| // Copyright (c) 2018, 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.debuginfo; |
| |
| import org.objectweb.asm.AnnotationVisitor; |
| import org.objectweb.asm.ClassWriter; |
| import org.objectweb.asm.FieldVisitor; |
| import org.objectweb.asm.Label; |
| import org.objectweb.asm.MethodVisitor; |
| import org.objectweb.asm.Opcodes; |
| |
| public class KotlinRingBufferDump implements Opcodes { |
| |
| public static final String INTERNAL_NAME = "kotlin/collections/RingBuffer"; |
| public static final String DESCRIPTOR = "L" + INTERNAL_NAME + ";"; |
| public static final String CLASS_NAME = "kotlin.collections.RingBuffer"; |
| |
| public static byte[] dump() throws Exception { |
| |
| ClassWriter cw = new ClassWriter(0); |
| FieldVisitor fv; |
| AnnotationVisitor av0; |
| |
| String superName = "java/lang/Object"; // "kotlin/collections/AbstractList"; |
| String signature = |
| null; // "<T:Ljava/lang/Object;>Lkotlin/collections/AbstractList<TT;>;Ljava/util/RandomAccess;"; |
| cw.visit( |
| V1_6, |
| ACC_FINAL + ACC_SUPER + ACC_PUBLIC, |
| INTERNAL_NAME, |
| signature, |
| superName, |
| new String[] {"java/util/RandomAccess"}); |
| |
| { |
| av0 = cw.visitAnnotation("Lkotlin/Metadata;", true); |
| av0.visit("mv", new int[] {1, 1, 9}); |
| av0.visit("bv", new int[] {1, 0, 2}); |
| av0.visit("k", new Integer(1)); |
| { |
| AnnotationVisitor av1 = av0.visitArray("d1"); |
| av1.visit( |
| null, |
| "\u0000>\n\u0002\u0018\u0002\n\u0000\n\u0002\u0018\u0002\n\u0002\u0018\u0002\n\u0002\u0018\u0002\n\u0000\n\u0002\u0010\u0008\n\u0002\u0008\u0002\n\u0002\u0010\u0011\n\u0002\u0010\u0000\n\u0002\u0008\u0009\n\u0002\u0010\u0002\n\u0002\u0008\u0006\n\u0002\u0010\u000b\n\u0000\n\u0002\u0010(\n\u0002\u0008\u000c\u0008\u0002\u0018\u0000*\u0004\u0008\u0000\u0010\u00012\u0008\u0012\u0004\u0012\u0002H\u00010\u00022\u00060\u0003j\u0002`\u0004B\r\u0012\u0006\u0010\u0005\u001a\u00020\u0006\u00a2\u0006\u0002\u0010\u0007J\u0013\u0010\u0013\u001a\u00020\u00142\u0006\u0010\u0015\u001a\u00028\u0000\u00a2\u0006\u0002\u0010\u0016J\u0016\u0010\u0017\u001a\u00028\u00002\u0006\u0010\u0018\u001a\u00020\u0006H\u0096\u0002\u00a2\u0006\u0002\u0010\u0019J\u0006\u0010\u001a\u001a\u00020\u001bJ\u000f\u0010\u001c\u001a\u0008\u0012\u0004\u0012\u00028\u00000\u001dH\u0096\u0002J\u000e\u0010\u001e\u001a\u00020\u00142\u0006\u0010\u001f\u001a\u00020\u0006J\u0015\u0010 \u001a\n\u0012\u0006\u0012\u0004\u0018\u00010\n0\u0009H\u0014\u00a2\u0006\u0002\u0010!J'\u0010 \u001a\u0008\u0012\u0004\u0012\u0002H\u00010\u0009\"\u0004\u0008\u0001\u0010\u00012\u000c\u0010\"\u001a\u0008\u0012\u0004\u0012\u0002H\u00010\u0009H\u0015\u00a2\u0006\u0002\u0010#J9\u0010$\u001a\u00020\u0014\"\u0004\u0008\u0001\u0010\u0001*\u0008\u0012\u0004\u0012\u0002H\u00010\u00092\u0006\u0010\u0015\u001a\u0002H\u00012\u0008\u0008\u0002\u0010%\u001a\u00020\u00062\u0008\u0008\u0002\u0010&\u001a\u00020\u0006H\u0002\u00a2\u0006\u0002\u0010'J\u0015\u0010(\u001a\u00020\u0006*\u00020\u00062\u0006\u0010\u001f\u001a\u00020\u0006H\u0083\u0008R\u0018\u0010\u0008\u001a\n\u0012\u0006\u0012\u0004\u0018\u00010\n0\u0009X\u0082\u0004\u00a2\u0006\u0004\n\u0002\u0010\u000bR\u0011\u0010\u0005\u001a\u00020\u0006\u00a2\u0006\u0008\n\u0000\u001a\u0004\u0008\u000c\u0010\rR$\u0010\u000f\u001a\u00020\u00062\u0006\u0010\u000e\u001a\u00020\u0006@RX\u0096\u000e\u00a2\u0006\u000e\n\u0000\u001a\u0004\u0008\u0010\u0010\r\"\u0004\u0008\u0011\u0010\u0007R\u000e\u0010\u0012\u001a\u00020\u0006X\u0082\u000e\u00a2\u0006\u0002\n\u0000\u00a8\u0006)"); |
| av1.visitEnd(); |
| } |
| { |
| AnnotationVisitor av1 = av0.visitArray("d2"); |
| av1.visit(null, DESCRIPTOR); |
| av1.visit(null, "T"); |
| av1.visit(null, "Lkotlin/collections/AbstractList;"); |
| av1.visit(null, "Ljava/util/RandomAccess;"); |
| av1.visit(null, "Lkotlin/collections/RandomAccess;"); |
| av1.visit(null, "capacity"); |
| av1.visit(null, ""); |
| av1.visit(null, "(I)V"); |
| av1.visit(null, "buffer"); |
| av1.visit(null, ""); |
| av1.visit(null, ""); |
| av1.visit(null, "[Ljava/lang/Object;"); |
| av1.visit(null, "getCapacity"); |
| av1.visit(null, "()I"); |
| av1.visit(null, "<set-?>"); |
| av1.visit(null, "size"); |
| av1.visit(null, "getSize"); |
| av1.visit(null, "setSize"); |
| av1.visit(null, "startIndex"); |
| av1.visit(null, "add"); |
| av1.visit(null, ""); |
| av1.visit(null, "element"); |
| av1.visit(null, "(Ljava/lang/Object;)V"); |
| av1.visit(null, "get"); |
| av1.visit(null, "index"); |
| av1.visit(null, "(I)Ljava/lang/Object;"); |
| av1.visit(null, "isFull"); |
| av1.visit(null, ""); |
| av1.visit(null, "iterator"); |
| av1.visit(null, ""); |
| av1.visit(null, "removeFirst"); |
| av1.visit(null, "n"); |
| av1.visit(null, "toArray"); |
| av1.visit(null, "()[Ljava/lang/Object;"); |
| av1.visit(null, "array"); |
| av1.visit(null, "([Ljava/lang/Object;)[Ljava/lang/Object;"); |
| av1.visit(null, "fill"); |
| av1.visit(null, "fromIndex"); |
| av1.visit(null, "toIndex"); |
| av1.visit(null, "([Ljava/lang/Object;Ljava/lang/Object;II)V"); |
| av1.visit(null, "forward"); |
| av1.visit(null, "kotlin-stdlib"); |
| av1.visitEnd(); |
| } |
| av0.visitEnd(); |
| } |
| cw.visitInnerClass( |
| INTERNAL_NAME + "$iterator$1", null, null, ACC_PUBLIC + ACC_FINAL + ACC_STATIC); |
| |
| { |
| fv = cw.visitField(ACC_PRIVATE + ACC_FINAL, "buffer", "[Ljava/lang/Object;", null, null); |
| fv.visitEnd(); |
| } |
| { |
| fv = cw.visitField(ACC_PRIVATE, "startIndex", "I", null, null); |
| fv.visitEnd(); |
| } |
| { |
| fv = cw.visitField(ACC_PRIVATE, "size", "I", null, null); |
| fv.visitEnd(); |
| } |
| { |
| fv = cw.visitField(ACC_PRIVATE + ACC_FINAL, "capacity", "I", null, null); |
| fv.visitEnd(); |
| } |
| methodAdd(cw); |
| methodMain(cw); |
| cw.visitEnd(); |
| |
| return cw.toByteArray(); |
| } |
| |
| private static void methodMain(ClassWriter cw) { |
| MethodVisitor mv = |
| cw.visitMethod(ACC_PUBLIC + ACC_STATIC, "main", "([Ljava/lang/String;)V", null, null); |
| mv.visitCode(); |
| mv.visitInsn(RETURN); |
| mv.visitMaxs(0, 1); |
| mv.visitEnd(); |
| } |
| |
| private static void methodAdd(ClassWriter cw) { |
| MethodVisitor mv = |
| cw.visitMethod(ACC_PUBLIC + ACC_FINAL, "add", "(Ljava/lang/Object;)V", "(TT;)V", null); |
| Label[] labels = new Label[8]; |
| for (int i = 0; i < labels.length; i++) { |
| labels[i] = new Label(); |
| } |
| mv.visitCode(); |
| mv.visitLabel(labels[0]); |
| mv.visitLineNumber(169, labels[0]); |
| mv.visitVarInsn(ALOAD, 0); |
| mv.visitMethodInsn(INVOKEVIRTUAL, INTERNAL_NAME, "isFull", "()Z", false); |
| mv.visitJumpInsn(IFEQ, labels[1]); |
| mv.visitLabel(labels[2]); |
| mv.visitLineNumber(170, labels[2]); |
| mv.visitTypeInsn(NEW, "java/lang/IllegalStateException"); |
| mv.visitInsn(DUP); |
| mv.visitLdcInsn("ring buffer is full"); |
| mv.visitMethodInsn( |
| INVOKESPECIAL, "java/lang/IllegalStateException", "<init>", "(Ljava/lang/String;)V", false); |
| mv.visitTypeInsn(CHECKCAST, "java/lang/Throwable"); |
| mv.visitInsn(ATHROW); |
| mv.visitLabel(labels[1]); |
| mv.visitLineNumber(173, labels[1]); |
| mv.visitFrame(Opcodes.F_SAME, 0, null, 0, null); |
| mv.visitVarInsn(ALOAD, 0); |
| mv.visitFieldInsn(GETFIELD, INTERNAL_NAME, "buffer", "[Ljava/lang/Object;"); |
| mv.visitVarInsn(ALOAD, 0); |
| mv.visitVarInsn(ALOAD, 0); |
| mv.visitFieldInsn(GETFIELD, INTERNAL_NAME, "startIndex", "I"); |
| mv.visitVarInsn(ISTORE, 3); |
| mv.visitVarInsn(ASTORE, 2); |
| mv.visitVarInsn(ALOAD, 0); |
| mv.visitMethodInsn(INVOKEVIRTUAL, INTERNAL_NAME, "size", "()I", false); |
| mv.visitVarInsn(ISTORE, 4); |
| mv.visitLabel(labels[3]); |
| mv.visitLineNumber(212, labels[3]); |
| mv.visitVarInsn(ILOAD, 3); |
| mv.visitVarInsn(ILOAD, 4); |
| mv.visitInsn(IADD); |
| mv.visitVarInsn(ALOAD, 2); |
| mv.visitMethodInsn(INVOKEVIRTUAL, INTERNAL_NAME, "getCapacity", "()I", false); |
| mv.visitInsn(IREM); |
| mv.visitLabel(labels[4]); |
| mv.visitVarInsn(ALOAD, 1); |
| mv.visitInsn(AASTORE); |
| mv.visitLabel(labels[5]); |
| mv.visitLineNumber(174, labels[5]); |
| mv.visitVarInsn(ALOAD, 0); |
| mv.visitInsn(DUP); |
| mv.visitMethodInsn(INVOKEVIRTUAL, INTERNAL_NAME, "size", "()I", false); |
| mv.visitInsn(DUP); |
| mv.visitVarInsn(ISTORE, 2); |
| mv.visitInsn(ICONST_1); |
| mv.visitInsn(IADD); |
| mv.visitMethodInsn(INVOKESPECIAL, INTERNAL_NAME, "setSize", "(I)V", false); |
| mv.visitLabel(labels[6]); |
| mv.visitLineNumber(175, labels[6]); |
| mv.visitInsn(RETURN); |
| mv.visitLabel(labels[7]); |
| mv.visitLocalVariable("this_$iv", DESCRIPTOR, null, labels[3], labels[4], 2); |
| mv.visitLocalVariable("$receiver$iv", "I", null, labels[3], labels[4], 3); |
| mv.visitLocalVariable("n$iv", "I", null, labels[3], labels[4], 4); |
| mv.visitLocalVariable("$i$f$forward", "I", null, labels[3], labels[4], 5); |
| mv.visitLocalVariable("this", DESCRIPTOR, null, labels[0], labels[7], 0); |
| mv.visitLocalVariable("element", "Ljava/lang/Object;", null, labels[0], labels[7], 1); |
| mv.visitMaxs(3, 6); |
| mv.visitEnd(); |
| } |
| } |