From ef8a9c2148f01e058d2986c9d64f0c35f640790c Mon Sep 17 00:00:00 2001
From: Adam Izraelevitz
Date: Wed, 27 Oct 2021 16:52:56 -0700
Subject: Add Select APIs for Hierarchy package (#2210)

* Add Hierarchy trait

* Add Hierarchy trait

* Add Hierarchy scaladoc

* Add license

* Add isA and tests

* Add back isA

* Add new Select APIs for hierarchy package

* Update scaladoc

* Write outlines for tests

* Add tests and fixes to new Select functions

* Make calculate via lazy val

* Apply suggestions from code review

Co-authored-by: Megan Wachs <megan@sifive.com>

* Apply suggestions from code review

Co-authored-by: Megan Wachs <megan@sifive.com>

* Clean up scaladoc

* Add shouldNot compile

* Apply suggestions from code review

Co-authored-by: Megan Wachs <megan@sifive.com>

* Bugfix all funcs should analyze root too

* Add mdoc, bugfix toDefinition

* Make func private, add scaladoc

* Update src/test/scala/chiselTests/experimental/hierarchy/InstanceSpec.scala

Co-authored-by: Jack Koenig <koenig@sifive.com>

* Made protected vals private

* Apply suggestions from code review

Co-authored-by: Jack Koenig <koenig@sifive.com>

* Address code review comments

* Added additional null check

Co-authored-by: Megan Wachs <megan@sifive.com>
Co-authored-by: Jack Koenig <koenig@sifive.com>---
 .../scala/chiselTests/experimental/hierarchy/Examples.scala  | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'src/test/scala/chiselTests/experimental/hierarchy/Examples.scala')

diff --git a/src/test/scala/chiselTests/experimental/hierarchy/Examples.scala b/src/test/scala/chiselTests/experimental/hierarchy/Examples.scala
index 7c9396cf..d8ae7322 100644
--- a/src/test/scala/chiselTests/experimental/hierarchy/Examples.scala
+++ b/src/test/scala/chiselTests/experimental/hierarchy/Examples.scala
@@ -57,6 +57,18 @@ object Examples {
     i1.in := i0.out
     out := i1.out
   }
+
+  @instantiable
+  class AddFour extends Module {
+    @public val in  = IO(Input(UInt(32.W)))
+    @public val out = IO(Output(UInt(32.W)))
+    @public val definition = Definition(new AddTwoMixedModules)
+    @public val i0 = Instance(definition)
+    @public val i1 = Instance(definition)
+    i0.in := in
+    i1.in := i0.out
+    out := i1.out
+  }
   @instantiable
   class AggregatePortModule extends Module {
     @public val io = IO(new Bundle {
-- 
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