Package com.pnfsoftware.jeb.core.units.code.asm.type

Class TypeLayoutInfo

java.lang.Object
com.pnfsoftware.jeb.core.units.code.asm.type.TypeLayoutInfo
public class TypeLayoutInfo extends Object
Basic memory requirements (layout) for a type. Those objects are immutable type descriptor, and are used by calling convention objects.

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    static final TypeLayoutInfo
    f1
    A floating type fitting on a single slot (the size of the slot is architecture-dependant).
    static final TypeLayoutInfo
    f2
    A floating type fitting on two slots (the size of the slot is architecture-dependant).
    static final TypeLayoutInfo
    i1
    An integer type fitting on a single slot (the size of the slot is architecture-dependant).
    static final TypeLayoutInfo
    i2
    An integer type fitting on two slots (the size of the slot is architecture-dependant).
    static final TypeLayoutInfo
    ptr
    A pointer type fitting on a single slot (the size of the slot is architecture-dependant).

  • Method Summary

    Modifier and Type
    Method
    Description
    static TypeLayoutInfo
    c(int slotcount)
    Create another entry type, usually used for composite types (structures and similar).
    boolean
    equals(Object obj)
     
    static TypeLayoutInfo
    f(int slotcount)
    Create a floating point entry.
    TypeCategory
    getCategory()
    Retrieve the type category.
    int
    getSlotcount()
    Retrieve the number of slots required by this type.
    int
    hashCode()
     
    static TypeLayoutInfo
    i(int slotcount)
    Create an integral entry.
    boolean
    isComposite()
    Determine whether this layout describes a composite type.
    boolean
    isFloat()
    Determine whether this layout describes a floating-point type.
    boolean
    isInteger()
    Determine whether this layout describes an integral type.
    boolean
    isPointer()
    Determine whether this layout describes a pointer type.
    boolean
    isVector()
    Determine whether this layout describes a vector type.
    static TypeLayoutInfo
    p(int slotcount)
    Create a pointer entry.
    String
    toString()
     
    static TypeLayoutInfo
    v(int slotcount)
    Create a vector-type entry.

    Methods inherited from class java.lang.Object

    clone, finalize, getClass, notify, notifyAll, wait, wait, wait

  • Field Details

    • i1

      public static final TypeLayoutInfo i1
      An integer type fitting on a single slot (the size of the slot is architecture-dependant).

    • i2

      public static final TypeLayoutInfo i2
      An integer type fitting on two slots (the size of the slot is architecture-dependant).

    • f1

      public static final TypeLayoutInfo f1
      A floating type fitting on a single slot (the size of the slot is architecture-dependant).

    • f2

      public static final TypeLayoutInfo f2
      A floating type fitting on two slots (the size of the slot is architecture-dependant).

    • ptr

      public static final TypeLayoutInfo ptr
      A pointer type fitting on a single slot (the size of the slot is architecture-dependant).

  • Method Details

    • getSlotcount

      public int getSlotcount()
      Retrieve the number of slots required by this type.
      Returns:
      slot count

    • getCategory

      public TypeCategory getCategory()
      Retrieve the type category.
      Returns:
      type category

    • i

      public static TypeLayoutInfo i(int slotcount)
      Create an integral entry.
      Parameters:
      slotcount - slot count
      Returns:
      type layout information

    • f

      public static TypeLayoutInfo f(int slotcount)
      Create a floating point entry.
      Parameters:
      slotcount - slot count
      Returns:
      type layout information

    • p

      public static TypeLayoutInfo p(int slotcount)
      Create a pointer entry.
      Parameters:
      slotcount - usually 1
      Returns:
      type layout information

    • v

      public static TypeLayoutInfo v(int slotcount)
      Create a vector-type entry.
      Parameters:
      slotcount - slot count
      Returns:
      type layout information

    • c

      public static TypeLayoutInfo c(int slotcount)
      Create another entry type, usually used for composite types (structures and similar).
      Parameters:
      slotcount - slot count
      Returns:
      type layout information

    • hashCode

      public int hashCode()
      Overrides:
      hashCode in class Object

    • equals

      public boolean equals(Object obj)
      Overrides:
      equals in class Object

    • toString

      public String toString()
      Overrides:
      toString in class Object

    • isInteger

      public boolean isInteger()
      Determine whether this layout describes an integral type.
      Returns:
      true for integral types

    • isFloat

      public boolean isFloat()
      Determine whether this layout describes a floating-point type.
      Returns:
      true for floating-point types

    • isPointer

      public boolean isPointer()
      Determine whether this layout describes a pointer type.
      Returns:
      true for pointer types

    • isVector

      public boolean isVector()
      Determine whether this layout describes a vector type.
      Returns:
      true for vector types

    • isComposite

      public boolean isComposite()
      Determine whether this layout describes a composite type.
      Returns:
      true for composite types