From 2416d1d44a2bd73bd0556437ece7a7a24d649a7a Mon Sep 17 00:00:00 2001
From: Schuyler Eldridge
Date: Thu, 25 Oct 2018 13:37:00 -0400
Subject: Make BaseModule.name lazy

This changes BaseModule.name to be lazy (instead of eager) to enable a
desiredName to be a function of a sub-instance. This includes a test case
showing the new behavior.

Signed-off-by: Schuyler Eldridge <schuyler.eldridge@ibm.com>
---
 src/test/scala/chiselTests/Module.scala | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'src')

diff --git a/src/test/scala/chiselTests/Module.scala b/src/test/scala/chiselTests/Module.scala
index 968e7578..dc44838a 100644
--- a/src/test/scala/chiselTests/Module.scala
+++ b/src/test/scala/chiselTests/Module.scala
@@ -62,6 +62,12 @@ class ModuleRewrap extends Module {
   val inst2 = Module(inst)
 }
 
+class ModuleWrapper(gen: => Module) extends Module {
+  val io = IO(new Bundle{})
+  val child = Module(gen)
+  override lazy val desiredName = s"${child.desiredName}Wrapper"
+}
+
 class ModuleSpec extends ChiselPropSpec {
 
   property("ModuleVec should elaborate") {
@@ -138,4 +144,7 @@ class ModuleSpec extends ChiselPropSpec {
           "a" -> m.a, "b" -> m.b))
     })
   }
+  property("A desiredName parameterized by a submodule should work") {
+    Driver.elaborate(() => new ModuleWrapper(new ModuleWire)).name should be ("ModuleWireWrapper")
+  }
 }
-- 
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