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-rw-r--r--generic/arch.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/generic/arch.h b/generic/arch.h
index 59fe8d05..e7010885 100644
--- a/generic/arch.h
+++ b/generic/arch.h
@@ -215,6 +215,8 @@ struct Arch : BaseCtx
bool getCellDelay(const CellInfo *cell, IdString fromPort, IdString toPort, DelayInfo &delay) const;
IdString getPortClock(const CellInfo *cell, IdString port) const;
bool isClockPort(const CellInfo *cell, IdString port) const;
+ // Return true if a cell is an IO
+ bool isIOCell(const CellInfo *cell) const;
bool isValidBelForCell(CellInfo *cell, BelId bel) const;
bool isBelLocationValid(BelId bel) const;