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Functions to compute T-count.

This commit is contained in:
Mathias Soeken 2016-08-16 18:46:45 +02:00
parent 2f149364eb
commit 85c751fbb8
1 changed files with 37 additions and 0 deletions
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37
src/base/exor/exor.c
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@ -116,6 +116,43 @@ int ComputeQCostBits( Cube * p )
nLits += nLitsN;
return QCost[Abc_MinInt(nLits, 7)][Abc_MinInt(nLitsN, 7)];
}
int ToffoliGateCount( int controls, int lines )
{
switch ( controls )
{
case 0u:
case 1u:
return 0;
break;
case 2u:
return 1;
break;
case 3u:
return 4;
break;
case 4u:
return ( ( ( lines + 1 ) / 2 ) >= controls ) ? 8 : 10;
break;
default:
return ( ( ( lines + 1 ) / 2 ) >= controls ) ? 4 * ( controls - 2 ) : 8 * ( controls - 3 );
}
}
int ComputeQCostTcount( Vec_Int_t * vCube )
{
return 7 * ToffoliGateCount( Vec_IntSize( vCube ), g_CoverInfo.nVarsIn + 1 );
}
int ComputeQCostTcountBits( Cube * p )
{
extern varvalue GetVar( Cube* pC, int Var );
int v, nLits = 0;
for ( v = 0; v < g_CoverInfo.nVarsIn; v++ )
if ( GetVar( p, v ) != VAR_ABS )
nLits++;
return 7 * ToffoliGateCount( nLits, g_CoverInfo.nVarsIn + 1 );
/* maybe just: 7 * ToffoliGateCount( p->a, g_CoverInfo.nVarsIn + 1 ); */
}
/**Function*************************************************************