Version abc60407

1 files changed, 261 insertions, 0 deletions

diff --git a/src/base/abci/abcGen.c b/src/base/abci/abcGen.c
new file mode 100644
index 00000000..626e5e1e
--- /dev/null
+++ b/src/base/abci/abcGen.c
@@ -0,0 +1,261 @@
+/**CFile****************************************************************
+
+  FileName    [abc_.c]
+
+  SystemName  [ABC: Logic synthesis and verification system.]
+
+  PackageName [Network and node package.]
+
+  Synopsis    []
+
+  Author      [Alan Mishchenko]
+  
+  Affiliation [UC Berkeley]
+
+  Date        [Ver. 1.0. Started - June 20, 2005.]
+
+  Revision    [$Id: abc_.c,v 1.00 2005/06/20 00:00:00 alanmi Exp $]
+
+***********************************************************************/
+
+#include "abc.h"
+
+////////////////////////////////////////////////////////////////////////
+///                        DECLARATIONS                              ///
+////////////////////////////////////////////////////////////////////////
+
+void Abc_WriteLayer( FILE * pFile, int nVars, int fSkip1 );
+void Abc_WriteComp( FILE * pFile );
+void Abc_WriteFullAdder( FILE * pFile );
+
+void Abc_GenAdder( char * pFileName, int nVars );
+void Abc_GenSorter( char * pFileName, int nVars );
+
+////////////////////////////////////////////////////////////////////////
+///                     FUNCTION DEFINITIONS                         ///
+////////////////////////////////////////////////////////////////////////
+
+/**Function*************************************************************
+
+  Synopsis    []
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+void Abc_GenAdder( char * pFileName, int nVars )
+{
+    FILE * pFile;
+    int i;
+
+    assert( nVars > 0 );
+
+    pFile = fopen( pFileName, "w" );
+    fprintf( pFile, "# %d-bit ripple-carry adder generated by ABC on %s\n", nVars, Extra_TimeStamp() );
+    fprintf( pFile, ".model Adder%02d\n", nVars );
+
+    fprintf( pFile, ".inputs" );
+    for ( i = 0; i < nVars; i++ )
+        fprintf( pFile, " a%02d", i );
+    for ( i = 0; i < nVars; i++ )
+        fprintf( pFile, " b%02d", i );
+    fprintf( pFile, "\n" );
+
+    fprintf( pFile, ".outputs" );
+    for ( i = 0; i <= nVars; i++ )
+        fprintf( pFile, " y%02d", i );
+    fprintf( pFile, "\n" );
+
+    fprintf( pFile, ".names c\n" );
+    if ( nVars == 1 )
+        fprintf( pFile, ".subckt FA a=a00 b=b00 cin=c s=y00 cout=y01\n" );
+    else
+    {
+        fprintf( pFile, ".subckt FA a=a00 b=b00 cin=c s=y00 cout=%02d\n", 0 );
+        for ( i = 1; i < nVars-1; i++ )
+            fprintf( pFile, ".subckt FA a=a%02d b=b%02d cin=%02d s=y%02d cout=%02d\n", i, i, i-1, i, i );
+        fprintf( pFile, ".subckt FA a=a%02d b=b%02d cin=%02d s=y%02d cout=y%02d\n", i, i, i-1, i, i+1 );
+    }
+    fprintf( pFile, ".end\n" ); 
+    fprintf( pFile, "\n" );
+
+    Abc_WriteFullAdder( pFile );
+    fclose( pFile );
+}
+
+/**Function*************************************************************
+
+  Synopsis    []
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+void Abc_GenSorter( char * pFileName, int nVars )
+{
+    FILE * pFile;
+    int i, k, Counter, nDigits;
+
+    assert( nVars > 1 );
+
+    pFile = fopen( pFileName, "w" );
+    fprintf( pFile, "# %d-bit sorter generated by ABC on %s\n", nVars, Extra_TimeStamp() );
+    fprintf( pFile, ".model Sorter%02d\n", nVars );
+
+    fprintf( pFile, ".inputs" );
+    for ( i = 0; i < nVars; i++ )
+        fprintf( pFile, " x%02d", i );
+    fprintf( pFile, "\n" );
+
+    fprintf( pFile, ".outputs" );
+    for ( i = 0; i < nVars; i++ )
+        fprintf( pFile, " y%02d", i );
+    fprintf( pFile, "\n" );
+
+    Counter = 0;
+    nDigits = Extra_Base10Log( (nVars-2)*nVars );
+    if ( nVars == 2 )
+        fprintf( pFile, ".subckt Comp a=x00 b=x01 x=y00 y=y01\n" );
+    else
+    {
+        fprintf( pFile, ".subckt Layer0" );
+        for ( k = 0; k < nVars; k++ )
+            fprintf( pFile, " x%02d=x%02d", k, k );
+        for ( k = 0; k < nVars; k++ )
+            fprintf( pFile, " y%02d=%0*d", k, nDigits, Counter++ );
+        fprintf( pFile, "\n" );
+        Counter -= nVars;
+        for ( i = 1; i < nVars-2; i++ )
+        {
+            fprintf( pFile, ".subckt Layer%d", (i&1) );
+            for ( k = 0; k < nVars; k++ )
+                fprintf( pFile, " x%02d=%0*d", k, nDigits, Counter++ );
+            for ( k = 0; k < nVars; k++ )
+                fprintf( pFile, " y%02d=%0*d", k, nDigits, Counter++ );
+            fprintf( pFile, "\n" );
+            Counter -= nVars;
+        }
+        fprintf( pFile, ".subckt Layer%d", (i&1) );
+        for ( k = 0; k < nVars; k++ )
+            fprintf( pFile, " x%02d=%0*d", k, nDigits, Counter++ );
+        for ( k = 0; k < nVars; k++ )
+            fprintf( pFile, " y%02d=y%02d", k, k );
+        fprintf( pFile, "\n" );
+    }
+    fprintf( pFile, ".end\n" ); 
+    fprintf( pFile, "\n" );
+
+    Abc_WriteLayer( pFile, nVars, 0 );
+    Abc_WriteLayer( pFile, nVars, 1 );
+    Abc_WriteComp( pFile );
+    fclose( pFile );
+}
+
+/**Function*************************************************************
+
+  Synopsis    []
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+void Abc_WriteLayer( FILE * pFile, int nVars, int fSkip1 )
+{
+    int i;
+    fprintf( pFile, ".model Layer%d\n", fSkip1 );
+    fprintf( pFile, ".inputs" ); 
+    for ( i = 0; i < nVars; i++ )
+        fprintf( pFile, " x%02d", i ); 
+    fprintf( pFile, "\n" ); 
+    fprintf( pFile, ".outputs" ); 
+    for ( i = 0; i < nVars; i++ )
+        fprintf( pFile, " y%02d", i ); 
+    fprintf( pFile, "\n" ); 
+    if ( fSkip1 )
+    {
+        fprintf( pFile, ".names x00 y00\n" ); 
+        fprintf( pFile, "1 1\n" ); 
+        i = 1;
+    }
+    else
+        i = 0;
+    for ( ; i + 1 < nVars; i += 2 )
+        fprintf( pFile, ".subckt Comp a=x%02d b=x%02d x=y%02d y=y%02d\n", i, i+1, i, i+1 );
+    if ( i < nVars )
+    {
+        fprintf( pFile, ".names x%02d y%02d\n", i, i ); 
+        fprintf( pFile, "1 1\n" ); 
+    }
+    fprintf( pFile, ".end\n" ); 
+    fprintf( pFile, "\n" ); 
+}
+
+/**Function*************************************************************
+
+  Synopsis    []
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+void Abc_WriteComp( FILE * pFile )
+{
+    fprintf( pFile, ".model Comp\n" );
+    fprintf( pFile, ".inputs a b\n" ); 
+    fprintf( pFile, ".outputs x y\n" ); 
+    fprintf( pFile, ".names a b x\n" ); 
+    fprintf( pFile, "11 1\n" ); 
+    fprintf( pFile, ".names a b y\n" ); 
+    fprintf( pFile, "1- 1\n" ); 
+    fprintf( pFile, "-1 1\n" ); 
+    fprintf( pFile, ".end\n" ); 
+    fprintf( pFile, "\n" ); 
+}
+
+/**Function*************************************************************
+
+  Synopsis    []
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+void Abc_WriteFullAdder( FILE * pFile )
+{
+    fprintf( pFile, ".model FA\n" );
+    fprintf( pFile, ".inputs a b cin\n" ); 
+    fprintf( pFile, ".outputs s cout\n" ); 
+    fprintf( pFile, ".names a b k\n" ); 
+    fprintf( pFile, "10 1\n" ); 
+    fprintf( pFile, "01 1\n" ); 
+    fprintf( pFile, ".names k cin s\n" ); 
+    fprintf( pFile, "10 1\n" ); 
+    fprintf( pFile, "01 1\n" ); 
+    fprintf( pFile, ".names a b cin cout\n" ); 
+    fprintf( pFile, "11- 1\n" ); 
+    fprintf( pFile, "1-1 1\n" ); 
+    fprintf( pFile, "-11 1\n" ); 
+    fprintf( pFile, ".end\n" ); 
+    fprintf( pFile, "\n" ); 
+}
+
+////////////////////////////////////////////////////////////////////////
+///                       END OF FILE                                ///
+////////////////////////////////////////////////////////////////////////
+
+