Version abc80130_2

1 files changed, 156 insertions, 17 deletions

diff --git a/src/base/io/ioWriteBlif.c b/src/base/io/ioWriteBlif.c
index 7d6815b9..c0c29d65 100644
--- a/src/base/io/ioWriteBlif.c
+++ b/src/base/io/ioWriteBlif.c
@@ -26,16 +26,19 @@
 ///                        DECLARATIONS                              ///
 ////////////////////////////////////////////////////////////////////////
 
+static void Io_NtkWrite( FILE * pFile, Abc_Ntk_t * pNtk, int fWriteLatches );
 static void Io_NtkWriteOne( FILE * pFile, Abc_Ntk_t * pNtk, int fWriteLatches );
 static void Io_NtkWritePis( FILE * pFile, Abc_Ntk_t * pNtk, int fWriteLatches );
 static void Io_NtkWritePos( FILE * pFile, Abc_Ntk_t * pNtk, int fWriteLatches );
-static void Io_NtkWriteNodeGate( FILE * pFile, Abc_Obj_t * pNode );
+static void Io_NtkWriteSubckt( FILE * pFile, Abc_Obj_t * pNode );
+static void Io_NtkWriteAsserts( FILE * pFile, Abc_Ntk_t * pNtk );
+static void Io_NtkWriteNodeGate( FILE * pFile, Abc_Obj_t * pNode, int Length );
 static void Io_NtkWriteNodeFanins( FILE * pFile, Abc_Obj_t * pNode );
-static void Io_NtkWriteNode( FILE * pFile, Abc_Obj_t * pNode );
+static void Io_NtkWriteNode( FILE * pFile, Abc_Obj_t * pNode, int Length );
 static void Io_NtkWriteLatch( FILE * pFile, Abc_Obj_t * pLatch );
 
 ////////////////////////////////////////////////////////////////////////
-///                     FUNCTION DEFITIONS                           ///
+///                     FUNCTION DEFINITIONS                         ///
 ////////////////////////////////////////////////////////////////////////
 
 /**Function*************************************************************
@@ -53,7 +56,7 @@ void Io_WriteBlifLogic( Abc_Ntk_t * pNtk, char * FileName, int fWriteLatches )
 {
     Abc_Ntk_t * pNtkTemp;
     // derive the netlist
-    pNtkTemp = Abc_NtkLogicToNetlist(pNtk);
+    pNtkTemp = Abc_NtkToNetlist(pNtk);
     if ( pNtkTemp == NULL )
     {
         fprintf( stdout, "Writing BLIF has failed.\n" );
@@ -76,17 +79,52 @@ void Io_WriteBlifLogic( Abc_Ntk_t * pNtk, char * FileName, int fWriteLatches )
 ***********************************************************************/
 void Io_WriteBlif( Abc_Ntk_t * pNtk, char * FileName, int fWriteLatches )
 {
-    Abc_Ntk_t * pExdc;
     FILE * pFile;
+    Abc_Ntk_t * pNtkTemp;
+    int i;
     assert( Abc_NtkIsNetlist(pNtk) );
+    // start writing the file
     pFile = fopen( FileName, "w" );
     if ( pFile == NULL )
     {
         fprintf( stdout, "Io_WriteBlif(): Cannot open the output file.\n" );
         return;
     }
-    // write the model name
     fprintf( pFile, "# Benchmark \"%s\" written by ABC on %s\n", pNtk->pName, Extra_TimeStamp() );
+    // write the master network
+    Io_NtkWrite( pFile, pNtk, fWriteLatches );
+    // make sure there is no logic hierarchy
+    assert( Abc_NtkWhiteboxNum(pNtk) == 0 );
+    // write the hierarchy if present
+    if ( Abc_NtkBlackboxNum(pNtk) > 0 )
+    {
+        Vec_PtrForEachEntry( pNtk->pDesign->vModules, pNtkTemp, i )
+        {
+            if ( pNtkTemp == pNtk )
+                continue;
+            fprintf( pFile, "\n\n" );
+            Io_NtkWrite( pFile, pNtkTemp, fWriteLatches );
+        }
+    }
+    fclose( pFile );
+}
+
+/**Function*************************************************************
+
+  Synopsis    [Write the network into a BLIF file with the given name.]
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+void Io_NtkWrite( FILE * pFile, Abc_Ntk_t * pNtk, int fWriteLatches )
+{
+    Abc_Ntk_t * pExdc;
+    assert( Abc_NtkIsNetlist(pNtk) );
+    // write the model name
     fprintf( pFile, ".model %s\n", Abc_NtkName(pNtk) );
     // write the network
     Io_NtkWriteOne( pFile, pNtk, fWriteLatches );
@@ -100,7 +138,6 @@ void Io_WriteBlif( Abc_Ntk_t * pNtk, char * FileName, int fWriteLatches )
     }
     // finalize the file
     fprintf( pFile, ".end\n" );
-    fclose( pFile );
 }
 
 /**Function*************************************************************
@@ -118,7 +155,7 @@ void Io_NtkWriteOne( FILE * pFile, Abc_Ntk_t * pNtk, int fWriteLatches )
 {
     ProgressBar * pProgress;
     Abc_Obj_t * pNode, * pLatch;
-    int i;
+    int i, Length;
 
     // write the PIs
     fprintf( pFile, ".inputs" );
@@ -130,6 +167,21 @@ void Io_NtkWriteOne( FILE * pFile, Abc_Ntk_t * pNtk, int fWriteLatches )
     Io_NtkWritePos( pFile, pNtk, fWriteLatches );
     fprintf( pFile, "\n" );
 
+    // write the assertions
+    if ( Abc_NtkAssertNum(pNtk) )
+    {
+        fprintf( pFile, ".asserts" );
+        Io_NtkWriteAsserts( pFile, pNtk );
+        fprintf( pFile, "\n" );
+    }
+
+    // write the blackbox
+    if ( Abc_NtkHasBlackbox( pNtk ) )
+    {
+        fprintf( pFile, ".blackbox\n" );
+        return;
+    }
+
     // write the timing info
     Io_WriteTimingInfo( pFile, pNtk );
 
@@ -142,12 +194,23 @@ void Io_NtkWriteOne( FILE * pFile, Abc_Ntk_t * pNtk, int fWriteLatches )
         fprintf( pFile, "\n" );
     }
 
+    // write the subcircuits
+    assert( Abc_NtkWhiteboxNum(pNtk) == 0 );
+    if ( Abc_NtkBlackboxNum(pNtk) > 0 )
+    {
+        fprintf( pFile, "\n" );
+        Abc_NtkForEachBlackbox( pNtk, pNode, i )
+            Io_NtkWriteSubckt( pFile, pNode );
+        fprintf( pFile, "\n" );
+    }
+
     // write each internal node
+    Length = Abc_NtkHasMapping(pNtk)? Mio_LibraryReadGateNameMax(pNtk->pManFunc) : 0;
     pProgress = Extra_ProgressBarStart( stdout, Abc_NtkObjNumMax(pNtk) );
     Abc_NtkForEachNode( pNtk, pNode, i )
     {
         Extra_ProgressBarUpdate( pProgress, i, NULL );
-        Io_NtkWriteNode( pFile, pNode );
+        Io_NtkWriteNode( pFile, pNode, Length );
     }
     Extra_ProgressBarStop( pProgress );
 }
@@ -260,6 +323,8 @@ void Io_NtkWritePos( FILE * pFile, Abc_Ntk_t * pNtk, int fWriteLatches )
     {
         Abc_NtkForEachCo( pNtk, pTerm, i )
         {
+            if ( Abc_ObjIsAssert(pTerm) )
+                continue;
             pNet = Abc_ObjFanin0(pTerm);
             // get the line length after this name is written
             AddedLength = strlen(Abc_ObjName(pNet)) + 1;
@@ -277,6 +342,80 @@ void Io_NtkWritePos( FILE * pFile, Abc_Ntk_t * pNtk, int fWriteLatches )
     }
 }
 
+/**Function*************************************************************
+
+  Synopsis    [Writes the assertion list.]
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+void Io_NtkWriteAsserts( FILE * pFile, Abc_Ntk_t * pNtk )
+{
+    Abc_Obj_t * pTerm, * pNet;
+    int LineLength;
+    int AddedLength;
+    int NameCounter;
+    int i;
+
+    LineLength  = 8;
+    NameCounter = 0;
+
+    Abc_NtkForEachAssert( pNtk, pTerm, i )
+    {
+        pNet = Abc_ObjFanin0(pTerm);
+        // get the line length after this name is written
+        AddedLength = strlen(Abc_ObjName(pNet)) + 1;
+        if ( NameCounter && LineLength + AddedLength + 3 > IO_WRITE_LINE_LENGTH )
+        { // write the line extender
+            fprintf( pFile, " \\\n" );
+            // reset the line length
+            LineLength  = 0;
+            NameCounter = 0;
+        }
+        fprintf( pFile, " %s", Abc_ObjName(pNet) );
+        LineLength += AddedLength;
+        NameCounter++;
+    }
+}
+
+/**Function*************************************************************
+
+  Synopsis    [Write the latch into a file.]
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+void Io_NtkWriteSubckt( FILE * pFile, Abc_Obj_t * pNode )
+{
+    Abc_Ntk_t * pModel = pNode->pData;
+    Abc_Obj_t * pTerm;
+    int i;
+    // write the subcircuit
+//    fprintf( pFile, ".subckt %s %s", Abc_NtkName(pModel), Abc_ObjName(pNode) );
+    fprintf( pFile, ".subckt %s", Abc_NtkName(pModel) );
+    // write pairs of the formal=actual names
+    Abc_NtkForEachPi( pModel, pTerm, i )
+    {
+        fprintf( pFile, " %s", Abc_ObjName(Abc_ObjFanout0(pTerm)) );
+        pTerm = Abc_ObjFanin( pNode, i );
+        fprintf( pFile, "=%s", Abc_ObjName(Abc_ObjFanin0(pTerm)) );
+    }
+    Abc_NtkForEachPo( pModel, pTerm, i )
+    {
+        fprintf( pFile, " %s", Abc_ObjName(Abc_ObjFanin0(pTerm)) );
+        pTerm = Abc_ObjFanout( pNode, i );
+        fprintf( pFile, "=%s", Abc_ObjName(Abc_ObjFanout0(pTerm)) );
+    }
+    fprintf( pFile, "\n" );
+}
 
 /**Function*************************************************************
 
@@ -293,14 +432,14 @@ void Io_NtkWriteLatch( FILE * pFile, Abc_Obj_t * pLatch )
 {
     Abc_Obj_t * pNetLi, * pNetLo;
     int Reset;
-    pNetLi = Abc_ObjFanin0( pLatch );
-    pNetLo = Abc_ObjFanout0( pLatch );
+    pNetLi = Abc_ObjFanin0( Abc_ObjFanin0(pLatch) );
+    pNetLo = Abc_ObjFanout0( Abc_ObjFanout0(pLatch) );
     Reset  = (int)Abc_ObjData( pLatch );
     // write the latch line
     fprintf( pFile, ".latch" );
     fprintf( pFile, " %10s",    Abc_ObjName(pNetLi) );
     fprintf( pFile, " %10s",    Abc_ObjName(pNetLo) );
-    fprintf( pFile, "  %d\n",   Reset );
+    fprintf( pFile, "  %d\n",   Reset-1 );
 }
 
 
@@ -315,13 +454,13 @@ void Io_NtkWriteLatch( FILE * pFile, Abc_Obj_t * pLatch )
   SeeAlso     []
 
 ***********************************************************************/
-void Io_NtkWriteNode( FILE * pFile, Abc_Obj_t * pNode )
+void Io_NtkWriteNode( FILE * pFile, Abc_Obj_t * pNode, int Length )
 {
     if ( Abc_NtkHasMapping(pNode->pNtk) )
     {
         // write the .gate line
         fprintf( pFile, ".gate" );
-        Io_NtkWriteNodeGate( pFile, pNode );
+        Io_NtkWriteNodeGate( pFile, pNode, Length );
         fprintf( pFile, "\n" );
     }
     else
@@ -346,17 +485,17 @@ void Io_NtkWriteNode( FILE * pFile, Abc_Obj_t * pNode )
   SeeAlso     []
 
 ***********************************************************************/
-void Io_NtkWriteNodeGate( FILE * pFile, Abc_Obj_t * pNode )
+void Io_NtkWriteNodeGate( FILE * pFile, Abc_Obj_t * pNode, int Length )
 {
     Mio_Gate_t * pGate = pNode->pData;
     Mio_Pin_t * pGatePin;
     int i;
     // write the node
-    fprintf( pFile, " %s ", Mio_GateReadName(pGate) );
+    fprintf( pFile, " %-*s ", Length, Mio_GateReadName(pGate) );
     for ( pGatePin = Mio_GateReadPins(pGate), i = 0; pGatePin; pGatePin = Mio_PinReadNext(pGatePin), i++ )
         fprintf( pFile, "%s=%s ", Mio_PinReadName(pGatePin), Abc_ObjName( Abc_ObjFanin(pNode,i) ) );
     assert ( i == Abc_ObjFaninNum(pNode) );
-    fprintf( pFile, "%s=%s", Mio_GateReadOutName(pGate), Abc_ObjName(pNode) );
+    fprintf( pFile, "%s=%s", Mio_GateReadOutName(pGate), Abc_ObjName( Abc_ObjFanout0(pNode) ) );
 }
 
 /**Function*************************************************************