUT
+    if ( Type == ABC_OPER_LUT )           return WLC_OBJ_LUT;           // 59: LUT
     return -1;
 }
 int Ndr_TypeWlc2Ndr( int Type )
@@ -160,7 +160,7 @@ int Ndr_TypeWlc2Ndr( int Type )
     if ( Type == WLC_OBJ_FF )             return ABC_OPER_DFFRSE;       // 05: flop
     if ( Type == WLC_OBJ_READ )           return ABC_OPER_RAMR;         // 54: read port
     if ( Type == WLC_OBJ_WRITE )          return ABC_OPER_RAMW;         // 55: write port
-    if ( Type == WLC_OBJ_TABLE )          return ABC_OPER_LUT;          // 55: LUT
+    if ( Type == WLC_OBJ_LUT )            return ABC_OPER_LUT;          // 59: LUT
     return -1;
 }
 

src/base/wlc/wlcWriteVer.c

@@ -203,6 +203,15 @@ void Wlc_WriteVerInt( FILE * pFile, Wlc_Ntk_t * p, int fNoFlops )
             fprintf( pFile, " s%d_Index(%s, ", i, Wlc_ObjName(p, Wlc_ObjFaninId0(pObj)) );
             fprintf( pFile, "%s)",             Wlc_ObjName(p, i) );
         }
+        else if ( pObj->Type == WLC_OBJ_LUT )
+        {
+            // wire [3:0] s4972; LUT lut4972_Index(s4971, s4972);
+            fprintf( pFile, "%s ;           LUT", Wlc_ObjName(p, i) );
+            fprintf( pFile, " lut%d (%s, ", i, Wlc_ObjName(p, Wlc_ObjFaninId0(pObj)) );
+            for ( k = 1; k < Wlc_ObjFaninNum(pObj); k++ )
+                fprintf( pFile, "%s, ", Wlc_ObjName(p, Wlc_ObjFaninId(pObj, k)) );
+            fprintf( pFile, "%s)",             Wlc_ObjName(p, i) );
+        }
         else if ( pObj->Type == WLC_OBJ_CONST )
         {
             fprintf( pFile, "%-16s = %d\'%sh", Wlc_ObjName(p, i), Wlc_ObjRange(pObj), Wlc_ObjIsSigned(pObj) ? "s":"" );

src/base/wln/wlnRetime.c

@@ -503,12 +503,17 @@ void Wln_NtkRetimeCreateDelayInfo( Wln_Ntk_t * pNtk )
         printf( "The design has no delay information.\n" );
         Wln_NtkCleanInstId(pNtk);
         Wln_NtkForEachObj( pNtk, iObj )
-            if ( Wln_ObjIsFf(pNtk, iObj) )
+        {
+            if ( Wln_ObjIsFf(pNtk, iObj) || Wln_ObjType(pNtk, iObj) == ABC_OPER_SLICE || Wln_ObjType(pNtk, iObj) == ABC_OPER_CONCAT )
                 Wln_ObjSetInstId( pNtk, iObj, 1 );
             else if ( !Wln_ObjIsCio(pNtk, iObj) && Wln_ObjFaninNum(pNtk, iObj) > 0 )
                 Wln_ObjSetInstId( pNtk, iObj, 10 );
+        }
         Wln_NtkForEachCo( pNtk, iObj, i ) 
+        {
+            if ( Wln_ObjType(pNtk, Wln_ObjFanin0(pNtk, iObj)) != ABC_OPER_LUT )
                 Wln_ObjSetInstId( pNtk, Wln_ObjFanin0(pNtk, iObj), 1 );
+        }
         printf( "Assuming user-specified delays for internal nodes.\n" );
     }
 }

src/base/wln/wlnWriteVer.c

@@ -184,6 +184,15 @@ void Wln_WriteVerInt( FILE * pFile, Wln_Ntk_t * p )
             fprintf( pFile, " s%d_Index(%s, ", iObj, Wln_ObjName(p, Wln_ObjFanin0(p, iObj)) );
             fprintf( pFile, "%s)",             Wln_ObjName(p, iObj) );
         }
+        else if ( Wln_ObjType(p, iObj) == ABC_OPER_LUT )
+        {
+            // wire [3:0] s4972; LUT lut4972_Index(s4971, s4972);
+            fprintf( pFile, "%s ;           LUT", Wln_ObjName(p, iObj) );
+            fprintf( pFile, " lut%d (%s, ", iObj, Wln_ObjName(p, Wln_ObjFanin0(p, iObj)) );
+            for ( k = 1; k < Wln_ObjFaninNum(p, iObj); k++ )
+                fprintf( pFile, "%s, ", Wln_ObjName(p, Wln_ObjFanin(p, iObj, k)) );
+            fprintf( pFile, "%s)",             Wln_ObjName(p, iObj) );
+        }
         else if ( Wln_ObjIsConst(p, iObj) )
             fprintf( pFile, "%-16s = %s", Wln_ObjName(p, iObj), Wln_ObjConstString(p, iObj) );
         else if ( Wln_ObjType(p, iObj) == ABC_OPER_SHIFT_ROTR || Wln_ObjType(p, iObj) == ABC_OPER_SHIFT_ROTL )