| /**CFile**************************************************************** |
| |
| FileName [cgt.h] |
| |
| SystemName [ABC: Logic synthesis and verification system.] |
| |
| PackageName [Clock gating package.] |
| |
| 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: cgt.h,v 1.00 2005/06/20 00:00:00 alanmi Exp $] |
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| ***********************************************************************/ |
| |
| #ifndef ABC__aig__cgt__cgt_h |
| #define ABC__aig__cgt__cgt_h |
| |
| |
| /* |
| The algorithm implemented in this package is based on the paper: |
| A. Hurst. "Automatic synthesis of clock gating logic with controlled |
| netlist perturbation", DAC 2008. |
| */ |
| |
| //////////////////////////////////////////////////////////////////////// |
| /// INCLUDES /// |
| //////////////////////////////////////////////////////////////////////// |
| |
| //////////////////////////////////////////////////////////////////////// |
| /// PARAMETERS /// |
| //////////////////////////////////////////////////////////////////////// |
| |
| |
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| ABC_NAMESPACE_HEADER_START |
| |
| |
| //////////////////////////////////////////////////////////////////////// |
| /// BASIC TYPES /// |
| //////////////////////////////////////////////////////////////////////// |
| |
| typedef struct Cgt_Par_t_ Cgt_Par_t; |
| struct Cgt_Par_t_ |
| { |
| int nLevelMax; // the max number of levels to look for clock-gates |
| int nCandMax; // the max number of candidates at each node |
| int nOdcMax; // the max number of ODC levels to consider |
| int nConfMax; // the max number of conflicts at a node |
| int nVarsMin; // the min number of variables to recycle the SAT solver |
| int nFlopsMin; // the min number of flops needed to recycle the SAT solver |
| int fAreaOnly; // derive clock gating to minimize area |
| int fVerbose; // verbosity flag |
| int fVeryVerbose; // verbosity flag |
| }; |
| |
| //////////////////////////////////////////////////////////////////////// |
| /// MACRO DEFINITIONS /// |
| //////////////////////////////////////////////////////////////////////// |
| |
| //////////////////////////////////////////////////////////////////////// |
| /// FUNCTION DECLARATIONS /// |
| //////////////////////////////////////////////////////////////////////// |
| |
| /*=== cgtCore.c ==========================================================*/ |
| extern void Cgt_SetDefaultParams( Cgt_Par_t * p ); |
| extern Vec_Vec_t * Cgt_ClockGatingCandidates( Aig_Man_t * pAig, Aig_Man_t * pCare, Cgt_Par_t * pPars, Vec_Int_t * vUseful ); |
| extern Vec_Vec_t * Cgt_ClockGatingInt( Aig_Man_t * pAig, Aig_Man_t * pCare, Cgt_Par_t * pPars, Vec_Int_t * vUseful ); |
| extern Aig_Man_t * Cgt_ClockGating( Aig_Man_t * pAig, Aig_Man_t * pCare, Cgt_Par_t * pPars ); |
| |
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| ABC_NAMESPACE_HEADER_END |
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| |
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| #endif |
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| //////////////////////////////////////////////////////////////////////// |
| /// END OF FILE /// |
| //////////////////////////////////////////////////////////////////////// |
| |
