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authorSchuyler Eldridge2019-12-17 18:29:47 -0500
committerSchuyler Eldridge2020-03-11 14:01:31 -0400
commitabf226471249a1cbb8de33d0c4bc8526f9aafa70 (patch)
tree0537dff3091db3da167c0fffc3388a5966c46204 /src/main/scala/firrtl/transforms/Dedup.scala
parent646c91e71b8bfb1b0d0f22e81ca113147637ce71 (diff)
Migrate to DependencyAPI
Co-authored-by: Schuyler Eldridge <schuyler.eldridge@ibm.com> Co-authored-by: Albert Magyar <albert.magyar@gmail.com> Signed-off-by: Schuyler Eldridge <schuyler.eldridge@ibm.com>
Diffstat (limited to 'src/main/scala/firrtl/transforms/Dedup.scala')
-rw-r--r--src/main/scala/firrtl/transforms/Dedup.scala8
1 files changed, 6 insertions, 2 deletions
diff --git a/src/main/scala/firrtl/transforms/Dedup.scala b/src/main/scala/firrtl/transforms/Dedup.scala
index 0667a184..5caa9228 100644
--- a/src/main/scala/firrtl/transforms/Dedup.scala
+++ b/src/main/scala/firrtl/transforms/Dedup.scala
@@ -9,7 +9,7 @@ import firrtl.analyses.InstanceGraph
import firrtl.annotations._
import firrtl.passes.{InferTypes, MemPortUtils}
import firrtl.Utils.throwInternalError
-import firrtl.options.{HasShellOptions, ShellOption}
+import firrtl.options.{HasShellOptions, PreservesAll, ShellOption}
// Datastructures
import scala.collection.mutable
@@ -39,10 +39,14 @@ case object NoCircuitDedupAnnotation extends NoTargetAnnotation with HasShellOpt
* Specifically, the restriction of instance loops must have been checked, or else this pass can
* infinitely recurse
*/
-class DedupModules extends Transform {
+class DedupModules extends Transform with PreservesAll[Transform] {
def inputForm: CircuitForm = HighForm
def outputForm: CircuitForm = HighForm
+ override val prerequisites = firrtl.stage.Forms.Resolved
+
+ override val dependents = Seq.empty
+
/** Deduplicate a Circuit
* @param state Input Firrtl AST
* @return A transformed Firrtl AST