diff options
Diffstat (limited to 'src/map/scl/sclLib.h')
| -rw-r--r-- | src/map/scl/sclLib.h | 33 |
1 files changed, 16 insertions, 17 deletions
diff --git a/src/map/scl/sclLib.h b/src/map/scl/sclLib.h index 7d5964a4..fa80e1f0 100644 --- a/src/map/scl/sclLib.h +++ b/src/map/scl/sclLib.h @@ -213,7 +213,7 @@ struct SC_Lib_ static inline SC_Cell * SC_LibCell( SC_Lib * p, int i ) { return (SC_Cell *)Vec_PtrEntry(p->vCells, i); } static inline SC_Pin * SC_CellPin( SC_Cell * p, int i ) { return (SC_Pin *)Vec_PtrEntry(p->vPins, i); } static inline Vec_Wrd_t * SC_CellFunc( SC_Cell * p ) { return SC_CellPin(p, p->n_inputs)->vFunc; } -static inline float SC_CellPinCap( SC_Cell * p, int i ) { return 0.5 * (SC_CellPin(p, i)->rise_cap + SC_CellPin(p, i)->fall_cap); } +static inline float SC_CellPinCap( SC_Cell * p, int i ) { return 0.5 * SC_CellPin(p, i)->rise_cap + 0.5 * SC_CellPin(p, i)->fall_cap; } static inline float SC_CellPinCapAve( SC_Cell * p ) { int i; float c = 0; for (i = 0; i < p->n_inputs; i++) c += SC_CellPinCap(p, i); return c / p->n_inputs; } static inline char * SC_CellPinOutFunc( SC_Cell * p, int i ) { return SC_CellPin(p, p->n_inputs + i)->func_text; } static inline char * SC_CellPinName( SC_Cell * p, int i ) { return SC_CellPin(p, i)->pName; } @@ -532,30 +532,29 @@ static inline void Scl_LibPinDeparture( SC_Timing * pTime, SC_Pair * pDepIn, SC_ SeeAlso [] ***********************************************************************/ -static inline float Scl_LibPinTime( SC_Cell * pCell, int iPin, float load ) +static inline SC_Timing * Scl_CellPinTime( SC_Cell * pCell, int iPin ) { SC_Pin * pPin; SC_Timings * pRTime; - SC_Timing * pTime; - SC_Pair Load = { load, load }; - SC_Pair ArrIn = { 0.0, 0.0 }; - SC_Pair ArrOut = { 0.0, 0.0 }; - SC_Pair SlewIn = { 0.0, 0.0 }; - SC_Pair SlewOut = { 0.0, 0.0 }; - Vec_Flt_t * vIndex0; assert( iPin >= 0 && iPin < pCell->n_inputs ); pPin = SC_CellPin( pCell, pCell->n_inputs ); - // find timing info for this pin assert( Vec_PtrSize(pPin->vRTimings) == pCell->n_inputs ); pRTime = (SC_Timings *)Vec_PtrEntry( pPin->vRTimings, iPin ); assert( Vec_PtrSize(pRTime->vTimings) == 1 ); - pTime = (SC_Timing *)Vec_PtrEntry( pRTime->vTimings, 0 ); - // get delay points - vIndex0 = pTime->pCellRise->vIndex0; // slew - SlewIn.fall = Vec_FltEntry( vIndex0, Vec_FltSize(vIndex0)/2 ); - SlewIn.rise = Vec_FltEntry( vIndex0, Vec_FltSize(vIndex0)/2 ); + return (SC_Timing *)Vec_PtrEntry( pRTime->vTimings, 0 ); +} +static inline float Scl_LibPinArrivalEstimate( SC_Cell * pCell, int iPin, float load ) +{ + SC_Pair Load = { load, load }; + SC_Pair ArrIn = { 0.0, 0.0 }; + SC_Pair ArrOut = { 0.0, 0.0 }; + SC_Pair SlewIn = { 0.0, 0.0 }; + SC_Pair SlewOut = { 0.0, 0.0 }; + SC_Timing * pTime = Scl_CellPinTime( pCell, iPin ); + Vec_Flt_t * vIndex0 = pTime->pCellRise->vIndex0; // slew + SlewIn.fall = SlewIn.rise = Vec_FltEntry( vIndex0, Vec_FltSize(vIndex0)/2 ); Scl_LibPinArrival( pTime, &ArrIn, &SlewIn, &Load, &ArrOut, &SlewOut ); - return 0.5 * (ArrOut.fall + ArrOut.rise); + return 0.5 * ArrOut.fall + 0.5 * ArrOut.rise; } /*=== sclLib.c ===============================================================*/ @@ -569,7 +568,7 @@ extern int Abc_SclCellFind( SC_Lib * p, char * pName ); extern int Abc_SclClassCellNum( SC_Cell * pClass ); extern void Abc_SclLinkCells( SC_Lib * p ); extern void Abc_SclPrintCells( SC_Lib * p, float Slew, float Gain ); -extern SC_Cell * Abc_SclFindInvertor( SC_Lib * p ); +extern SC_Cell * Abc_SclFindInvertor( SC_Lib * p, int fFindBuff ); extern SC_Cell * Abc_SclFindSmallestGate( SC_Cell * p, float CinMin ); extern SC_WireLoad * Abc_SclFindWireLoadModel( SC_Lib * p, float Area ); extern SC_WireLoad * Abc_SclFetchWireLoadModel( SC_Lib * p, char * pName ); |