public class sun.jvm.hotspot.utilities.BitMap
minor version: 0
major version: 59
flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
this_class: sun.jvm.hotspot.utilities.BitMap
super_class: java.lang.Object
{
private int size;
descriptor: I
flags: (0x0002) ACC_PRIVATE
private int[] data;
descriptor: [I
flags: (0x0002) ACC_PRIVATE
private static final int bitsPerWord;
descriptor: I
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
ConstantValue: 32
private static final int bytesPerWord;
descriptor: I
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
ConstantValue: 4
public void <init>(int);
descriptor: (I)V
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=3, args_size=2
start local 0 start local 1 0: aload 0
invokespecial java.lang.Object.<init>:()V
1: aload 0
iload 1
putfield sun.jvm.hotspot.utilities.BitMap.size:I
2: aload 0
invokevirtual sun.jvm.hotspot.utilities.BitMap.sizeInWords:()I
istore 2
start local 2 3: aload 0
iload 2
newarray 10
putfield sun.jvm.hotspot.utilities.BitMap.data:[I
4: return
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 5 0 this Lsun/jvm/hotspot/utilities/BitMap;
0 5 1 sizeInBits I
3 5 2 nofWords I
MethodParameters:
Name Flags
sizeInBits
public int size();
descriptor: ()I
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
getfield sun.jvm.hotspot.utilities.BitMap.size:I
ireturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Lsun/jvm/hotspot/utilities/BitMap;
public boolean at(int);
descriptor: (I)Z
flags: (0x0001) ACC_PUBLIC
Code:
stack=3, locals=2, args_size=2
start local 0 start local 1 0: getstatic sun.jvm.hotspot.utilities.Assert.ASSERTS_ENABLED:Z
ifeq 4
1: iload 1
iflt 2
iload 1
aload 0
invokevirtual sun.jvm.hotspot.utilities.BitMap.size:()I
if_icmpge 2
iconst_1
goto 3
StackMap locals:
StackMap stack:
2: iconst_0
StackMap locals:
StackMap stack: int
3: ldc "BitMap index out of bounds"
invokestatic sun.jvm.hotspot.utilities.Assert.that:(ZLjava/lang/String;)V
4: StackMap locals:
StackMap stack:
aload 0
iload 1
invokevirtual sun.jvm.hotspot.utilities.BitMap.wordFor:(I)I
iload 1
bipush 32
irem
invokestatic sun.jvm.hotspot.utilities.Bits.isSetNthBit:(II)Z
ireturn
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 5 0 this Lsun/jvm/hotspot/utilities/BitMap;
0 5 1 offset I
MethodParameters:
Name Flags
offset
public void atPut(int, boolean);
descriptor: (IZ)V
flags: (0x0001) ACC_PUBLIC
Code:
stack=4, locals=5, args_size=3
start local 0 start local 1 start local 2 0: aload 0
iload 1
invokevirtual sun.jvm.hotspot.utilities.BitMap.indexFor:(I)I
istore 3
start local 3 1: iload 1
bipush 32
irem
istore 4
start local 4 2: iload 2
ifeq 5
3: aload 0
getfield sun.jvm.hotspot.utilities.BitMap.data:[I
iload 3
aload 0
getfield sun.jvm.hotspot.utilities.BitMap.data:[I
iload 3
iaload
iload 4
invokestatic sun.jvm.hotspot.utilities.Bits.setNthBit:(II)I
iastore
4: goto 6
5: StackMap locals: int int
StackMap stack:
aload 0
getfield sun.jvm.hotspot.utilities.BitMap.data:[I
iload 3
aload 0
getfield sun.jvm.hotspot.utilities.BitMap.data:[I
iload 3
iaload
iload 4
invokestatic sun.jvm.hotspot.utilities.Bits.clearNthBit:(II)I
iastore
6: StackMap locals:
StackMap stack:
return
end local 4 end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 7 0 this Lsun/jvm/hotspot/utilities/BitMap;
0 7 1 offset I
0 7 2 value Z
1 7 3 index I
2 7 4 pos I
MethodParameters:
Name Flags
offset
value
public void set_size(int);
descriptor: (I)V
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=2, args_size=2
start local 0 start local 1 0: aload 0
iload 1
putfield sun.jvm.hotspot.utilities.BitMap.size:I
1: return
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 2 0 this Lsun/jvm/hotspot/utilities/BitMap;
0 2 1 value I
MethodParameters:
Name Flags
value
public void set_map(sun.jvm.hotspot.debugger.Address);
descriptor: (Lsun/jvm/hotspot/debugger/Address;)V
flags: (0x0001) ACC_PUBLIC
Code:
stack=8, locals=3, args_size=2
start local 0 start local 1 0: iconst_0
istore 2
start local 2 1: goto 5
2: StackMap locals: int
StackMap stack:
aload 0
getfield sun.jvm.hotspot.utilities.BitMap.data:[I
iload 2
aload 1
lconst_0
ldc 4
iconst_1
invokeinterface sun.jvm.hotspot.debugger.Address.getCIntegerAt:(JJZ)J
l2i
iastore
3: aload 1
ldc 4
invokeinterface sun.jvm.hotspot.debugger.Address.addOffsetTo:(J)Lsun/jvm/hotspot/debugger/Address;
astore 1
4: iinc 2 1
StackMap locals:
StackMap stack:
5: iload 2
aload 0
invokevirtual sun.jvm.hotspot.utilities.BitMap.sizeInWords:()I
if_icmplt 2
end local 2 6: return
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 7 0 this Lsun/jvm/hotspot/utilities/BitMap;
0 7 1 addr Lsun/jvm/hotspot/debugger/Address;
1 6 2 i I
MethodParameters:
Name Flags
addr
public void clear();
descriptor: ()V
flags: (0x0001) ACC_PUBLIC
Code:
stack=3, locals=2, args_size=1
start local 0 0: iconst_0
istore 1
start local 1 1: goto 4
2: StackMap locals: int
StackMap stack:
aload 0
getfield sun.jvm.hotspot.utilities.BitMap.data:[I
iload 1
iconst_0
iastore
3: iinc 1 1
StackMap locals:
StackMap stack:
4: iload 1
aload 0
invokevirtual sun.jvm.hotspot.utilities.BitMap.sizeInWords:()I
if_icmplt 2
end local 1 5: return
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 6 0 this Lsun/jvm/hotspot/utilities/BitMap;
1 5 1 i I
public void iterate(sun.jvm.hotspot.utilities.BitMapClosure);
descriptor: (Lsun/jvm/hotspot/utilities/BitMapClosure;)V
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=5, args_size=2
start local 0 start local 1 0: iconst_0
istore 2
start local 2 1: goto 14
2: StackMap locals: int
StackMap stack:
aload 0
getfield sun.jvm.hotspot.utilities.BitMap.data:[I
iload 2
iaload
istore 3
start local 3 3: iload 2
bipush 32
imul
istore 4
start local 4 4: goto 12
5: StackMap locals: int int
StackMap stack:
iload 3
iconst_2
irem
iconst_1
if_icmpne 10
6: iload 4
aload 0
invokevirtual sun.jvm.hotspot.utilities.BitMap.size:()I
if_icmpge 9
7: aload 1
iload 4
invokeinterface sun.jvm.hotspot.utilities.BitMapClosure.doBit:(I)V
8: goto 10
9: StackMap locals:
StackMap stack:
return
10: StackMap locals:
StackMap stack:
iload 3
iconst_1
iushr
istore 3
11: iinc 4 1
StackMap locals:
StackMap stack:
12: iload 3
ifne 5
end local 4 end local 3 13: iinc 2 1
StackMap locals:
StackMap stack:
14: iload 2
aload 0
invokevirtual sun.jvm.hotspot.utilities.BitMap.sizeInWords:()I
if_icmplt 2
end local 2 15: return
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 16 0 this Lsun/jvm/hotspot/utilities/BitMap;
0 16 1 blk Lsun/jvm/hotspot/utilities/BitMapClosure;
1 15 2 index I
3 13 3 rest I
4 13 4 offset I
MethodParameters:
Name Flags
blk
public boolean setUnion(sun.jvm.hotspot.utilities.BitMap);
descriptor: (Lsun/jvm/hotspot/utilities/BitMap;)Z
flags: (0x0001) ACC_PUBLIC
Code:
stack=3, locals=5, args_size=2
start local 0 start local 1 0: getstatic sun.jvm.hotspot.utilities.Assert.ASSERTS_ENABLED:Z
ifeq 4
1: aload 0
invokevirtual sun.jvm.hotspot.utilities.BitMap.size:()I
aload 1
invokevirtual sun.jvm.hotspot.utilities.BitMap.size:()I
if_icmpne 2
iconst_1
goto 3
StackMap locals:
StackMap stack:
2: iconst_0
StackMap locals:
StackMap stack: int
3: ldc "must have same size"
invokestatic sun.jvm.hotspot.utilities.Assert.that:(ZLjava/lang/String;)V
4: StackMap locals:
StackMap stack:
iconst_0
istore 2
start local 2 5: iconst_0
istore 3
start local 3 6: goto 13
7: StackMap locals: int int
StackMap stack:
aload 0
getfield sun.jvm.hotspot.utilities.BitMap.data:[I
iload 3
iaload
aload 1
getfield sun.jvm.hotspot.utilities.BitMap.data:[I
iload 3
iaload
ior
istore 4
start local 4 8: iload 2
ifne 9
iload 4
aload 0
getfield sun.jvm.hotspot.utilities.BitMap.data:[I
iload 3
iaload
if_icmpne 9
iconst_0
goto 10
StackMap locals: int
StackMap stack:
9: iconst_1
StackMap locals:
StackMap stack: int
10: istore 2
11: aload 0
getfield sun.jvm.hotspot.utilities.BitMap.data:[I
iload 3
iload 4
iastore
end local 4 12: iinc 3 1
StackMap locals:
StackMap stack:
13: iload 3
aload 0
invokevirtual sun.jvm.hotspot.utilities.BitMap.sizeInWords:()I
if_icmplt 7
end local 3 14: iload 2
ireturn
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 15 0 this Lsun/jvm/hotspot/utilities/BitMap;
0 15 1 other Lsun/jvm/hotspot/utilities/BitMap;
5 15 2 changed Z
6 14 3 index I
8 12 4 temp I
MethodParameters:
Name Flags
other
public void setIntersection(sun.jvm.hotspot.utilities.BitMap);
descriptor: (Lsun/jvm/hotspot/utilities/BitMap;)V
flags: (0x0001) ACC_PUBLIC
Code:
stack=5, locals=3, args_size=2
start local 0 start local 1 0: getstatic sun.jvm.hotspot.utilities.Assert.ASSERTS_ENABLED:Z
ifeq 4
1: aload 0
invokevirtual sun.jvm.hotspot.utilities.BitMap.size:()I
aload 1
invokevirtual sun.jvm.hotspot.utilities.BitMap.size:()I
if_icmpne 2
iconst_1
goto 3
StackMap locals:
StackMap stack:
2: iconst_0
StackMap locals:
StackMap stack: int
3: ldc "must have same size"
invokestatic sun.jvm.hotspot.utilities.Assert.that:(ZLjava/lang/String;)V
4: StackMap locals:
StackMap stack:
iconst_0
istore 2
start local 2 5: goto 8
6: StackMap locals: int
StackMap stack:
aload 0
getfield sun.jvm.hotspot.utilities.BitMap.data:[I
iload 2
aload 0
getfield sun.jvm.hotspot.utilities.BitMap.data:[I
iload 2
iaload
aload 1
getfield sun.jvm.hotspot.utilities.BitMap.data:[I
iload 2
iaload
iand
iastore
7: iinc 2 1
StackMap locals:
StackMap stack:
8: iload 2
aload 0
invokevirtual sun.jvm.hotspot.utilities.BitMap.sizeInWords:()I
if_icmplt 6
end local 2 9: return
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 10 0 this Lsun/jvm/hotspot/utilities/BitMap;
0 10 1 other Lsun/jvm/hotspot/utilities/BitMap;
5 9 2 index I
MethodParameters:
Name Flags
other
public void setFrom(sun.jvm.hotspot.utilities.BitMap);
descriptor: (Lsun/jvm/hotspot/utilities/BitMap;)V
flags: (0x0001) ACC_PUBLIC
Code:
stack=4, locals=3, args_size=2
start local 0 start local 1 0: getstatic sun.jvm.hotspot.utilities.Assert.ASSERTS_ENABLED:Z
ifeq 4
1: aload 0
invokevirtual sun.jvm.hotspot.utilities.BitMap.size:()I
aload 1
invokevirtual sun.jvm.hotspot.utilities.BitMap.size:()I
if_icmpne 2
iconst_1
goto 3
StackMap locals:
StackMap stack:
2: iconst_0
StackMap locals:
StackMap stack: int
3: ldc "must have same size"
invokestatic sun.jvm.hotspot.utilities.Assert.that:(ZLjava/lang/String;)V
4: StackMap locals:
StackMap stack:
iconst_0
istore 2
start local 2 5: goto 8
6: StackMap locals: int
StackMap stack:
aload 0
getfield sun.jvm.hotspot.utilities.BitMap.data:[I
iload 2
aload 1
getfield sun.jvm.hotspot.utilities.BitMap.data:[I
iload 2
iaload
iastore
7: iinc 2 1
StackMap locals:
StackMap stack:
8: iload 2
aload 0
invokevirtual sun.jvm.hotspot.utilities.BitMap.sizeInWords:()I
if_icmplt 6
end local 2 9: return
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 10 0 this Lsun/jvm/hotspot/utilities/BitMap;
0 10 1 other Lsun/jvm/hotspot/utilities/BitMap;
5 9 2 index I
MethodParameters:
Name Flags
other
public boolean setDifference(sun.jvm.hotspot.utilities.BitMap);
descriptor: (Lsun/jvm/hotspot/utilities/BitMap;)Z
flags: (0x0001) ACC_PUBLIC
Code:
stack=3, locals=5, args_size=2
start local 0 start local 1 0: getstatic sun.jvm.hotspot.utilities.Assert.ASSERTS_ENABLED:Z
ifeq 4
1: aload 0
invokevirtual sun.jvm.hotspot.utilities.BitMap.size:()I
aload 1
invokevirtual sun.jvm.hotspot.utilities.BitMap.size:()I
if_icmpne 2
iconst_1
goto 3
StackMap locals:
StackMap stack:
2: iconst_0
StackMap locals:
StackMap stack: int
3: ldc "must have same size"
invokestatic sun.jvm.hotspot.utilities.Assert.that:(ZLjava/lang/String;)V
4: StackMap locals:
StackMap stack:
iconst_0
istore 2
start local 2 5: iconst_0
istore 3
start local 3 6: goto 13
7: StackMap locals: int int
StackMap stack:
aload 0
getfield sun.jvm.hotspot.utilities.BitMap.data:[I
iload 3
iaload
aload 1
getfield sun.jvm.hotspot.utilities.BitMap.data:[I
iload 3
iaload
iconst_m1
ixor
iand
istore 4
start local 4 8: iload 2
ifne 9
iload 4
aload 0
getfield sun.jvm.hotspot.utilities.BitMap.data:[I
iload 3
iaload
if_icmpne 9
iconst_0
goto 10
StackMap locals: int
StackMap stack:
9: iconst_1
StackMap locals:
StackMap stack: int
10: istore 2
11: aload 0
getfield sun.jvm.hotspot.utilities.BitMap.data:[I
iload 3
iload 4
iastore
end local 4 12: iinc 3 1
StackMap locals:
StackMap stack:
13: iload 3
aload 0
invokevirtual sun.jvm.hotspot.utilities.BitMap.sizeInWords:()I
if_icmplt 7
end local 3 14: iload 2
ireturn
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 15 0 this Lsun/jvm/hotspot/utilities/BitMap;
0 15 1 other Lsun/jvm/hotspot/utilities/BitMap;
5 15 2 changed Z
6 14 3 index I
8 12 4 temp I
MethodParameters:
Name Flags
other
public boolean isSame(sun.jvm.hotspot.utilities.BitMap);
descriptor: (Lsun/jvm/hotspot/utilities/BitMap;)Z
flags: (0x0001) ACC_PUBLIC
Code:
stack=3, locals=3, args_size=2
start local 0 start local 1 0: getstatic sun.jvm.hotspot.utilities.Assert.ASSERTS_ENABLED:Z
ifeq 4
1: aload 0
invokevirtual sun.jvm.hotspot.utilities.BitMap.size:()I
aload 1
invokevirtual sun.jvm.hotspot.utilities.BitMap.size:()I
if_icmpne 2
iconst_1
goto 3
StackMap locals:
StackMap stack:
2: iconst_0
StackMap locals:
StackMap stack: int
3: ldc "must have same size"
invokestatic sun.jvm.hotspot.utilities.Assert.that:(ZLjava/lang/String;)V
4: StackMap locals:
StackMap stack:
iconst_0
istore 2
start local 2 5: goto 8
6: StackMap locals: int
StackMap stack:
aload 0
getfield sun.jvm.hotspot.utilities.BitMap.data:[I
iload 2
iaload
aload 1
getfield sun.jvm.hotspot.utilities.BitMap.data:[I
iload 2
iaload
if_icmpeq 7
iconst_0
ireturn
7: StackMap locals:
StackMap stack:
iinc 2 1
StackMap locals:
StackMap stack:
8: iload 2
aload 0
invokevirtual sun.jvm.hotspot.utilities.BitMap.sizeInWords:()I
if_icmplt 6
end local 2 9: iconst_1
ireturn
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 10 0 this Lsun/jvm/hotspot/utilities/BitMap;
0 10 1 other Lsun/jvm/hotspot/utilities/BitMap;
5 9 2 index I
MethodParameters:
Name Flags
other
public int getNextOneOffset(int, int);
descriptor: (II)I
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=8, args_size=3
start local 0 start local 1 start local 2 0: iload 1
iload 2
if_icmpne 2
1: iload 1
ireturn
2: StackMap locals:
StackMap stack:
aload 0
iload 1
invokevirtual sun.jvm.hotspot.utilities.BitMap.indexFor:(I)I
istore 3
start local 3 3: aload 0
iload 2
invokevirtual sun.jvm.hotspot.utilities.BitMap.indexFor:(I)I
istore 4
start local 4 4: iload 1
istore 5
start local 5 5: aload 0
iload 5
invokevirtual sun.jvm.hotspot.utilities.BitMap.bitInWord:(I)I
istore 6
start local 6 6: aload 0
getfield sun.jvm.hotspot.utilities.BitMap.data:[I
iload 3
iaload
iload 6
ishr
istore 7
start local 7 7: iload 7
ifeq 13
8: goto 11
9: StackMap locals: sun.jvm.hotspot.utilities.BitMap int int int int int int int
StackMap stack:
iload 7
iconst_1
ishr
istore 7
10: iinc 5 1
StackMap locals:
StackMap stack:
11: iload 7
iconst_1
iand
ifeq 9
12: iload 5
ireturn
13: StackMap locals:
StackMap stack:
iinc 3 1
goto 22
14: StackMap locals:
StackMap stack:
aload 0
getfield sun.jvm.hotspot.utilities.BitMap.data:[I
iload 3
iaload
istore 7
15: iload 7
ifeq 21
16: iload 3
bipush 32
imul
istore 5
goto 19
17: StackMap locals:
StackMap stack:
iload 7
iconst_1
ishr
istore 7
18: iinc 5 1
StackMap locals:
StackMap stack:
19: iload 7
iconst_1
iand
ifeq 17
20: iload 5
ireturn
21: StackMap locals:
StackMap stack:
iinc 3 1
StackMap locals:
StackMap stack:
22: iload 3
iload 4
if_icmplt 14
23: iload 2
ireturn
end local 7 end local 6 end local 5 end local 4 end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 24 0 this Lsun/jvm/hotspot/utilities/BitMap;
0 24 1 l_offset I
0 24 2 r_offset I
3 24 3 index I
4 24 4 r_index I
5 24 5 res_offset I
6 24 6 pos I
7 24 7 res I
MethodParameters:
Name Flags
l_offset
r_offset
private int sizeInWords();
descriptor: ()I
flags: (0x0002) ACC_PRIVATE
Code:
stack=2, locals=1, args_size=1
start local 0 0: aload 0
invokevirtual sun.jvm.hotspot.utilities.BitMap.size:()I
bipush 32
iadd
iconst_1
isub
bipush 32
idiv
ireturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Lsun/jvm/hotspot/utilities/BitMap;
private int indexFor(int);
descriptor: (I)I
flags: (0x0002) ACC_PRIVATE
Code:
stack=2, locals=2, args_size=2
start local 0 start local 1 0: iload 1
bipush 32
idiv
ireturn
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Lsun/jvm/hotspot/utilities/BitMap;
0 1 1 offset I
MethodParameters:
Name Flags
offset
private int wordFor(int);
descriptor: (I)I
flags: (0x0002) ACC_PRIVATE
Code:
stack=3, locals=2, args_size=2
start local 0 start local 1 0: aload 0
getfield sun.jvm.hotspot.utilities.BitMap.data:[I
iload 1
bipush 32
idiv
iaload
ireturn
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Lsun/jvm/hotspot/utilities/BitMap;
0 1 1 offset I
MethodParameters:
Name Flags
offset
private int bitInWord(int);
descriptor: (I)I
flags: (0x0002) ACC_PRIVATE
Code:
stack=2, locals=2, args_size=2
start local 0 start local 1 0: iload 1
bipush 31
iand
ireturn
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Lsun/jvm/hotspot/utilities/BitMap;
0 1 1 offset I
MethodParameters:
Name Flags
offset
}
SourceFile: "BitMap.java"