Sta::isPropagatedClock

Signed-off-by: James Cherry <[email protected]>
gongtonyhi · Aug 6, 2021 · 598842f · 598842f
1 parent be0d78b
commit 598842f
Show file tree

Hide file tree

Showing 4 changed files with 15 additions and 0 deletions.
diff --git a/include/sta/ClkNetwork.hh b/include/sta/ClkNetwork.hh
@@ -41,6 +41,7 @@ public:
   bool isClock(const Pin *pin) const;
   bool isClock(const Net *net) const;
   bool isIdealClock(const Pin *pin) const;
+  bool isPropagatedClock(const Pin *pin) const;
   const ClockSet *clocks(const Pin *pin);
   const ClockSet *idealClocks(const Pin *pin);
   const PinSet *pins(const Clock *clk);

diff --git a/include/sta/Sta.hh b/include/sta/Sta.hh
@@ -1168,6 +1168,7 @@ public:
   bool isClock(const Pin *pin) const;
   bool isClock(const Net *net) const;
   bool isIdealClock(const Pin *pin) const;
+  bool isPropagatedClock(const Pin *pin) const;
   const PinSet *pins(const Clock *clk);
 
   ////////////////////////////////////////////////////////////////

diff --git a/search/ClkNetwork.cc b/search/ClkNetwork.cc
@@ -168,6 +168,13 @@ ClkNetwork::isIdealClock(const Pin *pin) const
   return pin_ideal_clks_map_.hasKey(pin);
 }
 
+bool
+ClkNetwork::isPropagatedClock(const Pin *pin) const
+{
+  return pin_clks_map_.hasKey(pin)
+    && !pin_ideal_clks_map_.hasKey(pin);
+}
+
 const ClockSet *
 ClkNetwork::clocks(const Pin *pin)
 {

diff --git a/search/Sta.cc b/search/Sta.cc
@@ -5397,6 +5397,12 @@ Sta::isIdealClock(const Pin *pin) const
   return clk_network_->isIdealClock(pin);
 }
 
+bool
+Sta::isPropagatedClock(const Pin *pin) const
+{
+  return clk_network_->isPropagatedClock(pin);
+}
+
 const PinSet *
 Sta::pins(const Clock *clk)
 {