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authorJim Lawson2016-10-06 08:57:10 -0700
committerJim Lawson2016-10-06 08:57:10 -0700
commit82625071405672eb4a19363d6f73f359ac28a7f5 (patch)
treedee5beff0e7333fa86c1cdcdb79c0d111114b8c9 /src/test/scala/chiselTests/GCD.scala
parentb7c6e0d1a2098b545938a5a8dfce2b1d9294532f (diff)
parent7de30c2b893a3f24d43f2e131557430eb64f6bc8 (diff)
Merge branch 'master' into tobits-deprecation
Diffstat (limited to 'src/test/scala/chiselTests/GCD.scala')
-rw-r--r--src/test/scala/chiselTests/GCD.scala34
1 files changed, 17 insertions, 17 deletions
diff --git a/src/test/scala/chiselTests/GCD.scala b/src/test/scala/chiselTests/GCD.scala
index a1bfffda..d683ce34 100644
--- a/src/test/scala/chiselTests/GCD.scala
+++ b/src/test/scala/chiselTests/GCD.scala
@@ -2,37 +2,37 @@
package chiselTests
-import Chisel._
-import Chisel.testers.BasicTester
+import chisel3._
+import chisel3.testers.BasicTester
import org.scalatest._
import org.scalatest.prop._
class GCD extends Module {
- val io = new Bundle {
- val a = UInt(INPUT, 32)
- val b = UInt(INPUT, 32)
- val e = Bool(INPUT)
- val z = UInt(OUTPUT, 32)
- val v = Bool(OUTPUT)
- }
- val x = Reg(UInt(width = 32))
- val y = Reg(UInt(width = 32))
+ val io = IO(new Bundle {
+ val a = Input(UInt.width(32))
+ val b = Input(UInt.width(32))
+ val e = Input(Bool())
+ val z = Output(UInt.width(32))
+ val v = Output(Bool())
+ })
+ val x = Reg(UInt.width( 32))
+ val y = Reg(UInt.width( 32))
when (x > y) { x := x -% y }
.otherwise { y := y -% x }
when (io.e) { x := io.a; y := io.b }
io.z := x
- io.v := y === UInt(0)
+ io.v := y === 0.U
}
class GCDTester(a: Int, b: Int, z: Int) extends BasicTester {
val dut = Module(new GCD)
- val first = Reg(init=Bool(true))
- dut.io.a := UInt(a)
- dut.io.b := UInt(b)
+ val first = Reg(init=true.B)
+ dut.io.a := a.U
+ dut.io.b := b.U
dut.io.e := first
when(first) { first := Bool(false) }
- when(dut.io.v) {
- assert(dut.io.z === UInt(z))
+ when(!first && dut.io.v) {
+ assert(dut.io.z === z.U)
stop()
}
}