luke
/
abc
mirror of https://github.com/YosysHQ/abc.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Improving switching activity computation.

This commit is contained in:
Alan Mishchenko 2013-12-30 14:47:07 +07:00
parent 737e4671ce
commit 07bb26ba08
1 changed files with 3 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
src/base/abci/abcIf.c
View File

@ -76,13 +76,15 @@ void Abc_NtkIfComputeSwitching( Abc_Ntk_t * pNtk, If_Man_t * pIfMan )
vSwitching = Saig_ManComputeSwitchProbs( pAig, 48, 16, 0 );
pSwitching = (float *)vSwitching->pArray;
Abc_NtkForEachObj( pNtk, pObjAbc, i )
if ( (pObjAig = (Aig_Obj_t *)pObjAbc->pTemp) )
if ( !Abc_ObjIsCo(pObjAbc) && (pObjAig = (Aig_Obj_t *)pObjAbc->pTemp) )
{
pObjAbc->dTemp = pSwitching[pObjAig->Id];
// J. Anderson and F. N. Najm, “Power-Aware Technology Mapping for LUT-Based FPGAs,
// IEEE Intl. Conf. on Field-Programmable Technology, 2002.
// pObjAbc->dTemp = (1.55 + 1.05 / (float) Abc_ObjFanoutNum(pObjAbc)) * pSwitching[pObjAig->Id];
}
else
pObjAbc->dTemp = 0;
Vec_IntFree( vSwitching );
Aig_ManStop( pAig );
// compute switching for the IF objects