diff options
Diffstat (limited to 'src/main/scala/firrtl/transforms/Flatten.scala')
| -rw-r--r-- | src/main/scala/firrtl/transforms/Flatten.scala | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/main/scala/firrtl/transforms/Flatten.scala b/src/main/scala/firrtl/transforms/Flatten.scala index 7a7c7338..cc5b3504 100644 --- a/src/main/scala/firrtl/transforms/Flatten.scala +++ b/src/main/scala/firrtl/transforms/Flatten.scala @@ -7,7 +7,6 @@ import firrtl.ir._ import firrtl.Mappers._ import firrtl.annotations._ import scala.collection.mutable -import firrtl.options.PreservesAll import firrtl.passes.{InlineInstances,PassException} import firrtl.stage.Forms @@ -24,11 +23,12 @@ case class FlattenAnnotation(target: Named) extends SingleTargetAnnotation[Named * @note Flattening a module means inlining all its fully-defined child instances * @note Instances of extmodules are not (and cannot be) inlined */ -class Flatten extends Transform with DependencyAPIMigration with PreservesAll[Transform] { +class Flatten extends Transform with DependencyAPIMigration { override def prerequisites = Forms.LowForm override def optionalPrerequisites = Seq.empty override def optionalPrerequisiteOf = Forms.LowEmitters + override def invalidates(a: Transform) = false val inlineTransform = new InlineInstances |