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Diffstat (limited to 'abc70930/src/opt/fxu/fxuMatrix.c')
| -rw-r--r-- | abc70930/src/opt/fxu/fxuMatrix.c | 374 |
1 files changed, 0 insertions, 374 deletions
diff --git a/abc70930/src/opt/fxu/fxuMatrix.c b/abc70930/src/opt/fxu/fxuMatrix.c deleted file mode 100644 index 93ec7b90..00000000 --- a/abc70930/src/opt/fxu/fxuMatrix.c +++ /dev/null @@ -1,374 +0,0 @@ -/**CFile**************************************************************** - - FileName [fxuMatrix.c] - - PackageName [MVSIS 2.0: Multi-valued logic synthesis system.] - - Synopsis [Procedures to manipulate the sparse matrix.] - - Author [MVSIS Group] - - Affiliation [UC Berkeley] - - Date [Ver. 1.0. Started - February 1, 2003.] - - Revision [$Id: fxuMatrix.c,v 1.0 2003/02/01 00:00:00 alanmi Exp $] - -***********************************************************************/ - -#include "fxuInt.h" - -//////////////////////////////////////////////////////////////////////// -/// DECLARATIONS /// -//////////////////////////////////////////////////////////////////////// - -extern unsigned int Cudd_Prime( unsigned int p ); - -//////////////////////////////////////////////////////////////////////// -/// FUNCTION DEFINITIONS /// -//////////////////////////////////////////////////////////////////////// - -/**Function************************************************************* - - Synopsis [] - - Description [] - - SideEffects [] - - SeeAlso [] - -***********************************************************************/ -Fxu_Matrix * Fxu_MatrixAllocate() -{ - Fxu_Matrix * p; - p = ALLOC( Fxu_Matrix, 1 ); - memset( p, 0, sizeof(Fxu_Matrix) ); - p->nTableSize = Cudd_Prime(10000); - p->pTable = ALLOC( Fxu_ListDouble, p->nTableSize ); - memset( p->pTable, 0, sizeof(Fxu_ListDouble) * p->nTableSize ); -#ifndef USE_SYSTEM_MEMORY_MANAGEMENT - { - // get the largest size in bytes for the following structures: - // Fxu_Cube, Fxu_Var, Fxu_Lit, Fxu_Pair, Fxu_Double, Fxu_Single - // (currently, Fxu_Var, Fxu_Pair, Fxu_Double take 10 machine words) - int nSizeMax, nSizeCur; - nSizeMax = -1; - nSizeCur = sizeof(Fxu_Cube); - if ( nSizeMax < nSizeCur ) - nSizeMax = nSizeCur; - nSizeCur = sizeof(Fxu_Var); - if ( nSizeMax < nSizeCur ) - nSizeMax = nSizeCur; - nSizeCur = sizeof(Fxu_Lit); - if ( nSizeMax < nSizeCur ) - nSizeMax = nSizeCur; - nSizeCur = sizeof(Fxu_Pair); - if ( nSizeMax < nSizeCur ) - nSizeMax = nSizeCur; - nSizeCur = sizeof(Fxu_Double); - if ( nSizeMax < nSizeCur ) - nSizeMax = nSizeCur; - nSizeCur = sizeof(Fxu_Single); - if ( nSizeMax < nSizeCur ) - nSizeMax = nSizeCur; - p->pMemMan = Extra_MmFixedStart( nSizeMax ); - } -#endif - p->pHeapDouble = Fxu_HeapDoubleStart(); - p->pHeapSingle = Fxu_HeapSingleStart(); - p->vPairs = Vec_PtrAlloc( 100 ); - return p; -} - -/**Function************************************************************* - - Synopsis [] - - Description [] - - SideEffects [] - - SeeAlso [] - -***********************************************************************/ -void Fxu_MatrixDelete( Fxu_Matrix * p ) -{ - Fxu_HeapDoubleCheck( p->pHeapDouble ); - Fxu_HeapDoubleStop( p->pHeapDouble ); - Fxu_HeapSingleStop( p->pHeapSingle ); - - // delete other things -#ifdef USE_SYSTEM_MEMORY_MANAGEMENT - // this code is not needed when the custom memory manager is used - { - Fxu_Cube * pCube, * pCube2; - Fxu_Var * pVar, * pVar2; - Fxu_Lit * pLit, * pLit2; - Fxu_Double * pDiv, * pDiv2; - Fxu_Single * pSingle, * pSingle2; - Fxu_Pair * pPair, * pPair2; - int i; - // delete the divisors - Fxu_MatrixForEachDoubleSafe( p, pDiv, pDiv2, i ) - { - Fxu_DoubleForEachPairSafe( pDiv, pPair, pPair2 ) - MEM_FREE_FXU( p, Fxu_Pair, 1, pPair ); - MEM_FREE_FXU( p, Fxu_Double, 1, pDiv ); - } - Fxu_MatrixForEachSingleSafe( p, pSingle, pSingle2 ) - MEM_FREE_FXU( p, Fxu_Single, 1, pSingle ); - // delete the entries - Fxu_MatrixForEachCube( p, pCube ) - Fxu_CubeForEachLiteralSafe( pCube, pLit, pLit2 ) - MEM_FREE_FXU( p, Fxu_Lit, 1, pLit ); - // delete the cubes - Fxu_MatrixForEachCubeSafe( p, pCube, pCube2 ) - MEM_FREE_FXU( p, Fxu_Cube, 1, pCube ); - // delete the vars - Fxu_MatrixForEachVariableSafe( p, pVar, pVar2 ) - MEM_FREE_FXU( p, Fxu_Var, 1, pVar ); - } -#else - Extra_MmFixedStop( p->pMemMan ); -#endif - - Vec_PtrFree( p->vPairs ); - FREE( p->pppPairs ); - FREE( p->ppPairs ); -// FREE( p->pPairsTemp ); - FREE( p->pTable ); - FREE( p->ppVars ); - FREE( p ); -} - - - -/**Function************************************************************* - - Synopsis [Adds a variable to the matrix.] - - Description [This procedure always adds variables at the end of the matrix. - It assigns the var's node and number. It adds the var to the linked list of - all variables and to the table of all nodes.] - - SideEffects [] - - SeeAlso [] - -***********************************************************************/ -Fxu_Var * Fxu_MatrixAddVar( Fxu_Matrix * p ) -{ - Fxu_Var * pVar; - pVar = MEM_ALLOC_FXU( p, Fxu_Var, 1 ); - memset( pVar, 0, sizeof(Fxu_Var) ); - pVar->iVar = p->lVars.nItems; - p->ppVars[pVar->iVar] = pVar; - Fxu_ListMatrixAddVariable( p, pVar ); - return pVar; -} - -/**Function************************************************************* - - Synopsis [Adds a literal to the matrix.] - - Description [] - - SideEffects [] - - SeeAlso [] - -***********************************************************************/ -Fxu_Cube * Fxu_MatrixAddCube( Fxu_Matrix * p, Fxu_Var * pVar, int iCube ) -{ - Fxu_Cube * pCube; - pCube = MEM_ALLOC_FXU( p, Fxu_Cube, 1 ); - memset( pCube, 0, sizeof(Fxu_Cube) ); - pCube->pVar = pVar; - pCube->iCube = iCube; - Fxu_ListMatrixAddCube( p, pCube ); - return pCube; -} - -/**Function************************************************************* - - Synopsis [Adds a literal to the matrix.] - - Description [] - - SideEffects [] - - SeeAlso [] - -***********************************************************************/ -void Fxu_MatrixAddLiteral( Fxu_Matrix * p, Fxu_Cube * pCube, Fxu_Var * pVar ) -{ - Fxu_Lit * pLit; - pLit = MEM_ALLOC_FXU( p, Fxu_Lit, 1 ); - memset( pLit, 0, sizeof(Fxu_Lit) ); - // insert the literal into two linked lists - Fxu_ListCubeAddLiteral( pCube, pLit ); - Fxu_ListVarAddLiteral( pVar, pLit ); - // set the back pointers - pLit->pCube = pCube; - pLit->pVar = pVar; - pLit->iCube = pCube->iCube; - pLit->iVar = pVar->iVar; - // increment the literal counter - p->nEntries++; -} - -/**Function************************************************************* - - Synopsis [Deletes the divisor from the matrix.] - - Description [] - - SideEffects [] - - SeeAlso [] - -***********************************************************************/ -void Fxu_MatrixDelDivisor( Fxu_Matrix * p, Fxu_Double * pDiv ) -{ - // delete divisor from the table - Fxu_ListTableDelDivisor( p, pDiv ); - // recycle the divisor - MEM_FREE_FXU( p, Fxu_Double, 1, pDiv ); -} - -/**Function************************************************************* - - Synopsis [Deletes the literal fromthe matrix.] - - Description [] - - SideEffects [] - - SeeAlso [] - -***********************************************************************/ -void Fxu_MatrixDelLiteral( Fxu_Matrix * p, Fxu_Lit * pLit ) -{ - // delete the literal - Fxu_ListCubeDelLiteral( pLit->pCube, pLit ); - Fxu_ListVarDelLiteral( pLit->pVar, pLit ); - MEM_FREE_FXU( p, Fxu_Lit, 1, pLit ); - // increment the literal counter - p->nEntries--; -} - - -/**Function************************************************************* - - Synopsis [Creates and adds a single cube divisor.] - - Description [] - - SideEffects [] - - SeeAlso [] - -***********************************************************************/ -void Fxu_MatrixAddSingle( Fxu_Matrix * p, Fxu_Var * pVar1, Fxu_Var * pVar2, int Weight ) -{ - Fxu_Single * pSingle; - assert( pVar1->iVar < pVar2->iVar ); - pSingle = MEM_ALLOC_FXU( p, Fxu_Single, 1 ); - memset( pSingle, 0, sizeof(Fxu_Single) ); - pSingle->Num = p->lSingles.nItems; - pSingle->Weight = Weight; - pSingle->HNum = 0; - pSingle->pVar1 = pVar1; - pSingle->pVar2 = pVar2; - Fxu_ListMatrixAddSingle( p, pSingle ); - // add to the heap - Fxu_HeapSingleInsert( p->pHeapSingle, pSingle ); -} - -/**Function************************************************************* - - Synopsis [] - - Description [] - - SideEffects [] - - SeeAlso [] - -***********************************************************************/ -void Fxu_MatrixAddDivisor( Fxu_Matrix * p, Fxu_Cube * pCube1, Fxu_Cube * pCube2 ) -{ - Fxu_Pair * pPair; - Fxu_Double * pDiv; - int nBase, nLits1, nLits2; - int fFound; - unsigned Key; - - // canonicize the pair - Fxu_PairCanonicize( &pCube1, &pCube2 ); - // compute the hash key - Key = Fxu_PairHashKey( p, pCube1, pCube2, &nBase, &nLits1, &nLits2 ); - - // create the cube pair - pPair = Fxu_PairAlloc( p, pCube1, pCube2 ); - pPair->nBase = nBase; - pPair->nLits1 = nLits1; - pPair->nLits2 = nLits2; - - // check if the divisor for this pair already exists - fFound = 0; - Key %= p->nTableSize; - Fxu_TableForEachDouble( p, Key, pDiv ) - { - if ( Fxu_PairCompare( pPair, pDiv->lPairs.pTail ) ) // they are equal - { - fFound = 1; - break; - } - } - - if ( !fFound ) - { // create the new divisor - pDiv = MEM_ALLOC_FXU( p, Fxu_Double, 1 ); - memset( pDiv, 0, sizeof(Fxu_Double) ); - pDiv->Key = Key; - // set the number of this divisor - pDiv->Num = p->nDivsTotal++; // p->nDivs; - // insert the divisor in the table - Fxu_ListTableAddDivisor( p, pDiv ); - // set the initial cost of the divisor - pDiv->Weight -= pPair->nLits1 + pPair->nLits2; - } - - // link the pair to the cubes - Fxu_PairAdd( pPair ); - // connect the pair and the divisor - pPair->pDiv = pDiv; - Fxu_ListDoubleAddPairLast( pDiv, pPair ); - // update the max number of pairs in a divisor -// if ( p->nPairsMax < pDiv->lPairs.nItems ) -// p->nPairsMax = pDiv->lPairs.nItems; - // update the divisor's weight - pDiv->Weight += pPair->nLits1 + pPair->nLits2 - 1 + pPair->nBase; - if ( fFound ) // update the divisor in the heap - Fxu_HeapDoubleUpdate( p->pHeapDouble, pDiv ); - else // add the new divisor to the heap - Fxu_HeapDoubleInsert( p->pHeapDouble, pDiv ); -} - -/* - { - int piVarsC1[100], piVarsC2[100], nVarsC1, nVarsC2; - Fxu_Double * pDivCur; - Fxu_MatrixGetDoubleVars( p, pDiv, piVarsC1, piVarsC2, &nVarsC1, &nVarsC2 ); - pDivCur = Fxu_MatrixFindDouble( p, piVarsC1, piVarsC2, nVarsC1, nVarsC2 ); - assert( pDivCur == pDiv ); - } -*/ - -//////////////////////////////////////////////////////////////////////// -/// END OF FILE /// -//////////////////////////////////////////////////////////////////////// - - |