Merge pull request #1 from ucb-bar/packagedir

Packagedir

1 files changed, 33 insertions, 0 deletions

diff --git a/src/test/scala/ChiselTests/BitsOps.scala b/src/test/scala/ChiselTests/BitsOps.scala
new file mode 100644
index 00000000..bfcbaf49
--- /dev/null
+++ b/src/test/scala/ChiselTests/BitsOps.scala
@@ -0,0 +1,33 @@
+package ChiselTests
+import Chisel._
+
+class BitsOps extends Module {
+  val io = new Bundle {
+    val a = Bits(INPUT, 16)
+    val b = Bits(INPUT, 16)
+    val notout = Bits(OUTPUT, 16)
+    val andout = Bits(OUTPUT, 16)
+    val orout = Bits(OUTPUT, 16)
+    val xorout = Bits(OUTPUT, 16)
+  }
+
+  io.notout := ~io.a
+  io.andout := io.a & io.b
+  io.orout := io.a | io.b
+  io.xorout := io.a ^ io.b
+}
+
+class BitsOpsTester(c: BitsOps) extends Tester(c) {
+  val mask = (1 << 16)-1;
+  for (t <- 0 until 16) {
+    val test_a = rnd.nextInt(1 << 16)
+    val test_b = rnd.nextInt(1 << 16)
+    poke(c.io.a, test_a)
+    poke(c.io.b, test_b)
+    step(1)
+    expect(c.io.notout, mask & (~test_a))
+    expect(c.io.andout, mask & (test_a & test_b))
+    expect(c.io.orout,  mask & (test_a | test_b))
+    expect(c.io.xorout, mask & (test_a ^ test_b))
+  }
+}