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Diffstat (limited to 'src/main')
| -rw-r--r-- | src/main/scala/firrtl/passes/ExpandWhens.scala | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/main/scala/firrtl/passes/ExpandWhens.scala b/src/main/scala/firrtl/passes/ExpandWhens.scala index 7c013b51..dcefb20f 100644 --- a/src/main/scala/firrtl/passes/ExpandWhens.scala +++ b/src/main/scala/firrtl/passes/ExpandWhens.scala @@ -114,7 +114,9 @@ object ExpandWhens extends Pass { val conseqStmt = expandWhens(conseqNetlist, netlist +: defaults, AND(p, s.pred))(s.conseq) val altStmt = expandWhens(altNetlist, netlist +: defaults, AND(p, NOT(s.pred)))(s.alt) - val memos = (conseqNetlist.keys ++ altNetlist.keys) map { lvalue => + // Process combined set of keys because we only want to create 1 mux for each node + // being connected to in the conseq and/or alt + val memos = (conseqNetlist.keySet ++ altNetlist.keySet) map { lvalue => // Defaults in netlist get priority over those in defaults val default = netlist get lvalue match { case Some(v) => Some(v) |