Class

spinal.lib.experimental.math

RecFloating

Related Doc: package math

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case class RecFloating(exponentSize: Int, mantissaSize: Int) extends Bundle with Product with Serializable

Floating point value recoded using Berkeley encoding (see https://github.com/ucb-bar/berkeley-hardfloat)

exponentSize

Recoded exponent size (1 bit wider than the IEEE754 equivalent float)

mantissaSize

Mantissa field size with the implicit one not included

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Inherited
  1. RecFloating
  2. Serializable
  3. Serializable
  4. Product
  5. Equals
  6. Bundle
  7. OverridedEqualsHashCode
  8. MultiData
  9. Data
  10. SpinalTagReady
  11. Assignable
  12. NameableByComponent
  13. Nameable
  14. OwnableRef
  15. ContextUser
  16. ScalaLocated
  17. GlobalDataUser
  18. AnyRef
  19. Any
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Visibility
  1. Public
  2. All

Instance Constructors

  1. new RecFloating(exponentSize: Int, mantissaSize: Int)

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    exponentSize

    Recoded exponent size (1 bit wider than the IEEE754 equivalent float)

    mantissaSize

    Mantissa field size with the implicit one not included

Type Members

  1. abstract type RefOwnerType

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    Definition Classes
    OwnableRef

Value Members

  1. final def !=(arg0: Any): Boolean

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    Definition Classes
    AnyRef → Any
  2. def ##(right: Data): Bits

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    Concatenation between two data

    Concatenation between two data

    Definition Classes
    Data
  3. final def ##(): Int

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    Definition Classes
    AnyRef → Any
  4. def :=(that: BigDecimal): Unit

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    Assign double value to the Floating

    Assign double value to the Floating

    that

    BigDecimal value

  5. def <(that: BigDecimal): Bool

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    Less than constant

    Less than constant

    that

    other side of the comparison

    returns

    true is this value is smaller than that

  6. def <(that: RecFloating): Bool

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    Less than

    Less than

    that

    other side of the comparison

    returns

    true is this value is smaller than that

  7. def <=(that: BigDecimal): Bool

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    Less than or equal to constant

    Less than or equal to constant

    that

    other side of the comparison

    returns

    true is this value is smaller or equal to that

  8. def <=(that: RecFloating): Bool

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    Less than or equal

    Less than or equal

    that

    other side of the comparison

    returns

    true is this value is smaller or equal to that

  9. final def ==(arg0: Any): Boolean

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    Definition Classes
    AnyRef → Any
  10. def ===(that: BigDecimal): Bool

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    Equals to constant

    Equals to constant

    that

    other side of the comparison

    returns

    true is this value equals to that

  11. def ===(that: RecFloating): Bool

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    Equals

    Equals

    that

    other side of the comparison

    returns

    true is this value equals to that

  12. def >(that: BigDecimal): Bool

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    Greater than constant

    Greater than constant

    that

    other side of the comparison

    returns

    true is this value is greater than that

  13. def >(that: RecFloating): Bool

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    Greater than

    Greater than

    that

    other side of the comparison

    returns

    true is this value is greater than that

  14. def >=(that: BigDecimal): Bool

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    Greater than or equal to constant

    Greater than or equal to constant

    that

    other side of the comparison

    returns

    true is this value is greater of equal to that

  15. def >=(that: RecFloating): Bool

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    Greater than or equal

    Greater than or equal

    that

    other side of the comparison

    returns

    true is this value is greater of equal to that

  16. var _spinalTags: Set[SpinalTag]

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    Definition Classes
    SpinalTagReady
  17. def abs: RecFloating

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    Absolute value

    Absolute value

    returns

    Absolute value of this float

  18. def addAttribute(attribute: Attribute): RecFloating.this.type

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    Definition Classes
    DataSpinalTagReady
  19. def addAttribute(name: String, value: String): RecFloating.this.type

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    Definition Classes
    SpinalTagReady
  20. def addAttribute(name: String): RecFloating.this.type

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    Definition Classes
    SpinalTagReady
  21. def addTag[T <: SpinalTag](spinalTag: T): RecFloating.this.type

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    Definition Classes
    MultiDataSpinalTagReady
  22. def addTags[T <: SpinalTag](tags: Iterable[T]): RecFloating.this.type

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    Definition Classes
    SpinalTagReady
  23. def allowDirectionLessIo: RecFloating.this.type

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    Definition Classes
    Data
  24. def allowOverride: RecFloating.this.type

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    Allow a data to be overrided

    Allow a data to be overrided

    Definition Classes
    Data
  25. def allowPruning(): RecFloating.this.type

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    Definition Classes
    Data
  26. def allowSimplifyIt(): RecFloating.this.type

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    Definition Classes
    Data
  27. def allowUnsetRegToAvoidLatch: RecFloating.this.type

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    Definition Classes
    Data
  28. def asBits: Bits

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    Cast data to Bits

    Cast data to Bits

    Definition Classes
    MultiDataData
  29. def asData: Data

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    Definition Classes
    Data
  30. def asInOut(): RecFloating.this.type

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    set a data as inout

    set a data as inout

    Definition Classes
    MultiDataData
  31. def asInput(): RecFloating.this.type

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    Set a data as input

    Set a data as input

    Definition Classes
    MultiDataData
  32. final def asInstanceOf[T0]: T0

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    Definition Classes
    Any
  33. def asOutput(): RecFloating.this.type

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    Set a data as output

    Set a data as output

    Definition Classes
    MultiDataData
  34. def assignAllByName(that: Bundle): Unit

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    Assign the bundle with an other bundle by name

    Assign the bundle with an other bundle by name

    Definition Classes
    Bundle
  35. def assignDontCare(): RecFloating.this.type

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    Definition Classes
    Data
  36. final def assignFrom(that: AnyRef, target: AnyRef = this): Unit

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    Definition Classes
    Data
  37. def assignFromBits(bits: Bits, hi: Int, lo: Int): Unit

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    Definition Classes
    MultiDataData
  38. def assignFromBits(bits: Bits): Unit

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    Definition Classes
    MultiDataData
  39. def assignFromBits(bits: Bits, offset: Int, bitCount: BitCount): Unit

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    Definition Classes
    Data
  40. def assignSomeByName(that: Bundle): Unit

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    Assign all possible signal fo the bundle with an other bundle by name

    Assign all possible signal fo the bundle with an other bundle by name

    Definition Classes
    Bundle
  41. def assignTo(that: SInt): Unit

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    Overrides assignment operator

    Overrides assignment operator

    that

    Integer number that will be assigned to the converted floating value

  42. def assignTo(that: UInt): Unit

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    Overrides assignment operator

    Overrides assignment operator

    that

    Integer number that will be assigned to the converted floating value

  43. def clone(): Bundle

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    Definition Classes
    BundleData → AnyRef
  44. var cloneFunc: () ⇒ AnyRef

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    Definition Classes
    Bundle
  45. def component: Component

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    Definition Classes
    ContextUser
  46. final def compositAssignFrom(that: AnyRef, target: AnyRef, kind: AnyRef): Unit

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    Definition Classes
    Assignable
  47. var compositeAssign: Assignable

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    Definition Classes
    Assignable
  48. def dirString(): String

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    Definition Classes
    Data
  49. def dontSimplifyIt(): RecFloating.this.type

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    Definition Classes
    Data
  50. def elements: ArrayBuffer[(String, Data)]

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    Return all element of the bundle

    Return all element of the bundle

    Definition Classes
    BundleMultiData
  51. def elementsString: String

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    Definition Classes
    MultiData
  52. final def eq(arg0: AnyRef): Boolean

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    Definition Classes
    AnyRef
  53. def equals(obj: Any): Boolean

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    Definition Classes
    OverridedEqualsHashCode → AnyRef → Any
  54. def existsTag(cond: (SpinalTag) ⇒ Boolean): Boolean

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    Definition Classes
    SpinalTagReady
  55. val exponent: Bits

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    Exponent field (Berkeley encoded)

  56. val exponentSize: Int

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    Recoded exponent size (1 bit wider than the IEEE754 equivalent float)

  57. def filterTag(cond: (SpinalTag) ⇒ Boolean): Iterable[SpinalTag]

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    Definition Classes
    SpinalTagReady
  58. def finalize(): Unit

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    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] )
  59. def find(name: String): Data

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    Definition Classes
    MultiData
  60. def findTag(cond: (SpinalTag) ⇒ Boolean): Option[SpinalTag]

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    Definition Classes
    SpinalTagReady
  61. def flatten: Seq[BaseType]

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    Definition Classes
    MultiDataData
  62. def flattenForeach(body: (BaseType) ⇒ Unit): Unit

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    Definition Classes
    MultiDataData
  63. def flattenLocalName: Seq[String]

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    Definition Classes
    MultiDataData
  64. def flip(): RecFloating.this.type

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    flip the direction of the data

    flip the direction of the data

    Definition Classes
    MultiDataData
  65. def foreachReflectableNameables(doThat: (Any) ⇒ Unit): Unit

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    Definition Classes
    Nameable
  66. def fromFloating(that: Floating): RecFloating

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    Import from an IEEE 754 floating point number

  67. def fromSFix(that: SFix): RecFloating

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    Import from SFix

  68. def fromSInt(that: SInt): RecFloating

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    Import from SInt

  69. def fromUFix(that: UFix): RecFloating

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    Import from UFix

  70. def fromUInt(that: UInt): RecFloating

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    Import from UInt

  71. def genIf(cond: Boolean): RecFloating.this.type

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    Generate this if condition is true

    Generate this if condition is true

    Definition Classes
    Data
  72. def getBitsWidth: Int

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    Return the width of the data

    Return the width of the data

    Definition Classes
    MultiDataData
  73. final def getClass(): Class[_]

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    Definition Classes
    AnyRef → Any
  74. def getComponent(): Component

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    Definition Classes
    DataNameableByComponent
  75. def getComponents(): Seq[Component]

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    Get current component with all parents

    Get current component with all parents

    Definition Classes
    Data
  76. def getDisplayName(): String

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    Definition Classes
    Nameable
  77. def getExponentBias: Int

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    Value of the exponent bias for this float configuration

  78. def getExponentZero: Int

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    Value of the recoded exponent corresponding to the smallest exponent

  79. def getInstanceCounter: Int

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    Definition Classes
    ContextUser
  80. def getMode: Byte

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    Attributes
    protected
    Definition Classes
    Nameable
  81. def getName(default: String): String

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    Definition Classes
    NameableByComponentNameable
  82. def getName(): String

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    Definition Classes
    Nameable
  83. def getRealSource: Any

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    Definition Classes
    Assignable
  84. def getRealSourceNoRec: Any

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    Definition Classes
    DataAssignable
  85. def getRefOwnersChain(): List[Any]

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    Definition Classes
    OwnableRef
  86. def getRootParent: Data

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    Definition Classes
    Data
  87. def getScalaLocationLong: String

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    Definition Classes
    ScalaLocated
  88. def getScalaLocationShort: String

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    Definition Classes
    ScalaLocated
  89. def getScalaTrace(): Throwable

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    Definition Classes
    ScalaLocated
  90. def getTag[T <: SpinalTag](clazz: Class[T]): Option[T]

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    Definition Classes
    SpinalTagReady
  91. def getTags(): Set[SpinalTag]

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    Definition Classes
    SpinalTagReady
  92. def getTypeString: String

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    Definition Classes
    Bundle
  93. def getZero: RecFloating.this.type

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    Create a data set to 0

    Create a data set to 0

    Definition Classes
    MultiDataData
  94. val globalData: GlobalData

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    Definition Classes
    GlobalDataUser
  95. def hasTag[T <: SpinalTag](clazz: Class[T]): Boolean

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    Definition Classes
    SpinalTagReady
  96. def hasTag(spinalTag: SpinalTag): Boolean

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    Definition Classes
    SpinalTagReady
  97. def hashCode(): Int

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    Definition Classes
    OverridedEqualsHashCode → AnyRef → Any
  98. def init(that: BigDecimal): RecFloating.this.type

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    Initialization function

    Initialization function

    that

    initialization value

    returns

    returns initialized object

  99. final def initFrom(that: AnyRef, target: AnyRef = this): Unit

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    Definition Classes
    Data
  100. def instanceAttributes(language: Language): Iterable[Attribute]

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    Definition Classes
    SpinalTagReady
  101. def instanceAttributes: Iterable[Attribute]

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    Definition Classes
    SpinalTagReady
  102. def isAnalog: Boolean

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    Definition Classes
    Data
  103. def isComb: Boolean

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    Definition Classes
    Data
  104. def isDirectionLess: Boolean

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    Definition Classes
    Data
  105. def isEmptyOfTag: Boolean

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    Definition Classes
    SpinalTagReady
  106. def isInOut: Boolean

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    Definition Classes
    Data
  107. def isInfinite: Bool

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  108. def isInput: Boolean

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    Definition Classes
    Data
  109. def isInputOrInOut: Boolean

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    Definition Classes
    Data
  110. final def isInstanceOf[T0]: Boolean

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    Definition Classes
    Any
  111. def isNaN: Bool

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    Return true is the value is a NaN

  112. def isNamed: Boolean

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    Definition Classes
    NameableByComponentNameable
  113. def isNormal: Bool

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    Return true if the number is normal

  114. def isOutput: Boolean

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    Definition Classes
    Data
  115. def isOutputOrInOut: Boolean

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    Definition Classes
    Data
  116. def isPositive: Bool

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    Return true if the value is positive

  117. def isPriorityApplicable(namePriority: Byte): Boolean

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    Definition Classes
    Nameable
  118. def isQNaN: Bool

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    Return true if the value is a Quiet NaN

  119. def isReg: Boolean

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    Definition Classes
    Data
  120. def isSNaN: Bool

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    Return true if the value is a Signalling NaN

  121. def isSpecial: Bool

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    Return true if the number is a special case (NaN or Inf)

  122. def isSubnormal: Bool

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    Return true if the number is subnormal

  123. def isUnnamed: Boolean

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    Definition Classes
    Nameable
  124. def isZero: Bool

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    Return true if the number is +- zero

  125. def keep(): RecFloating.this.type

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    Definition Classes
    Data
  126. val mantissa: Bits

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    Mantissa field without the implicit first bit

  127. val mantissaSize: Int

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    Mantissa field size with the implicit one not included

  128. var name: String

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    Attributes
    protected
    Definition Classes
    Nameable
  129. var nameableRef: Nameable

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    Attributes
    protected
    Definition Classes
    Nameable
  130. final def ne(arg0: AnyRef): Boolean

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    Definition Classes
    AnyRef
  131. def noBackendCombMerge: RecFloating.this.type

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    Definition Classes
    Data
  132. def noCombLoopCheck: RecFloating.this.type

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    Definition Classes
    Data
  133. final def notify(): Unit

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    Definition Classes
    AnyRef
  134. final def notifyAll(): Unit

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    Definition Classes
    AnyRef
  135. def onEachAttributes(doIt: (Attribute) ⇒ Unit): Unit

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    Definition Classes
    SpinalTagReady
  136. var parent: Data

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    Definition Classes
    Data
  137. var parentScope: ScopeStatement

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    Definition Classes
    ContextUser
  138. def pull(): RecFloating.this.type

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    Pull a signal to the top level (use for debugging)

    Pull a signal to the top level (use for debugging)

    Definition Classes
    Data
  139. def purify(): RecFloating.this.type

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    Definition Classes
    Data
  140. def randBoot(): RecFloating.this.type

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    Usefull for register that doesn't need a reset value in RTL, but need a randome value for simulation (avoid x-propagation)

    Usefull for register that doesn't need a reset value in RTL, but need a randome value for simulation (avoid x-propagation)

    Definition Classes
    Data
  141. var refOwner: RefOwnerType

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    Definition Classes
    OwnableRef
  142. def removeAssignments(): RecFloating.this.type

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    Definition Classes
    Data
  143. def removeTag(spinalTag: SpinalTag): RecFloating.this.type

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    Definition Classes
    SpinalTagReady
  144. def removeTags(tags: Iterable[SpinalTag]): RecFloating.this.type

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    Definition Classes
    SpinalTagReady
  145. def resized: RecFloating.this.type

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    Resized data regarding target

    Resized data regarding target

    Definition Classes
    Data
  146. def setAsAnalog(): RecFloating.this.type

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    Definition Classes
    Data
  147. def setAsComb(): RecFloating.this.type

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    Set baseType to Combinatorial

    Set baseType to Combinatorial

    Definition Classes
    MultiDataData
  148. def setAsDirectionLess(): RecFloating.this.type

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    remove the direction (in,out,inout) to a data

    remove the direction (in,out,inout) to a data

    Definition Classes
    MultiDataData
  149. def setAsReg(): RecFloating.this.type

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    Set baseType to reg

    Set baseType to reg

    Definition Classes
    MultiDataData
  150. def setCompositeName(nameable: Nameable, postfix: String, namePriority: Byte): RecFloating.this.type

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    Definition Classes
    Nameable
  151. def setCompositeName(nameable: Nameable, postfix: String, weak: Boolean): RecFloating.this.type

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    Definition Classes
    Nameable
  152. def setCompositeName(nameable: Nameable, postfix: String): RecFloating.this.type

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    Definition Classes
    Nameable
  153. def setCompositeName(nameable: Nameable, namePriority: Byte): RecFloating.this.type

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    Definition Classes
    Nameable
  154. def setCompositeName(nameable: Nameable, weak: Boolean): RecFloating.this.type

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    Definition Classes
    Nameable
  155. def setCompositeName(nameable: Nameable): RecFloating.this.type

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    Definition Classes
    Nameable
  156. def setName(name: String, namePriority: Byte): RecFloating.this.type

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    Definition Classes
    Nameable
  157. def setName(name: String, weak: Boolean): RecFloating.this.type

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    Definition Classes
    Nameable
  158. def setName(name: String): RecFloating.this.type

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    Definition Classes
    Nameable
  159. def setPartialName(name: String, namePriority: Byte): RecFloating.this.type

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    Definition Classes
    Nameable
  160. def setPartialName(name: String, weak: Boolean): RecFloating.this.type

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    Definition Classes
    Nameable
  161. def setPartialName(owner: Nameable, name: String, namePriority: Byte): RecFloating.this.type

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    Definition Classes
    Nameable
  162. def setPartialName(owner: Nameable, name: String, weak: Boolean): RecFloating.this.type

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    Definition Classes
    Nameable
  163. def setPartialName(name: String): RecFloating.this.type

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    Definition Classes
    Nameable
  164. def setPartialName(owner: Nameable, name: String): RecFloating.this.type

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    Definition Classes
    Nameable
  165. def setRefOwner(that: Any): Unit

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    Definition Classes
    OwnableRef
  166. def setScalaLocated(source: ScalaLocated): RecFloating.this.type

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    Definition Classes
    ScalaLocated
  167. def setWeakName(name: String): RecFloating.this.type

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    Definition Classes
    Nameable
  168. val sign: Bool

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    Sign field (true when negative)

  169. def spinalTags: Set[SpinalTag]

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    Definition Classes
    SpinalTagReady
  170. final def synchronized[T0](arg0: ⇒ T0): T0

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    Definition Classes
    AnyRef
  171. def toFloating: Floating

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    Convert to classic IEEE 754 floating point number

  172. def toSFix(peak: ExpNumber, resolution: ExpNumber): SFix

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    Convert floating point to SFix with resolution

  173. def toSFix(peak: ExpNumber, width: BitCount): SFix

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    Convert floating point to SFix with width

  174. def toSInt(width: Int): SInt

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    Convert floating point to SInt

  175. def toString(): String

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    Definition Classes
    BundleNameable → AnyRef → Any
  176. def toUFix(peak: ExpNumber, resolution: ExpNumber): UFix

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    Convert floating point to SFix with resolution

  177. def toUFix(peak: ExpNumber, width: BitCount): UFix

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    Convert floating point to SFix with width

  178. def toUInt(width: Int): UInt

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    Convert floating point to UInt

  179. def unsetName(): RecFloating.this.type

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    Definition Classes
    Nameable
  180. final def wait(): Unit

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    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  181. final def wait(arg0: Long, arg1: Int): Unit

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    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  182. final def wait(arg0: Long): Unit

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    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

Deprecated Value Members

  1. def asDirectionLess(): RecFloating.this.type

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    Definition Classes
    Data
    Annotations
    @deprecated
    Deprecated

    use setAsDirectionLess instead

Inherited from Serializable

Inherited from Serializable

Inherited from Product

Inherited from Equals

Inherited from Bundle

Inherited from OverridedEqualsHashCode

Inherited from MultiData

Inherited from Data

Inherited from SpinalTagReady

Inherited from Assignable

Inherited from NameableByComponent

Inherited from Nameable

Inherited from OwnableRef

Inherited from ContextUser

Inherited from ScalaLocated

Inherited from GlobalDataUser

Inherited from AnyRef

Inherited from Any

Ungrouped