From 1afa8a2f38bacb9f2f8faaf06b4f01c70560a419 Mon Sep 17 00:00:00 2001
From: Alan Mishchenko <alanmi@berkeley.edu>
Date: Fri, 25 Jul 2008 08:01:00 -0700
Subject: Version abc80725

---
 src/aig/int/intInter.c | 140 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 140 insertions(+)
 create mode 100644 src/aig/int/intInter.c

(limited to 'src/aig/int/intInter.c')

diff --git a/src/aig/int/intInter.c b/src/aig/int/intInter.c
new file mode 100644
index 00000000..592eedcf
--- /dev/null
+++ b/src/aig/int/intInter.c
@@ -0,0 +1,140 @@
+/**CFile****************************************************************
+
+  FileName    [intInter.c]
+
+  SystemName  [ABC: Logic synthesis and verification system.]
+
+  PackageName [Interpolation engine.]
+
+  Synopsis    [Experimental procedures to derive and compare interpolants.]
+
+  Author      [Alan Mishchenko]
+  
+  Affiliation [UC Berkeley]
+
+  Date        [Ver. 1.0. Started - June 24, 2008.]
+
+  Revision    [$Id: intInter.c,v 1.00 2005/06/20 00:00:00 alanmi Exp $]
+
+***********************************************************************/
+
+#include "intInt.h"
+
+////////////////////////////////////////////////////////////////////////
+///                        DECLARATIONS                              ///
+////////////////////////////////////////////////////////////////////////
+
+////////////////////////////////////////////////////////////////////////
+///                     FUNCTION DEFINITIONS                         ///
+////////////////////////////////////////////////////////////////////////
+
+/**Function*************************************************************
+
+  Synopsis    []
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+Aig_Man_t * Inter_ManDupExpand( Aig_Man_t * pInter, Aig_Man_t * pOther )
+{
+    Aig_Man_t * pInterC;
+    assert( Aig_ManPiNum(pInter) <= Aig_ManPiNum(pOther) );
+    pInterC = Aig_ManDupSimple( pInter );
+    Aig_IthVar( pInterC, Aig_ManPiNum(pOther)-1 );
+    assert( Aig_ManPiNum(pInterC) == Aig_ManPiNum(pOther) );
+    return pInterC;
+}
+
+/**Function*************************************************************
+
+  Synopsis    []
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+void Inter_ManVerifyInterpolant1( Inta_Man_t * pMan, Sto_Man_t * pCnf, Aig_Man_t * pInter )
+{
+    extern Aig_Man_t * Inta_ManDeriveClauses( Inta_Man_t * pMan, Sto_Man_t * pCnf, int fClausesA );
+    Aig_Man_t * pLower, * pUpper, * pInterC;
+    int RetValue1, RetValue2;
+
+    pLower = Inta_ManDeriveClauses( pMan, pCnf, 1 );
+    pUpper = Inta_ManDeriveClauses( pMan, pCnf, 0 );
+    Aig_ManFlipFirstPo( pUpper );
+
+    pInterC = Inter_ManDupExpand( pInter, pLower );
+    RetValue1 = Inter_ManCheckContainment( pLower, pInterC );
+    Aig_ManStop( pInterC );
+
+    pInterC = Inter_ManDupExpand( pInter, pUpper );
+    RetValue2 = Inter_ManCheckContainment( pInterC, pUpper );
+    Aig_ManStop( pInterC );
+    
+    if ( RetValue1 && RetValue2 )
+        printf( "Im is correct.\n" );
+    if ( !RetValue1 )
+        printf( "Property A => Im fails.\n" );
+    if ( !RetValue2 )
+        printf( "Property Im => !B fails.\n" );
+
+    Aig_ManStop( pLower );
+    Aig_ManStop( pUpper );
+}
+
+/**Function*************************************************************
+
+  Synopsis    []
+
+  Description []
+               
+  SideEffects []
+
+  SeeAlso     []
+
+***********************************************************************/
+void Inter_ManVerifyInterpolant2( Intb_Man_t * pMan, Sto_Man_t * pCnf, Aig_Man_t * pInter )
+{
+    extern Aig_Man_t * Intb_ManDeriveClauses( Intb_Man_t * pMan, Sto_Man_t * pCnf, int fClausesA );
+    Aig_Man_t * pLower, * pUpper, * pInterC;
+    int RetValue1, RetValue2;
+
+    pLower = Intb_ManDeriveClauses( pMan, pCnf, 1 );
+    pUpper = Intb_ManDeriveClauses( pMan, pCnf, 0 );
+    Aig_ManFlipFirstPo( pUpper );
+
+    pInterC = Inter_ManDupExpand( pInter, pLower );
+//Aig_ManPrintStats( pLower );
+//Aig_ManPrintStats( pUpper );
+//Aig_ManPrintStats( pInterC );
+//Aig_ManDumpBlif( pInterC, "inter_c.blif", NULL, NULL );
+    RetValue1 = Inter_ManCheckContainment( pLower, pInterC );
+    Aig_ManStop( pInterC );
+
+    pInterC = Inter_ManDupExpand( pInter, pUpper );
+    RetValue2 = Inter_ManCheckContainment( pInterC, pUpper );
+    Aig_ManStop( pInterC );
+    
+    if ( RetValue1 && RetValue2 )
+        printf( "Ip is correct.\n" );
+    if ( !RetValue1 )
+        printf( "Property A => Ip fails.\n" );
+    if ( !RetValue2 )
+        printf( "Property Ip => !B fails.\n" );
+
+    Aig_ManStop( pLower );
+    Aig_ManStop( pUpper );
+}
+
+////////////////////////////////////////////////////////////////////////
+///                       END OF FILE                                ///
+////////////////////////////////////////////////////////////////////////
+
+
-- 
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