summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorAlan Mishchenko <alanmi@berkeley.edu>2008-07-05 08:01:00 -0700
committerAlan Mishchenko <alanmi@berkeley.edu>2008-07-05 08:01:00 -0700
commit7b734f23fc23694ccffdb7e3cd31335ffe6cb272 (patch)
treed6df566bac26ffb6af1eb01d215d6c4f9785dfa9
parent17ab7c7135befeb4e1d33385496959a16bd55054 (diff)
downloadabc-7b734f23fc23694ccffdb7e3cd31335ffe6cb272.tar.gz
abc-7b734f23fc23694ccffdb7e3cd31335ffe6cb272.tar.bz2
abc-7b734f23fc23694ccffdb7e3cd31335ffe6cb272.zip
Version abc80705
-rw-r--r--abc.rc2
-rw-r--r--src/aig/cnf/cnf.h2
-rw-r--r--src/aig/cnf/cnfMan.c93
-rw-r--r--src/aig/cnf/cnfUtil.c1
-rw-r--r--src/aig/fra/fra.h2
-rw-r--r--src/aig/fra/fraCec.c35
-rw-r--r--src/aig/fra/fraInd.c2
-rw-r--r--src/aig/ntl/ntl.h1
-rw-r--r--src/aig/ntl/ntlExtract.c4
-rw-r--r--src/aig/ntl/ntlFraig.c4
-rw-r--r--src/aig/ntl/ntlUtil.c58
-rw-r--r--src/aig/nwk/nwkTiming.c20
-rw-r--r--src/aig/saig/saigInter.c2
-rw-r--r--src/base/abc/abc.h1
-rw-r--r--src/base/abc/abcDfs.c27
-rw-r--r--src/base/abci/abc.c114
-rw-r--r--src/base/abci/abcDar.c15
-rw-r--r--src/base/abci/abcStrash.c133
-rw-r--r--src/base/cmd/cmdApi.c2
-rw-r--r--src/base/cmd/cmdInt.h3
-rw-r--r--src/base/cmd/cmdUtils.c43
-rw-r--r--src/base/io/io.c6
-rw-r--r--src/base/main/main.c4
23 files changed, 520 insertions, 54 deletions
diff --git a/abc.rc b/abc.rc
index 526a08de..e0304667 100644
--- a/abc.rc
+++ b/abc.rc
@@ -2,7 +2,7 @@
#set check # checks intermediate networks
#set checkfio # prints warnings when fanins/fanouts are duplicated
#set checkread # checks new networks after reading from file
-set backup # saves backup networks retrived by "undo" and "recall"
+#set backup # saves backup networks retrived by "undo" and "recall"
set savesteps 1 # sets the maximum number of backup networks to save
set progressbar # display the progress bar
diff --git a/src/aig/cnf/cnf.h b/src/aig/cnf/cnf.h
index bf109b17..5c742f5d 100644
--- a/src/aig/cnf/cnf.h
+++ b/src/aig/cnf/cnf.h
@@ -140,6 +140,8 @@ extern void Cnf_DataPrint( Cnf_Dat_t * p, int fReadable );
extern void Cnf_DataWriteIntoFile( Cnf_Dat_t * p, char * pFileName, int fReadable );
extern void * Cnf_DataWriteIntoSolver( Cnf_Dat_t * p, int nFrames, int fInit );
extern int Cnf_DataWriteOrClause( void * pSat, Cnf_Dat_t * pCnf );
+extern int Cnf_DataWriteAndClauses( void * p, Cnf_Dat_t * pCnf );
+extern void Cnf_DataTranformPolarity( Cnf_Dat_t * pCnf );
/*=== cnfMap.c ========================================================*/
extern void Cnf_DeriveMapping( Cnf_Man_t * p );
extern int Cnf_ManMapForCnf( Cnf_Man_t * p );
diff --git a/src/aig/cnf/cnfMan.c b/src/aig/cnf/cnfMan.c
index fc71f936..e3e6bfe1 100644
--- a/src/aig/cnf/cnfMan.c
+++ b/src/aig/cnf/cnfMan.c
@@ -20,6 +20,7 @@
#include "cnf.h"
#include "satSolver.h"
+#include "zlib.h"
////////////////////////////////////////////////////////////////////////
/// DECLARATIONS ///
@@ -237,7 +238,7 @@ void Cnf_DataPrint( Cnf_Dat_t * p, int fReadable )
SeeAlso []
***********************************************************************/
-void Cnf_DataWriteIntoFile( Cnf_Dat_t * p, char * pFileName, int fReadable )
+void Cnf_DataWriteIntoFile_old( Cnf_Dat_t * p, char * pFileName, int fReadable )
{
FILE * pFile;
int * pLit, * pStop, i;
@@ -270,6 +271,39 @@ void Cnf_DataWriteIntoFile( Cnf_Dat_t * p, char * pFileName, int fReadable )
SeeAlso []
***********************************************************************/
+void Cnf_DataWriteIntoFile( Cnf_Dat_t * p, char * pFileName, int fReadable )
+{
+ gzFile pFile;
+ int * pLit, * pStop, i;
+ pFile = gzopen( pFileName, "wb" );
+ if ( pFile == NULL )
+ {
+ printf( "Cnf_WriteIntoFile(): Output file cannot be opened.\n" );
+ return;
+ }
+ gzprintf( pFile, "c Result of efficient AIG-to-CNF conversion using package CNF\n" );
+ gzprintf( pFile, "p cnf %d %d\n", p->nVars, p->nClauses );
+ for ( i = 0; i < p->nClauses; i++ )
+ {
+ for ( pLit = p->pClauses[i], pStop = p->pClauses[i+1]; pLit < pStop; pLit++ )
+ gzprintf( pFile, "%d ", fReadable? Cnf_Lit2Var2(*pLit) : Cnf_Lit2Var(*pLit) );
+ gzprintf( pFile, "0\n" );
+ }
+ gzprintf( pFile, "\n" );
+ gzclose( pFile );
+}
+
+/**Function*************************************************************
+
+ Synopsis [Writes CNF into a file.]
+
+ Description []
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
void * Cnf_DataWriteIntoSolver( Cnf_Dat_t * p, int nFrames, int fInit )
{
sat_solver * pSat;
@@ -379,6 +413,63 @@ int Cnf_DataWriteOrClause( void * p, Cnf_Dat_t * pCnf )
return 1;
}
+/**Function*************************************************************
+
+ Synopsis [Adds the OR-clause.]
+
+ Description []
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+int Cnf_DataWriteAndClauses( void * p, Cnf_Dat_t * pCnf )
+{
+ sat_solver * pSat = p;
+ Aig_Obj_t * pObj;
+ int i, Lit;
+ Aig_ManForEachPo( pCnf->pMan, pObj, i )
+ {
+ Lit = toLitCond( pCnf->pVarNums[pObj->Id], 0 );
+ if ( !sat_solver_addclause( pSat, &Lit, &Lit+1 ) )
+ return 0;
+ }
+ return 1;
+}
+
+/**Function*************************************************************
+
+ Synopsis [Transforms polarity of the internal veriables.]
+
+ Description []
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+void Cnf_DataTranformPolarity( Cnf_Dat_t * pCnf )
+{
+ Aig_Obj_t * pObj;
+ int * pVarToPol;
+ int i, iVar;
+ // create map from the variable number to its polarity
+ pVarToPol = CALLOC( int, pCnf->nVars );
+ Aig_ManForEachObj( pCnf->pMan, pObj, i )
+ if ( !Aig_ObjIsPo(pObj) && pCnf->pVarNums[pObj->Id] >= 0 )
+ pVarToPol[ pCnf->pVarNums[pObj->Id] ] = pObj->fPhase;
+ // transform literals
+ for ( i = 0; i < pCnf->nLiterals; i++ )
+ {
+ iVar = lit_var(pCnf->pClauses[0][i]);
+ assert( iVar < pCnf->nVars );
+ if ( pVarToPol[iVar] )
+ pCnf->pClauses[0][i] = lit_neg( pCnf->pClauses[0][i] );
+ }
+ free( pVarToPol );
+}
+
////////////////////////////////////////////////////////////////////////
/// END OF FILE ///
////////////////////////////////////////////////////////////////////////
diff --git a/src/aig/cnf/cnfUtil.c b/src/aig/cnf/cnfUtil.c
index cd47cb58..3738fee5 100644
--- a/src/aig/cnf/cnfUtil.c
+++ b/src/aig/cnf/cnfUtil.c
@@ -140,6 +140,7 @@ int Cnf_ManScanMapping_rec( Cnf_Man_t * p, Aig_Obj_t * pObj, Vec_Ptr_t * vMapped
else
{
pCutBest = pObj->pData;
+// assert( pCutBest->nFanins > 0 );
assert( pCutBest->Cost < 127 );
aArea = pCutBest->Cost;
Cnf_CutForEachLeaf( p->pManAig, pCutBest, pLeaf, i )
diff --git a/src/aig/fra/fra.h b/src/aig/fra/fra.h
index e9e7ad9c..6721634e 100644
--- a/src/aig/fra/fra.h
+++ b/src/aig/fra/fra.h
@@ -282,7 +282,7 @@ static inline int Fra_ImpCreate( int Left, int Right )
////////////////////////////////////////////////////////////////////////
/*=== fraCec.c ========================================================*/
-extern int Fra_FraigSat( Aig_Man_t * pMan, sint64 nConfLimit, sint64 nInsLimit, int fVerbose );
+extern int Fra_FraigSat( Aig_Man_t * pMan, sint64 nConfLimit, sint64 nInsLimit, int fFlipBits, int fAndOuts, int fVerbose );
extern int Fra_FraigCec( Aig_Man_t ** ppAig, int fVerbose );
extern int Fra_FraigCecPartitioned( Aig_Man_t * pMan1, Aig_Man_t * pMan2, int nPartSize, int fSmart, int fVerbose );
/*=== fraClass.c ========================================================*/
diff --git a/src/aig/fra/fraCec.c b/src/aig/fra/fraCec.c
index d67839a4..e5940992 100644
--- a/src/aig/fra/fraCec.c
+++ b/src/aig/fra/fraCec.c
@@ -40,7 +40,7 @@
SeeAlso []
***********************************************************************/
-int Fra_FraigSat( Aig_Man_t * pMan, sint64 nConfLimit, sint64 nInsLimit, int fVerbose )
+int Fra_FraigSat( Aig_Man_t * pMan, sint64 nConfLimit, sint64 nInsLimit, int fFlipBits, int fAndOuts, int fVerbose )
{
sat_solver * pSat;
Cnf_Dat_t * pCnf;
@@ -53,6 +53,10 @@ int Fra_FraigSat( Aig_Man_t * pMan, sint64 nConfLimit, sint64 nInsLimit, int fVe
// derive CNF
pCnf = Cnf_Derive( pMan, Aig_ManPoNum(pMan) );
// pCnf = Cnf_DeriveSimple( pMan, Aig_ManPoNum(pMan) );
+
+ if ( fFlipBits )
+ Cnf_DataTranformPolarity( pCnf );
+
// convert into SAT solver
pSat = Cnf_DataWriteIntoSolver( pCnf, 1, 0 );
if ( pSat == NULL )
@@ -60,12 +64,27 @@ int Fra_FraigSat( Aig_Man_t * pMan, sint64 nConfLimit, sint64 nInsLimit, int fVe
Cnf_DataFree( pCnf );
return 1;
}
- // add the OR clause for the outputs
- if ( !Cnf_DataWriteOrClause( pSat, pCnf ) )
+
+
+ if ( fAndOuts )
{
- sat_solver_delete( pSat );
- Cnf_DataFree( pCnf );
- return 1;
+ // assert each output independently
+ if ( !Cnf_DataWriteAndClauses( pSat, pCnf ) )
+ {
+ sat_solver_delete( pSat );
+ Cnf_DataFree( pCnf );
+ return 1;
+ }
+ }
+ else
+ {
+ // add the OR clause for the outputs
+ if ( !Cnf_DataWriteOrClause( pSat, pCnf ) )
+ {
+ sat_solver_delete( pSat );
+ Cnf_DataFree( pCnf );
+ return 1;
+ }
}
vCiIds = Cnf_DataCollectPiSatNums( pCnf, pMan );
Cnf_DataFree( pCnf );
@@ -160,7 +179,7 @@ int Fra_FraigCec( Aig_Man_t ** ppAig, int fVerbose )
// if SAT only, solve without iteration
clk = clock();
- RetValue = Fra_FraigSat( pAig, (sint64)2*nBTLimitStart, (sint64)0, 0 );
+ RetValue = Fra_FraigSat( pAig, (sint64)2*nBTLimitStart, (sint64)0, 1, 0, 0 );
if ( fVerbose )
{
printf( "Initial SAT: Nodes = %6d. ", Aig_ManNodeNum(pAig) );
@@ -228,7 +247,7 @@ PRT( "Time", clock() - clk );
if ( RetValue == -1 )
{
clk = clock();
- RetValue = Fra_FraigSat( pAig, (sint64)nBTLimitLast, (sint64)0, 0 );
+ RetValue = Fra_FraigSat( pAig, (sint64)nBTLimitLast, (sint64)0, 1, 0, 0 );
if ( fVerbose )
{
printf( "Final SAT: Nodes = %6d. ", Aig_ManNodeNum(pAig) );
diff --git a/src/aig/fra/fraInd.c b/src/aig/fra/fraInd.c
index ab076472..1935bb7f 100644
--- a/src/aig/fra/fraInd.c
+++ b/src/aig/fra/fraInd.c
@@ -437,6 +437,7 @@ Aig_Man_t * Fra_FraigInduction( Aig_Man_t * pManAig, Fra_Ssw_t * pParams )
// start the fraig manager for this run
p = Fra_ManStart( pManAig, pPars );
+ p->pPars->nBTLimitNode = 0;
// derive and refine e-classes using K initialized frames
if ( fUseOldSimulation )
{
@@ -529,6 +530,7 @@ p->timeTrav += clock() - clk2;
pCnf = Cnf_DeriveSimple( p->pManFraig, Aig_ManRegNum(p->pManFraig) );
else
pCnf = Cnf_Derive( p->pManFraig, Aig_ManRegNum(p->pManFraig) );
+// Cnf_DataTranformPolarity( pCnf );
//Cnf_DataWriteIntoFile( pCnf, "temp.cnf", 1 );
p->pSat = Cnf_DataWriteIntoSolver( pCnf, 1, 0 );
diff --git a/src/aig/ntl/ntl.h b/src/aig/ntl/ntl.h
index e1d3edd1..b0f3b1fb 100644
--- a/src/aig/ntl/ntl.h
+++ b/src/aig/ntl/ntl.h
@@ -377,6 +377,7 @@ extern ABC_DLL void Ntl_ManUnmarkCiCoNets( Ntl_Man_t * p );
extern ABC_DLL void Ntl_ManSetZeroInitValues( Ntl_Man_t * p );
extern ABC_DLL void Ntl_ManTransformInitValues( Ntl_Man_t * p );
extern ABC_DLL Vec_Vec_t * Ntl_ManTransformRegClasses( Ntl_Man_t * pMan, int nSizeMax, int fVerbose );
+extern ABC_DLL void Ntl_ManFilterRegisterClasses( Aig_Man_t * pAig, Vec_Int_t * vRegClasses, int fVerbose );
extern ABC_DLL int Ntl_ManLatchNum( Ntl_Man_t * p );
extern ABC_DLL int Ntl_ManIsComb( Ntl_Man_t * p );
extern ABC_DLL int Ntl_ModelCombLeafNum( Ntl_Mod_t * p );
diff --git a/src/aig/ntl/ntlExtract.c b/src/aig/ntl/ntlExtract.c
index f6f1ebb2..f4d33cf1 100644
--- a/src/aig/ntl/ntlExtract.c
+++ b/src/aig/ntl/ntlExtract.c
@@ -649,9 +649,9 @@ Aig_Man_t * Ntl_ManCollapseSeq( Ntl_Man_t * p, int nMinDomSize )
if ( pAig->vClockDoms )
{
if ( Vec_VecSize(pAig->vClockDoms) == 0 )
- printf( "Clock domains are small. Seq synthesis is not performed.\n" );
+ printf( "Register classes are small. Seq synthesis is not performed.\n" );
else
- printf( "Performing seq synthesis for %d clock domains.\n", Vec_VecSize(pAig->vClockDoms) );
+ printf( "Performing seq synthesis for %d register classes.\n", Vec_VecSize(pAig->vClockDoms) );
printf( "\n" );
}
return pAig;
diff --git a/src/aig/ntl/ntlFraig.c b/src/aig/ntl/ntlFraig.c
index 6449cc33..bd39956e 100644
--- a/src/aig/ntl/ntlFraig.c
+++ b/src/aig/ntl/ntlFraig.c
@@ -320,6 +320,8 @@ Ntl_Man_t * Ntl_ManScl( Ntl_Man_t * p, int fLatchConst, int fLatchEqual, int fVe
// perform SCL for the given design
pTemp = Aig_ManScl( pAigCol, fLatchConst, fLatchEqual, fVerbose );
Aig_ManStop( pTemp );
+ if ( pNew->vRegClasses && Vec_IntSize(pNew->vRegClasses) && pAigCol->pReprs )
+ Ntl_ManFilterRegisterClasses( pAigCol, pNew->vRegClasses, fVerbose );
// finalize the transformation
pNew = Ntl_ManFinalize( pAux = pNew, pAig, pAigCol, fVerbose );
@@ -353,6 +355,8 @@ Ntl_Man_t * Ntl_ManLcorr( Ntl_Man_t * p, int nConfMax, int fVerbose )
// perform SCL for the given design
pTemp = Fra_FraigLatchCorrespondence( pAigCol, 0, nConfMax, 0, fVerbose, NULL, 0 );
Aig_ManStop( pTemp );
+ if ( p->vRegClasses && Vec_IntSize(p->vRegClasses) && pAigCol->pReprs )
+ Ntl_ManFilterRegisterClasses( pAigCol, p->vRegClasses, fVerbose );
// finalize the transformation
pNew = Ntl_ManFinalize( pAux = pNew, pAig, pAigCol, fVerbose );
diff --git a/src/aig/ntl/ntlUtil.c b/src/aig/ntl/ntlUtil.c
index 4fd1762c..51f3b818 100644
--- a/src/aig/ntl/ntlUtil.c
+++ b/src/aig/ntl/ntlUtil.c
@@ -403,7 +403,7 @@ Vec_Vec_t * Ntl_ManTransformRegClasses( Ntl_Man_t * pMan, int nSizeMax, int fVer
printf( "The number of register clases = %d.\n", nClasses );
for ( i = 0; i <= ClassMax; i++ )
if ( pClassNums[i] )
- printf( "%d:%d ", i, pClassNums[i] );
+ printf( "(%d, %d) ", i, pClassNums[i] );
printf( "\n" );
}
// skip if there is only one class
@@ -416,7 +416,7 @@ Vec_Vec_t * Ntl_ManTransformRegClasses( Ntl_Man_t * pMan, int nSizeMax, int fVer
vPart = Vec_IntStartNatural( Vec_IntSize(pMan->vRegClasses) );
Vec_PtrPush( vParts, vPart );
}
- printf( "There is only one clock domain with %d registers.\n", Vec_IntSize(pMan->vRegClasses) );
+ printf( "There is only one class with %d registers.\n", Vec_IntSize(pMan->vRegClasses) );
free( pClassNums );
return (Vec_Vec_t *)vParts;
}
@@ -434,12 +434,13 @@ Vec_Vec_t * Ntl_ManTransformRegClasses( Ntl_Man_t * pMan, int nSizeMax, int fVer
Vec_PtrPush( vParts, vPart );
}
free( pClassNums );
+ Vec_VecSort( (Vec_Vec_t *)vParts, 1 );
// report the selected classes
if ( fVerbose )
{
printf( "The number of selected register clases = %d.\n", Vec_PtrSize(vParts) );
Vec_PtrForEachEntry( vParts, vPart, i )
- printf( "%d:%d ", i, Vec_IntSize(vPart) );
+ printf( "(%d, %d) ", i, Vec_IntSize(vPart) );
printf( "\n" );
}
return (Vec_Vec_t *)vParts;
@@ -447,6 +448,57 @@ Vec_Vec_t * Ntl_ManTransformRegClasses( Ntl_Man_t * pMan, int nSizeMax, int fVer
/**Function*************************************************************
+ Synopsis [Filter register clases using clock-domain information.]
+
+ Description []
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+void Ntl_ManFilterRegisterClasses( Aig_Man_t * pAig, Vec_Int_t * vRegClasses, int fVerbose )
+{
+ Aig_Obj_t * pObj, * pRepr;
+ int i, k, nOmitted, nTotal;
+ if ( pAig->pReprs == NULL )
+ return;
+ assert( pAig->nRegs > 0 );
+ Aig_ManForEachPi( pAig, pObj, i )
+ pObj->PioNum = -1;
+ k = 0;
+ Aig_ManForEachLoSeq( pAig, pObj, i )
+ pObj->PioNum = k++;
+ // consider equivalences
+ nOmitted = nTotal = 0;
+ Aig_ManForEachObj( pAig, pObj, i )
+ {
+ pRepr = pAig->pReprs[pObj->Id];
+ if ( pRepr == NULL )
+ continue;
+ nTotal++;
+ assert( Aig_ObjIsPi(pObj) );
+ assert( Aig_ObjIsPi(pRepr) || Aig_ObjIsConst1(pRepr) );
+ if ( Aig_ObjIsConst1(pRepr) )
+ continue;
+ assert( pObj->PioNum >= 0 && pRepr->PioNum >= 0 );
+ // remove equivalence if they belong to different classes
+ if ( Vec_IntEntry( vRegClasses, pObj->PioNum ) ==
+ Vec_IntEntry( vRegClasses, pRepr->PioNum ) )
+ continue;
+ pAig->pReprs[pObj->Id] = NULL;
+ nOmitted++;
+ }
+ Aig_ManForEachPi( pAig, pObj, i )
+ pObj->PioNum = -1;
+ if ( fVerbose )
+ printf( "Omitted %d (out of %d) equivs due to register class mismatch.\n",
+ nOmitted, nTotal );
+}
+
+
+/**Function*************************************************************
+
Synopsis [Counts the number of CIs in the model.]
Description []
diff --git a/src/aig/nwk/nwkTiming.c b/src/aig/nwk/nwkTiming.c
index 64508474..fc56b387 100644
--- a/src/aig/nwk/nwkTiming.c
+++ b/src/aig/nwk/nwkTiming.c
@@ -589,14 +589,14 @@ void Nwk_NodeUpdateArrival( Nwk_Obj_t * pObj )
{
if ( pManTime )
{
- // it may happen that a box-input (CO) was already marked as visited
- // when some other box-input of the same box was visited - here we undo this
iBox = Tim_ManBoxForCo( pManTime, pTemp->PioId );
- if ( Tim_ManIsCoTravIdCurrent( pManTime, pTemp->PioId ) )
- Tim_ManSetPreviousTravIdBoxInputs( pManTime, iBox );
- Tim_ManSetCoArrival( pManTime, pTemp->PioId, tArrival );
if ( iBox >= 0 ) // this CO is an input of the box
{
+ // it may happen that a box-input (CO) was already marked as visited
+ // when some other box-input of the same box was visited - here we undo this
+ if ( Tim_ManIsCoTravIdCurrent( pManTime, pTemp->PioId ) )
+ Tim_ManSetPreviousTravIdBoxInputs( pManTime, iBox );
+ Tim_ManSetCoArrival( pManTime, pTemp->PioId, tArrival );
Tim_ManSetCurrentTravIdBoxInputs( pManTime, iBox );
iTerm1 = Tim_ManBoxOutputFirst( pManTime, iBox );
nTerms = Tim_ManBoxOutputNum( pManTime, iBox );
@@ -673,14 +673,14 @@ void Nwk_NodeUpdateRequired( Nwk_Obj_t * pObj )
{
if ( pManTime )
{
- // it may happen that a box-output (CI) was already marked as visited
- // when some other box-output of the same box was visited - here we undo this
iBox = Tim_ManBoxForCi( pManTime, pTemp->PioId );
- if ( Tim_ManIsCiTravIdCurrent( pManTime, pTemp->PioId ) )
- Tim_ManSetPreviousTravIdBoxOutputs( pManTime, iBox );
- Tim_ManSetCiRequired( pManTime, pTemp->PioId, tRequired );
if ( iBox >= 0 ) // this CI is an output of the box
{
+ // it may happen that a box-output (CI) was already marked as visited
+ // when some other box-output of the same box was visited - here we undo this
+ if ( Tim_ManIsCiTravIdCurrent( pManTime, pTemp->PioId ) )
+ Tim_ManSetPreviousTravIdBoxOutputs( pManTime, iBox );
+ Tim_ManSetCiRequired( pManTime, pTemp->PioId, tRequired );
Tim_ManSetCurrentTravIdBoxOutputs( pManTime, iBox );
iTerm1 = Tim_ManBoxInputFirst( pManTime, iBox );
nTerms = Tim_ManBoxInputNum( pManTime, iBox );
diff --git a/src/aig/saig/saigInter.c b/src/aig/saig/saigInter.c
index afc4a34a..ae8d02ec 100644
--- a/src/aig/saig/saigInter.c
+++ b/src/aig/saig/saigInter.c
@@ -412,7 +412,7 @@ int Saig_ManCheckContainment( Aig_Man_t * pNew, Aig_Man_t * pOld )
pAigTemp = Fra_FraigEquivence( pMiter, 1000000, 1 );
RetValue = Fra_FraigMiterStatus( pAigTemp );
Aig_ManStop( pAigTemp );
-// RetValue = Fra_FraigSat( pMiter, 1000000, 0, 0 );
+// RetValue = Fra_FraigSat( pMiter, 1000000, 0, 0, 0 );
}
assert( RetValue != -1 );
Aig_ManStop( pMiter );
diff --git a/src/base/abc/abc.h b/src/base/abc/abc.h
index 9cb7a855..09ea8b16 100644
--- a/src/base/abc/abc.h
+++ b/src/base/abc/abc.h
@@ -589,6 +589,7 @@ extern ABC_DLL Vec_Ptr_t * Abc_NtkDfsReverseNodesContained( Abc_Ntk_t * p
extern ABC_DLL Vec_Ptr_t * Abc_NtkDfsSeq( Abc_Ntk_t * pNtk );
extern ABC_DLL Vec_Ptr_t * Abc_NtkDfsSeqReverse( Abc_Ntk_t * pNtk );
extern ABC_DLL Vec_Ptr_t * Abc_NtkDfsIter( Abc_Ntk_t * pNtk, int fCollectAll );
+extern ABC_DLL Vec_Ptr_t * Abc_NtkDfsIterNodes( Abc_Ntk_t * pNtk, Vec_Ptr_t * vRoots );
extern ABC_DLL Vec_Ptr_t * Abc_NtkDfsHie( Abc_Ntk_t * pNtk, int fCollectAll );
extern ABC_DLL bool Abc_NtkIsDfsOrdered( Abc_Ntk_t * pNtk );
extern ABC_DLL Vec_Ptr_t * Abc_NtkSupport( Abc_Ntk_t * pNtk );
diff --git a/src/base/abc/abcDfs.c b/src/base/abc/abcDfs.c
index 8759500b..e83bd132 100644
--- a/src/base/abc/abcDfs.c
+++ b/src/base/abc/abcDfs.c
@@ -558,6 +558,33 @@ Vec_Ptr_t * Abc_NtkDfsIter( Abc_Ntk_t * pNtk, int fCollectAll )
return vNodes;
}
+/**Function*************************************************************
+
+ Synopsis [Returns the DFS ordered array of logic nodes.]
+
+ Description [Collects only the internal nodes, leaving CIs and CO.
+ However it marks with the current TravId both CIs and COs.]
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+Vec_Ptr_t * Abc_NtkDfsIterNodes( Abc_Ntk_t * pNtk, Vec_Ptr_t * vRoots )
+{
+ Vec_Ptr_t * vNodes, * vStack;
+ Abc_Obj_t * pObj;
+ int i;
+ Abc_NtkIncrementTravId( pNtk );
+ vNodes = Vec_PtrAlloc( 1000 );
+ vStack = Vec_PtrAlloc( 1000 );
+ Vec_PtrForEachEntry( vRoots, pObj, i )
+ if ( !Abc_NodeIsTravIdCurrent(Abc_ObjRegular(pObj)) )
+ Abc_NtkDfs_iter( vStack, Abc_ObjRegular(pObj), vNodes );
+ Vec_PtrFree( vStack );
+ return vNodes;
+}
+
/**Function*************************************************************
diff --git a/src/base/abci/abc.c b/src/base/abci/abc.c
index ae1c110f..2c34ed67 100644
--- a/src/base/abci/abc.c
+++ b/src/base/abci/abc.c
@@ -105,6 +105,7 @@ static int Abc_CommandReach ( Abc_Frame_t * pAbc, int argc, char ** arg
static int Abc_CommandCone ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int Abc_CommandNode ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int Abc_CommandTopmost ( Abc_Frame_t * pAbc, int argc, char ** argv );
+static int Abc_CommandTopAnd ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int Abc_CommandTrim ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int Abc_CommandShortNames ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int Abc_CommandExdcFree ( Abc_Frame_t * pAbc, int argc, char ** argv );
@@ -361,6 +362,7 @@ void Abc_Init( Abc_Frame_t * pAbc )
Cmd_CommandAdd( pAbc, "Various", "cone", Abc_CommandCone, 1 );
Cmd_CommandAdd( pAbc, "Various", "node", Abc_CommandNode, 1 );
Cmd_CommandAdd( pAbc, "Various", "topmost", Abc_CommandTopmost, 1 );
+ Cmd_CommandAdd( pAbc, "Various", "topand", Abc_CommandTopAnd, 1 );
Cmd_CommandAdd( pAbc, "Various", "trim", Abc_CommandTrim, 1 );
Cmd_CommandAdd( pAbc, "Various", "short_names", Abc_CommandShortNames, 0 );
Cmd_CommandAdd( pAbc, "Various", "exdc_free", Abc_CommandExdcFree, 1 );
@@ -6277,6 +6279,91 @@ usage:
Description []
SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+int Abc_CommandTopAnd( Abc_Frame_t * pAbc, int argc, char ** argv )
+{
+ FILE * pOut, * pErr;
+ Abc_Ntk_t * pNtk, * pNtkRes;
+ int c;
+ extern Abc_Ntk_t * Abc_NtkTopAnd( Abc_Ntk_t * pNtk );
+
+ pNtk = Abc_FrameReadNtk(pAbc);
+ pOut = Abc_FrameReadOut(pAbc);
+ pErr = Abc_FrameReadErr(pAbc);
+
+ // set defaults
+ Extra_UtilGetoptReset();
+ while ( ( c = Extra_UtilGetopt( argc, argv, "h" ) ) != EOF )
+ {
+ switch ( c )
+ {
+ case 'h':
+ goto usage;
+ default:
+ goto usage;
+ }
+ }
+
+ if ( pNtk == NULL )
+ {
+ fprintf( pErr, "Empty network.\n" );
+ return 1;
+ }
+
+ if ( !Abc_NtkIsStrash(pNtk) )
+ {
+ fprintf( stdout, "Currently only works for structurally hashed circuits.\n" );
+ return 0;
+ }
+
+ if ( Abc_NtkLatchNum(pNtk) > 0 )
+ {
+ fprintf( stdout, "Currently can only works for combinational circuits.\n" );
+ return 0;
+ }
+ if ( Abc_NtkPoNum(pNtk) != 1 )
+ {
+ fprintf( stdout, "Currently expects a single-output miter.\n" );
+ return 0;
+ }
+ if ( Abc_ObjFaninC0(Abc_NtkPo(pNtk, 0)) )
+ {
+ fprintf( stdout, "The PO driver is complemented. AND-decomposition is impossible.\n" );
+ return 0;
+ }
+ if ( !Abc_ObjIsNode(Abc_ObjChild0(Abc_NtkPo(pNtk, 0))) )
+ {
+ fprintf( stdout, "The PO driver is not a node. AND-decomposition is impossible.\n" );
+ return 0;
+ }
+ pNtkRes = Abc_NtkTopAnd( pNtk );
+ if ( pNtkRes == NULL )
+ {
+ fprintf( pErr, "The command has failed.\n" );
+ return 1;
+ }
+ // replace the current network
+ Abc_FrameReplaceCurrentNetwork( pAbc, pNtkRes );
+ return 0;
+
+usage:
+ fprintf( pErr, "usage: topand [-h]\n" );
+ fprintf( pErr, "\t AND-decomposition of single-output combinational miter\n" );
+ fprintf( pErr, "\t-h : print the command usage\n");
+ fprintf( pErr, "\tname : the node name\n");
+ return 1;
+}
+
+/**Function*************************************************************
+
+ Synopsis []
+
+ Description []
+
+ SideEffects []
SeeAlso []
@@ -13997,7 +14084,7 @@ int Abc_CommandDCec( Abc_Frame_t * pAbc, int argc, char ** argv )
int fPartition;
int fMiter;
- extern int Abc_NtkDSat( Abc_Ntk_t * pNtk, sint64 nConfLimit, sint64 nInsLimit, int fVerbose );
+ extern int Abc_NtkDSat( Abc_Ntk_t * pNtk, sint64 nConfLimit, sint64 nInsLimit, int fFlipBits, int fAndOuts, int fVerbose );
extern int Abc_NtkDarCec( Abc_Ntk_t * pNtk1, Abc_Ntk_t * pNtk2, int fPartition, int fVerbose );
pNtk = Abc_FrameReadNtk(pAbc);
@@ -14097,7 +14184,7 @@ int Abc_CommandDCec( Abc_Frame_t * pAbc, int argc, char ** argv )
// perform equivalence checking
if ( fSat && fMiter )
- Abc_NtkDSat( pNtk1, nConfLimit, nInsLimit, fVerbose );
+ Abc_NtkDSat( pNtk1, nConfLimit, nInsLimit, 0, 0, fVerbose );
else
Abc_NtkDarCec( pNtk1, pNtk2, fPartition, fVerbose );
@@ -14651,12 +14738,14 @@ int Abc_CommandDSat( Abc_Frame_t * pAbc, int argc, char ** argv )
Abc_Ntk_t * pNtk;
int c;
int RetValue;
+ int fFlipBits;
+ int fAndOuts;
int fVerbose;
int nConfLimit;
int nInsLimit;
int clk;
- extern int Abc_NtkDSat( Abc_Ntk_t * pNtk, sint64 nConfLimit, sint64 nInsLimit, int fVerbose );
+ extern int Abc_NtkDSat( Abc_Ntk_t * pNtk, sint64 nConfLimit, sint64 nInsLimit, int fFlipBits, int fAndOuts, int fVerbose );
pNtk = Abc_FrameReadNtk(pAbc);
@@ -14664,11 +14753,13 @@ int Abc_CommandDSat( Abc_Frame_t * pAbc, int argc, char ** argv )
pErr = Abc_FrameReadErr(pAbc);
// set defaults
+ fFlipBits = 0;
+ fAndOuts = 0;
fVerbose = 0;
nConfLimit = 100000;
nInsLimit = 0;
Extra_UtilGetoptReset();
- while ( ( c = Extra_UtilGetopt( argc, argv, "CIvh" ) ) != EOF )
+ while ( ( c = Extra_UtilGetopt( argc, argv, "CIfavh" ) ) != EOF )
{
switch ( c )
{
@@ -14694,6 +14785,12 @@ int Abc_CommandDSat( Abc_Frame_t * pAbc, int argc, char ** argv )
if ( nInsLimit < 0 )
goto usage;
break;
+ case 'f':
+ fFlipBits ^= 1;
+ break;
+ case 'a':
+ fAndOuts ^= 1;
+ break;
case 'v':
fVerbose ^= 1;
break;
@@ -14714,12 +14811,13 @@ int Abc_CommandDSat( Abc_Frame_t * pAbc, int argc, char ** argv )
fprintf( stdout, "Currently can only solve the miter for combinational circuits.\n" );
return 0;
}
+/*
if ( Abc_NtkPoNum(pNtk) != 1 )
{
fprintf( stdout, "Currently expects a single-output miter.\n" );
return 0;
}
-
+*/
if ( !Abc_NtkIsStrash(pNtk) )
{
fprintf( stdout, "Currently only works for structurally hashed circuits.\n" );
@@ -14727,7 +14825,7 @@ int Abc_CommandDSat( Abc_Frame_t * pAbc, int argc, char ** argv )
}
clk = clock();
- RetValue = Abc_NtkDSat( pNtk, (sint64)nConfLimit, (sint64)nInsLimit, fVerbose );
+ RetValue = Abc_NtkDSat( pNtk, (sint64)nConfLimit, (sint64)nInsLimit, fFlipBits, fAndOuts, fVerbose );
// verify that the pattern is correct
if ( RetValue == 0 && Abc_NtkPoNum(pNtk) == 1 )
{
@@ -14760,11 +14858,13 @@ int Abc_CommandDSat( Abc_Frame_t * pAbc, int argc, char ** argv )
return 0;
usage:
- fprintf( pErr, "usage: dsat [-C num] [-I num] [-vh]\n" );
+ fprintf( pErr, "usage: dsat [-C num] [-I num] [-favh]\n" );
fprintf( pErr, "\t solves the combinational miter using SAT solver MiniSat-1.14\n" );
fprintf( pErr, "\t derives CNF from the current network and leave it unchanged\n" );
fprintf( pErr, "\t-C num : limit on the number of conflicts [default = %d]\n", nConfLimit );
fprintf( pErr, "\t-I num : limit on the number of inspections [default = %d]\n", nInsLimit );
+ fprintf( pErr, "\t-f : flip polarity of SAT variables [default = %s]\n", fFlipBits? "yes": "no" );
+ fprintf( pErr, "\t-a : constrain each output of multi-output miter [default = %s]\n", fAndOuts? "yes": "no" );
fprintf( pErr, "\t-v : prints verbose information [default = %s]\n", fVerbose? "yes": "no" );
fprintf( pErr, "\t-h : print the command usage\n");
return 1;
diff --git a/src/base/abci/abcDar.c b/src/base/abci/abcDar.c
index d89ee618..2a234b68 100644
--- a/src/base/abci/abcDar.c
+++ b/src/base/abci/abcDar.c
@@ -932,9 +932,9 @@ Abc_Ntk_t * Abc_NtkConstructFromCnf( Abc_Ntk_t * pNtk, Cnf_Man_t * p, Vec_Ptr_t
***********************************************************************/
Abc_Ntk_t * Abc_NtkDarToCnf( Abc_Ntk_t * pNtk, char * pFileName )
{
- Vec_Ptr_t * vMapped;
+ Vec_Ptr_t * vMapped = NULL;
Aig_Man_t * pMan;
- Cnf_Man_t * pManCnf;
+ Cnf_Man_t * pManCnf = NULL;
Cnf_Dat_t * pCnf;
Abc_Ntk_t * pNtkNew = NULL;
assert( Abc_NtkIsStrash(pNtk) );
@@ -954,13 +954,14 @@ Abc_Ntk_t * Abc_NtkDarToCnf( Abc_Ntk_t * pNtk, char * pFileName )
// derive CNF
pCnf = Cnf_Derive( pMan, 0 );
- pManCnf = Cnf_ManRead();
-
+ Cnf_DataTranformPolarity( pCnf );
+/*
// write the network for verification
+ pManCnf = Cnf_ManRead();
vMapped = Cnf_ManScanMapping( pManCnf, 1, 0 );
pNtkNew = Abc_NtkConstructFromCnf( pNtk, pManCnf, vMapped );
Vec_PtrFree( vMapped );
-
+*/
// write CNF into a file
Cnf_DataWriteIntoFile( pCnf, pFileName, 0 );
Cnf_DataFree( pCnf );
@@ -982,7 +983,7 @@ Abc_Ntk_t * Abc_NtkDarToCnf( Abc_Ntk_t * pNtk, char * pFileName )
SeeAlso []
***********************************************************************/
-int Abc_NtkDSat( Abc_Ntk_t * pNtk, sint64 nConfLimit, sint64 nInsLimit, int fVerbose )
+int Abc_NtkDSat( Abc_Ntk_t * pNtk, sint64 nConfLimit, sint64 nInsLimit, int fFlipBits, int fAndOuts, int fVerbose )
{
Aig_Man_t * pMan;
int RetValue;//, clk = clock();
@@ -990,7 +991,7 @@ int Abc_NtkDSat( Abc_Ntk_t * pNtk, sint64 nConfLimit, sint64 nInsLimit, int fVer
assert( Abc_NtkLatchNum(pNtk) == 0 );
assert( Abc_NtkPoNum(pNtk) == 1 );
pMan = Abc_NtkToDar( pNtk, 0, 0 );
- RetValue = Fra_FraigSat( pMan, nConfLimit, nInsLimit, fVerbose );
+ RetValue = Fra_FraigSat( pMan, nConfLimit, nInsLimit, fFlipBits, fAndOuts, fVerbose );
pNtk->pModel = pMan->pData, pMan->pData = NULL;
Aig_ManStop( pMan );
return RetValue;
diff --git a/src/base/abci/abcStrash.c b/src/base/abci/abcStrash.c
index 084f6a6c..ad09f084 100644
--- a/src/base/abci/abcStrash.c
+++ b/src/base/abci/abcStrash.c
@@ -443,7 +443,7 @@ Abc_Obj_t * Abc_NtkTopmost_rec( Abc_Ntk_t * pNtkNew, Abc_Obj_t * pNode, int Leve
Abc_Ntk_t * Abc_NtkTopmost( Abc_Ntk_t * pNtk, int nLevels )
{
Abc_Ntk_t * pNtkNew;
- Abc_Obj_t * pObjNew, * pPoNew;
+ Abc_Obj_t * pObjNew, * pObjPo;
int LevelCut;
assert( Abc_NtkIsStrash(pNtk) );
assert( Abc_NtkCoNum(pNtk) == 1 );
@@ -458,10 +458,10 @@ Abc_Ntk_t * Abc_NtkTopmost( Abc_Ntk_t * pNtk, int nLevels )
pObjNew = Abc_NtkTopmost_rec( pNtkNew, Abc_ObjFanin0(Abc_NtkPo(pNtk, 0)), LevelCut );
pObjNew = Abc_ObjNotCond( pObjNew, Abc_ObjFaninC0(Abc_NtkPo(pNtk, 0)) );
// add the PO node and name
- pPoNew = Abc_NtkCreatePo(pNtkNew);
- Abc_ObjAddFanin( pPoNew, pObjNew );
+ pObjPo = Abc_NtkCreatePo(pNtkNew);
+ Abc_ObjAddFanin( pObjPo, pObjNew );
Abc_NtkAddDummyPiNames( pNtkNew );
- Abc_ObjAssignName( pPoNew, Abc_ObjName(Abc_NtkPo(pNtk, 0)), NULL );
+ Abc_ObjAssignName( pObjPo, Abc_ObjName(Abc_NtkPo(pNtk, 0)), NULL );
// make sure everything is okay
if ( !Abc_NtkCheck( pNtkNew ) )
{
@@ -473,6 +473,131 @@ Abc_Ntk_t * Abc_NtkTopmost( Abc_Ntk_t * pNtk, int nLevels )
}
+
+/**Function*************************************************************
+
+ Synopsis [Comparison procedure for two integers.]
+
+ Description []
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+static int Vec_CompareNodeIds( Abc_Obj_t ** pp1, Abc_Obj_t ** pp2 )
+{
+ if ( Abc_ObjRegular(*pp1)->Id < Abc_ObjRegular(*pp2)->Id )
+ return -1;
+ if ( Abc_ObjRegular(*pp1)->Id > Abc_ObjRegular(*pp2)->Id ) //
+ return 1;
+ return 0;
+}
+
+/**Function*************************************************************
+
+ Synopsis [Collects the large supergate.]
+
+ Description []
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+Vec_Ptr_t * Abc_NodeGetSuper( Abc_Obj_t * pNode )
+{
+ Vec_Ptr_t * vSuper, * vFront;
+ Abc_Obj_t * pAnd, * pFanin;
+ int i;
+ assert( Abc_ObjIsNode(pNode) && !Abc_ObjIsComplement(pNode) );
+ vSuper = Vec_PtrAlloc( 100 );
+ // explore the frontier
+ vFront = Vec_PtrAlloc( 100 );
+ Vec_PtrPush( vFront, pNode );
+ Vec_PtrForEachEntry( vFront, pAnd, i )
+ {
+ pFanin = Abc_ObjChild0(pAnd);
+ if ( Abc_ObjIsNode(pFanin) && !Abc_ObjIsComplement(pFanin) && Abc_ObjFanoutNum(pFanin) == 1 )
+ Vec_PtrPush( vFront, pFanin );
+ else
+ Vec_PtrPush( vSuper, pFanin );
+
+ pFanin = Abc_ObjChild1(pAnd);
+ if ( Abc_ObjIsNode(pFanin) && !Abc_ObjIsComplement(pFanin) && Abc_ObjFanoutNum(pFanin) == 1 )
+ Vec_PtrPush( vFront, pFanin );
+ else
+ Vec_PtrPush( vSuper, pFanin );
+ }
+ Vec_PtrFree( vFront );
+ // reverse the array of pointers to start with lower IDs
+ vFront = Vec_PtrAlloc( Vec_PtrSize(vSuper) );
+ Vec_PtrForEachEntryReverse( vSuper, pNode, i )
+ Vec_PtrPush( vFront, pNode );
+ Vec_PtrFree( vSuper );
+ vSuper = vFront;
+ // uniquify and return the frontier
+ Vec_PtrUniqify( vSuper, Vec_CompareNodeIds );
+ return vSuper;
+}
+
+/**Function*************************************************************
+
+ Synopsis [Copies the topmost levels of the network.]
+
+ Description []
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+Abc_Ntk_t * Abc_NtkTopAnd( Abc_Ntk_t * pNtk )
+{
+ Vec_Ptr_t * vNodes, * vOrder;
+ Abc_Ntk_t * pNtkAig;
+ Abc_Obj_t * pObj, * pDriver, * pObjPo;
+ int i, nNodes;
+ assert( Abc_NtkIsStrash(pNtk) );
+ // get the first PO
+ pObjPo = Abc_NtkPo(pNtk, 0);
+ vNodes = Abc_NodeGetSuper( Abc_ObjChild0(pObjPo) );
+ assert( Vec_PtrSize(vNodes) >= 2 );
+ // start the new network (constants and CIs of the old network will point to the their counterparts in the new network)
+ Abc_NtkCleanCopy( pNtk );
+ pNtkAig = Abc_NtkAlloc( ABC_NTK_STRASH, ABC_FUNC_AIG, 1 );
+ pNtkAig->pName = Extra_UtilStrsav(pNtk->pName);
+ pNtkAig->pSpec = Extra_UtilStrsav(pNtk->pSpec);
+ Abc_AigConst1(pNtk)->pCopy = Abc_AigConst1(pNtkAig);
+ Abc_NtkForEachPi( pNtk, pObj, i )
+ Abc_NtkDupObj( pNtkAig, pObj, 1 );
+ // restrash the nodes reachable from the roots
+ vOrder = Abc_NtkDfsIterNodes( pNtk, vNodes );
+ Vec_PtrForEachEntry( vOrder, pObj, i )
+ pObj->pCopy = Abc_AigAnd( pNtkAig->pManFunc, Abc_ObjChild0Copy(pObj), Abc_ObjChild1Copy(pObj) );
+ Vec_PtrFree( vOrder );
+ // finalize the network
+ Vec_PtrForEachEntry( vNodes, pObj, i )
+ {
+ pObjPo = Abc_NtkCreatePo(pNtkAig);
+ pDriver = Abc_ObjNotCond(Abc_ObjRegular(pObj)->pCopy, Abc_ObjIsComplement(pObj));
+ Abc_ObjAddFanin( pObjPo, pDriver );
+ Abc_ObjAssignName( pObjPo, Abc_ObjName(pObjPo), NULL );
+ }
+ Vec_PtrFree( vNodes );
+ // perform cleanup if requested
+ if ( (nNodes = Abc_AigCleanup(pNtkAig->pManFunc)) )
+ printf( "Abc_NtkTopAnd(): AIG cleanup removed %d nodes (this is a bug).\n", nNodes );
+ // make sure everything is okay
+ if ( !Abc_NtkCheck( pNtkAig ) )
+ {
+ printf( "Abc_NtkStrash: The network check has failed.\n" );
+ Abc_NtkDelete( pNtkAig );
+ return NULL;
+ }
+ return pNtkAig;
+}
+
////////////////////////////////////////////////////////////////////////
/// END OF FILE ///
////////////////////////////////////////////////////////////////////////
diff --git a/src/base/cmd/cmdApi.c b/src/base/cmd/cmdApi.c
index 7167e22b..71db1846 100644
--- a/src/base/cmd/cmdApi.c
+++ b/src/base/cmd/cmdApi.c
@@ -90,7 +90,7 @@ int Cmd_CommandExecute( Abc_Frame_t * pAbc, char * sCommand )
loop = 0;
fStatus = CmdApplyAlias( pAbc, &argc, &argv, &loop );
if ( fStatus == 0 )
- fStatus = CmdCommandDispatch( pAbc, argc, argv );
+ fStatus = CmdCommandDispatch( pAbc, &argc, &argv );
CmdFreeArgv( argc, argv );
}
while ( fStatus == 0 && *sCommandNext != '\0' );
diff --git a/src/base/cmd/cmdInt.h b/src/base/cmd/cmdInt.h
index c082bd94..3a6a2803 100644
--- a/src/base/cmd/cmdInt.h
+++ b/src/base/cmd/cmdInt.h
@@ -65,12 +65,13 @@ extern void CmdCommandAliasPrint( Abc_Frame_t * pAbc, Abc_Alias * pAlias )
extern char * CmdCommandAliasLookup( Abc_Frame_t * pAbc, char * sCommand );
extern void CmdCommandAliasFree( Abc_Alias * p );
/*=== cmdUtils.c =======================================================*/
-extern int CmdCommandDispatch( Abc_Frame_t * pAbc, int argc, char ** argv );
+extern int CmdCommandDispatch( Abc_Frame_t * pAbc, int * argc, char *** argv );
extern char * CmdSplitLine( Abc_Frame_t * pAbc, char * sCommand, int * argc, char *** argv );
extern int CmdApplyAlias( Abc_Frame_t * pAbc, int * argc, char *** argv, int * loop );
extern char * CmdHistorySubstitution( Abc_Frame_t * pAbc, char * line, int * changed );
extern FILE * CmdFileOpen( Abc_Frame_t * pAbc, char * sFileName, char * sMode, char ** pFileNameReal, int silent );
extern void CmdFreeArgv( int argc, char ** argv );
+extern char ** CmdAddToArgv( int argc, char ** argv );
extern void CmdCommandFree( Abc_Command * pCommand );
extern void CmdCommandPrint( Abc_Frame_t * pAbc, bool fPrintAll );
extern void CmdPrintTable( st_table * tTable, int fAliases );
diff --git a/src/base/cmd/cmdUtils.c b/src/base/cmd/cmdUtils.c
index 6b4bdcbe..8c3fd38c 100644
--- a/src/base/cmd/cmdUtils.c
+++ b/src/base/cmd/cmdUtils.c
@@ -85,8 +85,12 @@ int cmdCheckShellEscape( Abc_Frame_t * pAbc, int argc, char ** argv)
SeeAlso []
***********************************************************************/
-int CmdCommandDispatch( Abc_Frame_t * pAbc, int argc, char **argv )
+int CmdCommandDispatch( Abc_Frame_t * pAbc, int * pargc, char *** pargv )
{
+ int argc = *pargc;
+ char ** argv = *pargv;
+ char ** argv2;
+
Abc_Ntk_t * pNetCopy;
int (*pFunc) ( Abc_Frame_t *, int, char ** );
Abc_Command * pCommand;
@@ -103,8 +107,17 @@ int CmdCommandDispatch( Abc_Frame_t * pAbc, int argc, char **argv )
// get the command
if ( !st_lookup( pAbc->tCommands, argv[0], (char **)&pCommand ) )
{ // the command is not in the table
- fprintf( pAbc->Err, "** cmd error: unknown command '%s'\n", argv[0] );
- return 1;
+// fprintf( pAbc->Err, "** cmd error: unknown command '%s'\n", argv[0] );
+// return 1;
+ // add command 'read' assuming that this is the file name
+ argv2 = CmdAddToArgv( argc, argv );
+ CmdFreeArgv( argc, argv );
+ argc = argc+1;
+ argv = argv2;
+ *pargc = argc;
+ *pargv = argv;
+ if ( !st_lookup( pAbc->tCommands, argv[0], (char **)&pCommand ) )
+ assert( 0 );
}
// get the backup network if the command is going to change the network
@@ -303,7 +316,7 @@ int CmdApplyAlias( Abc_Frame_t * pAbc, int *argcp, char ***argvp, int *loop )
fError = CmdApplyAlias( pAbc, &newc, &newv, loop );
if ( fError == 0 )
{
- fError = CmdCommandDispatch( pAbc, newc, newv );
+ fError = CmdCommandDispatch( pAbc, &newc, &newv );
}
CmdFreeArgv( newc, newv );
}
@@ -455,6 +468,28 @@ void CmdFreeArgv( int argc, char **argv )
/**Function*************************************************************
+ Synopsis [Frees the previously allocated argv array.]
+
+ Description []
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+char ** CmdAddToArgv( int argc, char ** argv )
+{
+ char ** argv2;
+ int i;
+ argv2 = ALLOC( char *, argc + 1 );
+ argv2[0] = Extra_UtilStrsav( "read" );
+ for ( i = 0; i < argc; i++ )
+ argv2[i+1] = Extra_UtilStrsav( argv[i] );
+ return argv2;
+}
+
+/**Function*************************************************************
+
Synopsis [Frees the previously allocated command.]
Description []
diff --git a/src/base/io/io.c b/src/base/io/io.c
index 1695942e..371adfc9 100644
--- a/src/base/io/io.c
+++ b/src/base/io/io.c
@@ -144,7 +144,7 @@ void Io_End()
int IoCommandRead( Abc_Frame_t * pAbc, int argc, char ** argv )
{
Abc_Ntk_t * pNtk;
- char * pFileName;
+ char * pFileName, * pTemp;
int fCheck;
int c;
@@ -171,6 +171,10 @@ int IoCommandRead( Abc_Frame_t * pAbc, int argc, char ** argv )
goto usage;
// get the input file name
pFileName = argv[globalUtilOptind];
+ // fix the wrong symbol
+ for ( pTemp = pFileName; *pTemp; pTemp++ )
+ if ( *pTemp == '>' )
+ *pTemp = '\\';
// read the file using the corresponding file reader
pNtk = Io_Read( pFileName, Io_ReadFileType(pFileName), fCheck );
if ( pNtk == NULL )
diff --git a/src/base/main/main.c b/src/base/main/main.c
index 7ecbe48e..1f1f19ba 100644
--- a/src/base/main/main.c
+++ b/src/base/main/main.c
@@ -221,8 +221,8 @@ int main( int argc, char * argv[] )
// if the memory should be freed, quit packages
if ( fStatus < 0 )
{
- Abc_Stop();
- }
+ Abc_Stop();
+ }
return 0;
usage: