scala.tools.nsc.backend.icode.analysis.Liveness

LivenessAnalysis

final class LivenessAnalysis extends DataFlowAnalysis[livenessLattice.type]

Source
Liveness.scala
Linear Supertypes
DataFlowAnalysis[livenessLattice.type], AnyRef, Any
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Inherited
  1. LivenessAnalysis
  2. DataFlowAnalysis
  3. AnyRef
  4. Any
Implicitly
  1. by any2stringadd
  2. by StringFormat
  3. by Ensuring
  4. by ArrowAssoc
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  1. Public
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Instance Constructors

  1. new LivenessAnalysis()

Type Members

  1. type P = Global.icodes.BasicBlock

    A type for program points.

    A type for program points.

    Definition Classes
    LivenessAnalysis → DataFlowAnalysis

Value Members

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

    Definition Classes
    AnyRef → Any

  2. final def ##(): Int

    Definition Classes
    AnyRef → Any

  3. def +(other: String): String

    Implicit information
    This member is added by an implicit conversion from LivenessAnalysis to any2stringadd[LivenessAnalysis] performed by method any2stringadd in scala.Predef.
    Definition Classes
    any2stringadd

  4. def ->[B](y: B): (LivenessAnalysis, B)

    Implicit information
    This member is added by an implicit conversion from LivenessAnalysis to ArrowAssoc[LivenessAnalysis] performed by method ArrowAssoc in scala.Predef.
    Definition Classes
    ArrowAssoc
    Annotations
    @inline()

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

    Definition Classes
    AnyRef → Any

  6. final def asInstanceOf[T0]: T0

    Definition Classes
    Any

  7. def backwardAnalysis(f: (P, Elem) ⇒ Elem): Unit

    Definition Classes
    DataFlowAnalysis

  8. def blockTransfer(b: Global.icodes.BasicBlock, out: Elem): Elem

  9. def clone(): AnyRef

    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

  10. def ensuring(cond: (LivenessAnalysis) ⇒ Boolean, msg: ⇒ Any): LivenessAnalysis

    Implicit information
    This member is added by an implicit conversion from LivenessAnalysis to Ensuring[LivenessAnalysis] performed by method Ensuring in scala.Predef.
    Definition Classes
    Ensuring

  11. def ensuring(cond: (LivenessAnalysis) ⇒ Boolean): LivenessAnalysis

    Implicit information
    This member is added by an implicit conversion from LivenessAnalysis to Ensuring[LivenessAnalysis] performed by method Ensuring in scala.Predef.
    Definition Classes
    Ensuring

  12. def ensuring(cond: Boolean, msg: ⇒ Any): LivenessAnalysis

    Implicit information
    This member is added by an implicit conversion from LivenessAnalysis to Ensuring[LivenessAnalysis] performed by method Ensuring in scala.Predef.
    Definition Classes
    Ensuring

  13. def ensuring(cond: Boolean): LivenessAnalysis

    Implicit information
    This member is added by an implicit conversion from LivenessAnalysis to Ensuring[LivenessAnalysis] performed by method Ensuring in scala.Predef.
    Definition Classes
    Ensuring

  14. final def eq(arg0: AnyRef): Boolean

    Definition Classes
    AnyRef

  15. def equals(arg0: Any): Boolean

    Definition Classes
    AnyRef → Any

  16. def finalize(): Unit

    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] )

  17. def formatted(fmtstr: String): String

    Implicit information
    This member is added by an implicit conversion from LivenessAnalysis to StringFormat[LivenessAnalysis] performed by method StringFormat in scala.Predef.
    Definition Classes
    StringFormat
    Annotations
    @inline()

  18. def forwardAnalysis(f: (P, Elem) ⇒ Elem): Unit

    Implements forward dataflow analysis: the transfer function is applied when inputs to a Program point change, to obtain the new output value.

    Implements forward dataflow analysis: the transfer function is applied when inputs to a Program point change, to obtain the new output value.

    f

    the transfer function.

    Definition Classes
    DataFlowAnalysis

  19. val gen: Map[Global.icodes.BasicBlock, Set[Global.icodes.Local]]

  20. def genAndKill(b: Global.icodes.BasicBlock): (Set[Global.icodes.Local], Set[Global.icodes.Local])

    Return the gen and kill sets for this block.

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

    Definition Classes
    AnyRef → Any

  22. def hashCode(): Int

    Definition Classes
    AnyRef → Any

  23. val in: Map[P, Elem]

    Definition Classes
    DataFlowAnalysis

  24. def init(m: Global.icodes.IMethod): Unit

  25. def init(f: ⇒ Unit): Unit

    Definition Classes
    DataFlowAnalysis

  26. def interpret(out: Elem, i: Global.icodes.Instruction): Elem

    Abstract interpretation for one instruction.

    Abstract interpretation for one instruction. Very important: liveness is a backward DFA, so this method should be used to compute liveness *before* the given instruction i.

  27. final def isInstanceOf[T0]: Boolean

    Definition Classes
    Any

  28. var iterations: Int

    the number of times we iterated before reaching a fixpoint.

    the number of times we iterated before reaching a fixpoint.

    Definition Classes
    DataFlowAnalysis

  29. val kill: Map[Global.icodes.BasicBlock, Set[Global.icodes.Local]]

  30. val lattice: livenessLattice.type

    Definition Classes
    LivenessAnalysis → DataFlowAnalysis

  31. var method: Global.icodes.IMethod

  32. final def ne(arg0: AnyRef): Boolean

    Definition Classes
    AnyRef

  33. final def notify(): Unit

    Definition Classes
    AnyRef

  34. final def notifyAll(): Unit

    Definition Classes
    AnyRef

  35. val out: Map[P, Elem]

    Definition Classes
    DataFlowAnalysis

  36. def run(): Unit

    Definition Classes
    LivenessAnalysis → DataFlowAnalysis

  37. var stat: Boolean

    collect statistics?

    collect statistics?

    Definition Classes
    DataFlowAnalysis

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

    Definition Classes
    AnyRef

  39. def toString(): String

    Definition Classes
    LivenessAnalysis → AnyRef → Any

  40. val visited: HashSet[P]

    Definition Classes
    DataFlowAnalysis

  41. final def wait(): Unit

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

  42. final def wait(arg0: Long, arg1: Int): Unit

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

  43. final def wait(arg0: Long): Unit

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

  44. val worklist: Set[P]

    Definition Classes
    DataFlowAnalysis

  45. def →[B](y: B): (LivenessAnalysis, B)

    Implicit information
    This member is added by an implicit conversion from LivenessAnalysis to ArrowAssoc[LivenessAnalysis] performed by method ArrowAssoc in scala.Predef.
    Definition Classes
    ArrowAssoc

Inherited from DataFlowAnalysis[livenessLattice.type]

Inherited from AnyRef

Inherited from Any

Inherited by implicit conversion any2stringadd from LivenessAnalysis to any2stringadd[LivenessAnalysis]

Inherited by implicit conversion StringFormat from LivenessAnalysis to StringFormat[LivenessAnalysis]

Inherited by implicit conversion Ensuring from LivenessAnalysis to Ensuring[LivenessAnalysis]

Inherited by implicit conversion ArrowAssoc from LivenessAnalysis to ArrowAssoc[LivenessAnalysis]

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