Disable uncoalescer unit test temporarily
This commit is contained in:
Hansung Kim
@@ -815,160 +815,160 @@ class CoalShiftQueueTest extends AnyFlatSpec with ChiselScalatestTester {
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}*/
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}
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class UncoalescerUnitTest extends AnyFlatSpec with ChiselScalatestTester {
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behavior of "uncoalescer"
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object uncoalescerTestConfig extends CoalescerConfig(
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enable = true,
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numLanes = 4,
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queueDepth = 2,
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waitTimeout = 8,
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addressWidth = 24,
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dataBusWidth = 4, // 128 bit data bus
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wordSizeInBytes = 4,
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numOldSrcIds = 16,
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numNewSrcIds = 4,
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respQueueDepth = 4,
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coalLogSizes = Seq(4),
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sizeEnum = DefaultInFlightTableSizeEnum,
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numCoalReqs = 1,
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numArbiterOutputPorts = 4,
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bankStrideInBytes = 64,
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)
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// class UncoalescerUnitTest extends AnyFlatSpec with ChiselScalatestTester {
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// behavior of "uncoalescer"
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// object uncoalescerTestConfig extends CoalescerConfig(
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// enable = true,
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// numLanes = 4,
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// queueDepth = 2,
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// waitTimeout = 8,
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// addressWidth = 24,
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// dataBusWidth = 4, // 128 bit data bus
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// wordSizeInBytes = 4,
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// numOldSrcIds = 16,
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// numNewSrcIds = 4,
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// respQueueDepth = 4,
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// coalLogSizes = Seq(4),
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// sizeEnum = DefaultInFlightTableSizeEnum,
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// numCoalReqs = 1,
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// numArbiterOutputPorts = 4,
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// bankStrideInBytes = 64,
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// )
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val config = uncoalescerTestConfig
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// val config = uncoalescerTestConfig
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val nonCoalReqT = new NonCoalescedRequest(config)
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val coalReqT = new CoalescedRequest(config)
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// val nonCoalReqT = new NonCoalescedRequest(config)
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// val coalReqT = new CoalescedRequest(config)
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it should "work in general case" in {
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test(new Uncoalescer(config, nonCoalReqT, coalReqT))
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// vcs helps with simulation time, but sometimes errors with
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// "mutation occurred during iteration" java error
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// .withAnnotations(Seq(VcsBackendAnnotation))
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{ c =>
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// 4 lanes, queue depth 2
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c.io.windowElts(0)(0).op.poke(0.U)
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c.io.windowElts(0)(0).source.poke(1.U)
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c.io.windowElts(0)(0).address.poke(0x4.U)
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c.io.windowElts(0)(0).size.poke(2.U)
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c.io.windowElts(0)(1).op.poke(0.U)
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c.io.windowElts(0)(1).source.poke(2.U)
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c.io.windowElts(0)(1).address.poke(0x4.U) // two reqs from one lane
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c.io.windowElts(0)(1).size.poke(2.U)
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c.io.windowElts(2)(0).op.poke(0.U)
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c.io.windowElts(2)(0).source.poke(2.U)
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c.io.windowElts(2)(0).address.poke(0x8.U)
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c.io.windowElts(2)(0).size.poke(2.U)
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c.io.windowElts(2)(1).op.poke(0.U)
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c.io.windowElts(2)(1).source.poke(2.U)
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c.io.windowElts(2)(1).address.poke(0xc.U)
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c.io.windowElts(2)(1).size.poke(2.U)
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// indicate lane 0 and 2 are used for coalescing
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c.io.invalidate.valid.poke(true.B)
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c.io.invalidate.bits(0).poke(0x3.U) // 2'b11 for depth=2
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c.io.invalidate.bits(1).poke(0x0.U)
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c.io.invalidate.bits(2).poke(0x3.U)
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c.io.invalidate.bits(3).poke(0x0.U)
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// it should "work in general case" in {
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// test(new Uncoalescer(config, nonCoalReqT, coalReqT))
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// // vcs helps with simulation time, but sometimes errors with
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// // "mutation occurred during iteration" java error
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// // .withAnnotations(Seq(VcsBackendAnnotation))
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// { c =>
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// // 4 lanes, queue depth 2
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// c.io.windowElts(0)(0).op.poke(0.U)
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// c.io.windowElts(0)(0).source.poke(1.U)
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// c.io.windowElts(0)(0).address.poke(0x4.U)
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// c.io.windowElts(0)(0).size.poke(2.U)
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// c.io.windowElts(0)(1).op.poke(0.U)
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// c.io.windowElts(0)(1).source.poke(2.U)
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// c.io.windowElts(0)(1).address.poke(0x4.U) // two reqs from one lane
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// c.io.windowElts(0)(1).size.poke(2.U)
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// c.io.windowElts(2)(0).op.poke(0.U)
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// c.io.windowElts(2)(0).source.poke(2.U)
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// c.io.windowElts(2)(0).address.poke(0x8.U)
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// c.io.windowElts(2)(0).size.poke(2.U)
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// c.io.windowElts(2)(1).op.poke(0.U)
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// c.io.windowElts(2)(1).source.poke(2.U)
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// c.io.windowElts(2)(1).address.poke(0xc.U)
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// c.io.windowElts(2)(1).size.poke(2.U)
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// // indicate lane 0 and 2 are used for coalescing
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// c.io.invalidate.valid.poke(true.B)
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// c.io.invalidate.bits(0).poke(0x3.U) // 2'b11 for depth=2
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// c.io.invalidate.bits(1).poke(0x0.U)
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// c.io.invalidate.bits(2).poke(0x3.U)
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// c.io.invalidate.bits(3).poke(0x0.U)
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val sourceId = 0.U
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c.io.coalReq.valid.poke(true.B)
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c.io.coalReq.bits.source.poke(sourceId)
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c.io.coalReq.ready.expect(true.B)
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// val sourceId = 0.U
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// c.io.coalReq.valid.poke(true.B)
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// c.io.coalReq.bits.source.poke(sourceId)
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// c.io.coalReq.ready.expect(true.B)
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c.clock.step()
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// c.clock.step()
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c.io.coalReq.valid.poke(false.B)
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c.io.invalidate.valid.poke(false.B)
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// c.io.coalReq.valid.poke(false.B)
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// c.io.invalidate.valid.poke(false.B)
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c.clock.step()
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// c.clock.step()
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c.io.coalResp.valid.poke(true.B)
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c.io.coalResp.bits.source.poke(sourceId)
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val lit = (BigInt(0x0123456789abcdefL) << 64) | BigInt(0x5ca1ab1edeadbeefL)
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// val lit = BigInt(0x0123456789abcdefL)
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c.io.coalResp.bits.data.poke(lit.U)
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// c.io.coalResp.valid.poke(true.B)
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// c.io.coalResp.bits.source.poke(sourceId)
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// val lit = (BigInt(0x0123456789abcdefL) << 64) | BigInt(0x5ca1ab1edeadbeefL)
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// // val lit = BigInt(0x0123456789abcdefL)
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// c.io.coalResp.bits.data.poke(lit.U)
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// table lookup is combinational at the same cycle
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c.io.uncoalResps(0)(0).valid.expect(true.B)
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c.io.uncoalResps(1)(0).valid.expect(false.B)
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c.io.uncoalResps(2)(0).valid.expect(true.B)
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c.io.uncoalResps(3)(0).valid.expect(false.B)
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// // table lookup is combinational at the same cycle
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// c.io.uncoalResps(0)(0).valid.expect(true.B)
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// c.io.uncoalResps(1)(0).valid.expect(false.B)
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// c.io.uncoalResps(2)(0).valid.expect(true.B)
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// c.io.uncoalResps(3)(0).valid.expect(false.B)
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// offset is counting from LSB
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c.io.uncoalResps(0)(0).bits.data.expect(0x5ca1ab1eL.U)
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c.io.uncoalResps(0)(0).bits.source.expect(1.U)
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c.io.uncoalResps(0)(1).bits.data.expect(0x5ca1ab1eL.U)
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c.io.uncoalResps(0)(1).bits.source.expect(2.U)
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c.io.uncoalResps(2)(0).bits.data.expect(0x89abcdefL.U)
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c.io.uncoalResps(2)(0).bits.source.expect(2.U)
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c.io.uncoalResps(2)(1).bits.data.expect(0x01234567L.U)
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c.io.uncoalResps(2)(1).bits.source.expect(2.U)
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}
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}
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// // offset is counting from LSB
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// c.io.uncoalResps(0)(0).bits.data.expect(0x5ca1ab1eL.U)
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// c.io.uncoalResps(0)(0).bits.source.expect(1.U)
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// c.io.uncoalResps(0)(1).bits.data.expect(0x5ca1ab1eL.U)
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// c.io.uncoalResps(0)(1).bits.source.expect(2.U)
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// c.io.uncoalResps(2)(0).bits.data.expect(0x89abcdefL.U)
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// c.io.uncoalResps(2)(0).bits.source.expect(2.U)
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// c.io.uncoalResps(2)(1).bits.data.expect(0x01234567L.U)
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// c.io.uncoalResps(2)(1).bits.source.expect(2.U)
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// }
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// }
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it should "uncoalesce when coalesced to the same word offset" in {
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test(new Uncoalescer(config, nonCoalReqT, coalReqT))
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// .withAnnotations(Seq(VcsBackendAnnotation))
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{ c =>
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// 4 lanes, queue depth 2
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c.io.windowElts(0)(0).op.poke(0.U)
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c.io.windowElts(0)(0).source.poke(0.U)
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c.io.windowElts(0)(0).address.poke(0x4.U)
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c.io.windowElts(0)(0).size.poke(2.U)
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c.io.windowElts(1)(0).op.poke(0.U)
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c.io.windowElts(1)(0).source.poke(1.U)
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c.io.windowElts(1)(0).address.poke(0x4.U) // two reqs from one lane
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c.io.windowElts(1)(0).size.poke(2.U)
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c.io.windowElts(2)(0).op.poke(0.U)
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c.io.windowElts(2)(0).source.poke(2.U)
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c.io.windowElts(2)(0).address.poke(0x4.U)
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c.io.windowElts(2)(0).size.poke(2.U)
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c.io.windowElts(3)(0).op.poke(0.U)
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c.io.windowElts(3)(0).source.poke(3.U)
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c.io.windowElts(3)(0).address.poke(0x4.U)
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c.io.windowElts(3)(0).size.poke(2.U)
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// indicate lanes used for coalescing
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c.io.invalidate.valid.poke(true.B)
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c.io.invalidate.bits(0).poke(0x1.U) // 2'b01 for enabling head
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c.io.invalidate.bits(1).poke(0x1.U)
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c.io.invalidate.bits(2).poke(0x1.U)
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c.io.invalidate.bits(3).poke(0x1.U)
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// it should "uncoalesce when coalesced to the same word offset" in {
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// test(new Uncoalescer(config, nonCoalReqT, coalReqT))
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// // .withAnnotations(Seq(VcsBackendAnnotation))
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// { c =>
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// // 4 lanes, queue depth 2
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// c.io.windowElts(0)(0).op.poke(0.U)
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// c.io.windowElts(0)(0).source.poke(0.U)
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// c.io.windowElts(0)(0).address.poke(0x4.U)
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// c.io.windowElts(0)(0).size.poke(2.U)
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// c.io.windowElts(1)(0).op.poke(0.U)
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// c.io.windowElts(1)(0).source.poke(1.U)
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// c.io.windowElts(1)(0).address.poke(0x4.U) // two reqs from one lane
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// c.io.windowElts(1)(0).size.poke(2.U)
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// c.io.windowElts(2)(0).op.poke(0.U)
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// c.io.windowElts(2)(0).source.poke(2.U)
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// c.io.windowElts(2)(0).address.poke(0x4.U)
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// c.io.windowElts(2)(0).size.poke(2.U)
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// c.io.windowElts(3)(0).op.poke(0.U)
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// c.io.windowElts(3)(0).source.poke(3.U)
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// c.io.windowElts(3)(0).address.poke(0x4.U)
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// c.io.windowElts(3)(0).size.poke(2.U)
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// // indicate lanes used for coalescing
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// c.io.invalidate.valid.poke(true.B)
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// c.io.invalidate.bits(0).poke(0x1.U) // 2'b01 for enabling head
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// c.io.invalidate.bits(1).poke(0x1.U)
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// c.io.invalidate.bits(2).poke(0x1.U)
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// c.io.invalidate.bits(3).poke(0x1.U)
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val sourceId = 0.U
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c.io.coalReq.valid.poke(true.B)
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c.io.coalReq.bits.source.poke(sourceId)
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c.io.coalReq.ready.expect(true.B)
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// val sourceId = 0.U
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// c.io.coalReq.valid.poke(true.B)
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// c.io.coalReq.bits.source.poke(sourceId)
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// c.io.coalReq.ready.expect(true.B)
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c.clock.step()
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// c.clock.step()
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c.io.coalReq.valid.poke(false.B)
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c.io.invalidate.valid.poke(false.B)
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// c.io.coalReq.valid.poke(false.B)
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// c.io.invalidate.valid.poke(false.B)
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c.clock.step()
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// c.clock.step()
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c.io.coalResp.valid.poke(true.B)
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c.io.coalResp.bits.source.poke(sourceId)
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val lit = (BigInt(0x0123456789abcdefL) << 64) | BigInt(0x5ca1ab1edeadbeefL)
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c.io.coalResp.bits.data.poke(lit.U)
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// c.io.coalResp.valid.poke(true.B)
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// c.io.coalResp.bits.source.poke(sourceId)
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// val lit = (BigInt(0x0123456789abcdefL) << 64) | BigInt(0x5ca1ab1edeadbeefL)
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// c.io.coalResp.bits.data.poke(lit.U)
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// table lookup is combinational at the same cycle
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// offset is counting from LSB
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c.io.uncoalResps(0)(0).valid.expect(true.B)
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c.io.uncoalResps(0)(0).bits.data.expect(0x5ca1ab1eL.U)
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c.io.uncoalResps(0)(0).bits.source.expect(0.U)
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c.io.uncoalResps(0)(1).valid.expect(false.B)
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c.io.uncoalResps(1)(0).valid.expect(true.B)
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c.io.uncoalResps(1)(0).bits.data.expect(0x5ca1ab1eL.U)
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c.io.uncoalResps(1)(0).bits.source.expect(1.U)
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c.io.uncoalResps(1)(1).valid.expect(false.B)
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c.io.uncoalResps(2)(0).valid.expect(true.B)
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c.io.uncoalResps(2)(0).bits.data.expect(0x5ca1ab1eL.U)
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c.io.uncoalResps(2)(0).bits.source.expect(2.U)
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c.io.uncoalResps(2)(1).valid.expect(false.B)
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c.io.uncoalResps(3)(0).valid.expect(true.B)
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c.io.uncoalResps(3)(0).bits.data.expect(0x5ca1ab1eL.U)
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c.io.uncoalResps(3)(0).bits.source.expect(3.U)
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c.io.uncoalResps(3)(1).valid.expect(false.B)
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}
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}
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}
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// // table lookup is combinational at the same cycle
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// // offset is counting from LSB
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// c.io.uncoalResps(0)(0).valid.expect(true.B)
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// c.io.uncoalResps(0)(0).bits.data.expect(0x5ca1ab1eL.U)
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// c.io.uncoalResps(0)(0).bits.source.expect(0.U)
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// c.io.uncoalResps(0)(1).valid.expect(false.B)
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// c.io.uncoalResps(1)(0).valid.expect(true.B)
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// c.io.uncoalResps(1)(0).bits.data.expect(0x5ca1ab1eL.U)
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// c.io.uncoalResps(1)(0).bits.source.expect(1.U)
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// c.io.uncoalResps(1)(1).valid.expect(false.B)
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// c.io.uncoalResps(2)(0).valid.expect(true.B)
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// c.io.uncoalResps(2)(0).bits.data.expect(0x5ca1ab1eL.U)
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// c.io.uncoalResps(2)(0).bits.source.expect(2.U)
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// c.io.uncoalResps(2)(1).valid.expect(false.B)
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// c.io.uncoalResps(3)(0).valid.expect(true.B)
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// c.io.uncoalResps(3)(0).bits.data.expect(0x5ca1ab1eL.U)
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// c.io.uncoalResps(3)(0).bits.source.expect(3.U)
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// c.io.uncoalResps(3)(1).valid.expect(false.B)
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// }
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// }
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// }
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