Upgrading hierarchy timing manager.

1 files changed, 185 insertions, 0 deletions

diff --git a/src/misc/tim/timTrav.c b/src/misc/tim/timTrav.c
new file mode 100644
index 00000000..4c3f64ad
--- /dev/null
+++ b/src/misc/tim/timTrav.c
@@ -0,0 +1,185 @@
+/**CFile****************************************************************
+
+  FileName    [timTrav.c]
+
+  SystemName  [ABC: Logic synthesis and verification system.]
+
+  PackageName [Hierarchy/timing manager.]
+
+  Synopsis    [Manipulation of traversal IDs.]
+
+  Author      [Alan Mishchenko]
+  
+  Affiliation [UC Berkeley]
+
+  Date        [Ver. 1.0. Started - April 28, 2007.]
+
+  Revision    [$Id: timTrav.c,v 1.00 2007/04/28 00:00:00 alanmi Exp $]
+
+***********************************************************************/
+
+#include "timInt.h"
+
+ABC_NAMESPACE_IMPL_START
+
+////////////////////////////////////////////////////////////////////////
+///                        DECLARATIONS                              ///
+////////////////////////////////////////////////////////////////////////
+
+////////////////////////////////////////////////////////////////////////
+///                     FUNCTION DEFINITIONS                         ///
+////////////////////////////////////////////////////////////////////////
+
+/**Function*************************************************************
+
+  Synopsis    [Increments the trav ID of the manager.]
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+void Tim_ManIncrementTravId( Tim_Man_t * p )
+{
+    int i;
+    if ( p->nTravIds >= (1<<30)-1 )
+    {
+        p->nTravIds = 0;
+        for ( i = 0; i < p->nCis; i++ )
+            p->pCis[i].TravId = 0;
+        for ( i = 0; i < p->nCos; i++ )
+            p->pCos[i].TravId = 0;
+    }
+    assert( p->nTravIds < (1<<30)-1 );
+    p->nTravIds++;
+}
+
+/**Function*************************************************************
+
+  Synopsis    [Label box inputs.]
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+void Tim_ManSetCurrentTravIdBoxInputs( Tim_Man_t * p, int iBox )
+{
+    Tim_Box_t * pBox;
+    Tim_Obj_t * pObj;
+    int i;
+    pBox = Tim_ManBox( p, iBox );
+    Tim_ManBoxForEachInput( p, pBox, pObj, i )
+        pObj->TravId = p->nTravIds;
+}
+
+/**Function*************************************************************
+
+  Synopsis    [Label box outputs.]
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+void Tim_ManSetCurrentTravIdBoxOutputs( Tim_Man_t * p, int iBox )
+{
+    Tim_Box_t * pBox;
+    Tim_Obj_t * pObj;
+    int i;
+    pBox = Tim_ManBox( p, iBox );
+    Tim_ManBoxForEachOutput( p, pBox, pObj, i )
+        pObj->TravId = p->nTravIds;
+}
+
+/**Function*************************************************************
+
+  Synopsis    [Label box inputs.]
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+void Tim_ManSetPreviousTravIdBoxInputs( Tim_Man_t * p, int iBox )
+{
+    Tim_Box_t * pBox;
+    Tim_Obj_t * pObj;
+    int i;
+    pBox = Tim_ManBox( p, iBox );
+    Tim_ManBoxForEachInput( p, pBox, pObj, i )
+        pObj->TravId = p->nTravIds - 1;
+}
+
+/**Function*************************************************************
+
+  Synopsis    [Label box outputs.]
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+void Tim_ManSetPreviousTravIdBoxOutputs( Tim_Man_t * p, int iBox )
+{
+    Tim_Box_t * pBox;
+    Tim_Obj_t * pObj;
+    int i;
+    pBox = Tim_ManBox( p, iBox );
+    Tim_ManBoxForEachOutput( p, pBox, pObj, i )
+        pObj->TravId = p->nTravIds - 1;
+}
+
+/**Function*************************************************************
+
+  Synopsis    [Updates required time of the CI.]
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+int Tim_ManIsCiTravIdCurrent( Tim_Man_t * p, int iCi )
+{
+    assert( iCi < p->nCis );
+    assert( p->fUseTravId );
+    return p->pCis[iCi].TravId == p->nTravIds;
+}
+
+/**Function*************************************************************
+
+  Synopsis    [Updates required time of the CO.]
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+int Tim_ManIsCoTravIdCurrent( Tim_Man_t * p, int iCo )
+{
+    assert( iCo < p->nCos );
+    assert( p->fUseTravId );
+    return p->pCos[iCo].TravId == p->nTravIds;
+}
+
+////////////////////////////////////////////////////////////////////////
+///                       END OF FILE                                ///
+////////////////////////////////////////////////////////////////////////
+
+
+ABC_NAMESPACE_IMPL_END
+