Windowing for technology mapping.

abclib.dsp

@@ -4367,6 +4367,10 @@ SOURCE=.\src\aig\gia\giaSpeedup.c
 # End Source File
 # Begin Source File
 
+SOURCE=.\src\aig\gia\giaSplit.c
+# End Source File
+# Begin Source File
+
 SOURCE=.\src\aig\gia\giaStg.c
 # End Source File
 # Begin Source File

src/aig/gia/gia.h

@@ -112,6 +112,7 @@ struct Gia_Man_t_
     int            fAddStrash;    // performs additional structural hashing
     int            fSweeper;      // sweeper is running
     int *          pRefs;         // the reference count
+    int *          pLutRefs;      // the reference count
     Vec_Int_t *    vLevels;       // levels of the nodes
     int            nLevels;       // the mamixum level
     int            nConstrs;      // the number of constraints
@@ -536,18 +537,25 @@ static inline void         Gia_ObjSetNumId( Gia_Man_t * p, int Id, int n )
 static inline void         Gia_ObjSetNum( Gia_Man_t * p, Gia_Obj_t * pObj, int n ) { Vec_IntWriteEntry(p->vTtNums, Gia_ObjId(p,pObj), n);     }
 static inline void         Gia_ObjResetNumId( Gia_Man_t * p, int Id )              { Vec_IntWriteEntry(p->vTtNums, Id, -ABC_INFINITY);        }
 
-static inline int          Gia_ObjRefNumId( Gia_Man_t * p, int Id )            { return p->pRefs[Id];                              }
-static inline int          Gia_ObjRefIncId( Gia_Man_t * p, int Id )            { return p->pRefs[Id]++;                            }
-static inline int          Gia_ObjRefDecId( Gia_Man_t * p, int Id )            { return --p->pRefs[Id];                            }
-static inline int          Gia_ObjRefNum( Gia_Man_t * p, Gia_Obj_t * pObj )    { return Gia_ObjRefNumId( p, Gia_ObjId(p, pObj) );  }
-static inline int          Gia_ObjRefInc( Gia_Man_t * p, Gia_Obj_t * pObj )    { return Gia_ObjRefIncId( p, Gia_ObjId(p, pObj) );  }
-static inline int          Gia_ObjRefDec( Gia_Man_t * p, Gia_Obj_t * pObj )    { return Gia_ObjRefDecId( p, Gia_ObjId(p, pObj) );  }
-static inline void         Gia_ObjRefFanin0Inc(Gia_Man_t * p, Gia_Obj_t * pObj){ Gia_ObjRefInc(p, Gia_ObjFanin0(pObj));            }
-static inline void         Gia_ObjRefFanin1Inc(Gia_Man_t * p, Gia_Obj_t * pObj){ Gia_ObjRefInc(p, Gia_ObjFanin1(pObj));            }
-static inline void         Gia_ObjRefFanin2Inc(Gia_Man_t * p, Gia_Obj_t * pObj){ Gia_ObjRefInc(p, Gia_ObjFanin2(p, pObj));         }
-static inline void         Gia_ObjRefFanin0Dec(Gia_Man_t * p, Gia_Obj_t * pObj){ Gia_ObjRefDec(p, Gia_ObjFanin0(pObj));            }
-static inline void         Gia_ObjRefFanin1Dec(Gia_Man_t * p, Gia_Obj_t * pObj){ Gia_ObjRefDec(p, Gia_ObjFanin1(pObj));            }
-static inline void         Gia_ObjRefFanin2Dec(Gia_Man_t * p, Gia_Obj_t * pObj){ Gia_ObjRefDec(p, Gia_ObjFanin2(p, pObj));         }
+static inline int          Gia_ObjRefNumId( Gia_Man_t * p, int Id )                { return p->pRefs[Id];                              }
+static inline int          Gia_ObjRefIncId( Gia_Man_t * p, int Id )                { return p->pRefs[Id]++;                            }
+static inline int          Gia_ObjRefDecId( Gia_Man_t * p, int Id )                { return --p->pRefs[Id];                            }
+static inline int          Gia_ObjRefNum( Gia_Man_t * p, Gia_Obj_t * pObj )        { return Gia_ObjRefNumId( p, Gia_ObjId(p, pObj) );  }
+static inline int          Gia_ObjRefInc( Gia_Man_t * p, Gia_Obj_t * pObj )        { return Gia_ObjRefIncId( p, Gia_ObjId(p, pObj) );  }
+static inline int          Gia_ObjRefDec( Gia_Man_t * p, Gia_Obj_t * pObj )        { return Gia_ObjRefDecId( p, Gia_ObjId(p, pObj) );  }
+static inline void         Gia_ObjRefFanin0Inc(Gia_Man_t * p, Gia_Obj_t * pObj)    { Gia_ObjRefInc(p, Gia_ObjFanin0(pObj));            }
+static inline void         Gia_ObjRefFanin1Inc(Gia_Man_t * p, Gia_Obj_t * pObj)    { Gia_ObjRefInc(p, Gia_ObjFanin1(pObj));            }
+static inline void         Gia_ObjRefFanin2Inc(Gia_Man_t * p, Gia_Obj_t * pObj)    { Gia_ObjRefInc(p, Gia_ObjFanin2(p, pObj));         }
+static inline void         Gia_ObjRefFanin0Dec(Gia_Man_t * p, Gia_Obj_t * pObj)    { Gia_ObjRefDec(p, Gia_ObjFanin0(pObj));            }
+static inline void         Gia_ObjRefFanin1Dec(Gia_Man_t * p, Gia_Obj_t * pObj)    { Gia_ObjRefDec(p, Gia_ObjFanin1(pObj));            }
+static inline void         Gia_ObjRefFanin2Dec(Gia_Man_t * p, Gia_Obj_t * pObj)    { Gia_ObjRefDec(p, Gia_ObjFanin2(p, pObj));         }
+
+static inline int          Gia_ObjLutRefNumId( Gia_Man_t * p, int Id )             { assert(p->pLutRefs); return p->pLutRefs[Id];                    }
+static inline int          Gia_ObjLutRefIncId( Gia_Man_t * p, int Id )             { assert(p->pLutRefs); return p->pLutRefs[Id]++;                  }
+static inline int          Gia_ObjLutRefDecId( Gia_Man_t * p, int Id )             { assert(p->pLutRefs); return --p->pLutRefs[Id];                  }
+static inline int          Gia_ObjLutRefNum( Gia_Man_t * p, Gia_Obj_t * pObj )     { assert(p->pLutRefs); return p->pLutRefs[Gia_ObjId(p, pObj)];    }
+static inline int          Gia_ObjLutRefInc( Gia_Man_t * p, Gia_Obj_t * pObj )     { assert(p->pLutRefs); return p->pLutRefs[Gia_ObjId(p, pObj)]++;  }
+static inline int          Gia_ObjLutRefDec( Gia_Man_t * p, Gia_Obj_t * pObj )     { assert(p->pLutRefs); return --p->pLutRefs[Gia_ObjId(p, pObj)];  }
 
 static inline void         Gia_ObjSetTravIdCurrent( Gia_Man_t * p, Gia_Obj_t * pObj )         { assert( Gia_ObjId(p, pObj) < p->nTravIdsAlloc ); p->pTravIds[Gia_ObjId(p, pObj)] = p->nTravIds;                    }
 static inline void         Gia_ObjSetTravIdPrevious( Gia_Man_t * p, Gia_Obj_t * pObj )        { assert( Gia_ObjId(p, pObj) < p->nTravIdsAlloc ); p->pTravIds[Gia_ObjId(p, pObj)] = p->nTravIds - 1;                }
@@ -1251,6 +1259,7 @@ extern int                 Gia_ManLutNum( Gia_Man_t * p );
 extern int                 Gia_ManLutLevel( Gia_Man_t * p );
 extern void                Gia_ManLutParams( Gia_Man_t * p, int * pnCurLuts, int * pnCurEdges, int * pnCurLevels );
 extern void                Gia_ManSetRefsMapped( Gia_Man_t * p );
+extern void                Gia_ManSetLutRefs( Gia_Man_t * p );  
 extern void                Gia_ManSetIfParsDefault( void * pIfPars );
 extern void                Gia_ManMappingVerify( Gia_Man_t * p );
 extern void                Gia_ManTransferMapping( Gia_Man_t * p, Gia_Man_t * pGia );

src/aig/gia/giaIf.c

@@ -257,6 +257,30 @@ void Gia_ManSetRefsMapped( Gia_Man_t * p )
 
 /**Function*************************************************************
 
+  Synopsis    [Assigns levels.]
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+void Gia_ManSetLutRefs( Gia_Man_t * p )  
+{
+    Gia_Obj_t * pObj;
+    int i, k, iFan;
+    ABC_FREE( p->pLutRefs );
+    p->pLutRefs = ABC_CALLOC( int, Gia_ManObjNum(p) );
+    Gia_ManForEachCo( p, pObj, i )
+        Gia_ObjLutRefInc( p, Gia_ObjFanin0(pObj) );
+    Gia_ManForEachLut( p, i )
+        Gia_LutForEachFanin( p, i, iFan, k )
+            Gia_ObjLutRefInc( p, Gia_ManObj(p, iFan) );
+}
+
+/**Function*************************************************************
+
   Synopsis    [Calculate mapping overlap.]
 
   Description []

src/aig/gia/giaMan.c

@@ -136,7 +136,7 @@ void Gia_ManStop( Gia_Man_t * p )
     ABC_FREE( p->pNexts );
     ABC_FREE( p->pSibls );
     ABC_FREE( p->pRefs );
-//    ABC_FREE( p->pNodeRefs );
+    ABC_FREE( p->pLutRefs );
     ABC_FREE( p->pHTable );
     ABC_FREE( p->pMuxes );
     ABC_FREE( p->pObjs );

src/aig/gia/module.make

@@ -65,6 +65,7 @@ SRC +=    src/aig/gia/giaAig.c \
     src/aig/gia/giaSim2.c \
     src/aig/gia/giaSort.c \
     src/aig/gia/giaSpeedup.c \
+    src/aig/gia/giaSplit.c \
     src/aig/gia/giaStg.c \
     src/aig/gia/giaStr.c \
     src/aig/gia/giaSupMin.c \