Trim Stack Trace (#931)

- Trim stack trace to show better, reduced information to the user
- Add --full-stacktrace to FIRRTL option to show full stack trace

1 files changed, 8 insertions, 1 deletions

diff --git a/src/main/scala/chisel3/ChiselExecutionOptions.scala b/src/main/scala/chisel3/ChiselExecutionOptions.scala
index 6f58153f..a3644829 100644
--- a/src/main/scala/chisel3/ChiselExecutionOptions.scala
+++ b/src/main/scala/chisel3/ChiselExecutionOptions.scala
@@ -13,7 +13,8 @@ import firrtl.{ExecutionOptionsManager, ComposableOptions}
   * @note this extends FirrtlExecutionOptions which extends CommonOptions providing easy access to down chain options
   */
 case class ChiselExecutionOptions(
-                                   runFirrtlCompiler: Boolean = true
+                                   runFirrtlCompiler: Boolean = true,
+                                   printFullStackTrace: Boolean = false
                                    // var runFirrtlAsProcess: Boolean = false
                                  ) extends ComposableOptions
 
@@ -30,5 +31,11 @@ trait HasChiselExecutionOptions {
       chiselOptions = chiselOptions.copy(runFirrtlCompiler = false)
     }
     .text("Stop after chisel emits chirrtl file")
+
+  parser.opt[Unit]("full-stacktrace")
+    .foreach { _ =>
+      chiselOptions = chiselOptions.copy(printFullStackTrace = true)
+    }
+    .text("Do not trim stack trace")
 }