spinal.core

BitVector

Related Doc: package core

abstract class BitVector extends BaseType with Widthable

BitVector is a family of types for storing multiple bits of information in a single value. This type has three subtypes that can be used to model different behaviours:

See also

BitVector Documentation

Linear Supertypes
Known Subclasses
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Inherited
  1. BitVector
  2. Widthable
  3. WidthProvider
  4. BaseType
  5. Expression
  6. StatementDoubleLinkedContainer
  7. DoubleLinkedContainer
  8. DeclarationStatement
  9. LeafStatement
  10. Statement
  11. BaseNode
  12. ExpressionContainer
  13. Data
  14. ScalaLocated
  15. SpinalTagReady
  16. Assignable
  17. NameableByComponent
  18. Nameable
  19. OwnableRef
  20. ContextUser
  21. GlobalDataUser
  22. AnyRef
  23. Any
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Instance Constructors

  1. new BitVector()

Type Members

  1. abstract type RefOwnerType

    Definition Classes
    OwnableRef
  2. abstract type T <: BitVector

    Used to know the data type of the children class of BitVector

Abstract Value Members

  1. abstract def apply(offset: UInt, bitCount: BitCount): BitVector.this.type

    Return a range of bits at offset and of width bitCount

    Return a range of bits at offset and of width bitCount

    Example:
    1. val myBool = myBits(myUInt, 2 bits)
  2. abstract def apply(offset: Int, bitCount: BitCount): BitVector.this.type

    Return a range of bits at offset and of width bitCount

    Return a range of bits at offset and of width bitCount

    Example:
    1. val myBool = myBits(3, 2 bits)
  3. abstract def apply(bitId: UInt): Bool

    Return the bit at index bitId

    Return the bit at index bitId

    Example:
    1. val myBool = myBits(myUInt)
  4. abstract def apply(bitId: Int): Bool

    Return the bit at index bitId

    Return the bit at index bitId

    Example:
    1. val myBool = myBits(3)
  5. abstract def asBits: Bits

    Cast data to Bits

    Cast data to Bits

    Definition Classes
    Data
  6. abstract def assignFromBits(bits: Bits, hi: Int, low: Int): Unit

    Definition Classes
    Data
  7. abstract def assignFromBits(bits: Bits): Unit

    Definition Classes
    Data
  8. abstract def getAllTrue: BitVector.this.type

  9. abstract def getTypeObject: Any

    Definition Classes
    Expression
  10. abstract def getZero: BitVector.this.type

    Create a data set to 0

    Create a data set to 0

    Definition Classes
    Data
  11. abstract def getZeroUnconstrained: BitVector.this.type

  12. abstract def opName: String

    Definition Classes
    Expression
  13. abstract def resize(width: BitCount): BitVector

  14. abstract def resize(width: Int): BitVector

    Resize the bitVector to width

    Resize the bitVector to width

    returns

    a resized bitVector

    Example:
    1. val res = myBits.resize(10)
  15. abstract def rotateLeft(that: Int): T

    Left rotation of that bits

  16. abstract def rotateRight(that: Int): T

    Right rotation of that bits

  17. abstract def setAll(): Unit

    Set all bits

Concrete Value Members

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

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

    Concatenation between two data

    Concatenation between two data

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

    Definition Classes
    AnyRef → Any
  4. def =/=(that: MaskedLiteral): Bool

    BitVector is not equal to MaskedLiteral

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

    Definition Classes
    AnyRef → Any
  6. def ===(that: MaskedLiteral): Bool

    Compare a BitVector with a MaskedLiteral (M"110--0")

    Compare a BitVector with a MaskedLiteral (M"110--0")

    that

    the maskedLiteral

    returns

    a Bool data containing the result of the comparison

    Example:
    1. val myBool = myBits === M"0-1"
  7. var _spinalTags: Set[SpinalTag]

    Definition Classes
    SpinalTagReady
  8. def addAttribute(attribute: Attribute): BitVector.this.type

    Definition Classes
    BaseTypeDataSpinalTagReady
  9. def addAttribute(name: String, value: String): BitVector.this.type

    Definition Classes
    SpinalTagReady
  10. def addAttribute(name: String): BitVector.this.type

    Definition Classes
    SpinalTagReady
  11. def addTag(spinalTag: SpinalTag): BitVector.this.type

    Definition Classes
    SpinalTagReady
  12. def addTags(tags: Iterable[SpinalTag]): BitVector.this.type

    Definition Classes
    SpinalTagReady
  13. var algoIncrementale: Int

    Definition Classes
    BaseNode
  14. var algoInt: Int

    Definition Classes
    BaseNode
  15. def allowDirectionLessIo: BitVector.this.type

    Definition Classes
    Data
  16. def allowOverride: BitVector.this.type

    Allow a data to be overrided

    Allow a data to be overrided

    Definition Classes
    Data
  17. def allowPruning(): BitVector.this.type

    Definition Classes
    Data
  18. def allowSimplifyIt(): BitVector.this.type

    Definition Classes
    BaseTypeData
  19. def allowUnsetRegToAvoidLatch: BitVector.this.type

    Definition Classes
    Data
  20. def andR: Bool

    Logical AND of all bits

  21. def apply(range: Range): BitVector.this.type

    Return a range of bits

    Return a range of bits

    Example:
    1. val myBool = myBits(3 downto 1)
  22. def asBools: Vec[Bool]

    Cast the BitVector into a Vector of Bool

    Cast the BitVector into a Vector of Bool

    returns

    a vector of Bool

  23. def asData: Data

    Definition Classes
    Data
  24. def asDirectionLess(): BitVector.this.type

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

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

    Definition Classes
    BaseTypeData
  25. def asInOut(): BitVector.this.type

    set a data as inout

    set a data as inout

    Definition Classes
    BaseTypeData
  26. def asInput(): BitVector.this.type

    Set a data as input

    Set a data as input

    Definition Classes
    BaseTypeData
  27. final def asInstanceOf[T0]: T0

    Definition Classes
    Any
  28. def asOutput(): BitVector.this.type

    Set a data as output

    Set a data as output

    Definition Classes
    BaseTypeData
  29. def assignDontCare(): BitVector.this.type

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

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

    Definition Classes
    Data
  32. def clearAll(): Unit

    Clear all bits

  33. var clockDomain: ClockDomain

    Definition Classes
    BaseType
  34. def clone(): BitVector.this.type

    Definition Classes
    BitVectorBaseTypeData → AnyRef
  35. def component: Component

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

    Definition Classes
    Assignable
  37. var compositeAssign: Assignable

    Definition Classes
    Assignable
  38. def dirString(): String

    Definition Classes
    Data
  39. def dlcAppend(that: AssignmentStatement): BitVector.this.type

    Definition Classes
    DoubleLinkedContainer
  40. def dlcForeach[T >: AssignmentStatement](func: (T) ⇒ Unit): Unit

    Definition Classes
    DoubleLinkedContainer
  41. def dlcHasOnlyOne: Boolean

    Definition Classes
    DoubleLinkedContainer
  42. var dlcHead: AssignmentStatement

    Definition Classes
    DoubleLinkedContainer
  43. def dlcIsEmpty: Boolean

    Definition Classes
    DoubleLinkedContainer
  44. var dlcLast: AssignmentStatement

    Definition Classes
    DoubleLinkedContainer
  45. def dlcPrepend(that: AssignmentStatement): BitVector.this.type

    Definition Classes
    DoubleLinkedContainer
  46. def dontSimplifyIt(): BitVector.this.type

    Definition Classes
    BaseTypeData
  47. final def eq(arg0: AnyRef): Boolean

    Definition Classes
    AnyRef
  48. def equals(arg0: Any): Boolean

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

    Definition Classes
    SpinalTagReady
  50. def filterTag(cond: (SpinalTag) ⇒ Boolean): Iterable[SpinalTag]

    Definition Classes
    SpinalTagReady
  51. def finalize(): Unit

    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] )
  52. def findTag(cond: (SpinalTag) ⇒ Boolean): Option[SpinalTag]

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

    Definition Classes
    BaseTypeData
  54. def flattenLocalName: Seq[String]

    Definition Classes
    BaseTypeData
  55. def flip(): BitVector.this.type

    flip the direction of the data

    flip the direction of the data

    Definition Classes
    Data
  56. def foreachClockDomain(func: (ClockDomain) ⇒ Unit): Unit

    Definition Classes
    BaseTypeStatement
  57. def foreachDrivingExpression(func: (Expression) ⇒ Unit): Unit

    Definition Classes
    ExpressionContainer
  58. def foreachExpression(func: (Expression) ⇒ Unit): Unit

  59. def foreachReflectableNameables(doThat: (Any) ⇒ Unit): Unit

    Definition Classes
    Nameable
  60. def foreachStatements(func: (AssignmentStatement) ⇒ Unit): Unit

  61. def genIf(cond: Boolean): BitVector.this.type

    Generate this if condition is true

    Generate this if condition is true

    Definition Classes
    Data
  62. def getBitsWidth: Int

    Return the width of the data

    Return the width of the data

    Definition Classes
    BitVectorData
  63. final def getClass(): Class[_]

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

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

    Get current component with all parents

    Get current component with all parents

    Definition Classes
    Data
  66. def getDisplayName(): String

    Definition Classes
    Nameable
  67. def getDrivingReg: BitVector.this.type

    Definition Classes
    BaseType
  68. def getInstanceCounter: Int

    Definition Classes
    ContextUser
  69. def getName(): String

    Definition Classes
    NameableByComponentNameable
  70. def getName(default: String): String

    Definition Classes
    Nameable
  71. def getRealSource: Any

    Definition Classes
    Assignable
  72. def getRealSourceNoRec: Any

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

    Definition Classes
    OwnableRef
  74. def getRootParent: Data

    Definition Classes
    Data
  75. def getScalaLocationLong: String

    Definition Classes
    ScalaLocated
  76. def getScalaLocationShort: String

    Definition Classes
    ScalaLocated
  77. def getSingleDriver: Option[BitVector.this.type]

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

    Definition Classes
    SpinalTagReady
  79. def getWidth: Int

    Definition Classes
    WidthableWidthProvider
  80. def getWidthNoInferation: Int

    Return the width

  81. def getWidthStringNoInferation: String

  82. val globalData: GlobalData

    Definition Classes
    GlobalDataUser
  83. def hasInit: Boolean

    Does the base type have initial value

    Does the base type have initial value

    Definition Classes
    BaseType
  84. def hasOnlyOneStatement: Boolean

  85. def hasTag(spinalTag: SpinalTag): Boolean

    Definition Classes
    SpinalTagReady
  86. def hashCode(): Int

    Definition Classes
    AnyRef → Any
  87. def head: AssignmentStatement

  88. def high: Int

    Return the upper bound

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

    Definition Classes
    Data
  90. def insertNext(s: Statement): Unit

    Definition Classes
    Statement
  91. def instanceAttributes(language: Language): Iterable[Attribute]

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

    Definition Classes
    SpinalTagReady
  93. def isAnalog: Boolean

    Definition Classes
    BaseTypeData
  94. def isComb: Boolean

    Definition Classes
    BaseTypeData
  95. def isDirectionLess: Boolean

    Definition Classes
    Data
  96. def isEmptyOfTag: Boolean

    Definition Classes
    SpinalTagReady
  97. def isInOut: Boolean

    Definition Classes
    Data
  98. def isInput: Boolean

    Definition Classes
    Data
  99. def isInputOrInOut: Boolean

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

    Definition Classes
    Any
  101. def isNamed: Boolean

    Definition Classes
    Nameable
  102. def isOutput: Boolean

    Definition Classes
    Data
  103. def isOutputOrInOut: Boolean

    Definition Classes
    Data
  104. def isReg: Boolean

    Definition Classes
    BaseTypeData
  105. def isTypeNode: Boolean

    Is the baseType a node

    Is the baseType a node

    Definition Classes
    BaseType
  106. def isUnnamed: Boolean

    Definition Classes
    Nameable
  107. def isUsingResetSignal: Boolean

    Is the basetype using reset signal

    Is the basetype using reset signal

    Definition Classes
    BaseType
  108. def isUsingSoftResetSignal: Boolean

    Is the basetype using soft reset signal

    Is the basetype using soft reset signal

    Definition Classes
    BaseType
  109. def isVital: Boolean

    Check if the baseType is vital

    Check if the baseType is vital

    Definition Classes
    BaseType
  110. def keep(): BitVector.this.type

    Definition Classes
    Data
  111. var lastScopeStatement: Statement

    Definition Classes
    Statement
  112. def lsb: Bool

    Return the least significant bit

  113. def msb: Bool

    Return the most significant bit

  114. def mux[T2 <: Data](mappings: (Any, T2)*): T2

    Definition Classes
    BaseType
  115. def muxList[T2 <: Data](defaultValue: T2, mappings: Seq[(Any, T2)]): T2

    Definition Classes
    BaseType
  116. def muxList[T2 <: Data](mappings: Seq[(Any, T2)]): T2

    Definition Classes
    BaseType
  117. final def ne(arg0: AnyRef): Boolean

    Definition Classes
    AnyRef
  118. def newExtract(offset: UInt, size: Int, extract: BitVectorRangedAccessFloating): BitVector.this.type

    Extract a range of bits of the BitVector

  119. def newExtract(hi: Int, lo: Int, accessFactory: ⇒ BitVectorRangedAccessFixed): BitVector.this.type

    Extract a range of bits of the BitVector

  120. def newExtract(bitId: UInt, extract: BitVectorBitAccessFloating): Bool

    Extract a bit of the BitVector

  121. def newExtract(bitId: Int, extract: BitVectorBitAccessFixed): Bool

    Extract a bit of the BitVector

  122. var nextScopeStatement: Statement

    Definition Classes
    Statement
  123. def noBackendCombMerge: BitVector.this.type

    Definition Classes
    Data
  124. def noCombLoopCheck: BitVector.this.type

    Definition Classes
    Data
  125. def normalizeInputs: Unit

    Definition Classes
    BaseTypeExpressionContainer
  126. final def notify(): Unit

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

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

    Definition Classes
    SpinalTagReady
  129. def orR: Bool

    Logical OR of all bits

  130. var parent: Data

    Definition Classes
    Data
  131. var parentScope: ScopeStatement

    Definition Classes
    ContextUser
  132. def pull(): BitVector.this.type

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

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

    Definition Classes
    Data
  133. def randBoot(): BitVector.this.type

    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
  134. def range: Range

    Return the range

  135. var refOwner: RefOwnerType

    Definition Classes
    OwnableRef
  136. def remapDrivingExpressions(func: (Expression) ⇒ Expression): Unit

    Definition Classes
    ExpressionContainer
  137. def remapExpressions(func: (Expression) ⇒ Expression): Unit

  138. def removeAssignments(): BitVector.this.type

    Remove all assignements of the base type

    Remove all assignements of the base type

    Definition Classes
    BaseTypeData
  139. def removeStatement(): Unit

    Definition Classes
    BaseTypeStatement
  140. def removeStatementFromScope(): Unit

    Definition Classes
    Statement
  141. def removeTag(spinalTag: SpinalTag): BitVector.this.type

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

    Definition Classes
    SpinalTagReady
  143. def resized: BitVector.this.type

    Resized data regarding target

    Resized data regarding target

    Definition Classes
    Data
  144. def rootScopeStatement: ScopeStatement

    Definition Classes
    BaseTypeStatement
  145. def rotateLeft(that: UInt): T

    Left rotation of that Bits

  146. def rotateRight(that: UInt): T

    Right rotation of that Bits

  147. def setAllTo(value: Bool): Unit

    Set all bits to value

  148. def setAllTo(value: Boolean): Unit

    Set all bits to value

  149. def setAsAnalog(): BitVector.this.type

    Definition Classes
    BaseTypeData
  150. def setAsComb(): BitVector.this.type

    Set baseType to Combinatorial

    Set baseType to Combinatorial

    Definition Classes
    BaseType
  151. def setAsReg(): BitVector.this.type

    Set baseType to reg

    Set baseType to reg

    Definition Classes
    BaseType
  152. def setAsTypeNode(): BitVector.this.type

    Set baseType to Node

    Set baseType to Node

    Definition Classes
    BaseType
  153. def setAsVital(): BitVector.this.type

    Set the baseType to vital

    Set the baseType to vital

    Definition Classes
    BaseType
  154. def setCompositeName(nameable: Nameable, postfix: String, weak: Boolean): BitVector.this.type

    Definition Classes
    Nameable
  155. def setCompositeName(nameable: Nameable, postfix: String): BitVector.this.type

    Definition Classes
    Nameable
  156. def setCompositeName(nameable: Nameable, weak: Boolean): BitVector.this.type

    Definition Classes
    Nameable
  157. def setCompositeName(nameable: Nameable): BitVector.this.type

    Definition Classes
    Nameable
  158. def setName(name: String, weak: Boolean = false): BitVector.this.type

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

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

    Definition Classes
    Nameable
  161. def setPartialName(name: String): BitVector.this.type

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

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

    Definition Classes
    OwnableRef
  164. def setScalaLocated(source: ScalaLocated): BitVector.this.type

    Definition Classes
    ScalaLocated
  165. def setWeakName(name: String): BitVector.this.type

    Definition Classes
    Nameable
  166. def setWidth(width: Int): BitVector.this.type

    Set the width of the BitVector

    Set the width of the BitVector

    width

    the width of the data

    returns

    the BitVector of a given size

  167. def simplifyNode: Expression

    Definition Classes
    Expression
  168. def spinalTags: Set[SpinalTag]

    Definition Classes
    SpinalTagReady
  169. def subdivideIn(sliceWidth: BitCount): Vec[T]

    Split the BitVector into slice of x bits * @example

    Split the BitVector into slice of x bits * @example

    val res = myBits.subdiviedIn(3 bits)
    sliceWidth

    the width of the slice

    returns

    a Vector of slices

  170. def subdivideIn(sliceCount: SlicesCount): Vec[T]

    Split the BitVector into x slice

    Split the BitVector into x slice

    sliceCount

    the width of the slice

    returns

    a Vector of slices

    Example:
    1. val res = myBits.subdiviedIn(3 slices)
  171. final def synchronized[T0](arg0: ⇒ T0): T0

    Definition Classes
    AnyRef
  172. def toString(): String

    Definition Classes
    BitVectorBaseTypeExpressionNameable → AnyRef → Any
  173. def toStringMultiLine(): String

    Definition Classes
    BaseNode
  174. def unsetName(): BitVector.this.type

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

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

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

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  178. def walkDrivingExpressions(func: (Expression) ⇒ Unit): Unit

    Definition Classes
    ExpressionContainer
  179. def walkExpression(func: (Expression) ⇒ Unit): Unit

    Definition Classes
    ExpressionContainer
  180. def walkParentTreeStatements(func: (TreeStatement) ⇒ Unit): Unit

    Definition Classes
    Statement
  181. def walkParentTreeStatementsUntilRootScope(func: (TreeStatement) ⇒ Unit): Unit

    Definition Classes
    Statement
  182. def walkRemapDrivingExpressions(func: (Expression) ⇒ Expression): Unit

    Definition Classes
    ExpressionContainer
  183. def walkRemapExpressions(func: (Expression) ⇒ Expression): Unit

    Definition Classes
    ExpressionContainer
  184. def wrapCast[T <: BaseType](result: T, node: Cast): T

    Definition Classes
    BaseType
  185. def xorR: Bool

    Logical XOR of all bits

Inherited from Widthable

Inherited from WidthProvider

Inherited from BaseType

Inherited from Expression

Inherited from DeclarationStatement

Inherited from LeafStatement

Inherited from Statement

Inherited from BaseNode

Inherited from ExpressionContainer

Inherited from Data

Inherited from ScalaLocated

Inherited from SpinalTagReady

Inherited from Assignable

Inherited from NameableByComponent

Inherited from Nameable

Inherited from OwnableRef

Inherited from ContextUser

Inherited from GlobalDataUser

Inherited from AnyRef

Inherited from Any

Ungrouped