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Improving printouts of critical path.

This commit is contained in:
Alan Mishchenko 2012-04-06 13:31:03 -07:00
parent 5de8e60b9f
commit 2c21e2de0d
1 changed files with 6 additions and 3 deletions
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9
src/base/abci/abcTiming.c
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@ -889,9 +889,11 @@ float Abc_NtkDelayTrace( Abc_Ntk_t * pNtk, Abc_Obj_t * pOut, Abc_Obj_t * pIn, in
} }
else else
{ {
float Slack = 0.0; float Slack = 0.0, SlackAdd;
int k, iFanin, Length = 0; int k, iFanin, Length = 0;
Abc_Obj_t * pFanin; Abc_Obj_t * pFanin;
// check the additional slack
SlackAdd = (Abc_NodeRequired(pOut)->Worst == 0.0) ? 0.0 : Abc_NodeRequired(pOut)->Worst - Abc_NodeArrival(Abc_ObjFanin0(pOut))->Worst;
// collect the critical path // collect the critical path
Abc_NtkDelayTraceCritPathCollect_rec( vSlacks, Abc_ObjFanin0(pOut), vBest, vPath ); Abc_NtkDelayTraceCritPathCollect_rec( vSlacks, Abc_ObjFanin0(pOut), vBest, vPath );
if ( pIn == NULL ) if ( pIn == NULL )
@ -901,6 +903,7 @@ float Abc_NtkDelayTrace( Abc_Ntk_t * pNtk, Abc_Obj_t * pOut, Abc_Obj_t * pIn, in
if ( Abc_ObjIsNode(pNode) ) if ( Abc_ObjIsNode(pNode) )
Length = Abc_MaxInt( Length, strlen(Mio_GateReadName((Mio_Gate_t *)pNode->pData)) ); Length = Abc_MaxInt( Length, strlen(Mio_GateReadName((Mio_Gate_t *)pNode->pData)) );
// print critical path // print critical path
Abc_NtkLevel( pNtk );
printf( "Critical path from PI \"%s\" to PO \"%s\":\n", Abc_ObjName(pIn), Abc_ObjName(pOut) ); printf( "Critical path from PI \"%s\" to PO \"%s\":\n", Abc_ObjName(pIn), Abc_ObjName(pOut) );
Vec_PtrForEachEntry( Abc_Obj_t *, vPath, pNode, i ) Vec_PtrForEachEntry( Abc_Obj_t *, vPath, pNode, i )
{ {
@ -929,10 +932,10 @@ float Abc_NtkDelayTrace( Abc_Ntk_t * pNtk, Abc_Obj_t * pOut, Abc_Obj_t * pIn, in
printf( " " ); printf( " " );
printf( " " ); printf( " " );
printf( "Arrival =%6.1f. ", Abc_NodeReadArrival(pNode)->Worst ); printf( "Arrival =%6.1f. ", Abc_NodeReadArrival(pNode)->Worst );
printf( "I/O time: (" ); printf( "I/O times: (" );
Abc_ObjForEachFanin( pNode, pFanin, k ) Abc_ObjForEachFanin( pNode, pFanin, k )
printf( "%s%.1f", (k? ", ":""), Abc_NodeReadArrival(pFanin)->Worst ); printf( "%s%.1f", (k? ", ":""), Abc_NodeReadArrival(pFanin)->Worst );
printf( " -> %.1f)", Abc_NodeReadArrival(pNode)->Worst + Slack ); printf( " -> %.1f)", Abc_NodeReadArrival(pNode)->Worst + Slack + SlackAdd );
} }
printf( "\n" ); printf( "\n" );
} }