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-rw-r--r--src/main/scala/firrtl/ir/IR.scala11
1 files changed, 11 insertions, 0 deletions
diff --git a/src/main/scala/firrtl/ir/IR.scala b/src/main/scala/firrtl/ir/IR.scala
index 87072eec..35a81c14 100644
--- a/src/main/scala/firrtl/ir/IR.scala
+++ b/src/main/scala/firrtl/ir/IR.scala
@@ -250,6 +250,13 @@ case class IsInvalid(info: Info, expr: Expression) extends Statement with HasInf
def mapType(f: Type => Type): Statement = this
def mapString(f: String => String): Statement = this
}
+case class Attach(info: Info, source: Expression, exprs: Seq[Expression]) extends Statement with HasInfo {
+ def serialize: String = "attach " + source.serialize + " to (" + exprs.map(_.serialize).mkString(", ") + ")"
+ def mapStmt(f: Statement => Statement): Statement = this
+ def mapExpr(f: Expression => Expression): Statement = Attach(info, f(source), exprs map f)
+ def mapType(f: Type => Type): Statement = this
+ def mapString(f: String => String): Statement = this
+}
case class Stop(info: Info, ret: Int, clk: Expression, en: Expression) extends Statement with HasInfo {
def serialize: String = s"stop(${clk.serialize}, ${en.serialize}, $ret)" + info.serialize
def mapStmt(f: Statement => Statement): Statement = this
@@ -388,6 +395,10 @@ case object ClockType extends GroundType {
def serialize: String = "Clock"
def mapWidth(f: Width => Width): Type = this
}
+case class AnalogType(width: Width) extends GroundType {
+ def serialize: String = "Analog" + width.serialize
+ def mapWidth(f: Width => Width): Type = AnalogType(f(width))
+}
case object UnknownType extends Type {
def serialize: String = "?"
def mapType(f: Type => Type): Type = this