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abc/src/base/wlc/wlcAbc.c

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/**CFile****************************************************************
FileName [wlcAbc.c]
SystemName [ABC: Logic synthesis and verification system.]
PackageName [Verilog parser.]
Synopsis [Parses several flavors of word-level Verilog.]
Author [Alan Mishchenko]
Affiliation [UC Berkeley]
Date [Ver. 1.0. Started - August 22, 2014.]
Revision [$Id: wlcAbc.c,v 1.00 2014/09/12 00:00:00 alanmi Exp $]
***********************************************************************/
#include "wlc.h"
#include "base/abc/abc.h"
ABC_NAMESPACE_IMPL_START
////////////////////////////////////////////////////////////////////////
/// DECLARATIONS ///
////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////
/// FUNCTION DEFINITIONS ///
////////////////////////////////////////////////////////////////////////
/**Function*************************************************************
Synopsis []
Description []
SideEffects []
SeeAlso []
***********************************************************************/
void Wlc_NtkPrintInputInfo( Wlc_Ntk_t * pNtk )
{
Wlc_Obj_t * pObj;
int i, k, nRange, nBeg, nEnd, nBits = 0;
FILE * output;
output = fopen("abc_blast_input.info","w");
Wlc_NtkForEachCi( pNtk, pObj, i )
{
nRange = Wlc_ObjRange(pObj);
nBeg = pObj->Beg;
nEnd = pObj->End;
for ( k = 0; k < nRange; k++ )
{
int index = nEnd > nBeg ? nBeg + k : nEnd + k;
char c = pObj->Type != WLC_OBJ_FO ? 'i' : pNtk->pInits[nBits + k];
fprintf(output,"%s[%d] : %c \n", Wlc_ObjName(pNtk, Wlc_ObjId(pNtk, pObj)), index , c );
}
if (pObj->Type == WLC_OBJ_FO)
nBits += nRange;
}
Wlc_NtkForEachPo( pNtk, pObj, i )
{
nRange = Wlc_ObjRange(pObj);
nBeg = pObj->Beg;
nEnd = pObj->End;
for ( k = 0; k < nRange; k++ )
{
int index = nEnd > nBeg ? nBeg + k : nEnd + k;
fprintf(output,"%s[%d] : o \n", Wlc_ObjName(pNtk, Wlc_ObjId(pNtk, pObj)), index);
}
}
fclose(output);
return;
}
/**Function*************************************************************
Synopsis []
Description []
SideEffects []
SeeAlso []
***********************************************************************/
void Wlc_NtkPrintInvStats( Wlc_Ntk_t * pNtk, Vec_Int_t * vCounts, int fVerbose )
{
Wlc_Obj_t * pObj;
int i, k, nNum, nRange, nBits = 0;
Wlc_NtkForEachCi( pNtk, pObj, i )
{
if ( pObj->Type != WLC_OBJ_FO )
continue;
nRange = Wlc_ObjRange(pObj);
for ( k = 0; k < nRange; k++ )
{
nNum = Vec_IntEntry(vCounts, nBits + k);
if ( nNum )
break;
}
if ( k == nRange )
{
nBits += nRange;
continue;
}
printf( "%s[%d:%d] : ", Wlc_ObjName(pNtk, Wlc_ObjId(pNtk, pObj)), pObj->End, pObj->Beg );
for ( k = 0; k < nRange; k++ )
{
nNum = Vec_IntEntry( vCounts, nBits + k );
if ( nNum == 0 )
continue;
printf( " [%d] -> %d", k, nNum );
}
printf( "\n");
nBits += nRange;
}
//printf( "%d %d\n", Vec_IntSize(vCounts), nBits );
assert( Vec_IntSize(vCounts) == nBits );
}
/**Function*************************************************************
Synopsis []
Description []
SideEffects []
SeeAlso []
***********************************************************************/
Abc_Ntk_t * Wlc_NtkGetInv( Wlc_Ntk_t * pNtk, Vec_Int_t * vInv )
{
extern Vec_Int_t * Pdr_InvCounts( Vec_Int_t * vInv );
extern Vec_Str_t * Pdr_InvPrintStr( Vec_Int_t * vInv, Vec_Int_t * vCounts );
Vec_Int_t * vCounts = Pdr_InvCounts( vInv );
Vec_Str_t * vSop = Pdr_InvPrintStr( vInv, vCounts );
Wlc_Obj_t * pObj;
int i, k, nNum, nRange, nBits = 0;
Abc_Ntk_t * pMainNtk = NULL;
Abc_Obj_t * pMainObj, * pMainTemp;
char Buffer[5000];
// start the network
pMainNtk = Abc_NtkAlloc( ABC_NTK_LOGIC, ABC_FUNC_SOP, 1 );
// duplicate the name and the spec
pMainNtk->pName = Extra_UtilStrsav(pNtk ? pNtk->pName : "inv");
// create primary inputs
if ( pNtk == NULL )
{
int Entry, nInputs = Abc_SopGetVarNum( Vec_StrArray(vSop) );
Vec_IntForEachEntry( vCounts, Entry, i )
{
if ( Entry == 0 )
continue;
pMainObj = Abc_NtkCreatePi( pMainNtk );
sprintf( Buffer, "pi%d", i );
Abc_ObjAssignName( pMainObj, Buffer, NULL );
}
if ( Abc_NtkPiNum(pMainNtk) != nInputs )
{
printf( "Mismatch between number of inputs and the number of literals in the invariant.\n" );
Abc_NtkDelete( pMainNtk );
return NULL;
}
}
else
{
Wlc_NtkForEachCi( pNtk, pObj, i )
{
if ( pObj->Type != WLC_OBJ_FO )
continue;
nRange = Wlc_ObjRange(pObj);
for ( k = 0; k < nRange; k++ )
{
nNum = Vec_IntEntry(vCounts, nBits + k);
if ( nNum )
break;
}
if ( k == nRange )
{
nBits += nRange;
continue;
}
//printf( "%s[%d:%d] : ", Wlc_ObjName(pNtk, Wlc_ObjId(pNtk, pObj)), pObj->End, pObj->Beg );
for ( k = 0; k < nRange; k++ )
{
nNum = Vec_IntEntry( vCounts, nBits + k );
if ( nNum == 0 )
continue;
//printf( " [%d] -> %d", k, nNum );
pMainObj = Abc_NtkCreatePi( pMainNtk );
sprintf( Buffer, "%s[%d]", Wlc_ObjName(pNtk, Wlc_ObjId(pNtk, pObj)), k );
Abc_ObjAssignName( pMainObj, Buffer, NULL );
}
//printf( "\n");
nBits += nRange;
}
}
//printf( "%d %d\n", Vec_IntSize(vCounts), nBits );
assert( pNtk == NULL || Vec_IntSize(vCounts) == nBits );
// create node
pMainObj = Abc_NtkCreateNode( pMainNtk );
Abc_NtkForEachPi( pMainNtk, pMainTemp, i )
Abc_ObjAddFanin( pMainObj, pMainTemp );
pMainObj->pData = Abc_SopRegister( (Mem_Flex_t *)pMainNtk->pManFunc, Vec_StrArray(vSop) );
Vec_IntFree( vCounts );
Vec_StrFree( vSop );
// create PO
pMainTemp = Abc_NtkCreatePo( pMainNtk );
Abc_ObjAddFanin( pMainTemp, pMainObj );
Abc_ObjAssignName( pMainTemp, "inv", NULL );
return pMainNtk;
}
/**Function*************************************************************
Synopsis [Translate current network into an invariant.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
Vec_Int_t * Wlc_NtkGetPut( Abc_Ntk_t * pNtk, Gia_Man_t * pGia )
{
int nRegs = Gia_ManRegNum(pGia);
Vec_Int_t * vRes = NULL;
if ( Abc_NtkPoNum(pNtk) != 1 )
printf( "The number of outputs is other than 1.\n" );
else if ( Abc_NtkNodeNum(pNtk) != 1 )
printf( "The number of internal nodes is other than 1.\n" );
else
{
Abc_Nam_t * pNames = NULL;
Abc_Obj_t * pFanin, * pNode = Abc_ObjFanin0( Abc_NtkCo(pNtk, 0) );
char * pName, * pCube, * pSop = (char *)pNode->pData;
Vec_Int_t * vFanins = Vec_IntAlloc( Abc_ObjFaninNum(pNode) );
int i, k, Value, nLits, Counter = 0;
if ( pGia->vNamesIn )
{
// hash the names
pNames = Abc_NamStart( 100, 16 );
Vec_PtrForEachEntry( char *, pGia->vNamesIn, pName, i )
{
Value = Abc_NamStrFindOrAdd( pNames, pName, NULL );
assert( Value == i+1 );
//printf( "%s(%d) ", pName, i );
}
//printf( "\n" );
}
Abc_ObjForEachFanin( pNode, pFanin, i )
{
assert( Abc_ObjIsCi(pFanin) );
pName = Abc_ObjName(pFanin);
if ( pNames )
{
Value = Abc_NamStrFind(pNames, pName) - 1 - Gia_ManPiNum(pGia);
if ( Value < 0 )
{
if ( Counter++ == 0 )
printf( "Cannot read input name \"%s\" of fanin %d.\n", pName, i );
Value = i;
}
}
else
{
for ( k = (int)strlen(pName)-1; k >= 0; k-- )
if ( pName[k] < '0' || pName[k] > '9' )
break;
if ( k == (int)strlen(pName)-1 )
{
if ( Counter++ == 0 )
printf( "Cannot read input name \"%s\" of fanin %d.\n", pName, i );
Value = i;
}
else
Value = atoi(pName + k + 1);
}
Vec_IntPush( vFanins, Value );
}
if ( Counter )
printf( "Cannot read names for %d inputs of the invariant.\n", Counter );
if ( pNames )
Abc_NamStop( pNames );
assert( Vec_IntSize(vFanins) == Abc_ObjFaninNum(pNode) );
vRes = Vec_IntAlloc( 1000 );
Vec_IntPush( vRes, Abc_SopGetCubeNum(pSop) );
Abc_SopForEachCube( pSop, Abc_ObjFaninNum(pNode), pCube )
{
nLits = 0;
Abc_CubeForEachVar( pCube, Value, k )
if ( Value != '-' )
nLits++;
Vec_IntPush( vRes, nLits );
Abc_CubeForEachVar( pCube, Value, k )
if ( Value != '-' )
Vec_IntPush( vRes, Abc_Var2Lit(Vec_IntEntry(vFanins, k), (int)Value == '0') );
}
Vec_IntPush( vRes, nRegs );
Vec_IntFree( vFanins );
}
return vRes;
}
////////////////////////////////////////////////////////////////////////
/// END OF FILE ///
////////////////////////////////////////////////////////////////////////
ABC_NAMESPACE_IMPL_END
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