http://labs.carrotsearch.com/hppc.html/hppc: High Performance Primitive Collections. Fundamental data structures (maps, sets, lists, stacks, queues) generated for combinations of object and primitive types to conserve JVM memory and speed up execution. (Carrot Search s.c.)
  • Dawid Weiss
  • Stanisław Osiński 
public final class com.carrotsearch.hppc.BitMixer
  minor version: 0
  major version: 59
  flags: flags: (0x0031) ACC_PUBLIC, ACC_FINAL, ACC_SUPER
  this_class: com.carrotsearch.hppc.BitMixer
  super_class: java.lang.Object
{
  private static final int PHI_C32;
    descriptor: I
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: -1640531527

  private static final long PHI_C64;
    descriptor: J
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: -7046029254386353131

  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.carrotsearch.hppc.BitMixer this
         0: .line 7
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // com.carrotsearch.hppc.BitMixer this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/carrotsearch/hppc/BitMixer;

  public static int mix(byte);
    descriptor: (B)I
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // byte key
         0: .line 10
            iload 0 /* key */
            ldc -1640531527
            imul
            ireturn
        end local 0 // byte key
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0   key  B
    MethodParameters:
      Name  Flags
      key   

  public static int mix(byte, int);
    descriptor: (BI)I
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // byte key
        start local 1 // int seed
         0: .line 11
            iload 0 /* key */
            iload 1 /* seed */
            ixor
            ldc -1640531527
            imul
            ireturn
        end local 1 // int seed
        end local 0 // byte key
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0   key  B
            0    1     1  seed  I
    MethodParameters:
      Name  Flags
      key   
      seed  

  public static int mix(short);
    descriptor: (S)I
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // short key
         0: .line 13
            iload 0 /* key */
            invokestatic com.carrotsearch.hppc.BitMixer.mixPhi:(S)I
            ireturn
        end local 0 // short key
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0   key  S
    MethodParameters:
      Name  Flags
      key   

  public static int mix(short, int);
    descriptor: (SI)I
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // short key
        start local 1 // int seed
         0: .line 14
            iload 0 /* key */
            iload 1 /* seed */
            ixor
            invokestatic com.carrotsearch.hppc.BitMixer.mixPhi:(I)I
            ireturn
        end local 1 // int seed
        end local 0 // short key
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0   key  S
            0    1     1  seed  I
    MethodParameters:
      Name  Flags
      key   
      seed  

  public static int mix(char);
    descriptor: (C)I
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // char key
         0: .line 16
            iload 0 /* key */
            invokestatic com.carrotsearch.hppc.BitMixer.mixPhi:(C)I
            ireturn
        end local 0 // char key
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0   key  C
    MethodParameters:
      Name  Flags
      key   

  public static int mix(char, int);
    descriptor: (CI)I
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // char key
        start local 1 // int seed
         0: .line 17
            iload 0 /* key */
            iload 1 /* seed */
            ixor
            invokestatic com.carrotsearch.hppc.BitMixer.mixPhi:(I)I
            ireturn
        end local 1 // int seed
        end local 0 // char key
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0   key  C
            0    1     1  seed  I
    MethodParameters:
      Name  Flags
      key   
      seed  

  public static int mix(int);
    descriptor: (I)I
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // int key
         0: .line 20
            iload 0 /* key */
            invokestatic com.carrotsearch.hppc.BitMixer.mix32:(I)I
            ireturn
        end local 0 // int key
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0   key  I
    MethodParameters:
      Name  Flags
      key   

  public static int mix(int, int);
    descriptor: (II)I
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // int key
        start local 1 // int seed
         0: .line 21
            iload 0 /* key */
            iload 1 /* seed */
            ixor
            invokestatic com.carrotsearch.hppc.BitMixer.mix32:(I)I
            ireturn
        end local 1 // int seed
        end local 0 // int key
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0   key  I
            0    1     1  seed  I
    MethodParameters:
      Name  Flags
      key   
      seed  

  public static int mix(float);
    descriptor: (F)I
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // float key
         0: .line 23
            fload 0 /* key */
            invokestatic java.lang.Float.floatToIntBits:(F)I
            invokestatic com.carrotsearch.hppc.BitMixer.mix32:(I)I
            ireturn
        end local 0 // float key
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0   key  F
    MethodParameters:
      Name  Flags
      key   

  public static int mix(float, int);
    descriptor: (FI)I
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // float key
        start local 1 // int seed
         0: .line 24
            fload 0 /* key */
            invokestatic java.lang.Float.floatToIntBits:(F)I
            iload 1 /* seed */
            ixor
            invokestatic com.carrotsearch.hppc.BitMixer.mix32:(I)I
            ireturn
        end local 1 // int seed
        end local 0 // float key
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0   key  F
            0    1     1  seed  I
    MethodParameters:
      Name  Flags
      key   
      seed  

  public static int mix(double);
    descriptor: (D)I
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=2, args_size=1
        start local 0 // double key
         0: .line 26
            dload 0 /* key */
            invokestatic java.lang.Double.doubleToLongBits:(D)J
            invokestatic com.carrotsearch.hppc.BitMixer.mix64:(J)J
            l2i
            ireturn
        end local 0 // double key
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0   key  D
    MethodParameters:
      Name  Flags
      key   

  public static int mix(double, int);
    descriptor: (DI)I
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=4, locals=3, args_size=2
        start local 0 // double key
        start local 2 // int seed
         0: .line 27
            dload 0 /* key */
            invokestatic java.lang.Double.doubleToLongBits:(D)J
            iload 2 /* seed */
            i2l
            lxor
            invokestatic com.carrotsearch.hppc.BitMixer.mix64:(J)J
            l2i
            ireturn
        end local 2 // int seed
        end local 0 // double key
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0   key  D
            0    1     2  seed  I
    MethodParameters:
      Name  Flags
      key   
      seed  

  public static int mix(long);
    descriptor: (J)I
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=2, args_size=1
        start local 0 // long key
         0: .line 29
            lload 0 /* key */
            invokestatic com.carrotsearch.hppc.BitMixer.mix64:(J)J
            l2i
            ireturn
        end local 0 // long key
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0   key  J
    MethodParameters:
      Name  Flags
      key   

  public static int mix(long, int);
    descriptor: (JI)I
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=4, locals=3, args_size=2
        start local 0 // long key
        start local 2 // int seed
         0: .line 30
            lload 0 /* key */
            iload 2 /* seed */
            i2l
            lxor
            invokestatic com.carrotsearch.hppc.BitMixer.mix64:(J)J
            l2i
            ireturn
        end local 2 // int seed
        end local 0 // long key
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0   key  J
            0    1     2  seed  I
    MethodParameters:
      Name  Flags
      key   
      seed  

  public static int mix(java.lang.Object);
    descriptor: (Ljava/lang/Object;)I
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // java.lang.Object key
         0: .line 32
            aload 0 /* key */
            ifnonnull 1
            iconst_0
            goto 2
      StackMap locals:
      StackMap stack:
         1: aload 0 /* key */
            invokevirtual java.lang.Object.hashCode:()I
            invokestatic com.carrotsearch.hppc.BitMixer.mix32:(I)I
      StackMap locals:
      StackMap stack: int
         2: ireturn
        end local 0 // java.lang.Object key
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0   key  Ljava/lang/Object;
    MethodParameters:
      Name  Flags
      key   

  public static int mix(java.lang.Object, int);
    descriptor: (Ljava/lang/Object;I)I
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // java.lang.Object key
        start local 1 // int seed
         0: .line 33
            aload 0 /* key */
            ifnonnull 1
            iconst_0
            goto 2
      StackMap locals:
      StackMap stack:
         1: aload 0 /* key */
            invokevirtual java.lang.Object.hashCode:()I
            iload 1 /* seed */
            ixor
            invokestatic com.carrotsearch.hppc.BitMixer.mix32:(I)I
      StackMap locals:
      StackMap stack: int
         2: ireturn
        end local 1 // int seed
        end local 0 // java.lang.Object key
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0   key  Ljava/lang/Object;
            0    3     1  seed  I
    MethodParameters:
      Name  Flags
      key   
      seed  

  public static int mix32(int);
    descriptor: (I)I
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // int k
         0: .line 39
            iload 0 /* k */
            iload 0 /* k */
            bipush 16
            iushr
            ixor
            ldc -2048144789
            imul
            istore 0 /* k */
         1: .line 40
            iload 0 /* k */
            iload 0 /* k */
            bipush 13
            iushr
            ixor
            ldc -1028477387
            imul
            istore 0 /* k */
         2: .line 41
            iload 0 /* k */
            iload 0 /* k */
            bipush 16
            iushr
            ixor
            ireturn
        end local 0 // int k
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0     k  I
    MethodParameters:
      Name  Flags
      k     

  public static long mix64(long);
    descriptor: (J)J
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=5, locals=2, args_size=1
        start local 0 // long z
         0: .line 54
            lload 0 /* z */
            lload 0 /* z */
            bipush 32
            lushr
            lxor
            ldc 5536775847593249645
            lmul
            lstore 0 /* z */
         1: .line 55
            lload 0 /* z */
            lload 0 /* z */
            bipush 29
            lushr
            lxor
            ldc -282946459933713943
            lmul
            lstore 0 /* z */
         2: .line 56
            lload 0 /* z */
            lload 0 /* z */
            bipush 32
            lushr
            lxor
            lreturn
        end local 0 // long z
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0     z  J
    MethodParameters:
      Name  Flags
      z     

  public static int mixPhi(byte);
    descriptor: (B)I
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=2, args_size=1
        start local 0 // byte k
         0: .line 66
            iload 0 /* k */
            ldc -1640531527
            imul
            istore 1 /* h */
        start local 1 // int h
         1: iload 1 /* h */
            iload 1 /* h */
            bipush 16
            iushr
            ixor
            ireturn
        end local 1 // int h
        end local 0 // byte k
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0     k  B
            1    2     1     h  I
    MethodParameters:
      Name  Flags
      k     

  public static int mixPhi(char);
    descriptor: (C)I
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=2, args_size=1
        start local 0 // char k
         0: .line 67
            iload 0 /* k */
            ldc -1640531527
            imul
            istore 1 /* h */
        start local 1 // int h
         1: iload 1 /* h */
            iload 1 /* h */
            bipush 16
            iushr
            ixor
            ireturn
        end local 1 // int h
        end local 0 // char k
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0     k  C
            1    2     1     h  I
    MethodParameters:
      Name  Flags
      k     

  public static int mixPhi(short);
    descriptor: (S)I
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=2, args_size=1
        start local 0 // short k
         0: .line 68
            iload 0 /* k */
            ldc -1640531527
            imul
            istore 1 /* h */
        start local 1 // int h
         1: iload 1 /* h */
            iload 1 /* h */
            bipush 16
            iushr
            ixor
            ireturn
        end local 1 // int h
        end local 0 // short k
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0     k  S
            1    2     1     h  I
    MethodParameters:
      Name  Flags
      k     

  public static int mixPhi(int);
    descriptor: (I)I
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=2, args_size=1
        start local 0 // int k
         0: .line 69
            iload 0 /* k */
            ldc -1640531527
            imul
            istore 1 /* h */
        start local 1 // int h
         1: iload 1 /* h */
            iload 1 /* h */
            bipush 16
            iushr
            ixor
            ireturn
        end local 1 // int h
        end local 0 // int k
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0     k  I
            1    2     1     h  I
    MethodParameters:
      Name  Flags
      k     

  public static int mixPhi(float);
    descriptor: (F)I
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=2, args_size=1
        start local 0 // float k
         0: .line 70
            fload 0 /* k */
            invokestatic java.lang.Float.floatToIntBits:(F)I
            ldc -1640531527
            imul
            istore 1 /* h */
        start local 1 // int h
         1: iload 1 /* h */
            iload 1 /* h */
            bipush 16
            iushr
            ixor
            ireturn
        end local 1 // int h
        end local 0 // float k
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0     k  F
            1    2     1     h  I
    MethodParameters:
      Name  Flags
      k     

  public static int mixPhi(double);
    descriptor: (D)I
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=5, locals=4, args_size=1
        start local 0 // double k
         0: .line 71
            dload 0 /* k */
            invokestatic java.lang.Double.doubleToLongBits:(D)J
            ldc -7046029254386353131
            lmul
            lstore 2 /* h */
        start local 2 // long h
         1: lload 2 /* h */
            lload 2 /* h */
            bipush 32
            lushr
            lxor
            l2i
            ireturn
        end local 2 // long h
        end local 0 // double k
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0     k  D
            1    2     2     h  J
    MethodParameters:
      Name  Flags
      k     

  public static int mixPhi(long);
    descriptor: (J)I
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=5, locals=4, args_size=1
        start local 0 // long k
         0: .line 72
            lload 0 /* k */
            ldc -7046029254386353131
            lmul
            lstore 2 /* h */
        start local 2 // long h
         1: lload 2 /* h */
            lload 2 /* h */
            bipush 32
            lushr
            lxor
            l2i
            ireturn
        end local 2 // long h
        end local 0 // long k
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0     k  J
            1    2     2     h  J
    MethodParameters:
      Name  Flags
      k     

  public static int mixPhi(java.lang.Object);
    descriptor: (Ljava/lang/Object;)I
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=2, args_size=1
        start local 0 // java.lang.Object k
         0: .line 73
            aload 0 /* k */
            ifnonnull 1
            iconst_0
            goto 2
      StackMap locals:
      StackMap stack:
         1: aload 0 /* k */
            invokevirtual java.lang.Object.hashCode:()I
            ldc -1640531527
            imul
      StackMap locals:
      StackMap stack: int
         2: istore 1 /* h */
        start local 1 // int h
         3: iload 1 /* h */
            iload 1 /* h */
            bipush 16
            iushr
            ixor
            ireturn
        end local 1 // int h
        end local 0 // java.lang.Object k
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0     k  Ljava/lang/Object;
            3    4     1     h  I
    MethodParameters:
      Name  Flags
      k     
}
SourceFile: "BitMixer.java"