diff options
Diffstat (limited to 'abc70930/src/base/abci/abcClpBdd.c')
| -rw-r--r-- | abc70930/src/base/abci/abcClpBdd.c | 162 |
1 files changed, 0 insertions, 162 deletions
diff --git a/abc70930/src/base/abci/abcClpBdd.c b/abc70930/src/base/abci/abcClpBdd.c deleted file mode 100644 index 341ff5b0..00000000 --- a/abc70930/src/base/abci/abcClpBdd.c +++ /dev/null @@ -1,162 +0,0 @@ -/**CFile**************************************************************** - - FileName [abcCollapse.c] - - SystemName [ABC: Logic synthesis and verification system.] - - PackageName [Network and node package.] - - Synopsis [Collapsing the network into two-levels.] - - Author [Alan Mishchenko] - - Affiliation [UC Berkeley] - - Date [Ver. 1.0. Started - June 20, 2005.] - - Revision [$Id: abcCollapse.c,v 1.00 2005/06/20 00:00:00 alanmi Exp $] - -***********************************************************************/ - -#include "abc.h" - -//////////////////////////////////////////////////////////////////////// -/// DECLARATIONS /// -//////////////////////////////////////////////////////////////////////// - -static Abc_Ntk_t * Abc_NtkFromGlobalBdds( Abc_Ntk_t * pNtk ); -static Abc_Obj_t * Abc_NodeFromGlobalBdds( Abc_Ntk_t * pNtkNew, DdManager * dd, DdNode * bFunc ); - -//////////////////////////////////////////////////////////////////////// -/// FUNCTION DEFINITIONS /// -//////////////////////////////////////////////////////////////////////// - -/**Function************************************************************* - - Synopsis [Collapses the network.] - - Description [] - - SideEffects [] - - SeeAlso [] - -***********************************************************************/ -Abc_Ntk_t * Abc_NtkCollapse( Abc_Ntk_t * pNtk, int fBddSizeMax, int fDualRail, int fReorder, int fVerbose ) -{ - Abc_Ntk_t * pNtkNew; - int clk = clock(); - - assert( Abc_NtkIsStrash(pNtk) ); - // compute the global BDDs - if ( Abc_NtkBuildGlobalBdds(pNtk, fBddSizeMax, 1, fReorder, fVerbose) == NULL ) - return NULL; - if ( fVerbose ) - { - DdManager * dd = Abc_NtkGlobalBddMan( pNtk ); - printf( "Shared BDD size = %6d nodes. ", Cudd_ReadKeys(dd) - Cudd_ReadDead(dd) ); - PRT( "BDD construction time", clock() - clk ); - } - - // create the new network - pNtkNew = Abc_NtkFromGlobalBdds( pNtk ); -// Abc_NtkFreeGlobalBdds( pNtk ); - Abc_NtkFreeGlobalBdds( pNtk, 1 ); - if ( pNtkNew == NULL ) - { -// Cudd_Quit( pNtk->pManGlob ); -// pNtk->pManGlob = NULL; - return NULL; - } -// Extra_StopManager( pNtk->pManGlob ); -// pNtk->pManGlob = NULL; - - // make the network minimum base - Abc_NtkMinimumBase( pNtkNew ); - - if ( pNtk->pExdc ) - pNtkNew->pExdc = Abc_NtkDup( pNtk->pExdc ); - - // make sure that everything is okay - if ( !Abc_NtkCheck( pNtkNew ) ) - { - printf( "Abc_NtkCollapse: The network check has failed.\n" ); - Abc_NtkDelete( pNtkNew ); - return NULL; - } - return pNtkNew; -} - -/**Function************************************************************* - - Synopsis [Derives the network with the given global BDD.] - - Description [] - - SideEffects [] - - SeeAlso [] - -***********************************************************************/ -Abc_Ntk_t * Abc_NtkFromGlobalBdds( Abc_Ntk_t * pNtk ) -{ - ProgressBar * pProgress; - Abc_Ntk_t * pNtkNew; - Abc_Obj_t * pNode, * pDriver, * pNodeNew; -// DdManager * dd = pNtk->pManGlob; - DdManager * dd = Abc_NtkGlobalBddMan( pNtk ); - int i; - // start the new network - pNtkNew = Abc_NtkStartFrom( pNtk, ABC_NTK_LOGIC, ABC_FUNC_BDD ); - // make sure the new manager has the same number of inputs - Cudd_bddIthVar( pNtkNew->pManFunc, dd->size-1 ); - // process the POs - pProgress = Extra_ProgressBarStart( stdout, Abc_NtkCoNum(pNtk) ); - Abc_NtkForEachCo( pNtk, pNode, i ) - { - Extra_ProgressBarUpdate( pProgress, i, NULL ); - pDriver = Abc_ObjFanin0(pNode); - if ( Abc_ObjIsCi(pDriver) && !strcmp(Abc_ObjName(pNode), Abc_ObjName(pDriver)) ) - { - Abc_ObjAddFanin( pNode->pCopy, pDriver->pCopy ); - continue; - } -// pNodeNew = Abc_NodeFromGlobalBdds( pNtkNew, dd, Vec_PtrEntry(pNtk->vFuncsGlob, i) ); - pNodeNew = Abc_NodeFromGlobalBdds( pNtkNew, dd, Abc_ObjGlobalBdd(pNode) ); - Abc_ObjAddFanin( pNode->pCopy, pNodeNew ); - } - Extra_ProgressBarStop( pProgress ); - return pNtkNew; -} - -/**Function************************************************************* - - Synopsis [Derives the network with the given global BDD.] - - Description [] - - SideEffects [] - - SeeAlso [] - -***********************************************************************/ -Abc_Obj_t * Abc_NodeFromGlobalBdds( Abc_Ntk_t * pNtkNew, DdManager * dd, DdNode * bFunc ) -{ - Abc_Obj_t * pNodeNew, * pTemp; - int i; - // create a new node - pNodeNew = Abc_NtkCreateNode( pNtkNew ); - // add the fanins in the order, in which they appear in the reordered manager - Abc_NtkForEachCi( pNtkNew, pTemp, i ) - Abc_ObjAddFanin( pNodeNew, Abc_NtkCi(pNtkNew, dd->invperm[i]) ); - // transfer the function - pNodeNew->pData = Extra_TransferLevelByLevel( dd, pNtkNew->pManFunc, bFunc ); Cudd_Ref( pNodeNew->pData ); - return pNodeNew; -} - - -//////////////////////////////////////////////////////////////////////// -/// END OF FILE /// -//////////////////////////////////////////////////////////////////////// - - |