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util: updates to internal Generator API

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This commit is contained in:
Henry Cook 2018-01-30 15:19:37 -08:00
parent bd50a1a4bc
commit 7dad486707
1 changed files with 18 additions and 19 deletions
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37
src/main/scala/util/GeneratorUtils.scala
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@ -29,25 +29,25 @@ case class ParsedInputNames(
* canonical ways of building various JVM elaboration-time structures.
*/
trait HasGeneratorUtilities {
def getConfig(names: ParsedInputNames): Config = {
new Config(names.fullConfigClasses.foldRight(Parameters.empty) { case (currentName, config) =>
def getConfig(fullConfigClassNames: Seq[String]): Config = {
new Config(fullConfigClassNames.foldRight(Parameters.empty) { case (currentName, config) =>
val currentConfig = try {
Class.forName(currentName).newInstance.asInstanceOf[Config]
} catch {
case e: java.lang.ClassNotFoundException =>
throwException(s"""Unable to find part "$currentName" from "${names.configs}", did you misspell it?""", e)
throwException(s"""Unable to find part "$currentName" from "$fullConfigClassNames", did you misspell it?""", e)
}
currentConfig ++ config
})
}
def getParameters(names: ParsedInputNames): Parameters = getParameters(getConfig(names))
def getParameters(names: Seq[String]): Parameters = getParameters(getConfig(names))
def getParameters(config: Config): Parameters = config.toInstance
def elaborate(names: ParsedInputNames, params: Parameters): Circuit = {
def elaborate(fullTopModuleClassName: String, params: Parameters): Circuit = {
val gen = () =>
Class.forName(names.fullTopModuleClass)
Class.forName(fullTopModuleClassName)
.getConstructor(classOf[Parameters])
.newInstance(params)
.asInstanceOf[RawModule]
@ -69,17 +69,8 @@ trait HasGeneratorUtilities {
}
res.toString
}
def writeOutputFile(targetDir: String, fname: String, contents: String): File = {
val f = new File(targetDir, fname)
val fw = new FileWriter(f)
fw.write(contents)
fw.close
f
}
}
/** Standardized command line interface for Scala entry point */
trait GeneratorApp extends App with HasGeneratorUtilities {
lazy val names: ParsedInputNames = {
@ -95,10 +86,10 @@ trait GeneratorApp extends App with HasGeneratorUtilities {
}
// Canonical ways of building various JVM elaboration-time structures
lazy val td = names.targetDir
lazy val config = getConfig(names)
lazy val params = config.toInstance
lazy val circuit = elaborate(names, params)
lazy val td: String = names.targetDir
lazy val config: Config = getConfig(names.fullConfigClasses)
lazy val params: Parameters = config.toInstance
lazy val circuit: Circuit = elaborate(names.fullTopModuleClass, params)
val longName: String // Exhaustive name used to interface with external build tool targets
@ -136,6 +127,14 @@ trait GeneratorApp extends App with HasGeneratorUtilities {
writeOutputFile(td, s"${names.configs}.${extension}", contents ())
}
}
def writeOutputFile(targetDir: String, fname: String, contents: String): File = {
val f = new File(targetDir, fname)
val fw = new FileWriter(f)
fw.write(contents)
fw.close
f
}
}
object ElaborationArtefacts {