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diplomacy: add methods to find {out,in}ner-most common node

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This commit is contained in:
Wesley W. Terpstra
2016-10-14 16:18:57 -07:00
committed by mwachs5
parent 67ab27f5a5
commit fee67c4abf
2 changed files with 29 additions and 6 deletions
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16
src/main/scala/uncore/tilelink2/Nodes.scala
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@ -72,9 +72,21 @@ object TLImp extends NodeImp[TLClientPortParameters, TLManagerPortParameters, TL
}
override def mixO(pd: TLClientPortParameters, node: OutwardNode[TLClientPortParameters, TLManagerPortParameters, TLBundle]): TLClientPortParameters =
pd.copy(clients = pd.clients.map { c => c.copy (nodePath = node +: c.nodePath) })
pd.copy(clients = pd.clients.map { c => c.copy (nodePath = node +: c.nodePath) })
override def mixI(pu: TLManagerPortParameters, node: InwardNode[TLClientPortParameters, TLManagerPortParameters, TLBundle]): TLManagerPortParameters =
pu.copy(managers = pu.managers.map { m => m.copy (nodePath = node +: m.nodePath) })
pu.copy(managers = pu.managers.map { m => m.copy (nodePath = node +: m.nodePath) })
override def getO(pu: TLManagerPortParameters): Option[BaseNode] = {
val head = pu.managers.map(_.nodePath.headOption)
if (head.exists(!_.isDefined) || head.map(_.get).distinct.size != 1) {
None
} else {
val subproblem = pu.copy(managers = pu.managers.map(m => m.copy(nodePath = m.nodePath.tail)))
getO(subproblem) match {
case Some(x) => Some(x)
case None => Some(head(0).get)
}
}
}
}
case class TLIdentityNode() extends IdentityNode(TLImp)