xref: /XiangShan/src/test/scala/xiangshan/DecodeTest.scala (revision 7f37d55fc418d3b4583220e634da7e459802c6d8)
1package xiangshan
2
3import chisel3._
4import chisel3.stage._
5import chiseltest._
6import chiseltest.ChiselScalatestTester
7import chiseltest.VerilatorBackendAnnotation
8import chiseltest.simulator.{VerilatorFlags, VerilatorCFlags}
9import org.scalatest.flatspec.AnyFlatSpec
10import org.scalatest.matchers.must.Matchers
11import firrtl.stage.RunFirrtlTransformAnnotation
12import xstransforms.PrintModuleName
13import firrtl.options.TargetDirAnnotation
14import top.ArgParser
15import utility.FileRegisters
16import xiangshan.backend.decode.DecodeUnit
17
18object DecodeMain extends App {
19  val (config, firrtlOpts, firrtlComplier, firtoolOpts) = ArgParser.parse(args)
20  // //val soc = DisableMonitors(p => LazyModule(new XSTop()(p)))(config)
21  // If Complex Params are needed, wrap it with a Top Module to do dirty works,
22  // and use "chisel3.aop.Select.collectDeep[ModuleWanted](WrapperModule){case a: ModuleWanted => a}.head.Params"
23  val defaultConfig = config.alterPartial({
24    // Get XSCoreParams and pass it to the "small module"
25    case XSCoreParamsKey => config(XSTileKey).head.copy(
26      // Example of how to change params
27      IssQueSize = 12
28    )
29  })
30  (new ChiselStage).execute(args, Seq(
31    ChiselGeneratorAnnotation(() => new DecodeUnit()(defaultConfig)
32  )))
33//  // Generate files when compiling. Used by ChiselDB.
34//  FileRegisters.write("./build")
35}
36
37class DecodeUnitTest extends XSTester {
38  behavior of "DecodeUnit"
39  it should "pass" in {
40    test(new DecodeUnit()(config)).withAnnotations(Seq(
41      VerilatorBackendAnnotation,
42      VerilatorFlags(Seq()),
43      WriteVcdAnnotation,
44      TargetDirAnnotation("./build"),
45      RunFirrtlTransformAnnotation(new PrintModuleName)
46    )){ dut =>
47      dut.clock.step(10)
48    }
49  }
50}