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authorAlan Mishchenko <alanmi@berkeley.edu>2006-05-08 08:01:00 -0700
committerAlan Mishchenko <alanmi@berkeley.edu>2006-05-08 08:01:00 -0700
commit7d0921330b1f4e789901b4c2450920e7c412f95f (patch)
treebbbb9b1a6d92a989cd395e17945dda22503acccf
parent73b8d1dd79f4cca7821b78df0da999d6ea6872e6 (diff)
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Version abc60508
-rw-r--r--abc.dsp24
-rw-r--r--src/base/abc/abc.h18
-rw-r--r--src/base/abc/abcAig.c31
-rw-r--r--src/base/abc/abcCheck.c5
-rw-r--r--src/base/abc/abcNames.c113
-rw-r--r--src/base/abc/abcNtk.c27
-rw-r--r--src/base/abc/abcObj.c33
-rw-r--r--src/base/abc/abcUtil.c51
-rw-r--r--src/base/abci/abcPrint.c2
-rw-r--r--src/base/abci/abcProve.c4
-rw-r--r--src/base/abci/abcSat.c10
-rw-r--r--src/base/io/ioReadBlif.c5
-rw-r--r--src/base/io/ioReadEdif.c3
-rw-r--r--src/misc/extra/extra.h5
-rw-r--r--src/misc/extra/extraUtilMemory.c21
-rw-r--r--src/misc/extra/extraUtilTruth.c6
-rw-r--r--src/misc/nm/nm.h69
-rw-r--r--src/misc/nm/nmApi.c262
-rw-r--r--src/misc/nm/nmInt.h86
-rw-r--r--src/misc/nm/nmTable.c263
-rw-r--r--src/opt/cut/cutTruth.c11
-rw-r--r--todo.txt3
22 files changed, 933 insertions, 119 deletions
diff --git a/abc.dsp b/abc.dsp
index df2775df..775b88a2 100644
--- a/abc.dsp
+++ b/abc.dsp
@@ -42,7 +42,7 @@ RSC=rc.exe
# PROP Ignore_Export_Lib 0
# PROP Target_Dir ""
# ADD BASE CPP /nologo /W3 /GX /O2 /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /c
-# ADD CPP /nologo /W3 /GX /O2 /I "src\base\abc" /I "src\base\abci" /I "src\base\abcs" /I "src\base\seq" /I "src\base\cmd" /I "src\base\io" /I "src\base\main" /I "src\bdd\cudd" /I "src\bdd\epd" /I "src\bdd\mtr" /I "src\bdd\parse" /I "src\bdd\dsd" /I "src\bdd\reo" /I "src\sop\ft" /I "src\sat\aig" /I "src\sat\asat" /I "src\sat\msat" /I "src\sat\fraig" /I "src\opt\cut" /I "src\opt\dec" /I "src\opt\fxu" /I "src\opt\sim" /I "src\opt\rwr" /I "src\map\fpga" /I "src\map\pga" /I "src\map\mapper" /I "src\map\mio" /I "src\map\super" /I "src\misc\extra" /I "src\misc\st" /I "src\misc\mvc" /I "src\misc\util" /I "src\misc\npn" /I "src\misc\vec" /I "src\misc\espresso" /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /D "__STDC__" /FR /YX /FD /c
+# ADD CPP /nologo /W3 /GX /O2 /I "src\base\abc" /I "src\base\abci" /I "src\base\abcs" /I "src\base\seq" /I "src\base\cmd" /I "src\base\io" /I "src\base\main" /I "src\bdd\cudd" /I "src\bdd\epd" /I "src\bdd\mtr" /I "src\bdd\parse" /I "src\bdd\dsd" /I "src\bdd\reo" /I "src\sop\ft" /I "src\sat\aig" /I "src\sat\asat" /I "src\sat\msat" /I "src\sat\fraig" /I "src\opt\cut" /I "src\opt\dec" /I "src\opt\fxu" /I "src\opt\sim" /I "src\opt\rwr" /I "src\map\fpga" /I "src\map\pga" /I "src\map\mapper" /I "src\map\mio" /I "src\map\super" /I "src\misc\extra" /I "src\misc\st" /I "src\misc\mvc" /I "src\misc\util" /I "src\misc\npn" /I "src\misc\vec" /I "src\misc\espresso" /I "src\misc\nm" /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /D "__STDC__" /FR /YX /FD /c
# ADD BASE RSC /l 0x409 /d "NDEBUG"
# ADD RSC /l 0x409 /d "NDEBUG"
BSC32=bscmake.exe
@@ -66,7 +66,7 @@ LINK32=link.exe
# PROP Ignore_Export_Lib 0
# PROP Target_Dir ""
# ADD BASE CPP /nologo /W3 /Gm /GX /ZI /Od /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
-# ADD CPP /nologo /W3 /Gm /GX /ZI /Od /I "src\base\abc" /I "src\base\abci" /I "src\base\abcs" /I "src\base\seq" /I "src\base\cmd" /I "src\base\io" /I "src\base\main" /I "src\bdd\cudd" /I "src\bdd\epd" /I "src\bdd\mtr" /I "src\bdd\parse" /I "src\bdd\dsd" /I "src\bdd\reo" /I "src\sop\ft" /I "src\sat\aig" /I "src\sat\asat" /I "src\sat\msat" /I "src\sat\fraig" /I "src\opt\cut" /I "src\opt\dec" /I "src\opt\fxu" /I "src\opt\sim" /I "src\opt\rwr" /I "src\map\fpga" /I "src\map\pga" /I "src\map\mapper" /I "src\map\mio" /I "src\map\super" /I "src\misc\extra" /I "src\misc\st" /I "src\misc\mvc" /I "src\misc\util" /I "src\misc\npn" /I "src\misc\vec" /I "src\misc\espresso" /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /D "__STDC__" /FR /YX /FD /GZ /c
+# ADD CPP /nologo /W3 /Gm /GX /ZI /Od /I "src\base\abc" /I "src\base\abci" /I "src\base\abcs" /I "src\base\seq" /I "src\base\cmd" /I "src\base\io" /I "src\base\main" /I "src\bdd\cudd" /I "src\bdd\epd" /I "src\bdd\mtr" /I "src\bdd\parse" /I "src\bdd\dsd" /I "src\bdd\reo" /I "src\sop\ft" /I "src\sat\aig" /I "src\sat\asat" /I "src\sat\msat" /I "src\sat\fraig" /I "src\opt\cut" /I "src\opt\dec" /I "src\opt\fxu" /I "src\opt\sim" /I "src\opt\rwr" /I "src\map\fpga" /I "src\map\pga" /I "src\map\mapper" /I "src\map\mio" /I "src\map\super" /I "src\misc\extra" /I "src\misc\st" /I "src\misc\mvc" /I "src\misc\util" /I "src\misc\npn" /I "src\misc\vec" /I "src\misc\espresso" /I "src\misc\nm" /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /D "__STDC__" /FR /YX /FD /GZ /c
# SUBTRACT CPP /X
# ADD BASE RSC /l 0x409 /d "_DEBUG"
# ADD RSC /l 0x409 /d "_DEBUG"
@@ -2077,6 +2077,26 @@ SOURCE=.\src\misc\espresso\verify.c
SOURCE=.\src\misc\util\util_hack.h
# End Source File
# End Group
+# Begin Group "nm"
+
+# PROP Default_Filter ""
+# Begin Source File
+
+SOURCE=.\src\misc\nm\nm.h
+# End Source File
+# Begin Source File
+
+SOURCE=.\src\misc\nm\nmApi.c
+# End Source File
+# Begin Source File
+
+SOURCE=.\src\misc\nm\nmInt.h
+# End Source File
+# Begin Source File
+
+SOURCE=.\src\misc\nm\nmTable.c
+# End Source File
+# End Group
# End Group
# End Group
# Begin Group "Header Files"
diff --git a/src/base/abc/abc.h b/src/base/abc/abc.h
index 32365b81..1fb57f67 100644
--- a/src/base/abc/abc.h
+++ b/src/base/abc/abc.h
@@ -40,6 +40,7 @@ extern "C" {
#include "solver.h"
#include "vec.h"
#include "stmm.h"
+#include "nm.h"
////////////////////////////////////////////////////////////////////////
/// PARAMETERS ///
@@ -158,12 +159,13 @@ struct Abc_Ntk_t_
char * pSpec; // the name of the spec file if present
int Id; // network ID
// name representation
- stmm_table * tName2Net; // the table hashing net names into net pointer
- stmm_table * tObj2Name; // the table hashing PI/PO/latch pointers into names
+// stmm_table * tName2Net; // the table hashing net names into net pointer
+// stmm_table * tObj2Name; // the table hashing PI/PO/latch pointers into names
// components of the network
Vec_Ptr_t * vObjs; // the array of all objects (net, nodes, latches)
Vec_Ptr_t * vCis; // the array of combinational inputs (PIs followed by latches)
Vec_Ptr_t * vCos; // the array of combinational outputs (POs followed by latches)
+ Vec_Ptr_t * vAsserts; // the array of assertions
Vec_Ptr_t * vLats; // the array of latches (or the cutset in the sequential network)
Vec_Ptr_t * vCutSet; // the array of cutset nodes (used in the sequential AIG)
// the stats about the number of living objects
@@ -174,6 +176,7 @@ struct Abc_Ntk_t_
int nLatches; // the number of live latches
int nPis; // the number of primary inputs
int nPos; // the number of primary outputs
+ int nAsserts; // the number of assertion primary outputs
// the functionality manager
void * pManFunc; // AIG manager, BDD manager, or memory manager for SOPs
// the global functions (BDDs)
@@ -198,6 +201,8 @@ struct Abc_Ntk_t_
Vec_Int_t * vIntTemp; // the temporary array
Vec_Str_t * vStrTemp; // the temporary array
void * pData; // the temporary pointer
+ // name manager
+ Nm_Man_t * pManName;
// the backup network and the step number
Abc_Ntk_t * pNetBackup; // the pointer to the previous backup network
int iStep; // the generation number for the given network
@@ -207,7 +212,7 @@ struct Abc_Ntk_t_
short fHieVisited; // flag to mark the visited network
short fHiePath; // flag to mark the network on the path
// memory management
- Extra_MmFlex_t * pMmNames; // memory manager for net names
+// Extra_MmFlex_t * pMmNames; // memory manager for net names
Extra_MmFixed_t* pMmObj; // memory manager for objects
Extra_MmStep_t * pMmStep; // memory manager for arrays
};
@@ -540,15 +545,13 @@ extern Abc_Obj_t * Abc_ObjAlloc( Abc_Ntk_t * pNtk, Abc_ObjType_t Type );
extern void Abc_ObjRecycle( Abc_Obj_t * pObj );
extern void Abc_ObjAdd( Abc_Obj_t * pObj );
/*=== abcNames.c ====================================================*/
-extern char * Abc_NtkRegisterName( Abc_Ntk_t * pNtk, char * pName );
-extern char * Abc_NtkRegisterNamePlus( Abc_Ntk_t * pNtk, char * pName, char * pSuffix );
+//extern char * Abc_NtkRegisterName( Abc_Ntk_t * pNtk, char * pName );
+//extern char * Abc_NtkRegisterNamePlus( Abc_Ntk_t * pNtk, char * pName, char * pSuffix );
extern char * Abc_ObjName( Abc_Obj_t * pNode );
extern char * Abc_ObjNameSuffix( Abc_Obj_t * pObj, char * pSuffix );
-extern char * Abc_ObjNameUnique( Abc_Ntk_t * pNtk, char * pName );
extern char * Abc_ObjNameDummy( char * pPrefix, int Num, int nDigits );
extern char * Abc_NtkLogicStoreName( Abc_Obj_t * pNodeNew, char * pNameOld );
extern char * Abc_NtkLogicStoreNamePlus( Abc_Obj_t * pNodeNew, char * pNameOld, char * pSuffix );
-extern void Abc_NtkCreateCioNamesTable( Abc_Ntk_t * pNtk );
extern void Abc_NtkDupCioNamesTable( Abc_Ntk_t * pNtk, Abc_Ntk_t * pNtkNew );
extern void Abc_NtkDupCioNamesTableDual( Abc_Ntk_t * pNtk, Abc_Ntk_t * pNtkNew );
extern Vec_Ptr_t * Abc_NodeGetFaninNames( Abc_Obj_t * pNode );
@@ -561,7 +564,6 @@ extern void Abc_NtkAddDummyPiNames( Abc_Ntk_t * pNtk );
extern void Abc_NtkAddDummyPoNames( Abc_Ntk_t * pNtk );
extern void Abc_NtkAddDummyLatchNames( Abc_Ntk_t * pNtk );
extern void Abc_NtkShortNames( Abc_Ntk_t * pNtk );
-extern stmm_table * Abc_NtkNamesToTable( Vec_Ptr_t * vNodes );
/*=== abcNetlist.c ==========================================================*/
extern Abc_Ntk_t * Abc_NtkNetlistToLogic( Abc_Ntk_t * pNtk );
extern Abc_Ntk_t * Abc_NtkLogicToNetlist( Abc_Ntk_t * pNtk, int fDirect );
diff --git a/src/base/abc/abcAig.c b/src/base/abc/abcAig.c
index 0d75eb76..f1171992 100644
--- a/src/base/abc/abcAig.c
+++ b/src/base/abc/abcAig.c
@@ -58,6 +58,11 @@ struct Abc_Aig_t_
Vec_Ptr_t * vStackReplaceNew; // the nodes to be used for replacement
Vec_Vec_t * vLevels; // the nodes to be updated
Vec_Vec_t * vLevelsR; // the nodes to be updated
+
+ int nStrash0;
+ int nStrash1;
+ int nStrash5;
+ int nStrash2;
};
// iterators through the entries in the linked lists of nodes
@@ -164,6 +169,8 @@ int Abc_AigCleanup( Abc_Aig_t * pMan )
Vec_Ptr_t * vDangles;
Abc_Obj_t * pAnd;
int i, nNodesOld;
+// printf( "Strash0 = %d. Strash1 = %d. Strash100 = %d. StrashM = %d.\n",
+// pMan->nStrash0, pMan->nStrash1, pMan->nStrash5, pMan->nStrash2 );
nNodesOld = pMan->nEntries;
// collect the AND nodes that do not fanout
vDangles = Vec_PtrAlloc( 100 );
@@ -369,6 +376,27 @@ Abc_Obj_t * Abc_AigAndLookup( Abc_Aig_t * pMan, Abc_Obj_t * p0, Abc_Obj_t * p1 )
return p0;
return Abc_ObjNot(pConst1);
}
+/*
+ {
+ int nFans0 = Abc_ObjFanoutNum( Abc_ObjRegular(p0) );
+ int nFans1 = Abc_ObjFanoutNum( Abc_ObjRegular(p1) );
+ if ( nFans0 == 0 || nFans1 == 0 )
+ pMan->nStrash0++;
+ else if ( nFans0 == 1 || nFans1 == 1 )
+ pMan->nStrash1++;
+ else if ( nFans0 <= 100 && nFans1 <= 100 )
+ pMan->nStrash5++;
+ else
+ pMan->nStrash2++;
+ }
+*/
+ {
+ int nFans0 = Abc_ObjFanoutNum( Abc_ObjRegular(p0) );
+ int nFans1 = Abc_ObjFanoutNum( Abc_ObjRegular(p1) );
+ if ( nFans0 == 0 || nFans1 == 0 )
+ return NULL;
+ }
+
// order the arguments
if ( Abc_ObjRegular(p0)->Id > Abc_ObjRegular(p1)->Id )
pAnd = p0, p0 = p1, p1 = pAnd;
@@ -377,7 +405,10 @@ Abc_Obj_t * Abc_AigAndLookup( Abc_Aig_t * pMan, Abc_Obj_t * p0, Abc_Obj_t * p1 )
// find the matching node in the table
Abc_AigBinForEachEntry( pMan->pBins[Key], pAnd )
if ( p0 == Abc_ObjChild0(pAnd) && p1 == Abc_ObjChild1(pAnd) )
+ {
+// assert( Abc_ObjFanoutNum(Abc_ObjRegular(p0)) && Abc_ObjFanoutNum(p1) );
return pAnd;
+ }
return NULL;
}
diff --git a/src/base/abc/abcCheck.c b/src/base/abc/abcCheck.c
index 5c152409..49e0e825 100644
--- a/src/base/abc/abcCheck.c
+++ b/src/base/abc/abcCheck.c
@@ -233,6 +233,7 @@ bool Abc_NtkCheckNames( Abc_Ntk_t * pNtk )
if ( Abc_NtkIsNetlist(pNtk) )
{
+/*
// check that the nets in the table are also in the network
stmm_foreach_item( pNtk->tName2Net, gen, &pName, (char**)&pNet )
{
@@ -251,8 +252,9 @@ bool Abc_NtkCheckNames( Abc_Ntk_t * pNtk )
return 0;
}
}
+*/
}
-
+/*
// check PI/PO/latch names
Abc_NtkForEachPi( pNtk, pObj, i )
{
@@ -293,6 +295,7 @@ bool Abc_NtkCheckNames( Abc_Ntk_t * pNtk )
return 0;
}
}
+*/
return 1;
}
diff --git a/src/base/abc/abcNames.c b/src/base/abc/abcNames.c
index 14f0b505..f9fbe9db 100644
--- a/src/base/abc/abcNames.c
+++ b/src/base/abc/abcNames.c
@@ -44,11 +44,14 @@
***********************************************************************/
char * Abc_NtkRegisterName( Abc_Ntk_t * pNtk, char * pName )
{
+/*
char * pRegName;
if ( pName == NULL ) return NULL;
pRegName = Extra_MmFlexEntryFetch( pNtk->pMmNames, strlen(pName) + 1 );
strcpy( pRegName, pName );
return pRegName;
+*/
+ return NULL;
}
/**Function*************************************************************
@@ -64,11 +67,14 @@ char * Abc_NtkRegisterName( Abc_Ntk_t * pNtk, char * pName )
***********************************************************************/
char * Abc_NtkRegisterNamePlus( Abc_Ntk_t * pNtk, char * pName, char * pSuffix )
{
+/*
char * pRegName;
assert( pName && pSuffix );
pRegName = Extra_MmFlexEntryFetch( pNtk->pMmNames, strlen(pName) + strlen(pSuffix) + 1 );
sprintf( pRegName, "%s%s", pName, pSuffix );
return pRegName;
+*/
+ return NULL;
}
/**Function*************************************************************
@@ -90,7 +96,9 @@ char * Abc_ObjName( Abc_Obj_t * pObj )
char * pName;
// check if the object is in the lookup table
- if ( stmm_lookup( pObj->pNtk->tObj2Name, (char *)pObj, &pName ) )
+// if ( stmm_lookup( pObj->pNtk->tObj2Name, (char *)pObj, &pName ) )
+// return pName;
+ if ( pName = Nm_ManFindNameById(pObj->pNtk->pManName, pObj->Id) )
return pName;
// consider network types
@@ -134,33 +142,6 @@ char * Abc_ObjNameSuffix( Abc_Obj_t * pObj, char * pSuffix )
return Buffer;
}
-/**Function*************************************************************
-
- Synopsis [Finds a unique name for the node.]
-
- Description [If the name exists, tries appending numbers to it until
- it becomes unique.]
-
- SideEffects []
-
- SeeAlso []
-
-***********************************************************************/
-char * Abc_ObjNameUnique( Abc_Ntk_t * pNtk, char * pName )
-{
- static char Buffer[1000];
- int Counter;
- assert( 0 );
- if ( !stmm_is_member( pNtk->tName2Net, pName ) )
- return pName;
- for ( Counter = 1; ; Counter++ )
- {
- sprintf( Buffer, "%s_%d", pName, Counter );
- if ( !stmm_is_member( pNtk->tName2Net, Buffer ) )
- return Buffer;
- }
- return NULL;
-}
/**Function*************************************************************
@@ -195,6 +176,7 @@ char * Abc_ObjNameDummy( char * pPrefix, int Num, int nDigits )
***********************************************************************/
char * Abc_NtkLogicStoreName( Abc_Obj_t * pObjNew, char * pNameOld )
{
+/*
char * pNewName;
assert( Abc_ObjIsCio(pObjNew) );
// get the new name
@@ -205,6 +187,9 @@ char * Abc_NtkLogicStoreName( Abc_Obj_t * pObjNew, char * pNameOld )
assert( 0 ); // the object is added for the second time
}
return pNewName;
+*/
+ Nm_ManStoreIdName( pObjNew->pNtk->pManName, pObjNew->Id, pNameOld, NULL );
+ return NULL;
}
/**Function*************************************************************
@@ -220,6 +205,7 @@ char * Abc_NtkLogicStoreName( Abc_Obj_t * pObjNew, char * pNameOld )
***********************************************************************/
char * Abc_NtkLogicStoreNamePlus( Abc_Obj_t * pObjNew, char * pNameOld, char * pSuffix )
{
+/*
char * pNewName;
assert( pSuffix );
assert( Abc_ObjIsCio(pObjNew) );
@@ -231,31 +217,9 @@ char * Abc_NtkLogicStoreNamePlus( Abc_Obj_t * pObjNew, char * pNameOld, char * p
assert( 0 ); // the object is added for the second time
}
return pNewName;
-}
-
-/**Function*************************************************************
-
- Synopsis [Creates the name arrays from the old network.]
-
- Description []
-
- SideEffects []
-
- SeeAlso []
-
-***********************************************************************/
-void Abc_NtkCreateCioNamesTable( Abc_Ntk_t * pNtk )
-{
- Abc_Obj_t * pObj;
- int i;
- assert( Abc_NtkIsNetlist(pNtk) );
- assert( st_count(pNtk->tObj2Name) == 0 );
- Abc_NtkForEachPi( pNtk, pObj, i )
- Abc_NtkLogicStoreName( pObj, Abc_ObjFanout0(pObj)->pData );
- Abc_NtkForEachPo( pNtk, pObj, i )
- Abc_NtkLogicStoreName( pObj, Abc_ObjFanin0(pObj)->pData );
- Abc_NtkForEachLatch( pNtk, pObj, i )
- Abc_NtkLogicStoreName( pObj, Abc_ObjFanout0(pObj)->pData );
+*/
+ Nm_ManStoreIdName( pObjNew->pNtk->pManName, pObjNew->Id, pNameOld, pSuffix );
+ return NULL;
}
/**Function*************************************************************
@@ -276,16 +240,16 @@ void Abc_NtkDupCioNamesTable( Abc_Ntk_t * pNtk, Abc_Ntk_t * pNtkNew )
assert( Abc_NtkPiNum(pNtk) == Abc_NtkPiNum(pNtkNew) );
assert( Abc_NtkPoNum(pNtk) == Abc_NtkPoNum(pNtkNew) );
assert( Abc_NtkLatchNum(pNtk) == Abc_NtkLatchNum(pNtkNew) );
- assert( st_count(pNtk->tObj2Name) > 0 );
- assert( st_count(pNtkNew->tObj2Name) == 0 );
+// assert( st_count(pNtk->tObj2Name) > 0 );
+// assert( st_count(pNtkNew->tObj2Name) == 0 );
// copy the CI/CO names if given
Abc_NtkForEachPi( pNtk, pObj, i )
- Abc_NtkLogicStoreName( Abc_NtkPi(pNtkNew,i), Abc_ObjName(pObj) );
+ Abc_NtkLogicStoreName( Abc_NtkPi(pNtkNew,i), Abc_ObjName(Abc_ObjFanout0Ntk(pObj)) );
Abc_NtkForEachPo( pNtk, pObj, i )
- Abc_NtkLogicStoreName( Abc_NtkPo(pNtkNew,i), Abc_ObjName(pObj) );
+ Abc_NtkLogicStoreName( Abc_NtkPo(pNtkNew,i), Abc_ObjName(Abc_ObjFanin0Ntk(pObj)) );
if ( !Abc_NtkIsSeq(pNtk) )
Abc_NtkForEachLatch( pNtk, pObj, i )
- Abc_NtkLogicStoreName( Abc_NtkLatch(pNtkNew,i), Abc_ObjName(pObj) );
+ Abc_NtkLogicStoreName( Abc_NtkLatch(pNtkNew,i), Abc_ObjName(Abc_ObjFanout0Ntk(pObj)) );
}
/**Function*************************************************************
@@ -306,8 +270,8 @@ void Abc_NtkDupCioNamesTableDual( Abc_Ntk_t * pNtk, Abc_Ntk_t * pNtkNew )
assert( Abc_NtkPiNum(pNtk) == Abc_NtkPiNum(pNtkNew) );
assert( Abc_NtkPoNum(pNtk) * 2 == Abc_NtkPoNum(pNtkNew) );
assert( Abc_NtkLatchNum(pNtk) == Abc_NtkLatchNum(pNtkNew) );
- assert( st_count(pNtk->tObj2Name) > 0 );
- assert( st_count(pNtkNew->tObj2Name) == 0 );
+// assert( st_count(pNtk->tObj2Name) > 0 );
+// assert( st_count(pNtkNew->tObj2Name) == 0 );
// copy the CI/CO names if given
Abc_NtkForEachPi( pNtk, pObj, i )
Abc_NtkLogicStoreName( Abc_NtkPi(pNtkNew,i), Abc_ObjName(pObj) );
@@ -573,35 +537,16 @@ void Abc_NtkAddDummyLatchNames( Abc_Ntk_t * pNtk )
***********************************************************************/
void Abc_NtkShortNames( Abc_Ntk_t * pNtk )
{
- stmm_free_table( pNtk->tObj2Name );
- pNtk->tObj2Name = stmm_init_table(stmm_ptrcmp, stmm_ptrhash);
+// stmm_free_table( pNtk->tObj2Name );
+// pNtk->tObj2Name = stmm_init_table(stmm_ptrcmp, stmm_ptrhash);
+ Nm_ManFree( pNtk->pManName );
+ pNtk->pManName = Nm_ManCreate( Abc_NtkPiNum(pNtk) + Abc_NtkPoNum(pNtk) + Abc_NtkLatchNum(pNtk) + 10 );
+
Abc_NtkAddDummyPiNames( pNtk );
Abc_NtkAddDummyPoNames( pNtk );
Abc_NtkAddDummyLatchNames( pNtk );
}
-/**Function*************************************************************
-
- Synopsis [Returns the hash table with these names.]
-
- Description []
-
- SideEffects []
-
- SeeAlso []
-
-***********************************************************************/
-stmm_table * Abc_NtkNamesToTable( Vec_Ptr_t * vNodes )
-{
- stmm_table * tTable;
- Abc_Obj_t * pObj;
- int i;
- tTable = stmm_init_table(strcmp, stmm_strhash);
- Vec_PtrForEachEntry( vNodes, pObj, i )
- stmm_insert( tTable, Abc_ObjName(pObj), (char *)pObj );
- return tTable;
-}
-
////////////////////////////////////////////////////////////////////////
/// END OF FILE ///
////////////////////////////////////////////////////////////////////////
diff --git a/src/base/abc/abcNtk.c b/src/base/abc/abcNtk.c
index 0640d661..c8bdf987 100644
--- a/src/base/abc/abcNtk.c
+++ b/src/base/abc/abcNtk.c
@@ -57,14 +57,15 @@ Abc_Ntk_t * Abc_NtkAlloc( Abc_NtkType_t Type, Abc_NtkFunc_t Func )
pNtk->vCutSet = Vec_PtrAlloc( 100 );
pNtk->vCis = Vec_PtrAlloc( 100 );
pNtk->vCos = Vec_PtrAlloc( 100 );
+ pNtk->vAsserts = Vec_PtrAlloc( 100 );
pNtk->vPtrTemp = Vec_PtrAlloc( 100 );
pNtk->vIntTemp = Vec_IntAlloc( 100 );
pNtk->vStrTemp = Vec_StrAlloc( 100 );
// start the hash table
- pNtk->tName2Net = stmm_init_table(strcmp, stmm_strhash);
- pNtk->tObj2Name = stmm_init_table(stmm_ptrcmp, stmm_ptrhash);
+// pNtk->tName2Net = stmm_init_table(strcmp, stmm_strhash);
+// pNtk->tObj2Name = stmm_init_table(stmm_ptrcmp, stmm_ptrhash);
// start the memory managers
- pNtk->pMmNames = Extra_MmFlexStart();
+// pNtk->pMmNames = Extra_MmFlexStart();
pNtk->pMmObj = Extra_MmFixedStart( sizeof(Abc_Obj_t) );
pNtk->pMmStep = Extra_MmStepStart( ABC_NUM_STEPS );
// get ready to assign the first Obj ID
@@ -94,6 +95,9 @@ Abc_Ntk_t * Abc_NtkAlloc( Abc_NtkType_t Type, Abc_NtkFunc_t Func )
}
else
Vec_PtrPush( pNtk->vObjs, NULL );
+ // name manager
+ pNtk->pManName = Nm_ManCreate( 1000 );
+//printf( "Allocated newtork %p\n", pNtk );
return pNtk;
}
@@ -146,7 +150,8 @@ Abc_Ntk_t * Abc_NtkStartFrom( Abc_Ntk_t * pNtk, Abc_NtkType_t Type, Abc_NtkFunc_
Abc_HManAddProto( pObj->pCopy, pObj );
}
// transfer the names
- Abc_NtkDupCioNamesTable( pNtk, pNtkNew );
+ if ( Type != ABC_NTK_NETLIST )
+ Abc_NtkDupCioNamesTable( pNtk, pNtkNew );
Abc_ManTimeDup( pNtk, pNtkNew );
// check that the CI/CO/latches are copied correctly
assert( Abc_NtkCiNum(pNtk) == Abc_NtkCiNum(pNtkNew) );
@@ -335,7 +340,7 @@ void Abc_NtkFinalizeRead( Abc_Ntk_t * pNtk )
// fix the net drivers
Abc_NtkFixNonDrivenNets( pNtk );
// create the names table
- Abc_NtkCreateCioNamesTable( pNtk );
+// Abc_NtkCreateCioNamesTable( pNtk );
// add latches to the CI/CO arrays
Abc_NtkForEachLatch( pNtk, pLatch, i )
{
@@ -735,6 +740,7 @@ void Abc_NtkDelete( Abc_Ntk_t * pNtk )
int LargePiece = (4 << ABC_NUM_STEPS);
if ( pNtk == NULL )
return;
+//printf( "Deleted newtork %p\n", pNtk );
// make sure all the marks are clean
Abc_NtkForEachObj( pNtk, pObj, i )
{
@@ -761,6 +767,7 @@ void Abc_NtkDelete( Abc_Ntk_t * pNtk )
// free the arrays
Vec_PtrFree( pNtk->vCis );
Vec_PtrFree( pNtk->vCos );
+ Vec_PtrFree( pNtk->vAsserts );
Vec_PtrFree( pNtk->vObjs );
Vec_PtrFree( pNtk->vLats );
Vec_PtrFree( pNtk->vCutSet );
@@ -769,15 +776,15 @@ void Abc_NtkDelete( Abc_Ntk_t * pNtk )
Vec_StrFree( pNtk->vStrTemp );
if ( pNtk->pModel ) free( pNtk->pModel );
// free the hash table of Obj name into Obj ID
- stmm_free_table( pNtk->tName2Net );
- stmm_free_table( pNtk->tObj2Name );
+// stmm_free_table( pNtk->tName2Net );
+// stmm_free_table( pNtk->tObj2Name );
TotalMemory = 0;
- TotalMemory += Extra_MmFlexReadMemUsage(pNtk->pMmNames);
+// TotalMemory += Extra_MmFlexReadMemUsage(pNtk->pMmNames);
TotalMemory += Extra_MmFixedReadMemUsage(pNtk->pMmObj);
TotalMemory += Extra_MmStepReadMemUsage(pNtk->pMmStep);
// fprintf( stdout, "The total memory allocated internally by the network = %0.2f Mb.\n", ((double)TotalMemory)/(1<<20) );
// free the storage
- Extra_MmFlexStop ( pNtk->pMmNames, 0 );
+// Extra_MmFlexStop ( pNtk->pMmNames, 0 );
Extra_MmFixedStop( pNtk->pMmObj, 0 );
Extra_MmStepStop ( pNtk->pMmStep, 0 );
// free the timing manager
@@ -797,6 +804,8 @@ void Abc_NtkDelete( Abc_Ntk_t * pNtk )
}
else if ( !Abc_NtkHasMapping(pNtk) )
assert( 0 );
+ // name manager
+ Nm_ManFree( pNtk->pManName );
// free the hierarchy
if ( Abc_NtkIsNetlist(pNtk) && pNtk->tName2Model )
{
diff --git a/src/base/abc/abcObj.c b/src/base/abc/abcObj.c
index 4be253d1..56fcef95 100644
--- a/src/base/abc/abcObj.c
+++ b/src/base/abc/abcObj.c
@@ -101,12 +101,14 @@ void Abc_ObjAdd( Abc_Obj_t * pObj )
// perform specialized operations depending on the object type
if ( Abc_ObjIsNet(pObj) )
{
+/*
// add the name to the table
if ( pObj->pData && stmm_insert( pNtk->tName2Net, pObj->pData, (char *)pObj ) )
{
printf( "Error: The net is already in the table...\n" );
assert( 0 );
}
+*/
pNtk->nNets++;
}
else if ( Abc_ObjIsNode(pObj) )
@@ -169,12 +171,19 @@ Abc_Obj_t * Abc_NtkDupObj( Abc_Ntk_t * pNtkNew, Abc_Obj_t * pObj )
}
}
else if ( Abc_ObjIsNet(pObj) ) // copy the name
- pObjNew->pData = Abc_NtkRegisterName( pNtkNew, pObj->pData );
+ {
+// pObjNew->pData = Abc_NtkRegisterName( pNtkNew, pObj->pData );
+ }
else if ( Abc_ObjIsLatch(pObj) ) // copy the reset value
pObjNew->pData = pObj->pData;
pObj->pCopy = pObjNew;
// add the object to the network
Abc_ObjAdd( pObjNew );
+
+
+ if ( Abc_ObjIsNet(pObj) )
+ pObjNew->pData = Nm_ManStoreIdName( pNtkNew->pManName, pObjNew->Id, pObj->pData, NULL );
+
return pObjNew;
}
@@ -214,12 +223,15 @@ void Abc_NtkDeleteObj( Abc_Obj_t * pObj )
// perform specialized operations depending on the object type
if ( Abc_ObjIsNet(pObj) )
{
+ assert( 0 );
+/*
// remove the net from the hash table of nets
if ( pObj->pData && !stmm_delete( pNtk->tName2Net, (char **)&pObj->pData, (char **)&pObj ) )
{
printf( "Error: The net is not in the table...\n" );
assert( 0 );
}
+*/
pObj->pData = NULL;
pNtk->nNets--;
}
@@ -238,11 +250,15 @@ void Abc_NtkDeleteObj( Abc_Obj_t * pObj )
assert( Abc_NtkPoNum(pObj->pNtk) > 0 );
Vec_PtrRemove( pObj->pNtk->vCos, pObj );
pObj->pNtk->nPos--;
+
+ assert( 0 );
+/*
// add the name to the table
if ( !stmm_delete( pObj->pNtk->tObj2Name, (char **)&pObj, NULL ) )
{
assert( 0 ); // the PO is not in the table
}
+*/
}
else
assert( 0 );
@@ -359,10 +375,16 @@ Abc_Obj_t * Abc_NtkFindCo( Abc_Ntk_t * pNtk, char * pName )
Abc_Obj_t * Abc_NtkFindNet( Abc_Ntk_t * pNtk, char * pName )
{
Abc_Obj_t * pNet;
+ int ObjId;
assert( Abc_NtkIsNetlist(pNtk) );
- if ( stmm_lookup( pNtk->tName2Net, pName, (char**)&pNet ) )
- return pNet;
- return NULL;
+// if ( stmm_lookup( pNtk->tName2Net, pName, (char**)&pNet ) )
+// return pNet;
+// return NULL;
+ ObjId = Nm_ManFindIdByName( pNtk->pManName, pName, NULL );
+ if ( ObjId == -1 )
+ return NULL;
+ pNet = Abc_NtkObj( pNtk, ObjId );
+ return pNet;
}
/**Function*************************************************************
@@ -384,8 +406,9 @@ Abc_Obj_t * Abc_NtkFindOrCreateNet( Abc_Ntk_t * pNtk, char * pName )
return pNet;
// create a new net
pNet = Abc_ObjAlloc( pNtk, ABC_OBJ_NET );
- pNet->pData = Abc_NtkRegisterName( pNtk, pName );
+// pNet->pData = Abc_NtkRegisterName( pNtk, pName );
Abc_ObjAdd( pNet );
+ pNet->pData = Nm_ManStoreIdName( pNtk->pManName, pNet->Id, pName, NULL );
return pNet;
}
diff --git a/src/base/abc/abcUtil.c b/src/base/abc/abcUtil.c
index 8449c91d..034aa38f 100644
--- a/src/base/abc/abcUtil.c
+++ b/src/base/abc/abcUtil.c
@@ -1064,6 +1064,57 @@ void Abc_NtkReassignIds( Abc_Ntk_t * pNtk )
Abc_AigRehash( pNtk->pManFunc );
}
+/**Function*************************************************************
+
+ Synopsis [Detect cases when non-trivial FF matching is possible.]
+
+ Description []
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+void Abc_NtkDetectMatching( Abc_Ntk_t * pNtk )
+{
+ Abc_Obj_t * pLatch, * pFanin;
+ int i, nTFFs, nJKFFs;
+ nTFFs = nJKFFs = 0;
+ Abc_NtkForEachLatch( pNtk, pLatch, i )
+ {
+ pFanin = Abc_ObjFanin0(pLatch);
+ if ( Abc_ObjFaninNum(pFanin) != 2 )
+ continue;
+ if ( Abc_NodeIsExorType(pLatch) )
+ {
+ if ( Abc_ObjFanin0(Abc_ObjFanin0(pFanin)) == pLatch ||
+ Abc_ObjFanin1(Abc_ObjFanin0(pFanin)) == pLatch )
+ nTFFs++;
+ }
+ if ( Abc_ObjFaninNum( Abc_ObjFanin0(pFanin) ) != 2 ||
+ Abc_ObjFaninNum( Abc_ObjFanin1(pFanin) ) != 2 )
+ continue;
+
+/*
+ if ( !Abc_ObjFaninC0(pLatch) ||
+ !Abc_ObjFaninC0( Abc_ObjFanin0(pFanin) ) ||
+ !Abc_ObjFaninC1( Abc_ObjFanin0(pFanin) ) )
+ continue;
+*/
+
+ if ( (Abc_ObjFanin0(Abc_ObjFanin0(pFanin)) == pLatch ||
+ Abc_ObjFanin1(Abc_ObjFanin0(pFanin)) == pLatch) &&
+ (Abc_ObjFanin0(Abc_ObjFanin1(pFanin)) == pLatch ||
+ Abc_ObjFanin1(Abc_ObjFanin1(pFanin)) == pLatch) )
+ {
+ nJKFFs++;
+ }
+ }
+ printf( "D = %6d. T = %6d. JK = %6d. (%6.2f %%)\n",
+ Abc_NtkLatchNum(pNtk), nTFFs, nJKFFs, 100.0 * nJKFFs / Abc_NtkLatchNum(pNtk) );
+}
+
+
////////////////////////////////////////////////////////////////////////
/// END OF FILE ///
////////////////////////////////////////////////////////////////////////
diff --git a/src/base/abci/abcPrint.c b/src/base/abci/abcPrint.c
index d7b270bf..2aad721b 100644
--- a/src/base/abci/abcPrint.c
+++ b/src/base/abci/abcPrint.c
@@ -50,6 +50,8 @@ void Abc_NtkPrintStats( FILE * pFile, Abc_Ntk_t * pNtk, int fFactored )
{
int Num, Num2;
+// Abc_NtkDetectMatching( pNtk );
+// return;
fprintf( pFile, "%-13s:", pNtk->pName );
fprintf( pFile, " i/o = %4d/%4d", Abc_NtkPiNum(pNtk), Abc_NtkPoNum(pNtk) );
diff --git a/src/base/abci/abcProve.c b/src/base/abci/abcProve.c
index c0e904bf..23315223 100644
--- a/src/base/abci/abcProve.c
+++ b/src/base/abci/abcProve.c
@@ -140,8 +140,9 @@ int Abc_NtkMiterProve( Abc_Ntk_t ** ppNtk, void * pPars )
if ( RetValue >= 0 )
break;
}
- }
+ }
+/*
// try to prove it using brute force SAT
if ( RetValue < 0 && pParams->fUseBdds )
{
@@ -161,6 +162,7 @@ int Abc_NtkMiterProve( Abc_Ntk_t ** ppNtk, void * pPars )
pNtk = pNtkTemp;
Abc_NtkMiterPrint( pNtk, "BDD building", clk, pParams->fVerbose );
}
+*/
if ( RetValue < 0 )
{
diff --git a/src/base/abci/abcSat.c b/src/base/abci/abcSat.c
index 9348231b..06376eed 100644
--- a/src/base/abci/abcSat.c
+++ b/src/base/abci/abcSat.c
@@ -422,7 +422,15 @@ int Abc_NtkMiterSatCreateInt( solver * pSat, Abc_Ntk_t * pNtk, int fJFront )
pNode->pCopy = (Abc_Obj_t *)vNodes->nSize;
Vec_PtrPush( vNodes, pNode );
Abc_NtkClauseTriv( pSat, pNode, vVars );
-
+/*
+ // add the PI variables first
+ Abc_NtkForEachCi( pNtk, pNode, i )
+ {
+ pNode->fMarkA = 1;
+ pNode->pCopy = (Abc_Obj_t *)vNodes->nSize;
+ Vec_PtrPush( vNodes, pNode );
+ }
+*/
// collect the nodes that need clauses and top-level assignments
Abc_NtkForEachCo( pNtk, pNode, i )
{
diff --git a/src/base/io/ioReadBlif.c b/src/base/io/ioReadBlif.c
index f6d92af7..3d33e6a3 100644
--- a/src/base/io/ioReadBlif.c
+++ b/src/base/io/ioReadBlif.c
@@ -216,6 +216,8 @@ Abc_Ntk_t * Io_ReadBlifNetworkOne( Io_ReadBlif_t * p )
{
printf( "%s: File parsing skipped after line %d (\"%s\").\n", p->pFileName,
Extra_FileReaderGetLineNumber(p->pReader, 0), p->vTokens->pArray[0] );
+ Abc_NtkDelete(pNtk);
+ p->pNtkCur = NULL;
return NULL;
}
@@ -573,7 +575,8 @@ int Io_ReadBlifNetworkSubcircuit( Io_ReadBlif_t * p, Vec_Ptr_t * vTokens )
// store the names of formal/actual inputs/outputs of the box
vNames = Vec_PtrAlloc( 10 );
Vec_PtrForEachEntryStart( vTokens, pName, i, 1 )
- Vec_PtrPush( vNames, Abc_NtkRegisterName(p->pNtkCur, pName) );
+// Vec_PtrPush( vNames, Abc_NtkRegisterName(p->pNtkCur, pName) );
+ Vec_PtrPush( vNames, Extra_UtilStrsav(pName) ); // memory leak!!!
// create a new box and add it to the network
pBox = Abc_NtkCreateBox( p->pNtkCur );
diff --git a/src/base/io/ioReadEdif.c b/src/base/io/ioReadEdif.c
index 3bdf2567..7c447523 100644
--- a/src/base/io/ioReadEdif.c
+++ b/src/base/io/ioReadEdif.c
@@ -121,7 +121,8 @@ Abc_Ntk_t * Io_ReadEdifNetwork( Extra_FileReader_t * p )
else
{
pObj = Abc_NtkCreateNode( pNtk );
- pObj->pData = Abc_NtkRegisterName( pNtk, pGateName );
+// pObj->pData = Abc_NtkRegisterName( pNtk, pGateName );
+ pObj->pData = Extra_UtilStrsav( pGateName ); // memory leak!!!
}
Abc_ObjAddFanin( pNet, pObj );
}
diff --git a/src/misc/extra/extra.h b/src/misc/extra/extra.h
index e02ec82a..6336f5ea 100644
--- a/src/misc/extra/extra.h
+++ b/src/misc/extra/extra.h
@@ -41,6 +41,10 @@ extern "C" {
/* Nested includes */
/*---------------------------------------------------------------------------*/
+// this include should be the first one in the list
+// it is used to catch memory leaks on Windows
+#include "leaks.h"
+
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
@@ -463,6 +467,7 @@ extern unsigned Extra_TruthSemiCanonicize( unsigned * pInOut, unsigned * pAux, i
(obj) ? ((type *) realloc((char *) obj, sizeof(type) * (num))) : \
((type *) malloc(sizeof(type) * (num)))
+
extern long Extra_CpuTime();
extern int Extra_GetSoftDataLimit();
extern void Extra_UtilGetoptReset();
diff --git a/src/misc/extra/extraUtilMemory.c b/src/misc/extra/extraUtilMemory.c
index c9137c56..768f86fa 100644
--- a/src/misc/extra/extraUtilMemory.c
+++ b/src/misc/extra/extraUtilMemory.c
@@ -73,6 +73,9 @@ struct Extra_MmStep_t_
Extra_MmFixed_t ** pMems; // memory managers: 2^1 words, 2^2 words, etc
int nMapSize; // the size of the memory array
Extra_MmFixed_t ** pMap; // maps the number of bytes into its memory manager
+ int nLargeChunksAlloc; // the maximum number of large memory chunks
+ int nLargeChunks; // the current number of large memory chunks
+ void ** pLargeChunks; // the allocated large memory chunks
};
/*---------------------------------------------------------------------------*/
@@ -448,6 +451,7 @@ Extra_MmStep_t * Extra_MmStepStart( int nSteps )
Extra_MmStep_t * p;
int i, k;
p = ALLOC( Extra_MmStep_t, 1 );
+ memset( p, 0, sizeof(Extra_MmStep_t) );
p->nMems = nSteps;
// start the fixed memory managers
p->pMems = ALLOC( Extra_MmFixed_t *, p->nMems );
@@ -483,6 +487,12 @@ void Extra_MmStepStop( Extra_MmStep_t * p, int fVerbose )
int i;
for ( i = 0; i < p->nMems; i++ )
Extra_MmFixedStop( p->pMems[i], fVerbose );
+// if ( p->pLargeChunks )
+// {
+// for ( i = 0; i < p->nLargeChunks; i++ )
+// free( p->pLargeChunks[i] );
+// free( p->pLargeChunks );
+// }
free( p->pMems );
free( p->pMap );
free( p );
@@ -506,6 +516,17 @@ char * Extra_MmStepEntryFetch( Extra_MmStep_t * p, int nBytes )
if ( nBytes > p->nMapSize )
{
// printf( "Allocating %d bytes.\n", nBytes );
+/*
+ if ( p->nLargeChunks == p->nLargeChunksAlloc )
+ {
+ if ( p->nLargeChunksAlloc == 0 )
+ p->nLargeChunksAlloc = 5;
+ p->nLargeChunksAlloc *= 2;
+ p->pLargeChunks = REALLOC( char *, p->pLargeChunks, p->nLargeChunksAlloc );
+ }
+ p->pLargeChunks[ p->nLargeChunks++ ] = ALLOC( char, nBytes );
+ return p->pLargeChunks[ p->nLargeChunks - 1 ];
+*/
return ALLOC( char, nBytes );
}
return Extra_MmFixedEntryFetch( p->pMap[nBytes] );
diff --git a/src/misc/extra/extraUtilTruth.c b/src/misc/extra/extraUtilTruth.c
index 2d6f307c..74308ab2 100644
--- a/src/misc/extra/extraUtilTruth.c
+++ b/src/misc/extra/extraUtilTruth.c
@@ -706,23 +706,27 @@ int Extra_TruthMinCofSuppOverlap( unsigned * pTruth, int nVars, int * pVarMin )
static unsigned uCofactor[16];
int i, ValueCur, ValueMin, VarMin;
unsigned uSupp0, uSupp1;
+ int nVars0, nVars1;
assert( nVars <= 9 );
ValueMin = 32;
+ VarMin = -1;
for ( i = 0; i < nVars; i++ )
{
// get negative cofactor
Extra_TruthCopy( uCofactor, pTruth, nVars );
Extra_TruthCofactor0( uCofactor, nVars, i );
uSupp0 = Extra_TruthSupport( uCofactor, nVars );
+ nVars0 = Extra_WordCountOnes( uSupp0 );
//Extra_PrintBinary( stdout, &uSupp0, 8 ); printf( "\n" );
// get positive cofactor
Extra_TruthCopy( uCofactor, pTruth, nVars );
Extra_TruthCofactor1( uCofactor, nVars, i );
uSupp1 = Extra_TruthSupport( uCofactor, nVars );
+ nVars1 = Extra_WordCountOnes( uSupp1 );
//Extra_PrintBinary( stdout, &uSupp1, 8 ); printf( "\n" );
// get the number of common vars
ValueCur = Extra_WordCountOnes( uSupp0 & uSupp1 );
- if ( ValueMin > ValueCur )
+ if ( ValueMin > ValueCur && nVars0 <= 5 && nVars1 <= 5 )
{
ValueMin = ValueCur;
VarMin = i;
diff --git a/src/misc/nm/nm.h b/src/misc/nm/nm.h
new file mode 100644
index 00000000..5b17aaed
--- /dev/null
+++ b/src/misc/nm/nm.h
@@ -0,0 +1,69 @@
+/**CFilextern e****************************************************************
+
+ FileName [nm.h]
+
+ SystemName [ABC: Logic synthesis and verification system.]
+
+ PackageName [Name manager.]
+
+ Synopsis [External declarations.]
+
+ Author [Alan Mishchenko]
+
+ Affiliation [UC Berkeley]
+
+ Date [Ver. 1.0. Started - June 20, 2005.]
+
+ Revision [$Id: nm.h,v 1.00 2005/06/20 00:00:00 alanmi Exp $]
+
+***********************************************************************/
+
+#ifndef __NM_H__
+#define __NM_H__
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+////////////////////////////////////////////////////////////////////////
+/// INCLUDES ///
+////////////////////////////////////////////////////////////////////////
+
+////////////////////////////////////////////////////////////////////////
+/// PARAMETERS ///
+////////////////////////////////////////////////////////////////////////
+
+////////////////////////////////////////////////////////////////////////
+/// BASIC TYPES ///
+////////////////////////////////////////////////////////////////////////
+
+typedef struct Nm_Man_t_ Nm_Man_t;
+
+////////////////////////////////////////////////////////////////////////
+/// MACRO DEFINITIONS ///
+////////////////////////////////////////////////////////////////////////
+
+////////////////////////////////////////////////////////////////////////
+/// FUNCTION DECLARATIONS ///
+////////////////////////////////////////////////////////////////////////
+
+/*=== nmApi.c ==========================================================*/
+extern Nm_Man_t * Nm_ManCreate( int nSize );
+extern void Nm_ManFree( Nm_Man_t * p );
+extern int Nm_ManNumEntries( Nm_Man_t * p );
+extern char * Nm_ManStoreIdName( Nm_Man_t * p, int ObjId, char * pName, char * pSuffix );
+extern char * Nm_ManCreateUniqueName( Nm_Man_t * p, int ObjId );
+extern char * Nm_ManFindNameById( Nm_Man_t * p, int ObjId );
+extern int Nm_ManFindIdByName( Nm_Man_t * p, char * pName, int * pSecond );
+extern void Nm_ManPrintTables( Nm_Man_t * p );
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+
+////////////////////////////////////////////////////////////////////////
+/// END OF FILE ///
+////////////////////////////////////////////////////////////////////////
+
diff --git a/src/misc/nm/nmApi.c b/src/misc/nm/nmApi.c
new file mode 100644
index 00000000..72ec24e6
--- /dev/null
+++ b/src/misc/nm/nmApi.c
@@ -0,0 +1,262 @@
+/**CFile****************************************************************
+
+ FileName [nmApi.c]
+
+ SystemName [ABC: Logic synthesis and verification system.]
+
+ PackageName [Name manager.]
+
+ Synopsis [APIs of the name manager.]
+
+ Author [Alan Mishchenko]
+
+ Affiliation [UC Berkeley]
+
+ Date [Ver. 1.0. Started - June 20, 2005.]
+
+ Revision [$Id: nmApi.c,v 1.00 2005/06/20 00:00:00 alanmi Exp $]
+
+***********************************************************************/
+
+#include "nmInt.h"
+
+////////////////////////////////////////////////////////////////////////
+/// DECLARATIONS ///
+////////////////////////////////////////////////////////////////////////
+
+////////////////////////////////////////////////////////////////////////
+/// FUNCTION DEFINITIONS ///
+////////////////////////////////////////////////////////////////////////
+
+/**Function*************************************************************
+
+ Synopsis [Allocates the name manager.]
+
+ Description []
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+Nm_Man_t * Nm_ManCreate( int nSize )
+{
+ Nm_Man_t * p;
+ // allocate the table
+ p = ALLOC( Nm_Man_t, 1 );
+ memset( p, 0, sizeof(Nm_Man_t) );
+ // set the parameters
+ p->nSizeFactor = 3; // determined how much larger the table should be compared to data in it
+ p->nGrowthFactor = 3; // determined how much the table grows after resizing
+ // allocate and clean the bins
+ p->nBins = Cudd_PrimeNm(p->nSizeFactor*nSize);
+ p->pBinsI2N = ALLOC( Nm_Entry_t *, p->nBins );
+ p->pBinsN2I = ALLOC( Nm_Entry_t *, p->nBins );
+ memset( p->pBinsI2N, 0, sizeof(Nm_Entry_t *) * p->nBins );
+ memset( p->pBinsN2I, 0, sizeof(Nm_Entry_t *) * p->nBins );
+ // start the memory manager
+ p->pMem = Extra_MmFlexStart();
+ return p;
+}
+
+/**Function*************************************************************
+
+ Synopsis [Deallocates the name manager.]
+
+ Description []
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+void Nm_ManFree( Nm_Man_t * p )
+{
+ Extra_MmFlexStop( p->pMem, 0 );
+ FREE( p->pBinsI2N );
+ FREE( p->pBinsN2I );
+ FREE( p );
+}
+
+/**Function*************************************************************
+
+ Synopsis [Returns the number of objects with names.]
+
+ Description []
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+int Nm_ManNumEntries( Nm_Man_t * p )
+{
+ return p->nEntries;
+}
+
+/**Function*************************************************************
+
+ Synopsis [Creates a new entry in the name manager.]
+
+ Description [Returns 1 if the entry with the given object ID
+ already exists in the name manager.]
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+char * Nm_ManStoreIdName( Nm_Man_t * p, int ObjId, char * pName, char * pSuffix )
+{
+ Nm_Entry_t * pEntry, * pEntry2;
+ int RetValue, nEntrySize;
+ if ( pEntry = Nm_ManTableLookupId(p, ObjId) )
+ {
+ if ( strcmp(pEntry->Name, pName) == 0 )
+ printf( "Nm_ManStoreIdName(): Entry with the same ID and name already exists.\n" );
+ else
+ printf( "Nm_ManStoreIdName(): Entry with the same ID and different name already exists.\n" );
+ return NULL;
+ }
+ if ( pSuffix == NULL && (pEntry = Nm_ManTableLookupName(p, pName, &pEntry2)) && pEntry2 )
+ {
+ printf( "Nm_ManStoreIdName(): Two entries with the same name already exist.\n" );
+ return NULL;
+ }
+ // create the entry
+ nEntrySize = sizeof(Nm_Entry_t) + strlen(pName) + (pSuffix?strlen(pSuffix):0) + 1;
+ nEntrySize = (nEntrySize / 4 + ((nEntrySize % 4) > 0)) * 4;
+ pEntry = (Nm_Entry_t *)Extra_MmFlexEntryFetch( p->pMem, nEntrySize );
+ pEntry->ObjId = ObjId;
+ sprintf( pEntry->Name, "%s%s", pName, pSuffix? pSuffix : "" );
+ // add the entry to the hash table
+ RetValue = Nm_ManTableAdd( p, pEntry );
+ assert( RetValue == 1 );
+ return pEntry->Name;
+}
+
+
+/**Function*************************************************************
+
+ Synopsis [Finds a unique name for the node.]
+
+ Description [If the name exists, tries appending numbers to it until
+ it becomes unique.]
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+char * Nm_ManCreateUniqueName( Nm_Man_t * p, int ObjId )
+{
+ static char NameStr[1000];
+ Nm_Entry_t * pEntry;
+ int i;
+ if ( pEntry = Nm_ManTableLookupId(p, ObjId) )
+ return pEntry->Name;
+ sprintf( NameStr, "[%d]", ObjId );
+ for ( i = 1; Nm_ManTableLookupName(p, NameStr, NULL); i++ )
+ sprintf( NameStr, "[%d]_%d", ObjId, i );
+ return Nm_ManStoreIdName( p, ObjId, NameStr, NULL );
+}
+
+/**Function*************************************************************
+
+ Synopsis [Returns name of the object if the ID is known.]
+
+ Description []
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+char * Nm_ManFindNameById( Nm_Man_t * p, int ObjId )
+{
+ Nm_Entry_t * pEntry;
+ if ( pEntry = Nm_ManTableLookupId(p, ObjId) )
+ return pEntry->Name;
+ return NULL;
+}
+
+/**Function*************************************************************
+
+ Synopsis [Returns ID of the object if its name is known.]
+
+ Description [This procedure may return two IDs because POs and latches
+ may have the same name (the only allowed case of name duplication).]
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+int Nm_ManFindIdByName( Nm_Man_t * p, char * pName, int * pSecond )
+{
+ Nm_Entry_t * pEntry, * pEntry2;
+ if ( pEntry = Nm_ManTableLookupName(p, pName, &pEntry2) )
+ {
+ if ( pSecond )
+ *pSecond = pEntry2? pEntry2->ObjId : -1;
+ return pEntry->ObjId;
+ }
+ return -1;
+}
+
+
+/**Function*************************************************************
+
+ Synopsis [Prints distribution of entries in the bins.]
+
+ Description []
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+void Nm_ManPrintTables( Nm_Man_t * p )
+{
+ int i, Counter;
+
+ // rehash the entries from the old table
+ Counter = 0;
+ printf( "Int2Name: " );
+ for ( i = 0; i < p->nBins; i++ )
+ {
+ if ( Counter == 0 && p->pBinsI2N[i] == NULL )
+ continue;
+ if ( p->pBinsI2N[i] )
+ Counter++;
+ else
+ {
+ printf( "%d ", Counter );
+ Counter = 0;
+ }
+ }
+ printf( "\n" );
+
+ // rehash the entries from the old table
+ Counter = 0;
+ printf( "Name2Int: " );
+ for ( i = 0; i < p->nBins; i++ )
+ {
+ if ( Counter == 0 && p->pBinsN2I[i] == NULL )
+ continue;
+ if ( p->pBinsN2I[i] )
+ Counter++;
+ else
+ {
+ printf( "%d ", Counter );
+ Counter = 0;
+ }
+ }
+ printf( "\n" );
+}
+
+////////////////////////////////////////////////////////////////////////
+/// END OF FILE ///
+////////////////////////////////////////////////////////////////////////
+
+
diff --git a/src/misc/nm/nmInt.h b/src/misc/nm/nmInt.h
new file mode 100644
index 00000000..d0475c23
--- /dev/null
+++ b/src/misc/nm/nmInt.h
@@ -0,0 +1,86 @@
+/**CFile****************************************************************
+
+ FileName [nmInt.h]
+
+ SystemName [ABC: Logic synthesis and verification system.]
+
+ PackageName [Name manager.]
+
+ Synopsis [Internal declarations.]
+
+ Author [Alan Mishchenko]
+
+ Affiliation [UC Berkeley]
+
+ Date [Ver. 1.0. Started - June 20, 2005.]
+
+ Revision [$Id: nmInt.h,v 1.00 2005/06/20 00:00:00 alanmi Exp $]
+
+***********************************************************************/
+
+#ifndef __NM_INT_H__
+#define __NM_INT_H__
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+////////////////////////////////////////////////////////////////////////
+/// INCLUDES ///
+////////////////////////////////////////////////////////////////////////
+
+#include "extra.h"
+#include "nm.h"
+
+////////////////////////////////////////////////////////////////////////
+/// PARAMETERS ///
+////////////////////////////////////////////////////////////////////////
+
+////////////////////////////////////////////////////////////////////////
+/// BASIC TYPES ///
+////////////////////////////////////////////////////////////////////////
+
+typedef struct Nm_Entry_t_ Nm_Entry_t;
+struct Nm_Entry_t_
+{
+ int ObjId; // object ID
+ char Name[0]; // name of the object
+};
+
+struct Nm_Man_t_
+{
+ Nm_Entry_t ** pBinsI2N; // mapping IDs into names
+ Nm_Entry_t ** pBinsN2I; // mapping names into IDs
+ int nBins; // the number of bins in tables
+ int nEntries; // the number of entries
+ int nSizeFactor; // determined how much larger the table should be
+ int nGrowthFactor; // determined how much the table grows after resizing
+ Extra_MmFlex_t * pMem; // memory manager for entries (and names)
+};
+
+////////////////////////////////////////////////////////////////////////
+/// MACRO DEFINITIONS ///
+////////////////////////////////////////////////////////////////////////
+
+////////////////////////////////////////////////////////////////////////
+/// FUNCTION DECLARATIONS ///
+////////////////////////////////////////////////////////////////////////
+
+/*=== nmTable.c ==========================================================*/
+extern int Nm_ManTableAdd( Nm_Man_t * p, Nm_Entry_t * pEntry );
+extern int Nm_ManTableDelete( Nm_Man_t * p, Nm_Entry_t * pEntry );
+extern Nm_Entry_t * Nm_ManTableLookupId( Nm_Man_t * p, int ObjId );
+extern Nm_Entry_t * Nm_ManTableLookupName( Nm_Man_t * p, char * pName, Nm_Entry_t ** ppSecond );
+extern unsigned int Cudd_PrimeNm( unsigned int p );
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+
+////////////////////////////////////////////////////////////////////////
+/// END OF FILE ///
+////////////////////////////////////////////////////////////////////////
+
+
diff --git a/src/misc/nm/nmTable.c b/src/misc/nm/nmTable.c
new file mode 100644
index 00000000..86c520d8
--- /dev/null
+++ b/src/misc/nm/nmTable.c
@@ -0,0 +1,263 @@
+/**CFile****************************************************************
+
+ FileName [nmTable.c]
+
+ SystemName [ABC: Logic synthesis and verification system.]
+
+ PackageName [Name manager.]
+
+ Synopsis [Hash table for the name manager.]
+
+ Author [Alan Mishchenko]
+
+ Affiliation [UC Berkeley]
+
+ Date [Ver. 1.0. Started - June 20, 2005.]
+
+ Revision [$Id: nmTable.c,v 1.00 2005/06/20 00:00:00 alanmi Exp $]
+
+***********************************************************************/
+
+#include "nmInt.h"
+
+////////////////////////////////////////////////////////////////////////
+/// DECLARATIONS ///
+////////////////////////////////////////////////////////////////////////
+
+// hashing for integers
+static unsigned Nm_HashNumber( int Num, int TableSize )
+{
+ unsigned Key = 0;
+ Key ^= ( Num & 0xFF) * 7937;
+ Key ^= ((Num >> 8) & 0xFF) * 2971;
+ Key ^= ((Num >> 16) & 0xFF) * 911;
+ Key ^= ((Num >> 24) & 0xFF) * 353;
+ return Key % TableSize;
+}
+
+// hashing for strings
+static unsigned Nm_HashString( char * pName, int TableSize )
+{
+ static int s_Primes[10] = {
+ 1291, 1699, 2357, 4177, 5147,
+ 5647, 6343, 7103, 7873, 8147
+ };
+ unsigned i, Key = 0;
+ for ( i = 0; pName[i] != '\0'; i++ )
+ Key ^= s_Primes[i%10]*pName[i];
+ return Key % TableSize;
+}
+
+static void Nm_ManResize( Nm_Man_t * p );
+
+////////////////////////////////////////////////////////////////////////
+/// FUNCTION DEFINITIONS ///
+////////////////////////////////////////////////////////////////////////
+
+/**Function*************************************************************
+
+ Synopsis [Adds an entry to two hash tables.]
+
+ Description []
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+int Nm_ManTableAdd( Nm_Man_t * p, Nm_Entry_t * pEntry )
+{
+ int i;
+ // resize the tables if needed
+ if ( p->nEntries * p->nSizeFactor > p->nBins )
+ {
+// Nm_ManPrintTables( p );
+ Nm_ManResize( p );
+ }
+ // hash it by ID
+ for ( i = Nm_HashNumber(pEntry->ObjId, p->nBins); p->pBinsI2N[i]; i = (i+1) % p->nBins )
+ if ( p->pBinsI2N[i] == pEntry )
+ return 0;
+ assert( p->pBinsI2N[i] == NULL );
+ p->pBinsI2N[i] = pEntry;
+ // hash it by Name
+ for ( i = Nm_HashString(pEntry->Name, p->nBins); p->pBinsN2I[i]; i = (i+1) % p->nBins )
+ if ( p->pBinsN2I[i] == pEntry )
+ return 0;
+ assert( p->pBinsN2I[i] == NULL );
+ p->pBinsN2I[i] = pEntry;
+ // report successfully added entry
+ p->nEntries++;
+ return 1;
+}
+
+/**Function*************************************************************
+
+ Synopsis [Deletes the entry from two hash tables.]
+
+ Description []
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+int Nm_ManTableDelete( Nm_Man_t * p, Nm_Entry_t * pEntry )
+{
+ assert( 0 );
+ return 0;
+}
+
+/**Function*************************************************************
+
+ Synopsis [Looks up the entry by ID.]
+
+ Description []
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+Nm_Entry_t * Nm_ManTableLookupId( Nm_Man_t * p, int ObjId )
+{
+ int i;
+ for ( i = Nm_HashNumber(ObjId, p->nBins); p->pBinsI2N[i]; i = (i+1) % p->nBins )
+ if ( p->pBinsI2N[i]->ObjId == ObjId )
+ return p->pBinsI2N[i];
+ return NULL;
+}
+
+/**Function*************************************************************
+
+ Synopsis [Looks up the entry by name. May return two entries.]
+
+ Description []
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+Nm_Entry_t * Nm_ManTableLookupName( Nm_Man_t * p, char * pName, Nm_Entry_t ** ppSecond )
+{
+ Nm_Entry_t * pFirst, * pSecond;
+ int i;
+ pFirst = pSecond = NULL;
+ for ( i = Nm_HashString(pName, p->nBins); p->pBinsN2I[i]; i = (i+1) % p->nBins )
+ if ( strcmp(p->pBinsN2I[i]->Name, pName) == 0 )
+ {
+ if ( pFirst == NULL )
+ pFirst = p->pBinsN2I[i];
+ else if ( pSecond == NULL )
+ pSecond = p->pBinsN2I[i];
+ else
+ assert( 0 ); // name appears more than 2 times
+ }
+ // save the names
+ if ( ppSecond )
+ *ppSecond = pSecond;
+ return pFirst;
+}
+
+
+/**Function*************************************************************
+
+ Synopsis [Resizes the table.]
+
+ Description []
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+void Nm_ManResize( Nm_Man_t * p )
+{
+ Nm_Entry_t ** pBinsNewI2N, ** pBinsNewN2I, * pEntry;
+ int nBinsNew, Counter, e, i, clk;
+
+clk = clock();
+ // get the new table size
+ nBinsNew = Cudd_PrimeCopy( p->nGrowthFactor * p->nBins );
+ // allocate a new array
+ pBinsNewI2N = ALLOC( Nm_Entry_t *, nBinsNew );
+ pBinsNewN2I = ALLOC( Nm_Entry_t *, nBinsNew );
+ memset( pBinsNewI2N, 0, sizeof(Nm_Entry_t *) * nBinsNew );
+ memset( pBinsNewN2I, 0, sizeof(Nm_Entry_t *) * nBinsNew );
+ // rehash the entries from the old table
+ Counter = 0;
+ for ( e = 0; e < p->nBins; e++ )
+ {
+ pEntry = p->pBinsI2N[e];
+ if ( pEntry == NULL )
+ continue;
+ Counter++;
+
+ // hash it by ID
+ for ( i = Nm_HashNumber(pEntry->ObjId, nBinsNew); pBinsNewI2N[i]; i = (i+1) % nBinsNew )
+ if ( pBinsNewI2N[i] == pEntry )
+ assert( 0 );
+ assert( pBinsNewI2N[i] == NULL );
+ pBinsNewI2N[i] = pEntry;
+ // hash it by Name
+ for ( i = Nm_HashString(pEntry->Name, nBinsNew); pBinsNewN2I[i]; i = (i+1) % nBinsNew )
+ if ( pBinsNewN2I[i] == pEntry )
+ assert( 0 );
+ assert( pBinsNewN2I[i] == NULL );
+ pBinsNewN2I[i] = pEntry;
+ }
+ assert( Counter == p->nEntries );
+// printf( "Increasing the structural table size from %6d to %6d. ", p->nBins, nBinsNew );
+// PRT( "Time", clock() - clk );
+ // replace the table and the parameters
+ free( p->pBinsI2N );
+ free( p->pBinsN2I );
+ p->pBinsI2N = pBinsNewI2N;
+ p->pBinsN2I = pBinsNewN2I;
+ p->nBins = nBinsNew;
+}
+
+
+
+/**Function*************************************************************
+
+ Synopsis [Returns the smallest prime larger than the number.]
+
+ Description []
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+unsigned int Cudd_PrimeNm( unsigned int p)
+{
+ int i,pn;
+
+ p--;
+ do {
+ p++;
+ if (p&1) {
+ pn = 1;
+ i = 3;
+ while ((unsigned) (i * i) <= p) {
+ if (p % i == 0) {
+ pn = 0;
+ break;
+ }
+ i += 2;
+ }
+ } else {
+ pn = 0;
+ }
+ } while (!pn);
+ return(p);
+
+} /* end of Cudd_Prime */
+
+////////////////////////////////////////////////////////////////////////
+/// END OF FILE ///
+////////////////////////////////////////////////////////////////////////
+
+
diff --git a/src/opt/cut/cutTruth.c b/src/opt/cut/cutTruth.c
index 54b3aac0..2e36c9e1 100644
--- a/src/opt/cut/cutTruth.c
+++ b/src/opt/cut/cutTruth.c
@@ -193,22 +193,25 @@ void Cut_TruthCompute( Cut_Man_t * p, Cut_Cut_t * pCut, Cut_Cut_t * pCut0, Cut_C
if ( !p->pParams->fFancy )
return;
+ if ( pCut->nLeaves != 7 )
+ return;
+
// count the total number of truth tables computed
nTotal++;
// MAPPING INTO ALTERA 6-2 LOGIC BLOCKS
// call this procedure to find the minimum number of common variables in the cofactors
// if this number is less or equal than 3, the cut can be implemented using the 6-2 logic block
-// if ( Extra_TruthMinCofSuppOverlap( Cut_CutReadTruth(pCut), pCut->nVarsMax, NULL ) <= 3 )
-// nGood++;
+ if ( Extra_TruthMinCofSuppOverlap( Cut_CutReadTruth(pCut), pCut->nVarsMax, NULL ) <= 4 )
+ nGood++;
// MAPPING INTO ACTEL 2x2 CELLS
// call this procedure to see if a semi-canonical form can be found in the lookup table
// (if it exists, then a two-level 3-input LUT implementation of the cut exists)
// Before this procedure is called, cell manager should be defined by calling
// Cut_CellLoad (make sure file "cells22_daomap_iwls.txt" is available in the working dir)
- if ( Cut_CellIsRunning() && pCut->nVarsMax <= 9 )
- nGood += Cut_CellTruthLookup( Cut_CutReadTruth(pCut), pCut->nVarsMax );
+// if ( Cut_CellIsRunning() && pCut->nVarsMax <= 9 )
+// nGood += Cut_CellTruthLookup( Cut_CutReadTruth(pCut), pCut->nVarsMax );
}
diff --git a/todo.txt b/todo.txt
index 5caecc7d..8759b4f6 100644
--- a/todo.txt
+++ b/todo.txt
@@ -48,5 +48,6 @@ Other great projects:
- specialized synthesis for EXORs and large MUXes
- sequential AIG rewriting
-
+- add asserts
+- add untouchables