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| author | Alan Mishchenko <alanmi@berkeley.edu> | 2011-07-16 17:49:35 +0700 |
|---|---|---|
| committer | Alan Mishchenko <alanmi@berkeley.edu> | 2011-07-16 17:49:35 +0700 |
| commit | fbd6a08e73d7b38f38b5f514191a7b3904e50557 (patch) | |
| tree | a35f45ee5b0bf1249e95fcf136aa2e7c98440255 /src/base/abci/abcIf.c | |
| parent | 7ad51056bdcb72614ca19121a08b7af581b0d06e (diff) | |
| download | abc-fbd6a08e73d7b38f38b5f514191a7b3904e50557.tar.gz abc-fbd6a08e73d7b38f38b5f514191a7b3904e50557.tar.bz2 abc-fbd6a08e73d7b38f38b5f514191a7b3904e50557.zip | |
Other changes to enable new features in the mapper (bug fix).
Diffstat (limited to 'src/base/abci/abcIf.c')
| -rw-r--r-- | src/base/abci/abcIf.c | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/src/base/abci/abcIf.c b/src/base/abci/abcIf.c index bf3b2673..96339842 100644 --- a/src/base/abci/abcIf.c +++ b/src/base/abci/abcIf.c @@ -278,6 +278,7 @@ Abc_Ntk_t * Abc_NtkFromIf( If_Man_t * pIfMan, Abc_Ntk_t * pNtk ) { // collect drivers Vec_Ptr_t * vDrivers, * vFanins; + int nRealLuts, nStopPoint; vDrivers = Vec_PtrAlloc( Abc_NtkCoNum(pNtk) ); Abc_NtkForEachCo( pNtk, pNode, i ) { @@ -291,6 +292,8 @@ Abc_Ntk_t * Abc_NtkFromIf( If_Man_t * pIfMan, Abc_Ntk_t * pNtk ) pNodeNew = Abc_NtkCreateNodeBuf( pNtkNew, pNodeNew ); Vec_PtrPush( vDrivers, pNodeNew ); } + nStopPoint = Abc_NtkObjNumMax( pNtkNew ); + // update drivers vFanins = Vec_PtrAlloc( 2 ); for ( i = pNtk->nRealPos; i < Abc_NtkPoNum(pNtk); i += 5 ) @@ -300,6 +303,9 @@ Abc_Ntk_t * Abc_NtkFromIf( If_Man_t * pIfMan, Abc_Ntk_t * pNtk ) Vec_PtrPush( vFanins, (Abc_Obj_t *)Vec_PtrEntry(vDrivers, i+0) ); Vec_PtrPush( vFanins, (Abc_Obj_t *)Vec_PtrEntry(vDrivers, i+1) ); pExor = Abc_NtkCreateNodeExor( pNtkNew, vFanins ); + // update polarity + if ( strstr( Abc_ObjName(Abc_NtkPo(pNtk, i)), "SUB" ) != NULL ) + pExor->pData = Hop_Not( (Hop_Obj_t *) pExor->pData ); // create second XOR Vec_PtrClear( vFanins ); Vec_PtrPush( vFanins, pExor ); @@ -319,7 +325,17 @@ Abc_Ntk_t * Abc_NtkFromIf( If_Man_t * pIfMan, Abc_Ntk_t * pNtk ) Vec_PtrFree( vDrivers ); // sweep nDupGates = Abc_NtkCleanup( pNtkNew, 0 ); - printf( "The number of removed nodes = %d.\n", nDupGates ); +// printf( "The number of removed nodes = %d.\n", nDupGates ); + // count non-trivial LUTs nodes + nRealLuts = 0; + Abc_NtkForEachNode( pNtkNew, pNode, i ) + { + if ( (int)Abc_ObjId(pNode) > nStopPoint ) + break; + if ( Abc_ObjFaninNum(pNode) > 1 ) + nRealLuts++; + } + printf( "The number of real LUTs = %d.\n", nRealLuts ); } else { |