Chisel

Flo

class Flo extends Bits with Num[Flo]

A 32 bit floating point representation class Create using the Flo object

Source
FP.scala
Linear Supertypes
Num[Flo], Bits, proc, Data, Node, Nameable, AnyRef, Any
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Inherited
  1. Flo
  2. Num
  3. Bits
  4. proc
  5. Data
  6. Node
  7. Nameable
  8. AnyRef
  9. Any
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  1. Public
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Instance Constructors

  1. new Flo()

Type Members

  1. type T = Flo

Value Members

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

    Definition Classes
    AnyRef
  2. final def !=(arg0: Any): Boolean

    Definition Classes
    Any
  3. def ##[T <: Data](right: T): Flo.this.type

    Cat bits together to into a single data object with the width of both combined

    Cat bits together to into a single data object with the width of both combined

    Definition Classes
    BitsData
  4. def ##(b: Node): Node

    The cat operator to combine two values

    The cat operator to combine two values

    0x5 ## 0x3 => 0x53
    b

    Node to cat after

    returns

    a new node as the combination of both this node and b

    Definition Classes
    Node
  5. final def ##(): Int

    Definition Classes
    AnyRef → Any
  6. def %(b: Flo): Flo

    Definition Classes
    FloNum
  7. def %(b: Bits): Bits

    Definition Classes
    Bits
  8. def &(b: Bits): Flo.this.type

    Bitwise and

    Bitwise and

    Definition Classes
    Bits
  9. def *(b: Flo): Flo

    Definition Classes
    FloNum
  10. def *(b: Bits): Bits

    Definition Classes
    Bits
  11. def +(b: Flo): Flo

    Definition Classes
    FloNum
  12. def +(b: Bits): Bits

    Definition Classes
    Bits
  13. def -(b: Flo): Flo

    Definition Classes
    FloNum
  14. def -(b: Bits): Bits

    Definition Classes
    Bits
  15. def /(b: Flo): Flo

    Definition Classes
    FloNum
  16. def /(b: Bits): Bits

    Definition Classes
    Bits
  17. def :=(that: Data): Unit

    Definition Classes
    Data
  18. def <(b: Flo): Bool

    Definition Classes
    FloNum
  19. def <<(b: UInt): Flo.this.type

    Shift left operation

    Shift left operation

    Definition Classes
    Bits
  20. def <=(b: Flo): Bool

    Definition Classes
    FloNum
  21. def <>(src: Node): Unit

    Connect I/O of modules with the same name

    Connect I/O of modules with the same name

    src

    Node to attempt to connect to this instantiation

    Definition Classes
    BitsNode
  22. def =/=(b: Flo): Bool

  23. def =/=(that: BitPat): Bool

    Definition Classes
    Bits
  24. def =/=(b: Bits): Bool

    not equal to

    not equal to

    Definition Classes
    Bits
  25. def =/=[T <: Data](right: T): Bool

    Definition Classes
    Data
  26. final def ==(arg0: AnyRef): Boolean

    Definition Classes
    AnyRef
  27. final def ==(arg0: Any): Boolean

    Definition Classes
    Any
  28. def ===(b: Flo): Bool

  29. def ===(that: BitPat): Bool

    Definition Classes
    Bits
  30. def ===[T <: Data](right: T): Bool

    Definition Classes
    BitsData
  31. def >(b: Flo): Bool

    Definition Classes
    FloNum
  32. def >=(b: Flo): Bool

    Definition Classes
    FloNum
  33. def W0Wtransform(): Unit

    Eliminate any zero-width wires attached to this node

    Eliminate any zero-width wires attached to this node

    returns

    if the node was modified

    Definition Classes
    Node
  34. def ^(b: Bits): Flo.this.type

    Bitwise xor

    Bitwise xor

    Definition Classes
    Bits
  35. def ^^(src: Node): Unit

    Definition Classes
    Node
  36. val _id: Int

    The unique id of this node

    The unique id of this node

    Definition Classes
    Node
  37. def _isComplementOf(x: Node): Boolean

    Definition Classes
    Node
  38. def acos: Flo

  39. def andR(): Bool

    reduction and, and all bits together

    reduction and, and all bits together

    Definition Classes
    Bits
  40. final def apply(range: (Int, Int)): UInt

    Extract a range of bits, inclusive from hi to lo

    Extract a range of bits, inclusive from hi to lo

    Definition Classes
    Bits
  41. final def apply(hi: UInt, lo: UInt): UInt

    Extract a range of bits, inclusive from hi to lo

    Extract a range of bits, inclusive from hi to lo

    Definition Classes
    Bits
  42. final def apply(hi: Int, lo: Int): UInt

    Extract a range of bits, inclusive from hi to lo

    Extract a range of bits, inclusive from hi to lo

    myBits = 0x5, myBits(1,0) => 0x3
    Definition Classes
    Bits
  43. final def apply(bit: UInt): Bool

    Extract a single bit at position 'bit' as a Bool

    Extract a single bit at position 'bit' as a Bool

    Definition Classes
    Bits
  44. final def apply(bit: Int): Bool

    Extract a single Bool at index *bit*.

    Extract a single Bool at index *bit*.

    Definition Classes
    Bits
  45. def apply(name: String): Data

    Definition Classes
    BitsData
  46. def asDirectionless(): Flo.this.type

    Set this Bits instantiation to be neither of INPUT or OUTPUT

    Set this Bits instantiation to be neither of INPUT or OUTPUT

    Definition Classes
    BitsData
  47. def asInput(): Flo.this.type

    Set this Bits instatiation to be an INPUT

    Set this Bits instatiation to be an INPUT

    Definition Classes
    BitsData
  48. final def asInstanceOf[T0]: T0

    Definition Classes
    Any
  49. def asOutput(): Flo.this.type

    Set this Bits instatiation to be an OUTPUT

    Set this Bits instatiation to be an OUTPUT

    returns

    this instance with its exact type.

    Definition Classes
    BitsData
  50. final def asTypeFor(node: Node): Flo.this.type

    assigns this instance as the data type for *node*.

    assigns this instance as the data type for *node*.

    Attributes
    protected[Chisel]
    Definition Classes
    Bits
  51. def asin: Flo

  52. def assign(src: Node): Unit

    Definition Classes
    BitsNode
  53. def atan: Flo

  54. def bitSet(off: UInt, dat: UInt): Flo.this.type

    Set bit 'off' in data dat

    Set bit 'off' in data dat

    off

    which bit to set

    dat

    A UInt in which to set the bit

    Definition Classes
    Bits
  55. def canCSE: Boolean

    Definition Classes
    Node
  56. def ceil: Flo

  57. lazy val chiselName: String

    Definition Classes
    Node
  58. var clock: Option[Clock]

    The clock for this node

    The clock for this node

    Definition Classes
    Node
  59. def clone(): Flo.this.type

    Definition Classes
    Data → AnyRef
  60. def cloneType(): Flo.this.type

    Copy this instantiation of the Chisel Data type with all parameters such as width and I/O direction the same

    Copy this instantiation of the Chisel Data type with all parameters such as width and I/O direction the same

    Definition Classes
    BitsData
  61. def colonEquals(that: Bits): Unit

    Assignment operator

    Assignment operator

    Attributes
    protected
    Definition Classes
    FloBitsData
  62. def colonEquals[T <: Data](that: Iterable[T]): Unit

    Attributes
    protected
    Definition Classes
    Data
  63. def colonEquals(that: Bundle): Unit

    Attributes
    protected
    Definition Classes
    Data
  64. var comp: Option[proc]

    Definition Classes
    Data
  65. def componentOf: Module

    Get the module that this node is a part of or the top module if not assigned yet

    Get the module that this node is a part of or the top module if not assigned yet

    returns

    The module that this node is a part of

    Definition Classes
    Node
  66. val consumers: LinkedHashSet[Node]

    nodes that consume one of my outputs

    nodes that consume one of my outputs

    Definition Classes
    Node
  67. def cos: Flo

  68. def create(dir: IODirection, width: Int): Unit

    Definition Classes
    Bits
  69. def dblLitValue: Double

    Convert the node literal to a Double

    Convert the node literal to a Double

    Definition Classes
    Node
  70. def default: proc

    Attributes
    protected
    Definition Classes
    proc
  71. def defaultMissing: Boolean

    Attributes
    protected
    Definition Classes
    proc
  72. def defaultRequired: Boolean

    Definition Classes
    Bitsproc
  73. var dir: IODirection

    Definition Classes
    Bits
  74. def doProcAssign(src: Node, cond: Bool): Unit

    Attributes
    protected[Chisel]
    Definition Classes
    proc
  75. var driveRand: Boolean

    Definition Classes
    Node
  76. final def eq(arg0: AnyRef): Boolean

    Definition Classes
    AnyRef
  77. def equals(that: Any): Boolean

    Compare two nodes

    Compare two nodes

    that

    the node to compare with

    Definition Classes
    Node → AnyRef → Any
  78. def equalsForCSE(x: Node): Boolean

    Definition Classes
    Node
  79. def error(b: Bits): Bits

    Error shown when operation is not defined

    Error shown when operation is not defined

    Definition Classes
    Bits
    Exceptions thrown
    ChiselException

    if the operation is not defined

  80. def finalize(): Unit

    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] )
  81. def flatten: Array[(String, Bits)]

    Definition Classes
    BitsData
  82. def flip(): Flo.this.type

    Change INPUT to OUTPUT and OUTPUT to INPUT

    Change INPUT to OUTPUT and OUTPUT to INPUT

    Definition Classes
    BitsData
  83. def floLitValue: Float

    Convert the node literal to a Float

    Convert the node literal to a Float

    Definition Classes
    Node
  84. def floor: Flo

  85. def forceMatchingWidths: Unit

    Force the width of this nodes input to have the same width this if known if input node width is known force width of this node

    Force the width of this nodes input to have the same width this if known if input node width is known force width of this node

    Definition Classes
    BitsNode
  86. def fromBits(b: Bits): Flo.this.type

    Definition Classes
    Data
  87. def fromInt(x: Int): Flo.this.type

    Get the floating point representation of an Int

    Get the floating point representation of an Int

    Definition Classes
    FloBits
  88. def fromNode(n: Node): Flo.this.type

    Convert a node to a Flo

    Convert a node to a Flo

    Definition Classes
    FloData
  89. def gen[T <: Bits](): T

    Get Flo as an instance of T

  90. final def getClass(): Class[_]

    Definition Classes
    AnyRef → Any
  91. def getNode: Node

    returns

    The root node input

    Definition Classes
    BitsNode
  92. def getWidth(): Int

    returns

    the width or number of bits used by this node

    Definition Classes
    Node
    Exceptions thrown
    ChiselException

    if the width of the node is unknown

  93. def hashCode(): Int

    returns

    the unique hashCode for this node

    Definition Classes
    Node → AnyRef → Any
  94. def hashCodeForCSE: Int

    Definition Classes
    Node
  95. def illegalAssignment(that: Any): Unit

    Attributes
    protected
    Definition Classes
    Data
  96. def infer: Boolean

    Called while we're walking the graph inferring the width of nodes.

    Called while we're walking the graph inferring the width of nodes. We return true if we should continue to walk the graph, either because there's a node whose width we don't know, or because we updated a node's width.

    Definition Classes
    Node
  97. def init(n: String, w: Int, ins: Node*): Node

    Init the node and calculate its width and add inputs to the node

    Init the node and calculate its width and add inputs to the node

    n

    name of node

    w

    the bit width of the node

    ins

    Nodes that are inputs to this node

    Definition Classes
    Node
  98. def init(n: String, widthFunc: (⇒ Node) ⇒ Width, ins: Node*): Node

    Init the node and calculate its width and add inputs to the node

    Init the node and calculate its width and add inputs to the node

    n

    name of node

    widthFunc

    the function to use to calculate the width of the node

    ins

    Nodes that are inputs to this node

    Definition Classes
    Node
  99. def initOf(n: String, widthfunc: (⇒ Node) ⇒ Width, ins: Iterable[Node]): Node

    Init the node and calculate its width and add inputs to the node

    Init the node and calculate its width and add inputs to the node

    n

    name of node

    widthfunc

    the function to use to calculate the width of the node

    ins

    Nodes that are inputs to this node

    Definition Classes
    Node
  100. val inputs: ArrayBuffer[Node]

    The inputs that this node depends on

    The inputs that this node depends on

    Definition Classes
    Node
  101. def isDirectionless: Boolean

    returns

    this instantiation is neither of INPUT or OUTPUT

    Definition Classes
    BitsData
  102. final def isInstanceOf[T0]: Boolean

    Definition Classes
    Any
  103. def isIo: Boolean

    returns

    this node is an I/O Node for a module

    Definition Classes
    Node
  104. def isIo_=(isIo: Boolean): Unit

    Definition Classes
    Node
  105. final def isLit: Boolean

    This function determines if a node is a literal, a fixed value

    This function determines if a node is a literal, a fixed value

    Definition Classes
    Node
  106. def isTopLevelIO: Boolean

    returns

    is this node I/O for the top level module

    Definition Classes
    Node
  107. var isTypeNode: Boolean

    Definition Classes
    Node
  108. def isTypeOnly: Boolean

    Chisel3 - type-only nodes (no data - no initialization or assignment) This is used to determine which nodes must be Wire() wrapped, and whether Wire() wrapping of the node is legal or not.

    Chisel3 - type-only nodes (no data - no initialization or assignment) This is used to determine which nodes must be Wire() wrapped, and whether Wire() wrapping of the node is legal or not.

    Definition Classes
    DataNode
  109. def isUsedByClockHi: Boolean

    returns

    this node is a Register

    Definition Classes
    Node
  110. def isWired: Boolean

    Definition Classes
    Data
  111. def isZeroWidth: Boolean

    returns

    this node has zero-width

    Definition Classes
    Node
  112. val line: StackTraceElement

    The trace information for chisel for this node

    The trace information for chisel for this node

    Definition Classes
    Node
  113. def litOf: Literal

    returns

    the literal value of a node

    Definition Classes
    Node
    Exceptions thrown
    ChiselException

    if there is no literal value available

  114. def litValue(default: BigInt = BigInt(-1)): BigInt

    returns

    the literal value of the node as a BigInt

    Bool(true).litValue() => BigInt(1)
    Definition Classes
    Node
  115. def log: Flo

  116. def matchWidth(w: Width): Node

    Definition Classes
    BitsNode
  117. def max(b: Flo): Flo

    Definition Classes
    Num
  118. def maybeFlatten: Seq[Node]

    Deprecated: Do not use

    Deprecated: Do not use

    Definition Classes
    Node
  119. def min(b: Flo): Flo

    Definition Classes
    Num
  120. var modified: Boolean

    Definition Classes
    Node
  121. def muxes: Seq[Mux]

    Attributes
    protected[Chisel]
    Definition Classes
    proc
  122. var name: String

    Name of the instance.

    Name of the instance.

    Definition Classes
    Nameable
  123. def nameIt(path: String, isNamingIo: Boolean): Unit

    name this node

    name this node

    Definition Classes
    DataNode
    Note

    use setName in Node rather than this directly

  124. var named: Boolean

    named is used to indicate that name was set explicitly and should not be overriden

    named is used to indicate that name was set explicitly and should not be overriden

    Definition Classes
    Nameable
  125. final def ne(arg0: AnyRef): Boolean

    Definition Classes
    AnyRef
  126. def needWidth(): Int

    returns

    the bitWidth of the node

    Definition Classes
    Node
    Exceptions thrown
    ChiselException

    if the width is not yet defined

  127. final def newBinaryOp(right: Bits, opName: String): Flo.this.type

    Attributes
    protected
    Definition Classes
    Bits
  128. final def newLogicalOp(right: Bits, opName: String): Bool

    Attributes
    protected
    Definition Classes
    Bits
  129. final def newReductionOp(opName: String): Bool

    Attributes
    protected
    Definition Classes
    Bits
  130. final def newUnaryOp(opName: String): Flo.this.type

    Attributes
    protected
    Definition Classes
    Bits
  131. def next: Node

    Attributes
    protected[Chisel]
    Definition Classes
    proc
  132. def nextOpt: Option[Node]

    Attributes
    protected[Chisel]
    Definition Classes
    proc
  133. final def notify(): Unit

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

    Definition Classes
    AnyRef
  135. def orR(): Bool

    reduction or, or all bits together

    reduction or, or all bits together

    Definition Classes
    Bits
  136. def params: Parameters

    Definition Classes
    Data
  137. def pow(b: Flo): Flo

  138. def printTree(writer: PrintStream, depth: Int = 4, indent: String = ""): Unit

    Prints all members of a node and recursively its inputs up to a certain depth level This method is purely used for debugging

    Prints all members of a node and recursively its inputs up to a certain depth level This method is purely used for debugging

    Definition Classes
    Node
  139. def procAssign(src: Node): Unit

    Definition Classes
    Bitsproc
  140. var procAssigned: Boolean

    Attributes
    protected
    Definition Classes
    proc
  141. var prune: Boolean

    Definition Classes
    Node
  142. def replaceTree(newNode: Node): Unit

    Replace the subtree starting from this node with the indicated replacement

    Replace the subtree starting from this node with the indicated replacement

    newNode

    The node to start tree from

    Definition Classes
    Node
  143. def review(): Unit

    Review a node for optimization possibilities if its children have been updated

    Review a node for optimization possibilities if its children have been updated

    Definition Classes
    Node
  144. def round: Flo

  145. def setDefault(src: Node): Unit

    Attributes
    protected
    Definition Classes
    proc
  146. def setIsTypeNode: Unit

    make this node a type node

    make this node a type node

    Definition Classes
    Data
  147. def setIsWired(value: Boolean): Unit

    Definition Classes
    Data
  148. def setName(n: String): Unit

    Set the name of this module to the string 'n'

    Set the name of this module to the string 'n'

    Definition Classes
    Nameable
    Example:
    1. my.io.node.setName("MY_IO_NODE")
  149. def setWidth(w: Int): Unit

    Force the bit width of a node

    Force the bit width of a node

    w

    the bit width to force

    Definition Classes
    Node
  150. def sin: Flo

  151. def sqrt: Flo

  152. final def synchronized[T0](arg0: ⇒ T0): T0

    Definition Classes
    AnyRef
  153. def tan: Flo

  154. def toBits(): UInt

    returns

    This node as a UInt

    Definition Classes
    Node
  155. def toBool(): Bool

    Try to convert this data to a Bool

    Try to convert this data to a Bool

    Definition Classes
    Data
    Exceptions thrown
    ChiselException

    if the width is not 1

  156. def toBools: Vec[Bool]

    Split up this bits instantiation to a Vec of Bools

    Split up this bits instantiation to a Vec of Bools

    Definition Classes
    Bits
  157. lazy val toNode: Node

    Definition Classes
    DataNode
  158. def toSInt(): SInt

    Definition Classes
    FloBits
  159. def toString(): String

    Definition Classes
    Bits → AnyRef → Any
  160. def toUInt(): UInt

    Definition Classes
    FloBits
  161. def unary_-(): Flo

    Definition Classes
    FloNum
  162. def unary_~(): Flo.this.type

    invert all bits with ~

    invert all bits with ~

    Definition Classes
    Bits
  163. def usesInClockHi(i: Node): Boolean

    Definition Classes
    Node
  164. def verifyMuxes: Unit

    Attributes
    protected[Chisel]
    Definition Classes
    proc
  165. final def wait(): Unit

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

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

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  168. def xorR(): Bool

    reduction xor, xor all bits together

    reduction xor, xor all bits together

    Definition Classes
    Bits
  169. def |(b: Bits): Flo.this.type

    Bitwise or

    Bitwise or

    Definition Classes
    Bits

Deprecated Value Members

  1. def !=(b: Flo): Bool

    Annotations
    @deprecated
    Deprecated

    (Since version 3) Use =/= rather than != for chisel comparison

  2. def !=(that: BitPat): Bool

    Definition Classes
    Bits
    Annotations
    @deprecated
    Deprecated

    (Since version 3) Use =/= rather than != for chisel comparison

  3. def !=(b: Bits): Bool

    Definition Classes
    Bits
    Annotations
    @deprecated
    Deprecated

    (Since version 3) Use =/= rather than != for chisel comparison

Inherited from Num[Flo]

Inherited from Bits

Inherited from proc

Inherited from Data

Inherited from Node

Inherited from Nameable

Inherited from AnyRef

Inherited from Any

Ungrouped