From 33e90d106a782f0f1075b0fab8ac344503a6cadf Mon Sep 17 00:00:00 2001
From: Palmer Dabbelt
Date: Sat, 5 Mar 2016 21:40:14 -0800
Subject: Actually parse "--targetDir"

I'm trying to get RocketChip to work with Chisel3 again, and we need to
run in multiple directories.  This fixes the workaround I made earlier
to actually parse the passed command-line arguments so I can emit FIRRTL
in the correct directory.
---
 src/main/scala/Chisel/Driver.scala | 11 +++++++++--
 src/main/scala/Chisel/Main.scala   |  1 +
 2 files changed, 10 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/main/scala/Chisel/Driver.scala b/src/main/scala/Chisel/Driver.scala
index a6f61f69..61b74dcd 100644
--- a/src/main/scala/Chisel/Driver.scala
+++ b/src/main/scala/Chisel/Driver.scala
@@ -114,6 +114,13 @@ object Driver extends BackendCompilationUtilities {
     f
   }
 
-  // FIXME: This is hard coded and should come in from a command-line argument
-  def targetDir(): String = { "vsim/generated-src" }
+  private var target_dir: Option[String] = None
+  def parseArgs(args: Array[String]): Unit = {
+    for (i <- 0 until args.size) {
+      if (args(i) == "--targetDir")
+        target_dir = Some(args(i+1))
+    }
+  }
+
+  def targetDir(): String = { target_dir.get }
 }
diff --git a/src/main/scala/Chisel/Main.scala b/src/main/scala/Chisel/Main.scala
index 750e8712..349f8b18 100644
--- a/src/main/scala/Chisel/Main.scala
+++ b/src/main/scala/Chisel/Main.scala
@@ -11,6 +11,7 @@ import java.io.File
   def run[T <: Module] (args: Array[String], gen: () => T) = {
     def circuit = Driver.elaborate(gen)
     def output_file = new File(Driver.targetDir + "/" + circuit.name + ".fir")
+    Driver.parseArgs(args)
     Driver.dumpFirrtl(circuit, Option(output_file))
   }
 }
-- 
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