ch.ethz.acl.passera.unsigned.ULong.scala Maven / Gradle / Ivy
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package ch.ethz.acl.passera.unsigned
case class ULong(override val longValue: Long) extends AnyVal with Serializable with Unsigned[ULong, ULong, Long] {
private[unsigned] def rep = longValue
def toUByte = UByte((rep & 0xffffffffL).toByte)
def toUShort = UShort((rep & 0xffffffffL).toShort)
def toUInt = UInt((rep & 0xffffffffL).toInt)
def toULong = this
override def toByte: Byte = (rep & 0x7fffffffffffffffL).toByte
override def toChar: Char = (rep & 0x7fffffffffffffffL).toChar
override def toShort: Short = (rep & 0x7fffffffffffffffL).toShort
override def toInt: Int = (rep & 0x7fffffffffffffffL).toInt
override def toLong: Long = rep
override def toFloat: Float = (rep & 0x7fffffffffffffffL).toFloat
override def toDouble: Double = (rep >>> 1).toDouble * 2.0 + (rep & 1L)
// override def intValue = rep
override def byteValue = toByte
override def shortValue = toShort
override def intValue = toInt
override def floatValue = toFloat
override def doubleValue = toDouble
def +(x: Int)(implicit d: DummyImplicit): Long = this.toLong + x
def -(x: Int)(implicit d: DummyImplicit): Long = this.toLong - x
def *(x: Int)(implicit d: DummyImplicit): Long = this.toLong * x
def /(x: Int)(implicit d: DummyImplicit): Long = this.toLong / x
def %(x: Int)(implicit d: DummyImplicit): Long = this.toLong % x
def &(x: Int)(implicit d: DummyImplicit): Long = this.toLong & x
def ^(x: Int)(implicit d: DummyImplicit): Long = this.toLong ^ x
def |(x: Int)(implicit d: DummyImplicit): Long = this.toLong | x
def +(x: Long)(implicit d: DummyImplicit): Long = this.toLong + x
def -(x: Long)(implicit d: DummyImplicit): Long = this.toLong - x
def *(x: Long)(implicit d: DummyImplicit): Long = this.toLong * x
def /(x: Long)(implicit d: DummyImplicit): Long = this.toLong / x
def %(x: Long)(implicit d: DummyImplicit): Long = this.toLong % x
def &(x: Long)(implicit d: DummyImplicit): Long = this.toLong & x
def ^(x: Long)(implicit d: DummyImplicit): Long = this.toLong ^ x
def |(x: Long)(implicit d: DummyImplicit): Long = this.toLong | x
def +(x: UByte): ULong = this + x.toULong
def -(x: UByte): ULong = this - x.toULong
def *(x: UByte): ULong = this * x.toULong
def /(x: UByte): ULong = this / x.toULong
def %(x: UByte): ULong = this % x.toULong
def &(x: UByte): ULong = this & x.toULong
def ^(x: UByte): ULong = this ^ x.toULong
def |(x: UByte): ULong = this | x.toULong
def <(x: UByte): Boolean = this < x.toULong
def >(x: UByte): Boolean = this > x.toULong
def <=(x: UByte): Boolean = this <= x.toULong
def >=(x: UByte): Boolean = this >= x.toULong
def +(x: UShort): ULong = this + x.toULong
def -(x: UShort): ULong = this - x.toULong
def *(x: UShort): ULong = this * x.toULong
def /(x: UShort): ULong = this / x.toULong
def %(x: UShort): ULong = this % x.toULong
def &(x: UShort): ULong = this & x.toULong
def ^(x: UShort): ULong = this ^ x.toULong
def |(x: UShort): ULong = this | x.toULong
def <(x: UShort): Boolean = this < x.toULong
def >(x: UShort): Boolean = this > x.toULong
def <=(x: UShort): Boolean = this <= x.toULong
def >=(x: UShort): Boolean = this >= x.toULong
def +(x: UInt): ULong = this + x.toULong
def -(x: UInt): ULong = this - x.toULong
def *(x: UInt): ULong = this * x.toULong
def /(x: UInt): ULong = this / x.toULong
def %(x: UInt): ULong = this % x.toULong
def &(x: UInt): ULong = this & x.toULong
def ^(x: UInt): ULong = this ^ x.toULong
def |(x: UInt): ULong = this | x.toULong
def <(x: UInt): Boolean = this < x.toULong
def >(x: UInt): Boolean = this > x.toULong
def <=(x: UInt): Boolean = this <= x.toULong
def >=(x: UInt): Boolean = this >= x.toULong
def +(x: ULong): ULong = ULong(rep + x.rep)
def -(x: ULong): ULong = ULong(rep - x.rep)
def *(x: ULong): ULong = ULong(rep * x.rep)
private def rot(x: Long) = x + Long.MinValue
def /(x: ULong): ULong = {
val n = rep
val d = x.rep
if (true) return {
if (d < 0) {
if (this < x)
ULong(0l)
else
ULong(1l)
}
else {
val q = ((n >>> 1) / d) << 1
val r = n - q * d
if (ULong(r) >= x)
ULong(q+1)
else
ULong(q)
}
}
val t = d >> 63
val n1 = n & ~t
val a = n1 >>> 1
val b = a / d
val q0 = b << 1
val r = n - q0 * d
val q = q0 + (if (ULong(r) >= x) 1l else 0l)
ULong(q.toLong)
}
def %(x: ULong): ULong = {
val n = rep
val d = x.rep
val t = d >> 63
val n1 = n & ~t
val a = n1 >>> 1
val b = a / d
val q0 = b << 1
val r = n - q0 * d
// val q = q0 + (if (ULong(r) >= ULong(d)) 1 else 0)
ULong(r.toLong)
}
override def toString =
if (rep >= 0L)
rep.toString
else if (rep == 1 << 63)
rep.toString.tail
else
(~(rep - 1)).toString
def toHexString = rep.toHexString
def toOctalString = rep.toOctalString
def toBinaryString = rep.toBinaryString
// Equality comparison to ULong is baked in
def ==(x: Int)(implicit d: DummyImplicit) = intValue == x
def ==(x: Long)(implicit d: DummyImplicit) = longValue == x
def ==(x: UInt) = longValue == x.longValue
// def ==(x: ULong) = longValue == x.longValue
def ==(x: Float) = floatValue == x
def ==(x: Double) = doubleValue == x
def !=(x: Int)(implicit d: DummyImplicit) = intValue != x
def !=(x: Long)(implicit d: DummyImplicit) = longValue != x
def !=(x: UInt) = longValue != x.longValue
// def !=(x: ULong) = longValue != x.longValue
def !=(x: Float) = floatValue != x
def !=(x: Double) = doubleValue != x
/*
// Override equals to allow comparison with other number types.
// By overriding ScalaNumber, we can cause UInt.equals to be invoked when
// comparing a number on the left with a UInt on the right.
// This is an (undocumented?) hack and might change in the future.
override def equals(x: Any) = x match {
case x: UInt => this == x.toULong
case x: ULong => this.toLong == x.toLong
case x: Int => this.toInt == x && x >= 0
case x: Long => this.toLong == x && x >= 0
case x: Number => this.longValue == x.longValue
case _ => false
}
override def canEqual(x: Any) = x match {
case _: UInt => true
case _: ULong => true
case _: Number => true
case _ => false
}
*/
// Here, compare to Int
// def ==(x: Int) = rep == x && rep >= 0
// def !=(x: Int) = rep != x || rep < 0
def <(x: ULong) = rot(rep) < rot(x.rep)
def >(x: ULong) = rot(rep) > rot(x.rep)
def <=(x: ULong) = rot(rep) <= rot(x.rep)
def >=(x: ULong) = rot(rep) >= rot(x.rep)
def +(x : java.lang.String) = this.toString + x
def &(x : ULong) = ULong(rep & x.rep)
def |(x : ULong) = ULong(rep | x.rep)
def ^(x : ULong) = ULong(rep ^ x.rep)
def <<(x : Int)(implicit d: DummyImplicit) = ULong(rep << x)
def <<(x : Long)(implicit d: DummyImplicit) = ULong(rep << x)
def <<(x : UInt) = ULong(rep << (x.rep & 0x3f))
def <<(x : ULong) = ULong(rep << (x.rep & 0x3f))
def >>(x : Int)(implicit d: DummyImplicit) = ULong(rep >>> x)
def >>(x : Long)(implicit d: DummyImplicit) = ULong(rep >>> x)
def >>(x : UInt) = ULong(rep >>> (x.rep & 0x3f))
def >>(x : ULong) = ULong(rep >>> (x.rep & 0x3f))
def >>>(x : Int)(implicit d: DummyImplicit) = ULong(rep >>> x)
def >>>(x : Long)(implicit d: DummyImplicit) = ULong(rep >>> x)
def >>>(x : UInt) = ULong(rep >>> (x.rep & 0x3f))
def >>>(x : ULong) = ULong(rep >>> (x.rep & 0x3f))
def unary_+ = this
def unary_- = ULong(-rep)
def unary_~ = ULong(~rep)
}
object ULong {
def MinValue = ULong(0L)
def MaxValue = ULong(~0L)
}
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