public class micro.benchmarks.ArrayDuplicationBenchmark extends micro.benchmarks.BenchmarkBase
minor version: 0
major version: 59
flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
this_class: micro.benchmarks.ArrayDuplicationBenchmark
super_class: micro.benchmarks.BenchmarkBase
{
private static final int TESTSIZE;
descriptor: I
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
ConstantValue: 300
private java.lang.Object[][] testObjectArray;
descriptor: [[Ljava/lang/Object;
flags: (0x0002) ACC_PRIVATE
private java.lang.Object[][] testStringArray;
descriptor: [[Ljava/lang/Object;
flags: (0x0002) ACC_PRIVATE
private java.lang.Object[] dummy;
descriptor: [Ljava/lang/Object;
flags: (0x0002) ACC_PRIVATE
public void <init>();
descriptor: ()V
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
invokespecial micro.benchmarks.BenchmarkBase.<init>:()V
return
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Lmicro/benchmarks/ArrayDuplicationBenchmark;
public void setup();
descriptor: ()V
flags: (0x0001) ACC_PUBLIC
Code:
stack=3, locals=2, args_size=1
start local 0 0: aload 0
sipush 300
anewarray java.lang.Object[]
putfield micro.benchmarks.ArrayDuplicationBenchmark.testObjectArray:[[Ljava/lang/Object;
1: aload 0
sipush 300
anewarray java.lang.Object[]
putfield micro.benchmarks.ArrayDuplicationBenchmark.testStringArray:[[Ljava/lang/Object;
2: iconst_0
istore 1
start local 1 3: goto 7
4: StackMap locals: int
StackMap stack:
aload 0
getfield micro.benchmarks.ArrayDuplicationBenchmark.testObjectArray:[[Ljava/lang/Object;
iload 1
bipush 20
anewarray java.lang.Object
aastore
5: aload 0
getfield micro.benchmarks.ArrayDuplicationBenchmark.testStringArray:[[Ljava/lang/Object;
iload 1
sipush 200
anewarray java.lang.String
aastore
6: iinc 1 1
StackMap locals:
StackMap stack:
7: iload 1
sipush 300
if_icmplt 4
end local 1 8: return
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 9 0 this Lmicro/benchmarks/ArrayDuplicationBenchmark;
3 8 1 i I
RuntimeVisibleAnnotations:
org.openjdk.jmh.annotations.Setup()
public void iterationSetup();
descriptor: ()V
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=1, args_size=1
start local 0 0: aload 0
sipush 900
anewarray java.lang.Object
putfield micro.benchmarks.ArrayDuplicationBenchmark.dummy:[Ljava/lang/Object;
1: return
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 2 0 this Lmicro/benchmarks/ArrayDuplicationBenchmark;
RuntimeVisibleAnnotations:
org.openjdk.jmh.annotations.Setup(value = org.openjdk.jmh.annotations.Level.Iteration:Lorg/openjdk/jmh/annotations/Level;)
public void iterationTearDown();
descriptor: ()V
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=1, args_size=1
start local 0 0: aload 0
aconst_null
putfield micro.benchmarks.ArrayDuplicationBenchmark.dummy:[Ljava/lang/Object;
1: return
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 2 0 this Lmicro/benchmarks/ArrayDuplicationBenchmark;
RuntimeVisibleAnnotations:
org.openjdk.jmh.annotations.TearDown(value = org.openjdk.jmh.annotations.Level.Iteration:Lorg/openjdk/jmh/annotations/Level;)
public java.lang.Object[] normalArraycopy();
descriptor: ()[Ljava/lang/Object;
flags: (0x0001) ACC_PUBLIC
Code:
stack=5, locals=3, args_size=1
start local 0 0: iconst_0
istore 1
start local 1 1: iconst_0
istore 2
start local 2 2: goto 5
3: StackMap locals: int int
StackMap stack:
aload 0
getfield micro.benchmarks.ArrayDuplicationBenchmark.dummy:[Ljava/lang/Object;
iload 1
iinc 1 1
aload 0
aload 0
getfield micro.benchmarks.ArrayDuplicationBenchmark.testObjectArray:[[Ljava/lang/Object;
iload 2
aaload
invokevirtual micro.benchmarks.ArrayDuplicationBenchmark.normalArraycopy:([Ljava/lang/Object;)[Ljava/lang/Object;
aastore
4: iinc 2 1
StackMap locals:
StackMap stack:
5: iload 2
sipush 300
if_icmplt 3
end local 2 6: aload 0
getfield micro.benchmarks.ArrayDuplicationBenchmark.dummy:[Ljava/lang/Object;
areturn
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 7 0 this Lmicro/benchmarks/ArrayDuplicationBenchmark;
1 7 1 j I
2 6 2 i I
RuntimeVisibleAnnotations:
org.openjdk.jmh.annotations.Benchmark()
org.openjdk.jmh.annotations.OperationsPerInvocation(value = 300)
public java.lang.Object[] normalArraycopy(java.lang.Object[]);
descriptor: ([Ljava/lang/Object;)[Ljava/lang/Object;
flags: (0x0001) ACC_PUBLIC
Code:
stack=5, locals=3, args_size=2
start local 0 start local 1 0: aload 1
arraylength
anewarray java.lang.Object
astore 2
start local 2 1: aload 1
iconst_0
aload 2
iconst_0
aload 2
arraylength
invokestatic java.lang.System.arraycopy:(Ljava/lang/Object;ILjava/lang/Object;II)V
2: aload 2
areturn
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 3 0 this Lmicro/benchmarks/ArrayDuplicationBenchmark;
0 3 1 cache [Ljava/lang/Object;
1 3 2 result [Ljava/lang/Object;
MethodParameters:
Name Flags
cache
public java.lang.Object[] arraysCopyOf();
descriptor: ()[Ljava/lang/Object;
flags: (0x0001) ACC_PUBLIC
Code:
stack=5, locals=3, args_size=1
start local 0 0: iconst_0
istore 1
start local 1 1: iconst_0
istore 2
start local 2 2: goto 5
3: StackMap locals: int int
StackMap stack:
aload 0
getfield micro.benchmarks.ArrayDuplicationBenchmark.dummy:[Ljava/lang/Object;
iload 1
iinc 1 1
aload 0
aload 0
getfield micro.benchmarks.ArrayDuplicationBenchmark.testObjectArray:[[Ljava/lang/Object;
iload 2
aaload
invokevirtual micro.benchmarks.ArrayDuplicationBenchmark.arraysCopyOf:([Ljava/lang/Object;)[Ljava/lang/Object;
aastore
4: iinc 2 1
StackMap locals:
StackMap stack:
5: iload 2
sipush 300
if_icmplt 3
end local 2 6: aload 0
getfield micro.benchmarks.ArrayDuplicationBenchmark.dummy:[Ljava/lang/Object;
areturn
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 7 0 this Lmicro/benchmarks/ArrayDuplicationBenchmark;
1 7 1 j I
2 6 2 i I
RuntimeVisibleAnnotations:
org.openjdk.jmh.annotations.Benchmark()
org.openjdk.jmh.annotations.OperationsPerInvocation(value = 300)
public java.lang.Object[] arraysCopyOf(java.lang.Object[]);
descriptor: ([Ljava/lang/Object;)[Ljava/lang/Object;
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=2, args_size=2
start local 0 start local 1 0: aload 1
aload 1
arraylength
invokestatic java.util.Arrays.copyOf:([Ljava/lang/Object;I)[Ljava/lang/Object;
areturn
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Lmicro/benchmarks/ArrayDuplicationBenchmark;
0 1 1 cache [Ljava/lang/Object;
MethodParameters:
Name Flags
cache
public java.lang.Object[] arraysCopyOfToString();
descriptor: ()[Ljava/lang/Object;
flags: (0x0001) ACC_PUBLIC
Code:
stack=5, locals=3, args_size=1
start local 0 0: iconst_0
istore 1
start local 1 1: iconst_0
istore 2
start local 2 2: goto 5
3: StackMap locals: int int
StackMap stack:
aload 0
getfield micro.benchmarks.ArrayDuplicationBenchmark.dummy:[Ljava/lang/Object;
iload 1
iinc 1 1
aload 0
aload 0
getfield micro.benchmarks.ArrayDuplicationBenchmark.testStringArray:[[Ljava/lang/Object;
iload 2
aaload
invokevirtual micro.benchmarks.ArrayDuplicationBenchmark.arraysCopyOfToString:([Ljava/lang/Object;)[Ljava/lang/Object;
aastore
4: iinc 2 1
StackMap locals:
StackMap stack:
5: iload 2
sipush 300
if_icmplt 3
end local 2 6: aload 0
getfield micro.benchmarks.ArrayDuplicationBenchmark.dummy:[Ljava/lang/Object;
areturn
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 7 0 this Lmicro/benchmarks/ArrayDuplicationBenchmark;
1 7 1 j I
2 6 2 i I
RuntimeVisibleAnnotations:
org.openjdk.jmh.annotations.Benchmark()
org.openjdk.jmh.annotations.OperationsPerInvocation(value = 300)
public java.lang.Object[] arraysCopyOfToString(java.lang.Object[]);
descriptor: ([Ljava/lang/Object;)[Ljava/lang/Object;
flags: (0x0001) ACC_PUBLIC
Code:
stack=3, locals=2, args_size=2
start local 0 start local 1 0: aload 1
aload 1
arraylength
ldc [Ljava/lang/String;
invokestatic java.util.Arrays.copyOf:([Ljava/lang/Object;ILjava/lang/Class;)[Ljava/lang/Object;
areturn
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Lmicro/benchmarks/ArrayDuplicationBenchmark;
0 1 1 cache [Ljava/lang/Object;
MethodParameters:
Name Flags
cache
public java.lang.Object[] cloneObjectArray();
descriptor: ()[Ljava/lang/Object;
flags: (0x0001) ACC_PUBLIC
Code:
stack=5, locals=3, args_size=1
start local 0 0: iconst_0
istore 1
start local 1 1: iconst_0
istore 2
start local 2 2: goto 5
3: StackMap locals: int int
StackMap stack:
aload 0
getfield micro.benchmarks.ArrayDuplicationBenchmark.dummy:[Ljava/lang/Object;
iload 1
iinc 1 1
aload 0
aload 0
getfield micro.benchmarks.ArrayDuplicationBenchmark.testObjectArray:[[Ljava/lang/Object;
iload 2
aaload
invokevirtual micro.benchmarks.ArrayDuplicationBenchmark.arraysClone:([Ljava/lang/Object;)[Ljava/lang/Object;
aastore
4: iinc 2 1
StackMap locals:
StackMap stack:
5: iload 2
sipush 300
if_icmplt 3
end local 2 6: aload 0
getfield micro.benchmarks.ArrayDuplicationBenchmark.dummy:[Ljava/lang/Object;
areturn
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 7 0 this Lmicro/benchmarks/ArrayDuplicationBenchmark;
1 7 1 j I
2 6 2 i I
RuntimeVisibleAnnotations:
org.openjdk.jmh.annotations.Benchmark()
org.openjdk.jmh.annotations.OperationsPerInvocation(value = 300)
public java.lang.Object[] arraysClone(java.lang.Object[]);
descriptor: ([Ljava/lang/Object;)[Ljava/lang/Object;
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=2, args_size=2
start local 0 start local 1 0: aload 1
invokevirtual java.lang.Object[].clone:()Ljava/lang/Object;
checkcast java.lang.Object[]
areturn
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Lmicro/benchmarks/ArrayDuplicationBenchmark;
0 1 1 cache [Ljava/lang/Object;
MethodParameters:
Name Flags
cache
public void checkcastArrayCopy();
descriptor: ()V
flags: (0x0001) ACC_PUBLIC
Code:
stack=6, locals=1, args_size=1
start local 0 0: aload 0
getfield micro.benchmarks.ArrayDuplicationBenchmark.testObjectArray:[[Ljava/lang/Object;
iconst_0
aaload
iconst_0
aload 0
getfield micro.benchmarks.ArrayDuplicationBenchmark.testStringArray:[[Ljava/lang/Object;
iconst_0
aaload
iconst_0
aload 0
getfield micro.benchmarks.ArrayDuplicationBenchmark.testObjectArray:[[Ljava/lang/Object;
iconst_0
aaload
arraylength
invokestatic java.lang.System.arraycopy:(Ljava/lang/Object;ILjava/lang/Object;II)V
1: return
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 2 0 this Lmicro/benchmarks/ArrayDuplicationBenchmark;
RuntimeVisibleAnnotations:
org.openjdk.jmh.annotations.Benchmark()
}
SourceFile: "ArrayDuplicationBenchmark.java"
RuntimeVisibleAnnotations:
org.openjdk.jmh.annotations.State(value = org.openjdk.jmh.annotations.Scope.Thread:Lorg/openjdk/jmh/annotations/Scope;)