diff options
Diffstat (limited to 'core/src/main/scala/chisel3/internal')
| -rw-r--r-- | core/src/main/scala/chisel3/internal/Binding.scala | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/core/src/main/scala/chisel3/internal/Binding.scala b/core/src/main/scala/chisel3/internal/Binding.scala index 6431dd23..bab79bc1 100644 --- a/core/src/main/scala/chisel3/internal/Binding.scala +++ b/core/src/main/scala/chisel3/internal/Binding.scala @@ -141,11 +141,16 @@ case class DontCareBinding() extends UnconstrainedBinding private[chisel3] case class ViewBinding(target: Element) extends UnconstrainedBinding /** Binding for Aggregate Views - * @param childMap Mapping from children of this view to each child's target + * @param childMap Mapping from children of this view to their respective targets * @param target Optional Data this Aggregate views if the view is total and the target is a Data + * @note For any Elements in the childMap, both key and value must be Elements + * @note The types of key and value need not match for the top Data in a total view of type + * Aggregate */ -private[chisel3] case class AggregateViewBinding(childMap: Map[Data, Element], target: Option[Data]) - extends UnconstrainedBinding +private[chisel3] case class AggregateViewBinding(childMap: Map[Data, Data]) extends UnconstrainedBinding { + // Helper lookup function since types of Elements always match + def lookup(key: Element): Option[Element] = childMap.get(key).map(_.asInstanceOf[Element]) +} /** Binding for Data's returned from accessing an Instance/Definition members, if not readable/writable port */ private[chisel3] case object CrossModuleBinding extends TopBinding { |