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Diffstat (limited to 'src/abc8/aig/aigOrder.c')
| -rw-r--r-- | src/abc8/aig/aigOrder.c | 171 |
1 files changed, 0 insertions, 171 deletions
diff --git a/src/abc8/aig/aigOrder.c b/src/abc8/aig/aigOrder.c deleted file mode 100644 index 62aeca6e..00000000 --- a/src/abc8/aig/aigOrder.c +++ /dev/null @@ -1,171 +0,0 @@ -/**CFile**************************************************************** - - FileName [aigOrder.c] - - SystemName [ABC: Logic synthesis and verification system.] - - PackageName [AIG package.] - - Synopsis [Dynamically updated topological order.] - - Author [Alan Mishchenko] - - Affiliation [UC Berkeley] - - Date [Ver. 1.0. Started - April 28, 2007.] - - Revision [$Id: aigOrder.c,v 1.00 2007/04/28 00:00:00 alanmi Exp $] - -***********************************************************************/ - -#include "aig.h" - -//////////////////////////////////////////////////////////////////////// -/// DECLARATIONS /// -//////////////////////////////////////////////////////////////////////// - -//////////////////////////////////////////////////////////////////////// -/// FUNCTION DEFINITIONS /// -//////////////////////////////////////////////////////////////////////// - -/**Function************************************************************* - - Synopsis [Initializes the order datastructure.] - - Description [] - - SideEffects [] - - SeeAlso [] - -***********************************************************************/ -void Aig_ManOrderStart( Aig_Man_t * p ) -{ - Aig_Obj_t * pObj; - int i; - assert( Aig_ManBufNum(p) == 0 ); - // allocate order datastructure - assert( p->pOrderData == NULL ); - p->nOrderAlloc = 2 * Aig_ManObjNumMax(p); - if ( p->nOrderAlloc < (1<<12) ) - p->nOrderAlloc = (1<<12); - p->pOrderData = ALLOC( unsigned, 2 * p->nOrderAlloc ); - memset( p->pOrderData, 0xFF, sizeof(unsigned) * 2 * p->nOrderAlloc ); - // add the constant node - p->pOrderData[0] = p->pOrderData[1] = 0; - p->iPrev = p->iNext = 0; - // add the internal nodes - Aig_ManForEachNode( p, pObj, i ) - Aig_ObjOrderInsert( p, pObj->Id ); -} - -/**Function************************************************************* - - Synopsis [Deletes the order datastructure.] - - Description [] - - SideEffects [] - - SeeAlso [] - -***********************************************************************/ -void Aig_ManOrderStop( Aig_Man_t * p ) -{ - assert( p->pOrderData ); - FREE( p->pOrderData ); - p->nOrderAlloc = 0; - p->iPrev = p->iNext = 0; -} - -/**Function************************************************************* - - Synopsis [Inserts an entry before iNext.] - - Description [] - - SideEffects [] - - SeeAlso [] - -***********************************************************************/ -void Aig_ObjOrderInsert( Aig_Man_t * p, int ObjId ) -{ - int iPrev; - assert( ObjId != 0 ); - assert( Aig_ObjIsNode( Aig_ManObj(p, ObjId) ) ); - if ( ObjId >= p->nOrderAlloc ) - { - int nOrderAlloc = 2 * ObjId; - p->pOrderData = REALLOC( unsigned, p->pOrderData, 2 * nOrderAlloc ); - memset( p->pOrderData + 2 * p->nOrderAlloc, 0xFF, sizeof(unsigned) * 2 * (nOrderAlloc - p->nOrderAlloc) ); - p->nOrderAlloc = nOrderAlloc; - } - assert( p->pOrderData[2*ObjId] == 0xFFFFFFFF ); // prev - assert( p->pOrderData[2*ObjId+1] == 0xFFFFFFFF ); // next - iPrev = p->pOrderData[2*p->iNext]; - assert( p->pOrderData[2*iPrev+1] == (unsigned)p->iNext ); - p->pOrderData[2*ObjId] = iPrev; - p->pOrderData[2*iPrev+1] = ObjId; - p->pOrderData[2*p->iNext] = ObjId; - p->pOrderData[2*ObjId+1] = p->iNext; - p->nAndTotal++; -} - -/**Function************************************************************* - - Synopsis [Removes the entry.] - - Description [If iPrev is removed, it slides backward. - If iNext is removed, it slides forward.] - - SideEffects [] - - SeeAlso [] - -***********************************************************************/ -void Aig_ObjOrderRemove( Aig_Man_t * p, int ObjId ) -{ - int iPrev, iNext; - assert( ObjId != 0 ); - assert( Aig_ObjIsNode( Aig_ManObj(p, ObjId) ) ); - iPrev = p->pOrderData[2*ObjId]; - iNext = p->pOrderData[2*ObjId+1]; - p->pOrderData[2*ObjId] = 0xFFFFFFFF; - p->pOrderData[2*ObjId+1] = 0xFFFFFFFF; - p->pOrderData[2*iNext] = iPrev; - p->pOrderData[2*iPrev+1] = iNext; - if ( p->iPrev == ObjId ) - { - p->nAndPrev--; - p->iPrev = iPrev; - } - if ( p->iNext == ObjId ) - p->iNext = iNext; - p->nAndTotal--; -} - -/**Function************************************************************* - - Synopsis [Advances the order forward.] - - Description [] - - SideEffects [] - - SeeAlso [] - -***********************************************************************/ -void Aig_ObjOrderAdvance( Aig_Man_t * p ) -{ - assert( p->pOrderData ); - assert( p->pOrderData[2*p->iPrev+1] == (unsigned)p->iNext ); - p->iPrev = p->iNext; - p->nAndPrev++; -} - -//////////////////////////////////////////////////////////////////////// -/// END OF FILE /// -//////////////////////////////////////////////////////////////////////// - - |