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latch D->Q crpr path pruniing (eagle 20250923) 

Signed-off-by: James Cherry <cherry@parallaxsw.com>
This commit is contained in:
James Cherry 2025-09-29 15:47:20 -07:00
parent d565906c2b
commit 8236a89ef6
1 changed files with 5 additions and 1 deletions
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6
search/Search.cc
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@ -1382,7 +1382,11 @@ ArrivalVisitor::pruneCrprArrivals()
delayAsString(max_crpr, this),
delayAsString(max_arrival_max_crpr, this));
Arrival arrival = tag_bldr_->arrival(path_index);
if (delayGreater(max_arrival_max_crpr, arrival, min_max, this)) {
// Latch D->Q path uses enable min so crpr clk path min/max
// does not match the path min/max.
if (delayGreater(max_arrival_max_crpr, arrival, min_max, this)
&& clk_info_no_crpr->crprClkPath(this)->minMax(this)
== clk_info->crprClkPath(this)->minMax(this)) {
debugPrint(debug_, "search", 3, " pruned %s",
tag->to_string(this).c_str());
path_itr = path_index_map.erase(path_itr);