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[TRIAL] Implement the invokeinterface operation, And fix the invokedynamic operation#130

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m3m0r7 merged 7 commits intomasterfrom
implement-invokeinterface
May 6, 2019
Merged

[TRIAL] Implement the invokeinterface operation, And fix the invokedynamic operation#130
m3m0r7 merged 7 commits intomasterfrom
implement-invokeinterface

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@m3m0r7 m3m0r7 commented May 6, 2019 •
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In my Java file:

class Test
{
    interface InterfaceTest
    {
        public String method(String name);
    }

    public static void main(String[] args)
    {
        InterfaceTest it = v -> { return "Hello" + v; };
        System.out.println(it.method(" World!"));
    }
}

@m3m0r7 m3m0r7 changed the title Implement the invokeinterface operation, And fix the invokedynamic operation Implement the invokeinterface operation, And fix the invokedynamic operation May 6, 2019
@m3m0r7 m3m0r7 changed the title Implement the invokeinterface operation, And fix the invokedynamic operation Implement the invokeinterface operation, And fix the invokedynamic operation May 6, 2019
@m3m0r7 m3m0r7 changed the title Implement the invokeinterface operation, And fix the invokedynamic operation Implement the invokeinterface operation, And fix the invokedynamic operation May 6, 2019
@m3m0r7 m3m0r7 changed the title Implement the invokeinterface operation, And fix the invokedynamic operation [TRIAL] Implement the invokeinterface operation, And fix the invokedynamic operation May 6, 2019
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m3m0r7 commented May 6, 2019 •
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In javap outputs:

  Test();
    descriptor: ()V
    flags: (0x0000)
    Code:
      stack=1, locals=1, args_size=1
         0: aload_0
         1: invokespecial #1                  // Method java/lang/Object."<init>":()V
         4: return
      LineNumberTable:
        line 1: 0

  public static void main(java.lang.String[]);
    descriptor: ([Ljava/lang/String;)V
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=2, args_size=1
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
         0: invokedynamic #2,  0              // InvokeDynamic #0:method:()LTest$InterfaceTest;
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
         5: astore_1
         6: getstatic     #3                  // Field java/lang/System.out:Ljava/io/PrintStream;
         9: aload_1
        10: ldc           #4                  // String World!
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
        12: invokeinterface #5,  2            // InterfaceMethod Test$InterfaceTest.method:
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~(Ljava/lang/String;)Ljava/lang/String;
        17: invokevirtual #6                  // Method java/io/PrintStream.println:(Ljava/lang/String;)V
        20: return
      LineNumberTable:
        line 11: 0
        line 12: 6
        line 26: 20

  private static java.lang.String lambda$main$0(java.lang.String);
    descriptor: (Ljava/lang/String;)Ljava/lang/String;
    flags: (0x100a) ACC_PRIVATE, ACC_STATIC, ACC_SYNTHETIC
    Code:
      stack=1, locals=1, args_size=1
         0: aload_0
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
         1: invokedynamic #7,  0              // InvokeDynamic #1:makeConcatWithConstants:(Ljava/lang/String;)Ljava/lang/String;
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
         6: areturn
      LineNumberTable:
        line 11: 0
}
SourceFile: "Test.java"
NestMembers:
  Test$InterfaceTest
InnerClasses:
  static #11= #10 of #8;                  // InterfaceTest=class Test$InterfaceTest of class Test
  public static final #63= #62 of #67;    // Lookup=class java/lang/invoke/MethodHandles$Lookup of class java/lang/invoke/MethodHandles
BootstrapMethods:
  0: #26 REF_invokeStatic java/lang/invoke/LambdaMetafactory.metafactory:(Ljava/lang/invoke/MethodHandles$Lookup;Ljava/lang/String;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodHandle;Ljava/lang/invoke/MethodType;)Ljava/lang/invoke/CallSite;
    Method arguments:
      #27 (Ljava/lang/String;)Ljava/lang/String;
      #28 REF_invokeStatic Test.lambda$main$0:(Ljava/lang/String;)Ljava/lang/String;
      #27 (Ljava/lang/String;)Ljava/lang/String;
  1: #36 REF_invokeStatic java/lang/invoke/StringConcatFactory.makeConcatWithConstants:(Ljava/lang/invoke/MethodHandles$Lookup;Ljava/lang/String;Ljava/lang/invoke/MethodType;Ljava/lang/String;[Ljava/lang/Object;)Ljava/lang/invoke/CallSite;
    Method arguments:
      #37 Hello\u0001

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m3m0r7 commented May 6, 2019 •
edited
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In PHPJava outputs:

[2019-05-06 03:35:47] Test.INFO: Start class emulation  
[2019-05-06 03:35:47] Test.INFO: Minor version: 0  
[2019-05-06 03:35:47] Test.INFO: Major version: 55  
[2019-05-06 03:35:47] Test.INFO: JDK version: 11  
[2019-05-06 03:35:47] Test.INFO: Constant Pools: 69  
[2019-05-06 03:35:47] Test.INFO: Extracted interfaces: 0  
[2019-05-06 03:35:47] Test.INFO: Extracted fields: 0  
[2019-05-06 03:35:47] Test.DEBUG: Load an attribute: Code  
[2019-05-06 03:35:47] Test.DEBUG: Skip to load an attribute: LineNumberTable  
[2019-05-06 03:35:47] Test.DEBUG: Load an attribute: Code  
[2019-05-06 03:35:47] Test.DEBUG: Skip to load an attribute: LineNumberTable  
[2019-05-06 03:35:47] Test.DEBUG: Load an attribute: Code  
[2019-05-06 03:35:47] Test.DEBUG: Skip to load an attribute: LineNumberTable  
[2019-05-06 03:35:47] Test.INFO: Extracted methods: 3  
[2019-05-06 03:35:47] Test.DEBUG: Load an attribute: SourceFile  
[2019-05-06 03:35:47] Test.DEBUG: Skip to load an attribute: NestMembers  
[2019-05-06 03:35:47] Test.DEBUG: Load an attribute: InnerClasses  
[2019-05-06 03:35:47] Test.DEBUG: Load an attribute: BootstrapMethods  
[2019-05-06 03:35:47] Test.INFO: Extracted attributes: 4  
[2019-05-06 03:35:47] Test.INFO: End of Class  
[2019-05-06 03:35:47] Test.DEBUG: Call method: main  
[2019-05-06 03:35:47] Test.DEBUG: Passed descriptor is [Ljava.lang.String;  
[2019-05-06 03:35:47] Test.DEBUG: Find descriptor for [Ljava.lang.String;  
[2019-05-06 03:35:47] Test.INFO: Start operations: public static void main(java.lang.String[])  
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[2019-05-06 03:35:47] Test.DEBUG: OpCode: 0xBA invokedynamic   Stacks: 0    PC: 0        Used Memory: 2.12MB   Used Memory Peak: 2.19MB    
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[2019-05-06 03:35:47] Test$InterfaceTest.INFO: Start class emulation  
[2019-05-06 03:35:47] Test$InterfaceTest.INFO: Minor version: 0  
[2019-05-06 03:35:47] Test$InterfaceTest.INFO: Major version: 55  
[2019-05-06 03:35:47] Test$InterfaceTest.INFO: JDK version: 11  
[2019-05-06 03:35:47] Test$InterfaceTest.INFO: Constant Pools: 13  
[2019-05-06 03:35:47] Test$InterfaceTest.INFO: Extracted interfaces: 0  
[2019-05-06 03:35:47] Test$InterfaceTest.INFO: Extracted fields: 0  
[2019-05-06 03:35:47] Test$InterfaceTest.INFO: Extracted methods: 1  
[2019-05-06 03:35:47] Test$InterfaceTest.DEBUG: Load an attribute: SourceFile  
[2019-05-06 03:35:47] Test$InterfaceTest.DEBUG: Skip to load an attribute: NestHost  
[2019-05-06 03:35:47] Test$InterfaceTest.DEBUG: Load an attribute: InnerClasses  
[2019-05-06 03:35:47] Test$InterfaceTest.INFO: Extracted attributes: 3  
[2019-05-06 03:35:47] Test$InterfaceTest.INFO: End of Class  
[2019-05-06 03:35:47] Test.DEBUG: OpCode: 0x4C astore1         Stacks: 1    PC: 5        Used Memory: 2.95MB   Used Memory Peak: 2.97MB    
[2019-05-06 03:35:47] Test.DEBUG: OpCode: 0xB2 getstatic       Stacks: 0    PC: 6        Used Memory: 2.95MB   Used Memory Peak: 2.99MB    
[2019-05-06 03:35:47] Test.DEBUG: OpCode: 0x2B aload1          Stacks: 1    PC: 9        Used Memory: 2.97MB   Used Memory Peak: 3.02MB    
[2019-05-06 03:35:47] Test.DEBUG: OpCode: 0x12 ldc             Stacks: 2    PC: 10       Used Memory: 2.98MB   Used Memory Peak: 3.02MB    
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[2019-05-06 03:35:47] Test.DEBUG: OpCode: 0xB9 invokeinterface Stacks: 3    PC: 12       Used Memory: 2.99MB   Used Memory Peak: 3.02MB    
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[2019-05-06 03:35:47] Test.DEBUG: Call method: lambda$main$0  
[2019-05-06 03:35:47] Test.DEBUG: Passed descriptor is LPHPJava.Packages.java.lang.String;  
[2019-05-06 03:35:47] Test.DEBUG: Find descriptor for Ljava.lang.String;  
[2019-05-06 03:35:47] Test.INFO: Start operations: private static synthetic java.lang.String lambda$main$0(java.lang.String)  
[2019-05-06 03:35:47] Test.DEBUG: OpCode: 0x2A aload0          Stacks: 0    PC: 0        Used Memory: 3.01MB   Used Memory Peak: 3.04MB    
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[2019-05-06 03:35:47] Test.DEBUG: OpCode: 0xBA invokedynamic   Stacks: 1    PC: 1        Used Memory: 3.01MB   Used Memory Peak: 3.05MB    
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[2019-05-06 03:35:47] Test.DEBUG: OpCode: 0xB0 areturn         Stacks: 1    PC: 6        Used Memory: 3.05MB   Used Memory Peak: 3.08MB    
[2019-05-06 03:35:47] Test.INFO: Finish operations: private static synthetic java.lang.String lambda$main$0(java.lang.String)  
[2019-05-06 03:35:47] Test.DEBUG: OpCode: 0xB6 invokevirtual   Stacks: 2    PC: 17       Used Memory: 3.04MB   Used Memory Peak: 3.09MB    
Hello World!
[2019-05-06 03:35:47] Test.DEBUG: OpCode: 0xB1 return          Stacks: 0    PC: 20       Used Memory: 3.13MB   Used Memory Peak: 3.15MB    
[2019-05-06 03:35:47] Test.INFO: Finish operations: public static void main(java.lang.String[])  
[2019-05-06 03:35:47] Test.INFO: Spent time: 0.080152034759521 sec.  
[2019-05-06 03:35:47] Test$InterfaceTest.INFO: Spent time: 0.01467490196228 sec.

@m3m0r7 m3m0r7 merged commit 89d2609 into master May 6, 2019
@m3m0r7 m3m0r7 deleted the implement-invokeinterface branch May 6, 2019 11:15
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