mirror of https://github.com/YosysHQ/abc.git
250 lines
12 KiB
C
250 lines
12 KiB
C
/**CFile****************************************************************
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FileName [cec.h]
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SystemName [ABC: Logic synthesis and verification system.]
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PackageName [Combinational equivalence checking.]
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Synopsis [External declarations.]
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Author [Alan Mishchenko]
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Affiliation [UC Berkeley]
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Date [Ver. 1.0. Started - June 20, 2005.]
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Revision [$Id: cec.h,v 1.00 2005/06/20 00:00:00 alanmi Exp $]
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***********************************************************************/
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#ifndef ABC__aig__cec__cec_h
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#define ABC__aig__cec__cec_h
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////////////////////////////////////////////////////////////////////////
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/// INCLUDES ///
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////////////////////////////////////////////////////////////////////////
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////////////////////////////////////////////////////////////////////////
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/// PARAMETERS ///
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////////////////////////////////////////////////////////////////////////
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ABC_NAMESPACE_HEADER_START
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////////////////////////////////////////////////////////////////////////
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/// BASIC TYPES ///
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////////////////////////////////////////////////////////////////////////
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// dynamic SAT parameters
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typedef struct Cec_ParSat_t_ Cec_ParSat_t;
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struct Cec_ParSat_t_
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{
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int SolverType; // SAT solver type
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int nBTLimit; // conflict limit at a node
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int nSatVarMax; // the max number of SAT variables
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int nCallsRecycle; // calls to perform before recycling SAT solver
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int fNonChrono; // use non-chronological backtracling (for circuit SAT only)
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int fPolarFlip; // flops polarity of variables
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int fCheckMiter; // the circuit is the miter
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// int fFirstStop; // stop on the first sat output
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int fLearnCls; // perform clause learning
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int fSaveCexes; // saves counter-examples
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int fVerbose; // verbose stats
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};
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// simulation parameters
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typedef struct Cec_ParSim_t_ Cec_ParSim_t;
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struct Cec_ParSim_t_
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{
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int nWords; // the number of simulation words
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int nFrames; // the number of simulation frames
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int nRounds; // the number of simulation rounds
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int nNonRefines; // the max number of rounds without refinement
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int TimeLimit; // the runtime limit in seconds
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int fDualOut; // miter with separate outputs
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int fCheckMiter; // the circuit is the miter
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// int fFirstStop; // stop on the first sat output
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int fSeqSimulate; // performs sequential simulation
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int fLatchCorr; // consider only latch outputs
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int fConstCorr; // consider only constants
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int fVeryVerbose; // verbose stats
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int fVerbose; // verbose stats
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};
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// semiformal parameters
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typedef struct Cec_ParSmf_t_ Cec_ParSmf_t;
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struct Cec_ParSmf_t_
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{
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int nWords; // the number of simulation words
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int nRounds; // the number of simulation rounds
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int nFrames; // the max number of time frames
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int nNonRefines; // the max number of rounds without refinement
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int nMinOutputs; // the min outputs to accumulate
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int nBTLimit; // conflict limit at a node
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int TimeLimit; // the runtime limit in seconds
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int fDualOut; // miter with separate outputs
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int fCheckMiter; // the circuit is the miter
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// int fFirstStop; // stop on the first sat output
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int fVerbose; // verbose stats
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};
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// combinational SAT sweeping parameters
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typedef struct Cec_ParFra_t_ Cec_ParFra_t;
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struct Cec_ParFra_t_
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{
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int jType; // solver type
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int nWords; // the number of simulation words
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int nRounds; // the number of simulation rounds
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int nItersMax; // the maximum number of iterations of SAT sweeping
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int nBTLimit; // conflict limit at a node
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int nBTLimitPo; // conflict limit at an output
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int TimeLimit; // the runtime limit in seconds
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int nLevelMax; // restriction on the level nodes to be swept
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int nDepthMax; // the depth in terms of steps of speculative reduction
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int nCallsRecycle; // calls to perform before recycling SAT solver
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int nSatVarMax; // the max number of SAT variables
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int nGenIters; // pattern generation iterations
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int fRewriting; // enables AIG rewriting
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int fCheckMiter; // the circuit is the miter
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// int fFirstStop; // stop on the first sat output
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int fDualOut; // miter with separate outputs
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int fColorDiff; // miter with separate outputs
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int fSatSweeping; // enable SAT sweeping
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int fRunCSat; // enable another solver
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int fUseCones; // use cones
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int fUseOrigIds; // enable recording of original IDs
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int fVeryVerbose; // verbose stats
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int fVerbose; // verbose stats
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int iOutFail; // the failed output
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};
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// combinational equivalence checking parameters
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typedef struct Cec_ParCec_t_ Cec_ParCec_t;
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struct Cec_ParCec_t_
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{
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int nBTLimit; // conflict limit at a node
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int TimeLimit; // the runtime limit in seconds
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// int fFirstStop; // stop on the first sat output
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int fUseSmartCnf; // use smart CNF computation
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int fRewriting; // enables AIG rewriting
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int fNaive; // performs naive SAT-based checking
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int fSilent; // print no messages
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int fVeryVerbose; // verbose stats
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int fVerbose; // verbose stats
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int iOutFail; // the number of failed output
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};
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// sequential register correspodence parameters
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typedef struct Cec_ParCor_t_ Cec_ParCor_t;
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struct Cec_ParCor_t_
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{
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int nWords; // the number of simulation words
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int nRounds; // the number of simulation rounds
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int nFrames; // the number of time frames
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int nPrefix; // the number of time frames in the prefix
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int nBTLimit; // conflict limit at a node
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int nLevelMax; // (scorr only) the max number of levels
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int nStepsMax; // (scorr only) the max number of induction steps
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int nLimitMax; // (scorr only) stop after this many iterations if little or no improvement
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int fLatchCorr; // consider only latch outputs
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int fConstCorr; // consider only constants
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int fUseRings; // use rings
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int fMakeChoices; // use equilvaences as choices
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int fUseCSat; // use circuit-based solver
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// int fFirstStop; // stop on the first sat output
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int fUseSmartCnf; // use smart CNF computation
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int fStopWhenGone; // quit when PO is not a candidate constant
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int fVerboseFlops; // verbose stats
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int fVeryVerbose; // verbose stats
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int fVerbose; // verbose stats
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// callback
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void * pData;
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void * pFunc;
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};
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// sequential register correspodence parameters
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typedef struct Cec_ParChc_t_ Cec_ParChc_t;
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struct Cec_ParChc_t_
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{
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int nWords; // the number of simulation words
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int nRounds; // the number of simulation rounds
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int nBTLimit; // conflict limit at a node
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int fUseRings; // use rings
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int fUseCSat; // use circuit-based solver
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int fVeryVerbose; // verbose stats
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int fVerbose; // verbose stats
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};
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// sequential synthesis parameters
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typedef struct Cec_ParSeq_t_ Cec_ParSeq_t;
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struct Cec_ParSeq_t_
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{
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int fUseLcorr; // enables latch correspondence
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int fUseScorr; // enables signal correspondence
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int nBTLimit; // (scorr/lcorr) conflict limit at a node
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int nFrames; // (scorr/lcorr) the number of timeframes
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int nLevelMax; // (scorr only) the max number of levels
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int fConsts; // (scl only) merging constants
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int fEquivs; // (scl only) merging equivalences
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int fUseMiniSat; // enables MiniSat in lcorr/scorr
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int nMinDomSize; // the size of minimum clock domain
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int fVeryVerbose; // verbose stats
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int fVerbose; // verbose stats
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};
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////////////////////////////////////////////////////////////////////////
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/// MACRO DEFINITIONS ///
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////////////////////////////////////////////////////////////////////////
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////////////////////////////////////////////////////////////////////////
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/// FUNCTION DECLARATIONS ///
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////////////////////////////////////////////////////////////////////////
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/*=== cecCec.c ==========================================================*/
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extern int Cec_ManVerify( Gia_Man_t * p, Cec_ParCec_t * pPars );
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extern int Cec_ManVerifyTwo( Gia_Man_t * p0, Gia_Man_t * p1, int fVerbose );
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extern int Cec_ManVerifyTwoInv( Gia_Man_t * p0, Gia_Man_t * p1, int fVerbose );
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extern int Cec_ManVerifySimple( Gia_Man_t * p );
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/*=== cecChoice.c ==========================================================*/
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extern Gia_Man_t * Cec_ManChoiceComputation( Gia_Man_t * pAig, Cec_ParChc_t * pPars );
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/*=== cecCorr.c ==========================================================*/
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extern int Cec_ManLSCorrespondenceClasses( Gia_Man_t * pAig, Cec_ParCor_t * pPars );
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extern Gia_Man_t * Cec_ManLSCorrespondence( Gia_Man_t * pAig, Cec_ParCor_t * pPars );
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/*=== cecCore.c ==========================================================*/
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extern void Cec_ManSatSetDefaultParams( Cec_ParSat_t * p );
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extern void Cec_ManSimSetDefaultParams( Cec_ParSim_t * p );
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extern void Cec_ManSmfSetDefaultParams( Cec_ParSmf_t * p );
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extern void Cec_ManFraSetDefaultParams( Cec_ParFra_t * p );
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extern void Cec_ManCecSetDefaultParams( Cec_ParCec_t * p );
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extern void Cec_ManCorSetDefaultParams( Cec_ParCor_t * p );
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extern void Cec_ManChcSetDefaultParams( Cec_ParChc_t * p );
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extern Gia_Man_t * Cec_ManSatSweeping( Gia_Man_t * pAig, Cec_ParFra_t * pPars, int fSilent );
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extern Gia_Man_t * Cec_ManSatSolving( Gia_Man_t * pAig, Cec_ParSat_t * pPars, int f0Proved );
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extern void Cec_ManSimulation( Gia_Man_t * pAig, Cec_ParSim_t * pPars );
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/*=== cecSeq.c ==========================================================*/
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extern int Cec_ManSeqResimulateCounter( Gia_Man_t * pAig, Cec_ParSim_t * pPars, Abc_Cex_t * pCex );
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extern int Cec_ManSeqSemiformal( Gia_Man_t * pAig, Cec_ParSmf_t * pPars );
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extern int Cec_ManCheckNonTrivialCands( Gia_Man_t * pAig );
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/*=== cecSynth.c ==========================================================*/
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extern int Cec_SeqReadMinDomSize( Cec_ParSeq_t * p );
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extern int Cec_SeqReadVerbose( Cec_ParSeq_t * p );
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extern void Cec_SeqSynthesisSetDefaultParams( Cec_ParSeq_t * pPars );
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extern int Cec_SequentialSynthesisPart( Gia_Man_t * p, Cec_ParSeq_t * pPars );
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ABC_NAMESPACE_HEADER_END
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#endif
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////////////////////////////////////////////////////////////////////////
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/// END OF FILE ///
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////////////////////////////////////////////////////////////////////////
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