| // Copyright (c) 2019, the R8 project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| package com.android.tools.r8.shaking.synthetic; |
| |
| import org.objectweb.asm.ClassWriter; |
| import org.objectweb.asm.Label; |
| import org.objectweb.asm.MethodVisitor; |
| import org.objectweb.asm.Opcodes; |
| |
| // Generated by running tools/asmifier.py on the following code snippet: |
| // |
| // class Base { |
| // public static void foo() { |
| // System.out.println("Base::foo"); |
| // } |
| // static void bar() { |
| // Sub.foo(); |
| // } |
| // } |
| // |
| // then make bar _synthetic_ as `kotlinc` does. |
| class Base implements Opcodes { |
| |
| public static byte[] dump () throws Exception { |
| |
| ClassWriter classWriter = new ClassWriter(0); |
| MethodVisitor methodVisitor; |
| |
| classWriter.visit(V1_8, ACC_SUPER, "Base", null, "java/lang/Object", null); |
| |
| classWriter.visitSource("Arrays.kt", null); |
| |
| { |
| methodVisitor = classWriter.visitMethod(0, "<init>", "()V", null, null); |
| methodVisitor.visitCode(); |
| Label label0 = new Label(); |
| methodVisitor.visitLabel(label0); |
| methodVisitor.visitLineNumber(3, label0); |
| methodVisitor.visitVarInsn(ALOAD, 0); |
| methodVisitor.visitMethodInsn(INVOKESPECIAL, "java/lang/Object", "<init>", "()V", false); |
| methodVisitor.visitInsn(RETURN); |
| methodVisitor.visitMaxs(1, 1); |
| methodVisitor.visitEnd(); |
| } |
| { |
| methodVisitor = classWriter.visitMethod(ACC_PUBLIC | ACC_STATIC, "foo", "()V", null, null); |
| methodVisitor.visitCode(); |
| Label label0 = new Label(); |
| methodVisitor.visitLabel(label0); |
| methodVisitor.visitLineNumber(5, label0); |
| methodVisitor.visitFieldInsn(GETSTATIC, "java/lang/System", "out", "Ljava/io/PrintStream;"); |
| methodVisitor.visitLdcInsn("Base::foo"); |
| methodVisitor.visitMethodInsn( |
| INVOKEVIRTUAL, "java/io/PrintStream", "println", "(Ljava/lang/String;)V", false); |
| Label label1 = new Label(); |
| methodVisitor.visitLabel(label1); |
| methodVisitor.visitLineNumber(6, label1); |
| methodVisitor.visitInsn(RETURN); |
| methodVisitor.visitMaxs(2, 0); |
| methodVisitor.visitEnd(); |
| } |
| { |
| methodVisitor = classWriter.visitMethod(ACC_STATIC | ACC_SYNTHETIC, "bar", "()V", null, null); |
| methodVisitor.visitCode(); |
| Label label0 = new Label(); |
| methodVisitor.visitLabel(label0); |
| methodVisitor.visitLineNumber(9, label0); |
| methodVisitor.visitMethodInsn(INVOKESTATIC, "Sub", "foo", "()V", false); |
| Label label1 = new Label(); |
| methodVisitor.visitLabel(label1); |
| methodVisitor.visitLineNumber(10, label1); |
| methodVisitor.visitInsn(RETURN); |
| methodVisitor.visitMaxs(0, 0); |
| methodVisitor.visitEnd(); |
| } |
| classWriter.visitEnd(); |
| |
| return classWriter.toByteArray(); |
| } |
| } |
| |
| // Generated by running tools/asmifier.py on the following code snippet: |
| // class Sub extends Base {} |
| class Sub implements Opcodes { |
| |
| public static byte[] dump () throws Exception { |
| |
| ClassWriter classWriter = new ClassWriter(0); |
| MethodVisitor methodVisitor; |
| |
| classWriter.visit(V1_8, ACC_SUPER, "Sub", null, "Base", null); |
| |
| classWriter.visitSource("Arrays.kt", null); |
| |
| { |
| methodVisitor = classWriter.visitMethod(0, "<init>", "()V", null, null); |
| methodVisitor.visitCode(); |
| Label label0 = new Label(); |
| methodVisitor.visitLabel(label0); |
| methodVisitor.visitLineNumber(13, label0); |
| methodVisitor.visitVarInsn(ALOAD, 0); |
| methodVisitor.visitMethodInsn(INVOKESPECIAL, "Base", "<init>", "()V", false); |
| methodVisitor.visitInsn(RETURN); |
| methodVisitor.visitMaxs(1, 1); |
| methodVisitor.visitEnd(); |
| } |
| classWriter.visitEnd(); |
| |
| return classWriter.toByteArray(); |
| } |
| } |
| |