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+/**CFile****************************************************************
+
+ FileName [darScript.c]
+
+ SystemName [ABC: Logic synthesis and verification system.]
+
+ PackageName [DAG-aware AIG rewriting.]
+
+ Synopsis [Rewriting scripts.]
+
+ Author [Alan Mishchenko]
+
+ Affiliation [UC Berkeley]
+
+ Date [Ver. 1.0. Started - April 28, 2007.]
+
+ Revision [$Id: darScript.c,v 1.00 2007/04/28 00:00:00 alanmi Exp $]
+
+***********************************************************************/
+
+#include "darInt.h"
+//#include "ioa.h"
+
+////////////////////////////////////////////////////////////////////////
+/// DECLARATIONS ///
+////////////////////////////////////////////////////////////////////////
+
+////////////////////////////////////////////////////////////////////////
+/// FUNCTION DEFINITIONS ///
+////////////////////////////////////////////////////////////////////////
+
+/**Function*************************************************************
+
+ Synopsis [Performs one iteration of AIG rewriting.]
+
+ Description []
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+Aig_Man_t * Dar_ManRewriteDefault( Aig_Man_t * pAig )
+{
+ Aig_Man_t * pTemp;
+ Dar_RwrPar_t Pars, * pPars = &Pars;
+ Dar_ManDefaultRwrParams( pPars );
+ pAig = Aig_ManDup( pTemp = pAig, 0 );
+ Aig_ManStop( pTemp );
+ Dar_ManRewrite( pAig, pPars );
+ pAig = Aig_ManDup( pTemp = pAig, 0 );
+ Aig_ManStop( pTemp );
+ return pAig;
+}
+
+/**Function*************************************************************
+
+ Synopsis [Reproduces script "compress2".]
+
+ Description []
+
+ SideEffects [This procedure does not tighten level during restructuring.]
+
+ SeeAlso []
+
+***********************************************************************/
+Aig_Man_t * Dar_ManRwsat( Aig_Man_t * pAig, int fBalance, int fVerbose )
+//alias rwsat "st; rw -l; b -l; rw -l; rf -l"
+{
+ Aig_Man_t * pTemp;
+
+ Dar_RwrPar_t ParsRwr, * pParsRwr = &ParsRwr;
+ Dar_RefPar_t ParsRef, * pParsRef = &ParsRef;
+
+ Dar_ManDefaultRwrParams( pParsRwr );
+ Dar_ManDefaultRefParams( pParsRef );
+
+ pParsRwr->fUpdateLevel = 0;
+ pParsRef->fUpdateLevel = 0;
+
+ pParsRwr->fVerbose = fVerbose;
+ pParsRef->fVerbose = fVerbose;
+
+ pAig = Aig_ManDup( pTemp = pAig, 0 );
+ Aig_ManStop( pTemp );
+
+ // rewrite
+ Dar_ManRewrite( pAig, pParsRwr );
+ pAig = Aig_ManDup( pTemp = pAig, 0 );
+ Aig_ManStop( pTemp );
+
+ // refactor
+ Dar_ManRefactor( pAig, pParsRef );
+ pAig = Aig_ManDup( pTemp = pAig, 0 );
+ Aig_ManStop( pTemp );
+
+ // balance
+ if ( fBalance )
+ {
+ pAig = Dar_ManBalance( pTemp = pAig, 0 );
+ Aig_ManStop( pTemp );
+ }
+
+ // rewrite
+ Dar_ManRewrite( pAig, pParsRwr );
+ pAig = Aig_ManDup( pTemp = pAig, 0 );
+ Aig_ManStop( pTemp );
+
+ return pAig;
+}
+
+
+/**Function*************************************************************
+
+ Synopsis [Reproduces script "compress".]
+
+ Description []
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+Aig_Man_t * Dar_ManCompress( Aig_Man_t * pAig, int fBalance, int fUpdateLevel, int fVerbose )
+//alias compress2 "b -l; rw -l; rwz -l; b -l; rwz -l; b -l"
+{
+ Aig_Man_t * pTemp;
+
+ Dar_RwrPar_t ParsRwr, * pParsRwr = &ParsRwr;
+ Dar_RefPar_t ParsRef, * pParsRef = &ParsRef;
+
+ Dar_ManDefaultRwrParams( pParsRwr );
+ Dar_ManDefaultRefParams( pParsRef );
+
+ pParsRwr->fUpdateLevel = fUpdateLevel;
+ pParsRef->fUpdateLevel = fUpdateLevel;
+
+ pParsRwr->fVerbose = 0;//fVerbose;
+ pParsRef->fVerbose = 0;//fVerbose;
+
+ pAig = Aig_ManDup( pAig, 0 );
+ if ( fVerbose ) Aig_ManPrintStats( pAig );
+
+ // balance
+ if ( fBalance )
+ {
+// pAig = Dar_ManBalance( pTemp = pAig, fUpdateLevel );
+// Aig_ManStop( pTemp );
+// if ( fVerbose ) Aig_ManPrintStats( pAig );
+ }
+
+ // rewrite
+ Dar_ManRewrite( pAig, pParsRwr );
+ pAig = Aig_ManDup( pTemp = pAig, 0 );
+ Aig_ManStop( pTemp );
+ if ( fVerbose ) Aig_ManPrintStats( pAig );
+
+ // refactor
+ Dar_ManRefactor( pAig, pParsRef );
+ pAig = Aig_ManDup( pTemp = pAig, 0 );
+ Aig_ManStop( pTemp );
+ if ( fVerbose ) Aig_ManPrintStats( pAig );
+
+ // balance
+ if ( fBalance )
+ {
+ pAig = Dar_ManBalance( pTemp = pAig, fUpdateLevel );
+ Aig_ManStop( pTemp );
+ if ( fVerbose ) Aig_ManPrintStats( pAig );
+ }
+
+ pParsRwr->fUseZeros = 1;
+ pParsRef->fUseZeros = 1;
+
+ // rewrite
+ Dar_ManRewrite( pAig, pParsRwr );
+ pAig = Aig_ManDup( pTemp = pAig, 0 );
+ Aig_ManStop( pTemp );
+ if ( fVerbose ) Aig_ManPrintStats( pAig );
+
+ return pAig;
+}
+
+/**Function*************************************************************
+
+ Synopsis [Reproduces script "compress2".]
+
+ Description []
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+Aig_Man_t * Dar_ManCompress2( Aig_Man_t * pAig, int fBalance, int fUpdateLevel, int fVerbose )
+//alias compress2 "b -l; rw -l; rf -l; b -l; rw -l; rwz -l; b -l; rfz -l; rwz -l; b -l"
+{
+ Aig_Man_t * pTemp;
+
+ Dar_RwrPar_t ParsRwr, * pParsRwr = &ParsRwr;
+ Dar_RefPar_t ParsRef, * pParsRef = &ParsRef;
+
+ Dar_ManDefaultRwrParams( pParsRwr );
+ Dar_ManDefaultRefParams( pParsRef );
+
+ pParsRwr->fUpdateLevel = fUpdateLevel;
+ pParsRef->fUpdateLevel = fUpdateLevel;
+
+ pParsRwr->fVerbose = 0;//fVerbose;
+ pParsRef->fVerbose = 0;//fVerbose;
+
+ pAig = Aig_ManDup( pAig, 0 );
+ if ( fVerbose ) Aig_ManPrintStats( pAig );
+
+ // balance
+ if ( fBalance )
+ {
+// pAig = Dar_ManBalance( pTemp = pAig, fUpdateLevel );
+// Aig_ManStop( pTemp );
+// if ( fVerbose ) Aig_ManPrintStats( pAig );
+ }
+
+
+ // rewrite
+ Dar_ManRewrite( pAig, pParsRwr );
+ pAig = Aig_ManDup( pTemp = pAig, 0 );
+ Aig_ManStop( pTemp );
+ if ( fVerbose ) Aig_ManPrintStats( pAig );
+
+ // refactor
+ Dar_ManRefactor( pAig, pParsRef );
+ pAig = Aig_ManDup( pTemp = pAig, 0 );
+ Aig_ManStop( pTemp );
+ if ( fVerbose ) Aig_ManPrintStats( pAig );
+
+ // balance
+// if ( fBalance )
+ {
+ pAig = Dar_ManBalance( pTemp = pAig, fUpdateLevel );
+ Aig_ManStop( pTemp );
+ if ( fVerbose ) Aig_ManPrintStats( pAig );
+ }
+
+ // rewrite
+ Dar_ManRewrite( pAig, pParsRwr );
+ pAig = Aig_ManDup( pTemp = pAig, 0 );
+ Aig_ManStop( pTemp );
+ if ( fVerbose ) Aig_ManPrintStats( pAig );
+
+ pParsRwr->fUseZeros = 1;
+ pParsRef->fUseZeros = 1;
+
+ // rewrite
+ Dar_ManRewrite( pAig, pParsRwr );
+ pAig = Aig_ManDup( pTemp = pAig, 0 );
+ Aig_ManStop( pTemp );
+ if ( fVerbose ) Aig_ManPrintStats( pAig );
+
+ // balance
+ if ( fBalance )
+ {
+ pAig = Dar_ManBalance( pTemp = pAig, fUpdateLevel );
+ Aig_ManStop( pTemp );
+ if ( fVerbose ) Aig_ManPrintStats( pAig );
+ }
+
+ // refactor
+ Dar_ManRefactor( pAig, pParsRef );
+ pAig = Aig_ManDup( pTemp = pAig, 0 );
+ Aig_ManStop( pTemp );
+ if ( fVerbose ) Aig_ManPrintStats( pAig );
+
+ // rewrite
+ Dar_ManRewrite( pAig, pParsRwr );
+ pAig = Aig_ManDup( pTemp = pAig, 0 );
+ Aig_ManStop( pTemp );
+ if ( fVerbose ) Aig_ManPrintStats( pAig );
+
+ // balance
+ if ( fBalance )
+ {
+ pAig = Dar_ManBalance( pTemp = pAig, fUpdateLevel );
+ Aig_ManStop( pTemp );
+ if ( fVerbose ) Aig_ManPrintStats( pAig );
+ }
+ return pAig;
+}
+
+/**Function*************************************************************
+
+ Synopsis [Reproduces script "compress2".]
+
+ Description []
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+Vec_Ptr_t * Dar_ManChoiceSynthesis( Aig_Man_t * pAig, int fBalance, int fUpdateLevel, int fVerbose )
+//alias resyn "b; rw; rwz; b; rwz; b"
+//alias resyn2 "b; rw; rf; b; rw; rwz; b; rfz; rwz; b"
+{
+ Vec_Ptr_t * vAigs;
+ vAigs = Vec_PtrAlloc( 3 );
+ pAig = Aig_ManDup(pAig, 0);
+ Vec_PtrPush( vAigs, pAig );
+ pAig = Dar_ManCompress (pAig, 0, fUpdateLevel, fVerbose);
+ Vec_PtrPush( vAigs, pAig );
+ pAig = Dar_ManCompress2(pAig, fBalance, fUpdateLevel, fVerbose);
+ Vec_PtrPush( vAigs, pAig );
+ return vAigs;
+}
+
+/**Function*************************************************************
+
+ Synopsis [Gives the current ABC network to AIG manager for processing.]
+
+ Description []
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+/*
+Vec_Ptr_t * Dar_ManChoiceSynthesisExt()
+{
+ Vec_Ptr_t * vAigs;
+ Aig_Man_t * pMan;
+ vAigs = Vec_PtrAlloc( 3 );
+ pMan = Ioa_ReadAiger( "i10_1.aig", 1 );
+ Vec_PtrPush( vAigs, pMan );
+ pMan = Ioa_ReadAiger( "i10_2.aig", 1 );
+ Vec_PtrPush( vAigs, pMan );
+ pMan = Ioa_ReadAiger( "i10_3.aig", 1 );
+ Vec_PtrPush( vAigs, pMan );
+ return vAigs;
+}
+*/
+
+/**Function*************************************************************
+
+ Synopsis [Reproduces script "compress2".]
+
+ Description []
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+Aig_Man_t * Dar_ManChoice( Aig_Man_t * pAig, int fBalance, int fUpdateLevel, int fVerbose )
+{
+/*
+ Aig_Man_t * pMan, * pTemp;
+ Vec_Ptr_t * vAigs;
+ int i, clk;
+
+clk = clock();
+// vAigs = Dar_ManChoiceSynthesisExt();
+ vAigs = Dar_ManChoiceSynthesis( pAig, fBalance, fUpdateLevel, fVerbose );
+
+ // swap the first and last network
+ // this should lead to the primary choice being "better" because of synthesis
+ pMan = Vec_PtrPop( vAigs );
+ Vec_PtrPush( vAigs, Vec_PtrEntry(vAigs,0) );
+ Vec_PtrWriteEntry( vAigs, 0, pMan );
+
+if ( fVerbose )
+{
+PRT( "Synthesis time", clock() - clk );
+}
+clk = clock();
+ pMan = Aig_ManChoicePartitioned( vAigs, 300 );
+ Vec_PtrForEachEntry( vAigs, pTemp, i )
+ Aig_ManStop( pTemp );
+ Vec_PtrFree( vAigs );
+if ( fVerbose )
+{
+PRT( "Choicing time ", clock() - clk );
+}
+ return pMan;
+*/
+ return NULL;
+}
+
+////////////////////////////////////////////////////////////////////////
+/// END OF FILE ///
+////////////////////////////////////////////////////////////////////////
+
+
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