Remove trait StanzaPass and related dead code

2 files changed, 1 insertions, 42 deletions

diff --git a/src/main/scala/firrtl/passes/Checks.scala b/src/main/scala/firrtl/passes/Checks.scala
index 4b799f41..618c0e99 100644
--- a/src/main/scala/firrtl/passes/Checks.scala
+++ b/src/main/scala/firrtl/passes/Checks.scala
@@ -677,7 +677,7 @@ object CheckGenders extends Pass {
    }
 }
 
-object CheckWidths extends Pass with StanzaPass {
+object CheckWidths extends Pass {
    def name = "Width Check"
    var mname = ""
    class UninferredWidth (info:Info) extends PassException(s"${info} : [module ${mname}]  Uninferred width.")
diff --git a/src/main/scala/firrtl/passes/Passes.scala b/src/main/scala/firrtl/passes/Passes.scala
index 5401d0b2..8ccfb0b0 100644
--- a/src/main/scala/firrtl/passes/Passes.scala
+++ b/src/main/scala/firrtl/passes/Passes.scala
@@ -30,10 +30,6 @@ package firrtl.passes
 import com.typesafe.scalalogging.LazyLogging
 import java.nio.file.{Paths, Files}
 
-// For calling Stanza 
-import scala.sys.process._
-import scala.io.Source
-
 // Datastructures
 import scala.collection.mutable.LinkedHashMap
 import scala.collection.mutable.HashMap
@@ -55,28 +51,6 @@ trait Pass extends LazyLogging {
 class PassException(message: String) extends Exception(message)
 class PassExceptions(exceptions: Seq[PassException]) extends Exception("\n" + exceptions.mkString("\n"))
 
-// Trait for migration, trap to Stanza implementation for passes not yet implemented in Scala
-trait StanzaPass extends LazyLogging {
-  def stanzaPass(c: Circuit, n: String): Circuit = {
-    // For migration from Stanza, handle unimplemented Passes
-    logger.debug(s"Pass ${n} is not yet implemented in Scala")
-    val stanzaPasses = Seq("resolve", n) 
-    val toStanza = Files.createTempFile(Paths.get(""), n, ".fir")
-    val fromStanza = Files.createTempFile(Paths.get(""), n, ".fir")
-    Files.write(toStanza, c.serialize.getBytes)
-
-    val cmd = Seq("firrtl-stanza", "-i", toStanza.toString, "-o", fromStanza.toString, "-b", "firrtl", "-p", "c") ++ 
-              stanzaPasses.flatMap(x=>Seq("-x", x))
-    logger.debug(cmd.mkString(" "))
-    val ret = cmd.!
-    //println(ret)
-    val newC = Parser.parse(fromStanza.toString, Source.fromFile(fromStanza.toString).getLines)
-    Files.delete(toStanza)
-    Files.delete(fromStanza)
-    newC
-  }
-}
-
 object PassUtils extends LazyLogging {
   val listOfPasses: Seq[Pass] = Seq(ToWorkingIR,ResolveKinds,InferTypes,ResolveGenders,InferWidths,PullMuxes,ExpandConnects,RemoveAccesses,ExpandWhens,LowerTypes)
   lazy val mapNameToPass: Map[String, Pass] = listOfPasses.map(p => p.name -> p).toMap
@@ -122,11 +96,6 @@ object ToWorkingIR extends Pass {
    }
 }
 
-object Resolve extends Pass with StanzaPass {
-  def name = "Resolve"
-  def run (c:Circuit): Circuit = stanzaPass(c, "resolve")
-}
-
 object ResolveKinds extends Pass {
    private var mname = ""
    def name = "Resolve Kinds"
@@ -985,16 +954,6 @@ object Legalize extends Pass {
   }
 }
 
-object LoToVerilog extends Pass with StanzaPass {
-   def name = "Lo To Verilog"
-   def run (c:Circuit): Circuit = stanzaPass(c, "lo-to-verilog")
-}
-
-object FromCHIRRTL extends Pass with StanzaPass {
-   def name = "From CHIRRTL"
-   def run (c:Circuit): Circuit = stanzaPass(c, "from-chirrtl")
-}
-
 object VerilogWrap extends Pass {
    def name = "Verilog Wrap"
    var mname = ""