build: bump chisel 7 and keep compatible with 6.7.0 (#65)

Author: Tang-Haojin

build.sc

@@ -12,9 +12,8 @@ import $file.`rocket-chip`.hardfloat.build
 val defaultScalaVersion = "2.13.15"
 
 def defaultVersions = Map(
-  "chisel"        -> ivy"org.chipsalliance::chisel:6.7.0",
-  "chisel-plugin" -> ivy"org.chipsalliance:::chisel-plugin:6.7.0",
-  "chiseltest"    -> ivy"edu.berkeley.cs::chiseltest:6.0.0"
+  "chisel"        -> ivy"org.chipsalliance::chisel:7.0.0",
+  "chisel-plugin" -> ivy"org.chipsalliance:::chisel-plugin:7.0.0"
 )
 
 trait HasChisel extends ScalaModule {
@@ -69,7 +68,11 @@ object utility extends SbtModule with HasChisel {
   override def millSourcePath = os.pwd / "utility"
 
   override def moduleDeps = super.moduleDeps ++ Seq(rocketchip)
- }
+
+  override def ivyDeps = super.ivyDeps() ++ Agg(
+    ivy"com.lihaoyi::sourcecode:0.4.4",
+  )
+}
 
 object huancun extends SbtModule with HasChisel {
   override def millSourcePath = os.pwd / "coupledL2" / "HuanCun"
@@ -103,11 +106,7 @@ object OpenLLC extends SbtModule with HasChisel with millbuild.common.OpenLLCMod
 
   def openNCBModule: ScalaModule = openNCB
 
-  object test extends SbtModuleTests with TestModule.ScalaTest {
-    override def ivyDeps = super.ivyDeps() ++ Agg(
-      defaultVersions("chiseltest"),
-    )
-  }
+  object test extends SbtModuleTests with TestModule.ScalaTest
 
   override def scalacOptions = super.scalacOptions() ++ Agg("-deprecation", "-feature")