From 3400670839760fbdee1b18eb3086cc8403eacf72 Mon Sep 17 00:00:00 2001
From: Alan Mishchenko <alanmi@berkeley.edu>
Date: Thu, 30 Aug 2012 13:58:26 -0700
Subject: Handling constant nodes in gate sizing.

---
 src/map/scl/sclLoad.c | 4 ++--
 src/map/scl/sclMan.h  | 2 +-
 src/map/scl/sclSize.c | 2 +-
 src/map/scl/sclTime.c | 5 +++--
 src/map/scl/sclUtil.c | 4 ++--
 5 files changed, 9 insertions(+), 8 deletions(-)

(limited to 'src/map')

diff --git a/src/map/scl/sclLoad.c b/src/map/scl/sclLoad.c
index 686000a9..29f73a60 100644
--- a/src/map/scl/sclLoad.c
+++ b/src/map/scl/sclLoad.c
@@ -132,7 +132,7 @@ void Abc_SclComputeLoad( SC_Man * p )
         pLoad->rise = pLoad->fall = 0.0;
     }
     // add cell load
-    Abc_NtkForEachNode( p->pNtk, pObj, i )
+    Abc_NtkForEachNode1( p->pNtk, pObj, i )
     {
         SC_Cell * pCell = Abc_SclObjCell( p, pObj );
         Abc_ObjForEachFanin( pObj, pFanin, k )
@@ -147,7 +147,7 @@ void Abc_SclComputeLoad( SC_Man * p )
     vWireCaps = Abc_SclFindWireCaps( p );
     if ( vWireCaps )
     {
-        Abc_NtkForEachNode( p->pNtk, pObj, i )
+        Abc_NtkForEachNode1( p->pNtk, pObj, i )
         {
             SC_Pair * pLoad = Abc_SclObjLoad( p, pObj );
             k = Abc_MinInt( Vec_FltSize(vWireCaps)-1, Abc_ObjFanoutNum(pObj) );
diff --git a/src/map/scl/sclMan.h b/src/map/scl/sclMan.h
index 3257430b..9a500a9a 100644
--- a/src/map/scl/sclMan.h
+++ b/src/map/scl/sclMan.h
@@ -181,7 +181,7 @@ static inline float Abc_SclGetTotalArea( SC_Man * p )
     double Area = 0;
     Abc_Obj_t * pObj;
     int i;
-    Abc_NtkForEachNode( p->pNtk, pObj, i )
+    Abc_NtkForEachNode1( p->pNtk, pObj, i )
         Area += Abc_SclObjCell( p, pObj )->area;
     return Area;
 }
diff --git a/src/map/scl/sclSize.c b/src/map/scl/sclSize.c
index 6c561bd3..00c05e3c 100644
--- a/src/map/scl/sclSize.c
+++ b/src/map/scl/sclSize.c
@@ -49,7 +49,7 @@ Vec_Int_t * Abc_SclCollectNodes( Abc_Ntk_t * p )
     Abc_Obj_t * pObj;
     int i;
     vRes = Vec_IntAlloc( Abc_NtkNodeNum(p) );
-    Abc_NtkForEachNode( p, pObj, i )
+    Abc_NtkForEachNode1( p, pObj, i )
         Vec_IntPush( vRes, i );
     return vRes;
 }
diff --git a/src/map/scl/sclTime.c b/src/map/scl/sclTime.c
index 350281f4..80123754 100644
--- a/src/map/scl/sclTime.c
+++ b/src/map/scl/sclTime.c
@@ -108,7 +108,8 @@ void Abc_SclTimeNtkPrint( SC_Man * p, int fShowAll )
     {
 //        printf( "Timing information for all nodes: \n" );
         Abc_NtkForEachNodeReverse( p->pNtk, pObj, i )
-            Abc_SclTimeGatePrint( p, pObj, -1 );
+            if ( Abc_ObjFaninNum(pObj) > 0 )
+                Abc_SclTimeGatePrint( p, pObj, -1 );
     }
     else
     {
@@ -238,7 +239,7 @@ void Abc_SclTimeNtk( SC_Man * p )
 {
     Abc_Obj_t * pObj;
     int i;
-    Abc_NtkForEachNode( p->pNtk, pObj, i )
+    Abc_NtkForEachNode1( p->pNtk, pObj, i )
         Abc_SclTimeGate( p, pObj );
     Abc_NtkForEachCo( p->pNtk, pObj, i )
         Abc_SclObjDupFanin( p, pObj );
diff --git a/src/map/scl/sclUtil.c b/src/map/scl/sclUtil.c
index b541bfc8..2ae0ddca 100644
--- a/src/map/scl/sclUtil.c
+++ b/src/map/scl/sclUtil.c
@@ -198,7 +198,7 @@ Vec_Int_t * Abc_SclManFindGates( SC_Lib * pLib, Abc_Ntk_t * p )
     Abc_Obj_t * pObj;
     int i;
     vVec = Vec_IntStartFull( Abc_NtkObjNumMax(p) );
-    Abc_NtkForEachNode( p, pObj, i )
+    Abc_NtkForEachNode1( p, pObj, i )
     {
         char * pName = Mio_GateReadName((Mio_Gate_t *)pObj->pData);
         int gateId = Abc_SclCellFind( pLib, pName );
@@ -212,7 +212,7 @@ void Abc_SclManSetGates( SC_Lib * pLib, Abc_Ntk_t * p, Vec_Int_t * vGates )
 {
     Abc_Obj_t * pObj;
     int i;
-    Abc_NtkForEachNode( p, pObj, i )
+    Abc_NtkForEachNode1( p, pObj, i )
     {
         SC_Cell * pCell = SC_LibCell( pLib, Vec_IntEntry(vGates, Abc_ObjId(pObj)) );
         assert( pCell->n_inputs == Abc_ObjFaninNum(pObj) );
-- 
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