The-OpenROAD-Project/OpenSTA
1
0
Fork 0
mirror of https://github.com/The-OpenROAD-Project/OpenSTA.git synced 2026-05-30 00:24:12 +08:00
Code Issues Actions 1 Packages Projects Releases Wiki Activity

crpr rearrange funcs

Browse Source
This commit is contained in:
James Cherry
2019-12-24 13:12:39 -08:00
parent afa58b5001
commit 77f22e482e
1 changed files with 11 additions and 13 deletions
Download Patch File Download Diff File Expand all files Collapse all files

24
search/Crpr.cc
View File

@@ -297,10 +297,10 @@ CheckCrpr::findCrpr1(const PathVertex *src_clk_path,
const EarlyLate *tgt_el = tgt_clk_path->minMax(this);
Arrival src_arrival = src_clk_path->arrival(this);
Arrival tgt_arrival = tgt_clk_path->arrival(this);
float crpr_mean = delayAsFloat(src_arrival) - delayAsFloat(tgt_arrival);
float crpr_mean = abs(delayAsFloat(src_arrival) - delayAsFloat(tgt_arrival));
float crpr_sigma2 = delaySigma2(src_arrival, src_el)
+ delaySigma2(tgt_arrival, tgt_el);
return makeDelay2(abs(crpr_mean), -crpr_sigma2, -crpr_sigma2);
return makeDelay2(crpr_mean, -crpr_sigma2, -crpr_sigma2);
}
else {
// The source and target edges are different so the crpr
@@ -319,6 +319,15 @@ CheckCrpr::findCrpr1(const PathVertex *src_clk_path,
}
}
float
CheckCrpr::crprArrivalDiff(const PathVertex *path)
{
Arrival other_arrival = otherMinMaxArrival(path);
float crpr_diff = abs(delayAsFloat(path->arrival(this))
- delayAsFloat(other_arrival));
return crpr_diff;
}
Crpr
CheckCrpr::outputDelayCrpr(const Path *src_clk_path,
const ClockEdge *tgt_clk_edge)
@@ -387,15 +396,4 @@ CheckCrpr::crprPossible(Clock *clk1,
|| PinSet::intersects(clk1->pins(), clk2->pins()));
}
float
CheckCrpr::crprArrivalDiff(const PathVertex *path)
{
Arrival other_arrival = otherMinMaxArrival(path);
float crpr_diff = abs(delayAsFloat(path->arrival(this),
EarlyLate::late(), this)
- delayAsFloat(other_arrival,
EarlyLate::early(), this));
return crpr_diff;
}
} // namespace