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-rw-r--r--src/test/scala/chiselTests/Stack.scala77
1 files changed, 0 insertions, 77 deletions
diff --git a/src/test/scala/chiselTests/Stack.scala b/src/test/scala/chiselTests/Stack.scala
deleted file mode 100644
index 085f4e34..00000000
--- a/src/test/scala/chiselTests/Stack.scala
+++ /dev/null
@@ -1,77 +0,0 @@
-// SPDX-License-Identifier: Apache-2.0
-
-package chiselTests
-
-import chisel3._
-import chisel3.stage.ChiselStage
-import chisel3.util._
-
-class ChiselStack(val depth: Int) extends Module {
- val io = IO(new Bundle {
- val push = Input(Bool())
- val pop = Input(Bool())
- val en = Input(Bool())
- val dataIn = Input(UInt(32.W))
- val dataOut = Output(UInt(32.W))
- })
-
- val stack_mem = Mem(depth, UInt(32.W))
- val sp = RegInit(0.U(log2Ceil(depth + 1).W))
- val out = RegInit(0.U(32.W))
-
- when(io.en) {
- when(io.push && (sp < depth.asUInt)) {
- stack_mem(sp) := io.dataIn
- sp := sp +% 1.U
- }.elsewhen(io.pop && (sp > 0.U)) {
- sp := sp -% 1.U
- }
- when(sp > 0.U) {
- out := stack_mem(sp -% 1.U)
- }
- }
- io.dataOut := out
-}
-
-/*
-class StackTester(c: Stack) extends Tester(c) {
- var nxtDataOut = 0
- var dataOut = 0
- val stack = new ScalaStack[Int]()
-
- for (t <- 0 until 16) {
- val enable = rnd.nextInt(2)
- val push = rnd.nextInt(2)
- val pop = rnd.nextInt(2)
- val dataIn = rnd.nextInt(256)
-
- if (enable == 1) {
- dataOut = nxtDataOut
- if (push == 1 && stack.length < c.depth) {
- stack.push(dataIn)
- } else if (pop == 1 && stack.length > 0) {
- stack.pop()
- }
- if (stack.length > 0) {
- nxtDataOut = stack.top
- }
- }
-
- poke(c.io.pop, pop)
- poke(c.io.push, push)
- poke(c.io.en, enable)
- poke(c.io.dataIn, dataIn)
- step(1)
- expect(c.io.dataOut, dataOut)
- }
-}
- */
-
-class StackSpec extends ChiselPropSpec {
-
- property("Stack should elaborate") {
- ChiselStage.elaborate { new ChiselStack(2) }
- }
-
- ignore("StackTester should return the correct result") {}
-}