Changes to enable smarter simulation.

abclib.dsp

@@ -3779,6 +3779,10 @@ SOURCE=.\src\aig\ssw\sswPart.c
 # End Source File
 # Begin Source File
 
+SOURCE=.\src\aig\ssw\sswRarity.c
+# End Source File
+# Begin Source File
+
 SOURCE=.\src\aig\ssw\sswSat.c
 # End Source File
 # Begin Source File

src/aig/ssw/module.make

@@ -11,6 +11,7 @@ SRC +=    src/aig/ssw/sswAig.c \
     src/aig/ssw/sswMan.c \
     src/aig/ssw/sswPart.c \
     src/aig/ssw/sswPairs.c \
+    src/aig/ssw/sswRarity.c \
     src/aig/ssw/sswSat.c \
     src/aig/ssw/sswSemi.c \
     src/aig/ssw/sswSim.c \

src/aig/ssw/ssw.h

@@ -124,6 +124,9 @@ extern int           Ssw_SmlNumFrames( Ssw_Sml_t * p );
 extern int           Ssw_SmlNumWordsTotal( Ssw_Sml_t * p );
 extern unsigned *    Ssw_SmlSimInfo( Ssw_Sml_t * p, Aig_Obj_t * pObj );
 extern int           Ssw_SmlObjsAreEqualWord( Ssw_Sml_t * p, Aig_Obj_t * pObj0, Aig_Obj_t * pObj1 );
+extern void          Ssw_SmlInitializeSpecial( Ssw_Sml_t * p, Vec_Int_t * vInit );
+extern Vec_Ptr_t *   Ssw_SmlSimDataPointers( Ssw_Sml_t * p );
+
 
 ABC_NAMESPACE_HEADER_END
 

src/aig/ssw/sswSim.c

@@ -579,6 +579,27 @@ void Ssw_SmlObjAssignConst( Ssw_Sml_t * p, Aig_Obj_t * pObj, int fConst1, int iF
   SeeAlso     []
 
 ***********************************************************************/
+void Ssw_SmlObjAssignConstWord( Ssw_Sml_t * p, Aig_Obj_t * pObj, int fConst1, int iFrame, int iWord )
+{
+    unsigned * pSims;
+    assert( iFrame < p->nFrames );
+    assert( iWord < p->nWordsFrame );
+    assert( Aig_ObjIsPi(pObj) );
+    pSims = Ssw_ObjSim( p, pObj->Id ) + p->nWordsFrame * iFrame;
+    pSims[iWord] = fConst1? ~(unsigned)0 : 0;
+} 
+
+/**Function*************************************************************
+
+  Synopsis    [Assigns constant patterns to the PI node.]
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
 void Ssw_SmlObjSetWord( Ssw_Sml_t * p, Aig_Obj_t * pObj, unsigned Word, int iWord, int iFrame )
 {
     unsigned * pSims;
@@ -904,6 +925,33 @@ void Ssw_SmlInitialize( Ssw_Sml_t * p, int fInit )
   SeeAlso     []
 
 ***********************************************************************/
+void Ssw_SmlInitializeSpecial( Ssw_Sml_t * p, Vec_Int_t * vInit )
+{
+    Aig_Obj_t * pObj;
+    int Entry, i, k, nRegs;
+    nRegs = Aig_ManRegNum(p->pAig);
+    assert( nRegs > 0 );
+    assert( nRegs <= Aig_ManPiNum(p->pAig) );
+    assert( Vec_IntSize(vInit) == nRegs * p->nFrames );
+    // assign random info for primary inputs
+    Saig_ManForEachPi( p->pAig, pObj, i )
+        Ssw_SmlAssignRandom( p, pObj );
+    // assign the initial state for the latches
+    Vec_IntForEachEntry( vInit, Entry, i )
+        Ssw_SmlObjAssignConstWord( p, Saig_ManLo(p->pAig, i % nRegs), Entry, 0, i / nRegs );
+}
+
+/**Function*************************************************************
+
+  Synopsis    [Assings random simulation info for the PIs.]
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
 void Ssw_SmlReinitialize( Ssw_Sml_t * p )
 {
     Aig_Obj_t * pObj, * pObjLi, * pObjLo;
@@ -1123,6 +1171,28 @@ void Ssw_SmlClean( Ssw_Sml_t * p )
 
 /**Function*************************************************************
 
+  Synopsis    [Get simulation data.]
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+Vec_Ptr_t * Ssw_SmlSimDataPointers( Ssw_Sml_t * p )
+{
+    Vec_Ptr_t * vSimInfo;
+    Aig_Obj_t * pObj;
+    int i;
+    vSimInfo = Vec_PtrStart( Aig_ManObjNumMax(p->pAig) );
+    Aig_ManForEachObj( p->pAig, pObj, i )
+        Vec_PtrWriteEntry( vSimInfo, i, Ssw_ObjSim(p, i) );
+    return vSimInfo;
+}
+
+/**Function*************************************************************
+
   Synopsis    [Deallocates simulation manager.]
 
   Description []