fpu refractoring
This commit is contained in:
Dolu1990
parent
1fe993ad10
commit
889cc5fde2
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@ -16,8 +16,6 @@ case class FpuCore( portCount : Int, p : FpuParameter) extends Component{
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val port = Vec(slave(FpuPort(p)), portCount)
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val port = Vec(slave(FpuPort(p)), portCount)
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}
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}
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// io.port(0).completion.flag.setAsDirectionLess.allowDirectionLessIo
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val portCountWidth = log2Up(portCount)
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val portCountWidth = log2Up(portCount)
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val Source = HardType(UInt(portCountWidth bits))
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val Source = HardType(UInt(portCountWidth bits))
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val exponentOne = (1 << p.internalExponentSize-1) - 1
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val exponentOne = (1 << p.internalExponentSize-1) - 1
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@ -30,7 +28,6 @@ case class FpuCore( portCount : Int, p : FpuParameter) extends Component{
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val opcode = p.Opcode()
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val opcode = p.Opcode()
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val rs1, rs2, rs3 = p.rfAddress()
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val rs1, rs2, rs3 = p.rfAddress()
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val rd = p.rfAddress()
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val rd = p.rfAddress()
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val value = Bits(32 bits)
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val arg = p.Arg()
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val arg = p.Arg()
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val roundMode = FpuRoundMode()
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val roundMode = FpuRoundMode()
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}
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}
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@ -41,7 +38,6 @@ case class FpuCore( portCount : Int, p : FpuParameter) extends Component{
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val lockId = lockIdType()
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val lockId = lockIdType()
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val rs1, rs2, rs3 = p.internalFloating()
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val rs1, rs2, rs3 = p.internalFloating()
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val rd = p.rfAddress()
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val rd = p.rfAddress()
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val value = Bits(32 bits)
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val arg = p.Arg()
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val arg = p.Arg()
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val roundMode = FpuRoundMode()
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val roundMode = FpuRoundMode()
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}
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}
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@ -138,16 +134,6 @@ case class FpuCore( portCount : Int, p : FpuParameter) extends Component{
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val increments = ArrayBuffer[Bool]()
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val increments = ArrayBuffer[Bool]()
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// def increment(): Unit ={
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// //This is a SpinalHDL trick which allow to go back in time
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// val swapContext = dslBody.swap()
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// val cond = False
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// swapContext.appendBack()
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//
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// cond := True
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// incs += cond
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// }
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afterElaboration{
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afterElaboration{
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port.completion.count := increments.map(_.asUInt.resize(log2Up(increments.size + 1))).reduceBalancedTree(_ + _)
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port.completion.count := increments.map(_.asUInt.resize(log2Up(increments.size + 1))).reduceBalancedTree(_ + _)
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}
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}
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@ -236,7 +222,6 @@ case class FpuCore( portCount : Int, p : FpuParameter) extends Component{
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output.source := s1.source
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output.source := s1.source
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output.opcode := s1.opcode
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output.opcode := s1.opcode
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output.lockId := s1LockId
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output.lockId := s1LockId
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output.value := s1.value
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output.arg := s1.arg
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output.arg := s1.arg
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output.roundMode := s1.roundMode
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output.roundMode := s1.roundMode
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output.rd := s1.rd
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output.rd := s1.rd
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@ -384,11 +369,6 @@ case class FpuCore( portCount : Int, p : FpuParameter) extends Component{
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i2fZero := input.value(31 downto 0) === 0
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i2fZero := input.value(31 downto 0) === 0
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}
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}
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} otherwise {
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} otherwise {
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// when(input.i2f){
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// input.value.getDrivingReg(0, 32 bits) := input.value(0, 32 bits) |<< 1
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// } otherwise {
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// input.value.getDrivingReg(0, 23 bits) := input.value(0, 23 bits) |<< 1
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// }
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done := True
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done := True
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}
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}
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}
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}
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@ -431,23 +431,6 @@ class FpuTest extends FunSuite{
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(Random.nextDouble() * (Math.pow(2.0, exp)) * (if(Random.nextBoolean()) -1.0 else 1.0)).toFloat
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(Random.nextDouble() * (Math.pow(2.0, exp)) * (if(Random.nextBoolean()) -1.0 else 1.0)).toFloat
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}
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}
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def testAdd(a : Float, b : Float, rounding : FpuRoundMode.E = FpuRoundMode.RNE): Unit ={
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val rs = new RegAllocator()
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val rs1, rs2, rs3 = rs.allocate()
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val rd = Random.nextInt(32)
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load(rs1, a)
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load(rs2, b)
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add(rd,rs1,rs2, rounding)
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storeFloat(rd){v =>
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val a_ = clamp(a)
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val b_ = clamp(b)
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val ref = Clib.math.addF32(a,b, rounding.position)
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println(f"${a}%.19f + $b%.19f = $v, $ref $rounding")
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println(f"${f2b(a).toHexString} + ${f2b(b).toHexString}")
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assert(checkFloatExact(ref, v))
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}
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}
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def testBinaryOp(op : (Int,Int,Int,FpuRoundMode.E) => Unit, a : Float, b : Float, ref : Float, flag : Int, rounding : FpuRoundMode.E, opName : String): Unit ={
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def testBinaryOp(op : (Int,Int,Int,FpuRoundMode.E) => Unit, a : Float, b : Float, ref : Float, flag : Int, rounding : FpuRoundMode.E, opName : String): Unit ={
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val rs = new RegAllocator()
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val rs = new RegAllocator()
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@ -463,32 +446,9 @@ class FpuTest extends FunSuite{
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flagMatch(flag, ref, f"## ${opName} ${a} $b $ref $rounding")
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flagMatch(flag, ref, f"## ${opName} ${a} $b $ref $rounding")
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}
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}
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def testAddExact(a : Float, b : Float, ref : Float, flag : Int, rounding : FpuRoundMode.E): Unit ={
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val rs = new RegAllocator()
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val rs1, rs2, rs3 = rs.allocate()
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val rd = Random.nextInt(32)
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load(rs1, a)
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load(rs2, b)
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add(rd,rs1,rs2, rounding)
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storeFloat(rd){v =>
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assert(f2b(v) == f2b(ref), f"## ${a} + $b = $v, $ref $rounding")
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}
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}
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def testMulExact(a : Float, b : Float, ref : Float, flag : Int, rounding : FpuRoundMode.E): Unit ={
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def testTransferRaw(a : Float, iSrc : Boolean, iDst : Boolean): Unit ={
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val rs = new RegAllocator()
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val rs1, rs2, rs3 = rs.allocate()
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val rd = Random.nextInt(32)
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load(rs1, a)
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load(rs2, b)
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mul(rd,rs1,rs2, rounding)
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storeFloat(rd){v =>
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assert(f2b(v) == f2b(ref), f"## ${a} * $b = $v, $ref $rounding")
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}
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}
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def testTransfer(a : Float, iSrc : Boolean, iDst : Boolean): Unit ={
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val rd = Random.nextInt(32)
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val rd = Random.nextInt(32)
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def handle(v : Float): Unit ={
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def handle(v : Float): Unit ={
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@ -503,7 +463,7 @@ class FpuTest extends FunSuite{
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flagMatch(0, f"$a")
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flagMatch(0, f"$a")
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}
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}
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def testClass(a : Float) : Unit = {
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def testClassRaw(a : Float) : Unit = {
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val rd = Random.nextInt(32)
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val rd = Random.nextInt(32)
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@ -525,28 +485,8 @@ class FpuTest extends FunSuite{
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}
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}
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}
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}
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def testMul(a : Float, b : Float): Unit ={
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val rs = new RegAllocator()
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val rs1, rs2, rs3 = rs.allocate()
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val rd = Random.nextInt(32)
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load(rs1, a)
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load(rs2, b)
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mul(rd,rs1,rs2)
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def testFmaRaw(a : Float, b : Float, c : Float): Unit ={
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storeFloat(rd){v =>
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val refUnclamped = a*b
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val refClamped = clamp(clamp(a)*clamp(b))
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val ref = if(refClamped.isNaN) refUnclamped else refClamped
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println(f"$a * $b = $v, $ref")
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var checkIt = true
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if(v == 0.0f && ref.abs == b2f(0x00800000)) checkIt = false //Rounding
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if(checkIt) assert(checkFloat(ref, v))
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}
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}
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def testFma(a : Float, b : Float, c : Float): Unit ={
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val rs = new RegAllocator()
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val rs = new RegAllocator()
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val rs1, rs2, rs3 = rs.allocate()
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val rs1, rs2, rs3 = rs.allocate()
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val rd = Random.nextInt(32)
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val rd = Random.nextInt(32)
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@ -564,7 +504,7 @@ class FpuTest extends FunSuite{
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}
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}
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def testDiv(a : Float, b : Float): Unit ={
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def testDivRaw(a : Float, b : Float): Unit ={
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val rs = new RegAllocator()
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val rs = new RegAllocator()
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val rs1, rs2, rs3 = rs.allocate()
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val rs1, rs2, rs3 = rs.allocate()
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val rd = Random.nextInt(32)
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val rd = Random.nextInt(32)
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@ -582,7 +522,7 @@ class FpuTest extends FunSuite{
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}
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}
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}
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}
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def testSqrt(a : Float): Unit ={
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def testSqrtRaw(a : Float): Unit ={
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val rs = new RegAllocator()
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val rs = new RegAllocator()
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val rs1, rs2, rs3 = rs.allocate()
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val rs1, rs2, rs3 = rs.allocate()
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val rd = Random.nextInt(32)
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val rd = Random.nextInt(32)
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@ -628,27 +568,7 @@ class FpuTest extends FunSuite{
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}
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}
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}
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}
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def testF2i(a : Float, signed : Boolean): Unit ={
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val rs = new RegAllocator()
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val rs1, rs2, rs3 = rs.allocate()
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val rd = Random.nextInt(32)
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load(rs1, a)
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f2i(rs1, signed){rsp =>
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if(signed) {
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val ref = a.toInt
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val v = (rsp.value.toBigInt & 0xFFFFFFFFl).toInt
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println(f"f2i($a) = $v, $ref")
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if (a.abs < 1024 * 1024) assert(v == ref)
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assert(checkFloat(v, ref))
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} else {
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val ref = a.toLong.min(0xFFFFFFFFl)
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val v = (rsp.value.toBigInt & 0xFFFFFFFFl).toLong
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println(f"f2i($a) = $v, $ref")
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if (a.abs < 1024 * 1024) assert(v == ref)
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assert(checkFloat(v, ref))
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}
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}
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}
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def testF2iExact(a : Float, ref : Int, flag : Int, signed : Boolean, rounding : FpuRoundMode.E): Unit ={
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def testF2iExact(a : Float, ref : Int, flag : Int, signed : Boolean, rounding : FpuRoundMode.E): Unit ={
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val rs = new RegAllocator()
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val rs = new RegAllocator()
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@ -677,18 +597,7 @@ class FpuTest extends FunSuite{
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}
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}
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def testI2f(a : Int, signed : Boolean): Unit ={
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val rs = new RegAllocator()
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val rd = Random.nextInt(32)
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i2f(rd, a, signed)
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storeFloat(rd){v =>
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val aLong = if(signed) a.toLong else a.toLong & 0xFFFFFFFFl
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val ref = if(signed) a.toFloat else (a.toLong & 0xFFFFFFFFl).toFloat
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println(f"i2f($aLong) = $v, $ref")
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if(ref.abs < (1 << 22)) assert(v === ref)
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assert(checkFloat(v, ref))
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}
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}
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def testI2fExact(a : Int, b : Float, f : Int, signed : Boolean, rounding : FpuRoundMode.E): Unit ={
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def testI2fExact(a : Int, b : Float, f : Int, signed : Boolean, rounding : FpuRoundMode.E): Unit ={
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val rs = new RegAllocator()
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val rs = new RegAllocator()
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@ -705,23 +614,6 @@ class FpuTest extends FunSuite{
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}
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}
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def testCmp(a : Float, b : Float): Unit ={
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val rs = new RegAllocator()
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val rs1, rs2, rs3 = rs.allocate()
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val rd = Random.nextInt(32)
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load(rs1, a)
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load(rs2, b)
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cmp(rs1, rs2){rsp =>
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var ref = if(a < b) 1 else 0
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if(a.isNaN || b.isNaN){
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ref = 0
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}
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val v = rsp.value.toBigInt
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println(f"$a < $b = $v, $ref")
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assert(v === ref)
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}
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}
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def testCmpExact(a : Float, b : Float, ref : Int, flag : Int, arg : Int): Unit ={
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def testCmpExact(a : Float, b : Float, ref : Int, flag : Int, arg : Int): Unit ={
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val rs = new RegAllocator()
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val rs = new RegAllocator()
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@ -735,15 +627,15 @@ class FpuTest extends FunSuite{
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}
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}
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flagMatch(flag,f"$a < $b $ref $flag ${f2b(a).toHexString} ${f2b(b).toHexString}")
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flagMatch(flag,f"$a < $b $ref $flag ${f2b(a).toHexString} ${f2b(b).toHexString}")
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}
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}
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def testLe(a : Float, b : Float, ref : Int, flag : Int) = testCmpExact(a,b,ref,flag, 0)
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def testLeRaw(a : Float, b : Float, ref : Int, flag : Int) = testCmpExact(a,b,ref,flag, 0)
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def testEq(a : Float, b : Float, ref : Int, flag : Int) = testCmpExact(a,b,ref,flag, 2)
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def testEqRaw(a : Float, b : Float, ref : Int, flag : Int) = testCmpExact(a,b,ref,flag, 2)
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def testLt(a : Float, b : Float, ref : Int, flag : Int) = testCmpExact(a,b,ref,flag, 1)
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def testLtRaw(a : Float, b : Float, ref : Int, flag : Int) = testCmpExact(a,b,ref,flag, 1)
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// def testFmv_x_w(a : Float): Unit ={
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// def testFmv_x_w(a : Float): Unit ={
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// val rs = new RegAllocator()
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// val rs = new RegAllocator()
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// val rs1, rs2, rs3 = rs.allocate()
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// val rs1, rs2, rs3 = rs.allocate()
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// val rd = Random.nextInt(32)
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// val rd = Random.nextInt(32)
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// load(rs1, a)
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// load(rs1, a)tes
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// fmv_x_w(rs1){rsp =>
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// fmv_x_w(rs1){rsp =>
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// val ref = f2b(a).toLong & 0xFFFFFFFFl
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// val ref = f2b(a).toLong & 0xFFFFFFFFl
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// val v = rsp.value.toBigInt
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// val v = rsp.value.toBigInt
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@ -791,19 +683,19 @@ class FpuTest extends FunSuite{
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flagMatch(flag, f"minmax($a $b $arg)")
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flagMatch(flag, f"minmax($a $b $arg)")
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}
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}
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def testMin(a : Float, b : Float) = testMinMaxExact(a,b,0)
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def testMinExact(a : Float, b : Float) : Unit = testMinMaxExact(a,b,0)
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def testMax(a : Float, b : Float) = testMinMaxExact(a,b,1)
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def testMaxExact(a : Float, b : Float) : Unit = testMinMaxExact(a,b,1)
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def testSgnj(a : Float, b : Float): Unit ={
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def testSgnjRaw(a : Float, b : Float): Unit ={
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val ref = b2f((f2b(a) & ~0x80000000) | f2b(b) & 0x80000000)
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val ref = b2f((f2b(a) & ~0x80000000) | f2b(b) & 0x80000000)
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testBinaryOp(sgnj,a,b,ref,0, null,"sgnj")
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testBinaryOp(sgnj,a,b,ref,0, null,"sgnj")
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}
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}
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def testSgnjn(a : Float, b : Float): Unit ={
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def testSgnjnRaw(a : Float, b : Float): Unit ={
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val ref = b2f((f2b(a) & ~0x80000000) | ((f2b(b) & 0x80000000) ^ 0x80000000))
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val ref = b2f((f2b(a) & ~0x80000000) | ((f2b(b) & 0x80000000) ^ 0x80000000))
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testBinaryOp(sgnjn,a,b,ref,0, null,"sgnjn")
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testBinaryOp(sgnjn,a,b,ref,0, null,"sgnjn")
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}
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}
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def testSgnjx(a : Float, b : Float): Unit ={
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def testSgnjxRaw(a : Float, b : Float): Unit ={
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val ref = b2f(f2b(a) ^ (f2b(b) & 0x80000000))
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val ref = b2f(f2b(a) ^ (f2b(b) & 0x80000000))
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testBinaryOp(sgnjx,a,b,ref,0, null,"sgnjx")
|
testBinaryOp(sgnjx,a,b,ref,0, null,"sgnjx")
|
||||||
}
|
}
|
||||||
|
|
@ -853,122 +745,176 @@ class FpuTest extends FunSuite{
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
for(i <- 0 until 1000){
|
|
||||||
testFma(randomFloat(), randomFloat(), randomFloat())
|
|
||||||
|
|
||||||
|
def testFma() : Unit = {
|
||||||
|
testFmaRaw(randomFloat(), randomFloat(), randomFloat())
|
||||||
|
flagClear()
|
||||||
}
|
}
|
||||||
|
|
||||||
|
def testLe() : Unit = {
|
||||||
|
val (a,b,i,f) = f32.le.RAW.f32_f32_i32
|
||||||
|
testLeRaw(a,b,i, f)
|
||||||
|
}
|
||||||
|
def testLt() : Unit = {
|
||||||
|
val (a,b,i,f) = f32.lt.RAW.f32_f32_i32
|
||||||
|
testLtRaw(a,b,i, f)
|
||||||
|
}
|
||||||
|
|
||||||
|
def testEq() : Unit = {
|
||||||
|
val (a,b,i,f) = f32.eq.RAW.f32_f32_i32
|
||||||
|
testEqRaw(a,b,i, f)
|
||||||
|
}
|
||||||
|
|
||||||
|
def testF2ui() : Unit = {
|
||||||
|
val rounding = FpuRoundMode.elements.randomPick()
|
||||||
|
val (a,b,f) = f32.f2ui(rounding).f32_i32
|
||||||
|
testF2iExact(a,b, f, false, rounding)
|
||||||
|
}
|
||||||
|
|
||||||
|
def testF2i() : Unit = {
|
||||||
|
val rounding = FpuRoundMode.elements.randomPick()
|
||||||
|
val (a,b,f) = f32.f2i(rounding).f32_i32
|
||||||
|
testF2iExact(a,b, f, true, rounding)
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
def testDiv() : Unit = {
|
||||||
|
val rounding = FpuRoundMode.elements.randomPick()
|
||||||
|
val (a,b,r,f) = f32.div(rounding).f32_f32_f32
|
||||||
|
testDivExact(a, b, r, f, rounding)
|
||||||
|
flagClear()
|
||||||
|
}
|
||||||
|
|
||||||
|
def testSqrt() : Unit = {
|
||||||
|
val rounding = FpuRoundMode.elements.randomPick()
|
||||||
|
val (a,r,f) = f32.sqrt(rounding).f32_f32
|
||||||
|
testSqrtExact(a, r, f, rounding)
|
||||||
|
flagClear()
|
||||||
|
}
|
||||||
|
|
||||||
|
def testSgnj() : Unit = {
|
||||||
|
testSgnjRaw(b2f(Random.nextInt()), b2f(Random.nextInt()))
|
||||||
|
testSgnjnRaw(b2f(Random.nextInt()), b2f(Random.nextInt()))
|
||||||
|
testSgnjxRaw(b2f(Random.nextInt()), b2f(Random.nextInt()))
|
||||||
|
val (a,b,r,f) = f32.sgnj.RAW.f32_f32_i32
|
||||||
|
testSgnjRaw(a, b)
|
||||||
|
testSgnjnRaw(a, b)
|
||||||
|
testSgnjxRaw(a, b)
|
||||||
|
}
|
||||||
|
|
||||||
|
def testTransfer() : Unit = {
|
||||||
|
val (a,b,r,f) = f32.transfer.RAW.f32_f32_i32
|
||||||
|
testTransferRaw(a, Random.nextBoolean(), Random.nextBoolean())
|
||||||
|
}
|
||||||
|
|
||||||
|
def testClass() : Unit = {
|
||||||
|
val (a,b,r,f) = f32.fclass.RAW.f32_f32_i32
|
||||||
|
testClassRaw(a)
|
||||||
|
}
|
||||||
|
|
||||||
|
def testMin() : Unit = {
|
||||||
|
val (a,b,r,f) = f32.min.RAW.f32_f32_f32
|
||||||
|
testMinExact(a,b)
|
||||||
|
}
|
||||||
|
def testMax() : Unit = {
|
||||||
|
val (a,b,r,f) = f32.max.RAW.f32_f32_f32
|
||||||
|
testMaxExact(a,b)
|
||||||
|
}
|
||||||
|
|
||||||
|
def testUI2f() : Unit = {
|
||||||
|
val rounding = FpuRoundMode.elements.randomPick()
|
||||||
|
val (a,b,f) = f32.i2f(rounding).i32_f32
|
||||||
|
testI2fExact(a,b,f, true, rounding)
|
||||||
|
}
|
||||||
|
|
||||||
|
def testI2f() : Unit = {
|
||||||
|
val rounding = FpuRoundMode.elements.randomPick()
|
||||||
|
val (a,b,f) = f32.ui2f(rounding).i32_f32
|
||||||
|
testI2fExact(a,b,f, false, rounding)
|
||||||
|
}
|
||||||
|
|
||||||
|
def testMul() : Unit = {
|
||||||
|
val rounding = FpuRoundMode.elements.randomPick()
|
||||||
|
val (a,b,c,f) = f32.mul(rounding).f32_f32_f32
|
||||||
|
testBinaryOp(mul,a,b,c,f, rounding,"mul")
|
||||||
|
}
|
||||||
|
|
||||||
|
def testAdd() : Unit = {
|
||||||
|
val rounding = FpuRoundMode.elements.randomPick()
|
||||||
|
val (a,b,c,f) = f32.add(rounding).f32_f32_f32
|
||||||
|
testBinaryOp(add,a,b,c,f, rounding,"add")
|
||||||
|
}
|
||||||
|
|
||||||
|
def testSub() : Unit = {
|
||||||
|
val rounding = FpuRoundMode.elements.randomPick()
|
||||||
|
val (a,b,c,f) = f32.sub(rounding).f32_f32_f32
|
||||||
|
testBinaryOp(sub,a,b,c,f, rounding,"sub")
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
val f32Tests = List[() => Unit](testSub, testAdd, testMul, testI2f, testUI2f, testMin, testMax, testSgnj, testTransfer, testDiv, testSqrt, testF2i, testF2ui, testLe, testEq, testLt, testClass, testFma)
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
for(i <- 0 until 1000) testFma()
|
||||||
flagClear()
|
flagClear()
|
||||||
println("fma done") //TODO
|
println("fma done") //TODO
|
||||||
|
|
||||||
|
|
||||||
testF2iExact(-2.14748365E9f, -2147483648, 0, true, FpuRoundMode.RDN)
|
testF2iExact(-2.14748365E9f, -2147483648, 0, true, FpuRoundMode.RDN)
|
||||||
|
|
||||||
testEq(Float.PositiveInfinity,Float.PositiveInfinity,1, 0)
|
testEqRaw(Float.PositiveInfinity,Float.PositiveInfinity,1, 0)
|
||||||
testEq(0f, 0f,1, 0)
|
testEqRaw(0f, 0f,1, 0)
|
||||||
|
|
||||||
for(_ <- 0 until 10000){
|
for(_ <- 0 until 10000) testLe()
|
||||||
val (a,b,i,f) = f32.le.RAW.f32_f32_i32
|
for(_ <- 0 until 10000) testLt()
|
||||||
testLe(a,b,i, f)
|
for(_ <- 0 until 10000) testEq()
|
||||||
}
|
|
||||||
for(_ <- 0 until 10000){
|
|
||||||
val (a,b,i,f) = f32.lt.RAW.f32_f32_i32
|
|
||||||
testLt(a,b,i, f)
|
|
||||||
}
|
|
||||||
|
|
||||||
for(r <- 0 until 10000){
|
|
||||||
val (a,b,i,f) = f32.eq.RAW.f32_f32_i32
|
|
||||||
testEq(a,b,i, f)
|
|
||||||
if(r % 100000 == 0) println(r)
|
|
||||||
}
|
|
||||||
println("Cmp done")
|
println("Cmp done")
|
||||||
|
|
||||||
for(_ <- 0 until 1000000){
|
for(_ <- 0 until 10000) testF2ui()
|
||||||
val rounding = FpuRoundMode.elements.randomPick()
|
for(_ <- 0 until 10000) testF2i()
|
||||||
val (a,b,f) = f32.f2ui(rounding).f32_i32
|
|
||||||
testF2iExact(a,b, f, false, rounding)
|
|
||||||
}
|
|
||||||
|
|
||||||
for(_ <- 0 until 1000000){
|
|
||||||
val rounding = FpuRoundMode.elements.randomPick()
|
|
||||||
val (a,b,f) = f32.f2i(rounding).f32_i32
|
|
||||||
testF2iExact(a,b, f, true, rounding)
|
|
||||||
}
|
|
||||||
|
|
||||||
println("f2i done")
|
println("f2i done")
|
||||||
|
|
||||||
for(_ <- 0 until 10000){
|
for(_ <- 0 until 10000) testDiv()
|
||||||
val rounding = FpuRoundMode.elements.randomPick()
|
|
||||||
val (a,b,r,f) = f32.div(rounding).f32_f32_f32
|
|
||||||
testDivExact(a, b, r, f, rounding)
|
|
||||||
}
|
|
||||||
println("f32 div done")
|
println("f32 div done")
|
||||||
|
|
||||||
for(_ <- 0 until 10000){
|
for(_ <- 0 until 10000) testSqrt()
|
||||||
val rounding = FpuRoundMode.elements.randomPick()
|
|
||||||
val (a,r,f) = f32.sqrt(rounding).f32_f32
|
|
||||||
testSqrtExact(a, r, f, rounding)
|
|
||||||
}
|
|
||||||
println("f32 sqrt done")
|
println("f32 sqrt done")
|
||||||
flagClear()
|
|
||||||
|
|
||||||
for(_ <- 0 until 10000){
|
for(_ <- 0 until 10000) testSgnj()
|
||||||
testSgnj(b2f(Random.nextInt()), b2f(Random.nextInt()))
|
|
||||||
testSgnjn(b2f(Random.nextInt()), b2f(Random.nextInt()))
|
|
||||||
testSgnjx(b2f(Random.nextInt()), b2f(Random.nextInt()))
|
|
||||||
val (a,b,r,f) = f32.sgnj.RAW.f32_f32_i32
|
|
||||||
testSgnj(a, b)
|
|
||||||
testSgnjn(a, b)
|
|
||||||
testSgnjx(a, b)
|
|
||||||
}
|
|
||||||
println("f32 sgnj done")
|
println("f32 sgnj done")
|
||||||
|
|
||||||
for(_ <- 0 until 10000){
|
for(_ <- 0 until 10000) testTransfer()
|
||||||
testTransfer(b2f(Random.nextInt()), Random.nextBoolean(), Random.nextBoolean())
|
|
||||||
}
|
|
||||||
for(_ <- 0 until 10000){
|
|
||||||
val (a,b,r,f) = f32.transfer.RAW.f32_f32_i32
|
|
||||||
testTransfer(a, Random.nextBoolean(), Random.nextBoolean())
|
|
||||||
}
|
|
||||||
|
|
||||||
println("f32 load/store/rf transfer done")
|
println("f32 load/store/rf transfer done")
|
||||||
|
|
||||||
|
|
||||||
for(_ <- 0 until 10000){
|
for(_ <- 0 until 10000) testClass()
|
||||||
testClass(b2f(Random.nextInt()))
|
|
||||||
}
|
|
||||||
for(_ <- 0 until 10000){
|
|
||||||
val (a,b,r,f) = f32.fclass.RAW.f32_f32_i32
|
|
||||||
testClass(a)
|
|
||||||
}
|
|
||||||
|
|
||||||
println("f32 class done")
|
println("f32 class done")
|
||||||
|
|
||||||
|
|
||||||
for(_ <- 0 until 10000){
|
for(_ <- 0 until 10000) testMin()
|
||||||
val (a,b,r,f) = f32.min.RAW.f32_f32_f32
|
for(_ <- 0 until 10000) testMax()
|
||||||
testMin(a,b)
|
|
||||||
}
|
|
||||||
for(_ <- 0 until 10000){
|
|
||||||
val (a,b,r,f) = f32.max.RAW.f32_f32_f32
|
|
||||||
testMax(a,b)
|
|
||||||
}
|
|
||||||
println("minMax done")
|
println("minMax done")
|
||||||
|
|
||||||
|
|
||||||
|
for(_ <- 0 until 10000) testUI2f()
|
||||||
|
for(_ <- 0 until 10000) testI2f()
|
||||||
|
|
||||||
|
|
||||||
for(_ <- 0 until 10000){
|
|
||||||
val rounding = FpuRoundMode.elements.randomPick()
|
|
||||||
val (a,b,f) = f32.i2f(rounding).i32_f32
|
|
||||||
testI2fExact(a,b,f, true, rounding)
|
|
||||||
}
|
|
||||||
|
|
||||||
for(_ <- 0 until 10000){
|
|
||||||
val rounding = FpuRoundMode.elements.randomPick()
|
|
||||||
val (a,b,f) = f32.ui2f(rounding).i32_f32
|
|
||||||
testI2fExact(a,b,f, false, rounding)
|
|
||||||
}
|
|
||||||
println("i2f done")
|
println("i2f done")
|
||||||
|
|
||||||
testBinaryOp(mul,1.469368E-39f, 7.9999995f, 1.17549435E-38f,3, FpuRoundMode.RUP,"mul")
|
testBinaryOp(mul,1.469368E-39f, 7.9999995f, 1.17549435E-38f,3, FpuRoundMode.RUP,"mul")
|
||||||
|
|
@ -986,26 +932,15 @@ class FpuTest extends FunSuite{
|
||||||
testBinaryOp(mul, 1.1754955E-38f, 0.999999f, 1.17549435E-38f, 3, FpuRoundMode.RUP, "mul")
|
testBinaryOp(mul, 1.1754955E-38f, 0.999999f, 1.17549435E-38f, 3, FpuRoundMode.RUP, "mul")
|
||||||
|
|
||||||
|
|
||||||
for(_ <- 0 until 10000){
|
|
||||||
val rounding = FpuRoundMode.elements.randomPick()
|
for(_ <- 0 until 10000) testMul()
|
||||||
val (a,b,c,f) = f32.mul(rounding).f32_f32_f32
|
|
||||||
testBinaryOp(mul,a,b,c,f, rounding,"mul")
|
|
||||||
}
|
|
||||||
|
|
||||||
println("Mul done")
|
println("Mul done")
|
||||||
|
|
||||||
|
|
||||||
for(_ <- 0 until 10000){
|
|
||||||
val rounding = FpuRoundMode.elements.randomPick()
|
|
||||||
val (a,b,c,f) = f32.add(rounding).f32_f32_f32
|
|
||||||
testBinaryOp(add,a,b,c,f, rounding,"add")
|
|
||||||
}
|
|
||||||
|
|
||||||
for(_ <- 0 until 10000){
|
for(_ <- 0 until 10000) testAdd()
|
||||||
val rounding = FpuRoundMode.elements.randomPick()
|
for(_ <- 0 until 10000) testSub()
|
||||||
val (a,b,c,f) = f32.sub(rounding).f32_f32_f32
|
|
||||||
testBinaryOp(sub,a,b,c,f, rounding,"sub")
|
|
||||||
}
|
|
||||||
|
|
||||||
println("Add done")
|
println("Add done")
|
||||||
|
|
||||||
|
|
@ -1018,241 +953,11 @@ class FpuTest extends FunSuite{
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
waitUntil(cmdQueue.isEmpty)
|
// waitUntil(cmdQueue.isEmpty)
|
||||||
dut.clockDomain.waitSampling(1000)
|
|
||||||
simSuccess()
|
|
||||||
|
|
||||||
//TODO test and fix a - b rounding
|
|
||||||
foreachRounding(testAdd(1.0f, b2f(0x3f800001), _)) //1.00001
|
|
||||||
foreachRounding(testAdd(4.0f, b2f(0x3f800001), _)) //1.00001
|
|
||||||
for(_ <- 0 until 10000; a = randomFloat(); b = randomFloat()) foreachRounding(testAdd(a.abs, b.abs,_)) //TODO negative
|
|
||||||
|
|
||||||
|
|
||||||
testAdd(b2f(0x3f800000), b2f(0x3f800000-1))
|
|
||||||
testAdd(1.1f, 2.3f)
|
|
||||||
testAdd(1.2f, -1.2f)
|
|
||||||
testAdd(-1.2f, 1.2f)
|
|
||||||
testAdd(0.0f, -1.2f)
|
|
||||||
testAdd(-0.0f, -1.2f)
|
|
||||||
testAdd(1.2f, -0f)
|
|
||||||
testAdd(1.2f, 0f)
|
|
||||||
testAdd(1.1f, Float.MinPositiveValue)
|
|
||||||
|
|
||||||
for(a <- fAll; _ <- 0 until 50) testAdd(a, randomFloat())
|
|
||||||
for(b <- fAll; _ <- 0 until 50) testAdd(randomFloat(), b)
|
|
||||||
for(a <- fAll; b <- fAll) testAdd(a, b)
|
|
||||||
for(_ <- 0 until 1000) testAdd(randomFloat(), randomFloat())
|
|
||||||
|
|
||||||
|
|
||||||
// testTransfer(1.17549435082e-38f)
|
|
||||||
// testTransfer(1.4E-45f)
|
|
||||||
// testTransfer(3.44383110592e-41f)
|
|
||||||
|
|
||||||
//TODO bring back those tests and test overflow / underflow (F2I)
|
|
||||||
// testF2i(16.0f , false)
|
|
||||||
// testF2i(18.0f , false)
|
|
||||||
// testF2i(1200.0f, false)
|
|
||||||
// testF2i(1.0f , false)
|
|
||||||
// testF2i(0.0f , false)
|
|
||||||
// testF2i(1024*1024*1024*2l , false)
|
|
||||||
// testF2i(1024*1024*4095l , false)
|
|
||||||
// testF2i(1024*1024*5000l , false)
|
|
||||||
//
|
|
||||||
// val f2iUnsigned = ((0l to 32l) ++ (4060 to 4095).map(_*1024*1024l)).map(_.toFloat) ++ List(-0.0f)
|
|
||||||
// val f2iSigned = ((-32 to 32) ++ ((2030 to 2047)++(-2047 to -2030)).map(_*1024*1024)).map(_.toFloat) ++ List(-0.0f)
|
|
||||||
// for(f <- f2iUnsigned) testF2i(f, false)
|
|
||||||
// for(f <- f2iSigned) testF2i(f, true)
|
|
||||||
// for(f <- fAll) testF2i(f, false)
|
|
||||||
// for(f <- fAll) testF2i(f, true)
|
|
||||||
// for(_ <- 0 until 1000) testF2i(Random.nextFloat(), Random.nextBoolean())
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
// testTransfer(1.2f)
|
|
||||||
testMul(1.2f, 2.5f)
|
|
||||||
testMul(b2f(0x00400000), 16.0f)
|
|
||||||
testMul(b2f(0x00100000), 16.0f)
|
|
||||||
testMul(b2f(0x00180000), 16.0f)
|
|
||||||
testMul(b2f(0x00000004), 16.0f)
|
|
||||||
testMul(b2f(0x00000040), 16.0f)
|
|
||||||
testMul(b2f(0x00000041), 16.0f)
|
|
||||||
testMul(b2f(0x00000001), b2f(0x00000001))
|
|
||||||
testMul(1.0f, b2f(0x00000001))
|
|
||||||
testMul(0.5f, b2f(0x00000001))
|
|
||||||
|
|
||||||
// dut.clockDomain.waitSampling(1000)
|
|
||||||
// simSuccess()
|
|
||||||
|
|
||||||
testMul(1.2f, 0f)
|
|
||||||
for(a <- fAll; _ <- 0 until 50) testMul(a, randomFloat())
|
|
||||||
for(b <- fAll; _ <- 0 until 50) testMul(randomFloat(), b)
|
|
||||||
for(a <- fAll; b <- fAll) testMul(a, b)
|
|
||||||
for(_ <- 0 until 1000) testMul(randomFloat(), randomFloat())
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
// testTransfer(1.765f)
|
|
||||||
// testFmv_w_x(f2b(7.234f))
|
|
||||||
testI2f(64, false)
|
|
||||||
for(i <- iUnsigned) testI2f(i, false)
|
|
||||||
for(i <- iSigned) testI2f(i, true)
|
|
||||||
for(_ <- 0 until 1000) testI2f(Random.nextInt(), Random.nextBoolean())
|
|
||||||
|
|
||||||
|
|
||||||
testCmp(0.0f, 1.2f )
|
|
||||||
testCmp(1.2f, 0.0f )
|
|
||||||
testCmp(0.0f, -0.0f )
|
|
||||||
testCmp(-0.0f, 0.0f )
|
|
||||||
for(a <- fAll; _ <- 0 until 50) testCmp(a, randomFloat())
|
|
||||||
for(b <- fAll; _ <- 0 until 50) testCmp(randomFloat(), b)
|
|
||||||
for(a <- fAll; b <- fAll) testCmp(a, b)
|
|
||||||
for(_ <- 0 until 1000) testCmp(randomFloat(), randomFloat())
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
testSqrt(1.2f)
|
|
||||||
testSqrt(0.0f)
|
|
||||||
for(a <- fAll) testSqrt(a)
|
|
||||||
for(_ <- 0 until 1000) testSqrt(randomFloat())
|
|
||||||
|
|
||||||
|
|
||||||
testDiv(0.0f, 1.2f )
|
|
||||||
testDiv(1.2f, 0.0f )
|
|
||||||
testDiv(0.0f, 0.0f )
|
|
||||||
for(a <- fAll; _ <- 0 until 50) testDiv(a, randomFloat())
|
|
||||||
for(b <- fAll; _ <- 0 until 50) testDiv(randomFloat(), b)
|
|
||||||
for(a <- fAll; b <- fAll) testDiv(a, b)
|
|
||||||
for(_ <- 0 until 1000) testDiv(randomFloat(), randomFloat())
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
// dut.clockDomain.waitSampling(10000000)
|
|
||||||
|
|
||||||
|
|
||||||
// testFmv_x_w(1.246f)
|
|
||||||
// testFmv_w_x(f2b(7.234f))
|
|
||||||
|
|
||||||
testSgnj(1.0f, 2.0f)
|
|
||||||
testSgnj(1.5f, 2.0f)
|
|
||||||
testSgnj(1.5f, 3.5f)
|
|
||||||
testSgnj(1.5f, 1.5f)
|
|
||||||
testSgnj(1.5f, -1.5f)
|
|
||||||
testSgnj(-1.5f, 1.5f)
|
|
||||||
testSgnj(-1.5f, -1.5f)
|
|
||||||
testSgnj(1.5f, -3.5f)
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
//TODO Test corner cases
|
|
||||||
for(signed <- List(false, true)) {
|
|
||||||
testI2f(17, signed)
|
|
||||||
testI2f(12, signed)
|
|
||||||
testI2f(512, signed)
|
|
||||||
testI2f(1, signed)
|
|
||||||
}
|
|
||||||
|
|
||||||
testI2f(-17, true)
|
|
||||||
testI2f(-12, true)
|
|
||||||
testI2f(-512, true)
|
|
||||||
testI2f(-1, true)
|
|
||||||
// dut.clockDomain.waitSampling(1000)
|
// dut.clockDomain.waitSampling(1000)
|
||||||
// simFailure()
|
// simSuccess()
|
||||||
|
|
||||||
//TODO Test corner cases
|
for(i <- 0 until 1000) f32Tests.randomPick()()
|
||||||
testCmp(1.0f, 2.0f)
|
|
||||||
testCmp(1.5f, 2.0f)
|
|
||||||
testCmp(1.5f, 3.5f)
|
|
||||||
testCmp(1.5f, 1.5f)
|
|
||||||
testCmp(1.5f, -1.5f)
|
|
||||||
testCmp(-1.5f, 1.5f)
|
|
||||||
testCmp(-1.5f, -1.5f)
|
|
||||||
testCmp(1.5f, -3.5f)
|
|
||||||
|
|
||||||
//TODO Test corner cases
|
|
||||||
for(signed <- List(false, true)) {
|
|
||||||
testF2i(16.0f, signed)
|
|
||||||
testF2i(18.0f, signed)
|
|
||||||
testF2i(1200.0f, signed)
|
|
||||||
testF2i(1.0f, signed)
|
|
||||||
}
|
|
||||||
|
|
||||||
testF2i(-16.0f, true)
|
|
||||||
testF2i(-18.0f, true)
|
|
||||||
testF2i(-1200.0f, true)
|
|
||||||
testF2i(-1.0f, true)
|
|
||||||
|
|
||||||
|
|
||||||
testAdd(0.1f, 1.6f)
|
|
||||||
|
|
||||||
testSqrt(1.5625f)
|
|
||||||
testSqrt(1.5625f*2)
|
|
||||||
testSqrt(1.8f)
|
|
||||||
testSqrt(4.4f)
|
|
||||||
testSqrt(0.3f)
|
|
||||||
testSqrt(1.5625f*2)
|
|
||||||
testSqrt(b2f(0x3f7ffffe))
|
|
||||||
testSqrt(b2f(0x3f7fffff))
|
|
||||||
testSqrt(b2f(0x3f800000))
|
|
||||||
testSqrt(b2f(0x3f800001))
|
|
||||||
testSqrt(b2f(0x3f800002))
|
|
||||||
testSqrt(b2f(0x3f800003))
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
testMul(0.1f, 1.6f)
|
|
||||||
testFma(1.1f, 2.2f, 3.0f)
|
|
||||||
testDiv(1.0f, 1.1f)
|
|
||||||
testDiv(1.0f, 1.5f)
|
|
||||||
testDiv(1.0f, 1.9f)
|
|
||||||
testDiv(1.1f, 1.9f)
|
|
||||||
testDiv(1.0f, b2f(0x3f7ffffe))
|
|
||||||
testDiv(1.0f, b2f(0x3f7fffff))
|
|
||||||
testDiv(1.0f, b2f(0x3f800000))
|
|
||||||
testDiv(1.0f, b2f(0x3f800001))
|
|
||||||
testDiv(1.0f, b2f(0x3f800002))
|
|
||||||
|
|
||||||
|
|
||||||
for(i <- 0 until 1000){
|
|
||||||
testMul(randomFloat(), randomFloat())
|
|
||||||
}
|
|
||||||
for(i <- 0 until 1000){
|
|
||||||
testFma(randomFloat(), randomFloat(), randomFloat())
|
|
||||||
}
|
|
||||||
for(i <- 0 until 1000){
|
|
||||||
testDiv(randomFloat(), randomFloat())
|
|
||||||
}
|
|
||||||
for(i <- 0 until 1000){
|
|
||||||
testSqrt(Math.abs(randomFloat()))
|
|
||||||
}
|
|
||||||
for(i <- 0 until 1000){
|
|
||||||
testCmp(randomFloat(), randomFloat())
|
|
||||||
}
|
|
||||||
for(i <- 0 until 1000){
|
|
||||||
val tests = ArrayBuffer[() => Unit]()
|
|
||||||
tests += (() =>{testAdd(randomFloat(), randomFloat())})
|
|
||||||
tests += (() =>{testMul(randomFloat(), randomFloat())})
|
|
||||||
tests += (() =>{testFma(randomFloat(), randomFloat(), randomFloat())})
|
|
||||||
tests += (() =>{testDiv(randomFloat(), randomFloat())})
|
|
||||||
tests += (() =>{testSqrt(randomFloat().abs)})
|
|
||||||
tests += (() =>{testCmp(randomFloat(), randomFloat())})
|
|
||||||
// tests += (() =>{testFmv_x_w(randomFloat())})
|
|
||||||
// tests += (() =>{testFmv_w_x(f2b(randomFloat()))})
|
|
||||||
// tests += (() =>{testMin(randomFloat(), randomFloat())})
|
|
||||||
tests += (() =>{testSgnj(randomFloat(), randomFloat())})
|
|
||||||
|
|
||||||
|
|
||||||
tests.randomPick().apply()
|
|
||||||
}
|
|
||||||
waitUntil(cpu.rspQueue.isEmpty)
|
waitUntil(cpu.rspQueue.isEmpty)
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
|
||||||
Loading…
Reference in New Issue