From 48fce79453b6d3bc591303075e4f3ae95a821f62 Mon Sep 17 00:00:00 2001
From: Alan Mishchenko <alanmi@berkeley.edu>
Date: Mon, 1 Apr 2013 18:39:42 -0700
Subject: Updating 'sim3' to move the design into the last rare state.

---
 src/proof/ssw/ssw.h       |  2 +-
 src/proof/ssw/sswRarity.c | 16 ++++++++++++----
 2 files changed, 13 insertions(+), 5 deletions(-)

(limited to 'src/proof/ssw')

diff --git a/src/proof/ssw/ssw.h b/src/proof/ssw/ssw.h
index 8633835c..fd6fb13d 100644
--- a/src/proof/ssw/ssw.h
+++ b/src/proof/ssw/ssw.h
@@ -118,7 +118,7 @@ extern int           Ssw_SecGeneral( Aig_Man_t * pAig1, Aig_Man_t * pAig2, Ssw_P
 extern int           Ssw_SecGeneralMiter( Aig_Man_t * pMiter, Ssw_Pars_t * pPars );
 /*=== sswRarity.c ===================================================*/
 extern int           Ssw_RarSignalFilter( Aig_Man_t * pAig, int nFrames, int nWords, int nBinSize, int nRounds, int nRestart, int nRandSeed, int TimeOut, int fMiter, Abc_Cex_t * pCex, int fLatchOnly, int fVerbose );
-extern int           Ssw_RarSimulate( Aig_Man_t * pAig, int nFrames, int nWords, int nBinSize, int nRounds, int nRestart, int nRandSeed, int TimeOut, int TimeOutGap, int fSolveAll, int fVerbose, int fNotVerbose );
+extern int           Ssw_RarSimulate( Aig_Man_t * pAig, int nFrames, int nWords, int nBinSize, int nRounds, int nRestart, int nRandSeed, int TimeOut, int TimeOutGap, int fSolveAll, int fSetLastState, int fVerbose, int fNotVerbose );
 /*=== sswSim.c ===================================================*/
 extern Ssw_Sml_t *   Ssw_SmlSimulateComb( Aig_Man_t * pAig, int nWords );
 extern Ssw_Sml_t *   Ssw_SmlSimulateSeq( Aig_Man_t * pAig, int nPref, int nFrames, int nWords );
diff --git a/src/proof/ssw/sswRarity.c b/src/proof/ssw/sswRarity.c
index 85ba67d5..3a7a67bd 100644
--- a/src/proof/ssw/sswRarity.c
+++ b/src/proof/ssw/sswRarity.c
@@ -591,8 +591,8 @@ int Ssw_RarManCheckNonConstOutputs( Ssw_RarMan_t * p, int * pnSolvedNow, int iFr
         (*pnSolvedNow)++;
         if ( p->vCexes == NULL )
             p->vCexes = Vec_PtrStart( Saig_ManPoNum(p->pAig) );
-        assert( Vec_PtrEntry(p->vCexes, p->iFailPo) == NULL );
-        Vec_PtrWriteEntry( p->vCexes, p->iFailPo, (void *)(ABC_PTRINT_T)1 );
+        assert( Vec_PtrEntry(p->vCexes, i) == NULL );
+        Vec_PtrWriteEntry( p->vCexes, i, (void *)(ABC_PTRINT_T)1 );
         // print final report
         if ( !fNotVerbose )
         {
@@ -657,6 +657,8 @@ void Ssw_RarManSimulate( Ssw_RarMan_t * p, Vec_Int_t * vInit, int fUpdate, int f
         Flip1 = Aig_ObjFaninC1(pObj) ? ~(word)0 : 0;
         for ( w = 0; w < p->nWords; w++ )
             pSim[w] = (Flip0 ^ pSim0[w]) & (Flip1 ^ pSim1[w]);
+
+
         if ( !fUpdate )
             continue;
         // check classes
@@ -941,7 +943,7 @@ int Ssw_RarCheckTrivial( Aig_Man_t * pAig, int fVerbose )
   SeeAlso     []
 
 ***********************************************************************/
-int Ssw_RarSimulate( Aig_Man_t * pAig, int nFrames, int nWords, int nBinSize, int nRounds, int nRestart, int nRandSeed, int TimeOut, int TimeOutGap, int fSolveAll, int fVerbose, int fNotVerbose )
+int Ssw_RarSimulate( Aig_Man_t * pAig, int nFrames, int nWords, int nBinSize, int nRounds, int nRestart, int nRandSeed, int TimeOut, int TimeOutGap, int fSolveAll, int fSetLastState, int fVerbose, int fNotVerbose )
 {
     int fTryBmc = 0;
     int fMiter = 1;
@@ -1059,6 +1061,12 @@ int Ssw_RarSimulate( Aig_Man_t * pAig, int nFrames, int nWords, int nBinSize, in
 
     }
 finish:
+    if ( fSetLastState && p->vInits )
+    {
+        assert( Vec_IntSize(p->vInits) % Aig_ManRegNum(pAig) == 0 );
+        Vec_IntShrink( p->vInits, Aig_ManRegNum(pAig) );
+        pAig->pData = p->vInits;  p->vInits = NULL;
+    }
     if ( nSolved )
     {
         if ( fVerbose && !fSolveAll ) Abc_Print( 1, "\n" );
@@ -1095,7 +1103,7 @@ int Ssw_RarSimulateGia( Gia_Man_t * p, int nFrames, int nWords, int nBinSize, in
     Aig_Man_t * pAig;
     int RetValue;
     pAig = Gia_ManToAigSimple( p );
-    RetValue = Ssw_RarSimulate( pAig, nFrames, nWords, nBinSize, nRounds, nRestart, nRandSeed, TimeOut, TimeOutGap, fSolveAll, fVerbose, fNotVerbose );
+    RetValue = Ssw_RarSimulate( pAig, nFrames, nWords, nBinSize, nRounds, nRestart, nRandSeed, TimeOut, TimeOutGap, fSolveAll, 0, fVerbose, fNotVerbose );
     // save counter-example
     Abc_CexFree( p->pCexSeq );
     p->pCexSeq = pAig->pSeqModel; pAig->pSeqModel = NULL;
-- 
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