List of usage examples for org.objectweb.asm Opcodes INTEGER
Integer INTEGER
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From source file:blockphysics.asm.BPTransformer.java
License:Open Source License
private byte[] transformChunk(byte[] bytes) { /*try//from w w w.ja va2 s . c om { FileOutputStream fos = new FileOutputStream("d:/Chunk.orig.class"); fos.write(bytes); fos.close(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); }*/ System.out.print("[BlockPhysics] Patching Chunk.class ..................."); ClassNode classNode = new ClassNode(); ClassReader classReader = new ClassReader(bytes); classReader.accept(classNode, 0); ClassWriter cw = new ClassWriter(ClassWriter.COMPUTE_MAXS); classNode.accept(cw); MethodVisitor mv = cw.visitMethod(ACC_PUBLIC, "getBlockBPdata", "(III)I", null, null); mv.visitCode(); mv.visitVarInsn(ILOAD, 2); mv.visitInsn(ICONST_4); mv.visitInsn(ISHR); mv.visitVarInsn(ALOAD, 0); mv.visitFieldInsn(GETFIELD, "adq", "r", "[Ladr;"); mv.visitInsn(ARRAYLENGTH); Label l0 = new Label(); mv.visitJumpInsn(IF_ICMPLT, l0); mv.visitInsn(ICONST_0); mv.visitInsn(IRETURN); mv.visitLabel(l0); mv.visitFrame(Opcodes.F_SAME, 0, null, 0, null); mv.visitVarInsn(ALOAD, 0); mv.visitFieldInsn(GETFIELD, "adq", "r", "[Ladr;"); mv.visitVarInsn(ILOAD, 2); mv.visitInsn(ICONST_4); mv.visitInsn(ISHR); mv.visitInsn(AALOAD); mv.visitVarInsn(ASTORE, 4); mv.visitVarInsn(ALOAD, 4); Label l1 = new Label(); mv.visitJumpInsn(IFNULL, l1); mv.visitVarInsn(ALOAD, 4); mv.visitVarInsn(ILOAD, 1); mv.visitVarInsn(ILOAD, 2); mv.visitIntInsn(BIPUSH, 15); mv.visitInsn(IAND); mv.visitVarInsn(ILOAD, 3); mv.visitMethodInsn(INVOKEVIRTUAL, "adr", "getBlockBPdata", "(III)I"); Label l2 = new Label(); mv.visitJumpInsn(GOTO, l2); mv.visitLabel(l1); mv.visitFrame(Opcodes.F_APPEND, 1, new Object[] { "adr" }, 0, null); mv.visitInsn(ICONST_0); mv.visitLabel(l2); mv.visitFrame(Opcodes.F_SAME1, 0, null, 1, new Object[] { Opcodes.INTEGER }); mv.visitInsn(IRETURN); mv.visitMaxs(4, 5); mv.visitEnd(); mv = cw.visitMethod(ACC_PUBLIC, "setBlockBPdata", "(IIII)Z", null, null); mv.visitCode(); mv.visitVarInsn(ALOAD, 0); mv.visitFieldInsn(GETFIELD, "adq", "r", "[Ladr;"); mv.visitVarInsn(ILOAD, 2); mv.visitInsn(ICONST_4); mv.visitInsn(ISHR); mv.visitInsn(AALOAD); mv.visitVarInsn(ASTORE, 5); mv.visitVarInsn(ALOAD, 5); Label lab0 = new Label(); mv.visitJumpInsn(IFNONNULL, lab0); mv.visitInsn(ICONST_0); mv.visitInsn(IRETURN); mv.visitLabel(lab0); mv.visitFrame(Opcodes.F_APPEND, 1, new Object[] { "adr" }, 0, null); mv.visitVarInsn(ALOAD, 5); mv.visitVarInsn(ILOAD, 1); mv.visitVarInsn(ILOAD, 2); mv.visitIntInsn(BIPUSH, 15); mv.visitInsn(IAND); mv.visitVarInsn(ILOAD, 3); mv.visitMethodInsn(INVOKEVIRTUAL, "adr", "getBlockBPdata", "(III)I"); mv.visitVarInsn(ISTORE, 6); mv.visitVarInsn(ILOAD, 6); mv.visitVarInsn(ILOAD, 4); Label lab1 = new Label(); mv.visitJumpInsn(IF_ICMPNE, lab1); mv.visitInsn(ICONST_0); mv.visitInsn(IRETURN); mv.visitLabel(lab1); mv.visitFrame(Opcodes.F_APPEND, 1, new Object[] { Opcodes.INTEGER }, 0, null); mv.visitVarInsn(ALOAD, 0); mv.visitInsn(ICONST_1); mv.visitFieldInsn(PUTFIELD, "adq", "l", "Z"); mv.visitVarInsn(ALOAD, 5); mv.visitVarInsn(ILOAD, 1); mv.visitVarInsn(ILOAD, 2); mv.visitIntInsn(BIPUSH, 15); mv.visitInsn(IAND); mv.visitVarInsn(ILOAD, 3); mv.visitVarInsn(ILOAD, 4); mv.visitMethodInsn(INVOKEVIRTUAL, "adr", "setBlockBPdata", "(IIII)V"); mv.visitInsn(ICONST_1); mv.visitInsn(IRETURN); mv.visitMaxs(5, 7); mv.visitEnd(); cw.visitEnd(); System.out.println("OK"); /*try { FileOutputStream fos = new FileOutputStream("d:/Chunk.mod.class"); fos.write(cw.toByteArray()); fos.close(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); }*/ return cw.toByteArray(); }
From source file:blockphysics.asm.BPTransformer.java
License:Open Source License
private byte[] transformBlockPhysics(byte[] bytes) { /*try// w w w.j a v a2 s .c o m { FileOutputStream fos = new FileOutputStream("d:/BlockPhysics.orig.class"); fos.write(bytes); fos.close(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); }*/ try { Class.forName("org.bukkit.Bukkit"); System.out.println("[BlockPhysics] Bukkit detected."); } catch (ClassNotFoundException e) { return bytes; } System.out.print("[BlockPhysics] Patching BlockPhysics.class ............"); boolean ok = false; ClassNode classNode = new ClassNode(); ClassReader classReader = new ClassReader(bytes); classReader.accept(classNode, 0); MethodNode m; Iterator<MethodNode> methods = classNode.methods.iterator(); while (methods.hasNext()) { m = methods.next(); if (m.name.equals("tickBlocksRandomMove") && m.desc.equals("(Ljr;)V")) { m.instructions.clear(); m.localVariables.clear(); InsnList toInject = new InsnList(); toInject.add(new FieldInsnNode(GETSTATIC, "blockphysics/BlockPhysics", "skipMove", "Z")); LabelNode l0 = new LabelNode(); toInject.add(new JumpInsnNode(IFEQ, l0)); toInject.add(new InsnNode(RETURN)); toInject.add(l0); toInject.add(new FrameNode(Opcodes.F_SAME, 0, null, 0, null)); toInject.add(new VarInsnNode(ALOAD, 0)); toInject.add(new FieldInsnNode(GETFIELD, "jr", "G", "Lgnu/trove/map/hash/TLongShortHashMap;")); toInject.add(new MethodInsnNode(INVOKEVIRTUAL, "gnu/trove/map/hash/TLongShortHashMap", "iterator", "()Lgnu/trove/iterator/TLongShortIterator;")); toInject.add(new VarInsnNode(ASTORE, 1)); LabelNode l1 = new LabelNode(); toInject.add(l1); toInject.add(new FrameNode(Opcodes.F_APPEND, 1, new Object[] { "gnu/trove/iterator/TLongShortIterator" }, 0, null)); toInject.add(new VarInsnNode(ALOAD, 1)); toInject.add(new MethodInsnNode(INVOKEINTERFACE, "gnu/trove/iterator/TLongShortIterator", "hasNext", "()Z")); LabelNode l2 = new LabelNode(); toInject.add(new JumpInsnNode(IFEQ, l2)); toInject.add(new VarInsnNode(ALOAD, 1)); toInject.add(new MethodInsnNode(INVOKEINTERFACE, "gnu/trove/iterator/TLongShortIterator", "advance", "()V")); toInject.add(new VarInsnNode(ALOAD, 1)); toInject.add( new MethodInsnNode(INVOKEINTERFACE, "gnu/trove/iterator/TLongShortIterator", "key", "()J")); toInject.add(new VarInsnNode(LSTORE, 2)); toInject.add(new VarInsnNode(ALOAD, 0)); toInject.add(new InsnNode(POP)); toInject.add(new VarInsnNode(LLOAD, 2)); toInject.add(new MethodInsnNode(INVOKESTATIC, "abv", "keyToX", "(J)I")); toInject.add(new VarInsnNode(ISTORE, 4)); toInject.add(new VarInsnNode(ALOAD, 0)); toInject.add(new InsnNode(POP)); toInject.add(new VarInsnNode(LLOAD, 2)); toInject.add(new MethodInsnNode(INVOKESTATIC, "abv", "keyToZ", "(J)I")); toInject.add(new VarInsnNode(ISTORE, 5)); toInject.add(new VarInsnNode(ILOAD, 4)); toInject.add(new IntInsnNode(BIPUSH, 16)); toInject.add(new InsnNode(IMUL)); toInject.add(new VarInsnNode(ISTORE, 6)); toInject.add(new VarInsnNode(ILOAD, 5)); toInject.add(new IntInsnNode(BIPUSH, 16)); toInject.add(new InsnNode(IMUL)); toInject.add(new VarInsnNode(ISTORE, 7)); toInject.add(new VarInsnNode(ALOAD, 0)); toInject.add(new VarInsnNode(ILOAD, 4)); toInject.add(new VarInsnNode(ILOAD, 5)); toInject.add(new MethodInsnNode(INVOKEVIRTUAL, "jr", "e", "(II)Ladq;")); toInject.add(new VarInsnNode(ASTORE, 8)); toInject.add(new VarInsnNode(ALOAD, 8)); toInject.add(new MethodInsnNode(INVOKEVIRTUAL, "adq", "i", "()[Ladr;")); toInject.add(new VarInsnNode(ASTORE, 12)); toInject.add(new VarInsnNode(ALOAD, 12)); toInject.add(new InsnNode(ARRAYLENGTH)); toInject.add(new VarInsnNode(ISTORE, 9)); toInject.add(new InsnNode(ICONST_0)); toInject.add(new VarInsnNode(ISTORE, 10)); LabelNode l3 = new LabelNode(); toInject.add(l3); toInject.add(new FrameNode(Opcodes.F_FULL, 12, new Object[] { "jr", "gnu/trove/iterator/TLongShortIterator", Opcodes.LONG, Opcodes.INTEGER, Opcodes.INTEGER, Opcodes.INTEGER, Opcodes.INTEGER, "adq", Opcodes.INTEGER, Opcodes.INTEGER, Opcodes.TOP, "[Ladr;" }, 0, new Object[] {})); toInject.add(new VarInsnNode(ILOAD, 10)); toInject.add(new VarInsnNode(ILOAD, 9)); LabelNode l4 = new LabelNode(); toInject.add(new JumpInsnNode(IF_ICMPGE, l4)); toInject.add(new VarInsnNode(ALOAD, 12)); toInject.add(new VarInsnNode(ILOAD, 10)); toInject.add(new InsnNode(AALOAD)); toInject.add(new VarInsnNode(ASTORE, 13)); toInject.add(new VarInsnNode(ALOAD, 13)); LabelNode l5 = new LabelNode(); toInject.add(new JumpInsnNode(IFNULL, l5)); toInject.add(new InsnNode(ICONST_0)); toInject.add(new VarInsnNode(ISTORE, 14)); LabelNode l6 = new LabelNode(); toInject.add(l6); toInject.add(new FrameNode(Opcodes.F_APPEND, 2, new Object[] { "adr", Opcodes.INTEGER }, 0, null)); toInject.add(new VarInsnNode(ILOAD, 14)); toInject.add(new InsnNode(ICONST_3)); toInject.add(new JumpInsnNode(IF_ICMPGE, l5)); toInject.add(new FieldInsnNode(GETSTATIC, "blockphysics/BlockPhysics", "updateLCG", "I")); toInject.add(new InsnNode(ICONST_3)); toInject.add(new InsnNode(IMUL)); toInject.add(new LdcInsnNode(new Integer(1013904223))); toInject.add(new InsnNode(IADD)); toInject.add(new FieldInsnNode(PUTSTATIC, "blockphysics/BlockPhysics", "updateLCG", "I")); toInject.add(new FieldInsnNode(GETSTATIC, "blockphysics/BlockPhysics", "updateLCG", "I")); toInject.add(new InsnNode(ICONST_2)); toInject.add(new InsnNode(ISHR)); toInject.add(new VarInsnNode(ISTORE, 11)); toInject.add(new VarInsnNode(ILOAD, 11)); toInject.add(new IntInsnNode(BIPUSH, 15)); toInject.add(new InsnNode(IAND)); toInject.add(new VarInsnNode(ISTORE, 15)); toInject.add(new VarInsnNode(ILOAD, 11)); toInject.add(new IntInsnNode(BIPUSH, 8)); toInject.add(new InsnNode(ISHR)); toInject.add(new IntInsnNode(BIPUSH, 15)); toInject.add(new InsnNode(IAND)); toInject.add(new VarInsnNode(ISTORE, 16)); toInject.add(new VarInsnNode(ILOAD, 11)); toInject.add(new IntInsnNode(BIPUSH, 16)); toInject.add(new InsnNode(ISHR)); toInject.add(new IntInsnNode(BIPUSH, 15)); toInject.add(new InsnNode(IAND)); toInject.add(new VarInsnNode(ISTORE, 17)); toInject.add(new VarInsnNode(ALOAD, 13)); toInject.add(new VarInsnNode(ILOAD, 15)); toInject.add(new VarInsnNode(ILOAD, 17)); toInject.add(new VarInsnNode(ILOAD, 16)); toInject.add(new MethodInsnNode(INVOKEVIRTUAL, "adr", "a", "(III)I")); toInject.add(new VarInsnNode(ISTORE, 18)); toInject.add(new VarInsnNode(ALOAD, 13)); toInject.add(new VarInsnNode(ILOAD, 15)); toInject.add(new VarInsnNode(ILOAD, 17)); toInject.add(new VarInsnNode(ILOAD, 16)); toInject.add(new MethodInsnNode(INVOKEVIRTUAL, "adr", "b", "(III)I")); toInject.add(new VarInsnNode(ISTORE, 19)); toInject.add(new FieldInsnNode(GETSTATIC, "blockphysics/BlockPhysics", "blockSet", "[[Lblockphysics/BlockDef;")); toInject.add(new VarInsnNode(ILOAD, 18)); toInject.add(new InsnNode(AALOAD)); toInject.add(new VarInsnNode(ILOAD, 19)); toInject.add(new InsnNode(AALOAD)); toInject.add(new FieldInsnNode(GETFIELD, "blockphysics/BlockDef", "randomtick", "Z")); LabelNode l7 = new LabelNode(); toInject.add(new JumpInsnNode(IFEQ, l7)); toInject.add(new VarInsnNode(ALOAD, 0)); toInject.add(new VarInsnNode(ILOAD, 15)); toInject.add(new VarInsnNode(ILOAD, 6)); toInject.add(new InsnNode(IADD)); toInject.add(new VarInsnNode(ILOAD, 17)); toInject.add(new VarInsnNode(ALOAD, 13)); toInject.add(new MethodInsnNode(INVOKEVIRTUAL, "adr", "d", "()I")); toInject.add(new InsnNode(IADD)); toInject.add(new VarInsnNode(ILOAD, 16)); toInject.add(new VarInsnNode(ILOAD, 7)); toInject.add(new InsnNode(IADD)); toInject.add(new VarInsnNode(ILOAD, 18)); toInject.add(new VarInsnNode(ILOAD, 19)); toInject.add(new InsnNode(ICONST_0)); toInject.add(new MethodInsnNode(INVOKESTATIC, "blockphysics/BlockPhysics", "tryToMove", "(Labv;IIIIIZ)Z")); toInject.add(new InsnNode(POP)); toInject.add(l7); toInject.add(new FrameNode(Opcodes.F_FULL, 14, new Object[] { "jr", "gnu/trove/iterator/TLongShortIterator", Opcodes.LONG, Opcodes.INTEGER, Opcodes.INTEGER, Opcodes.INTEGER, Opcodes.INTEGER, "adq", Opcodes.INTEGER, Opcodes.INTEGER, Opcodes.INTEGER, "[Ladr;", "adr", Opcodes.INTEGER }, 0, new Object[] {})); toInject.add(new IincInsnNode(14, 1)); toInject.add(new JumpInsnNode(GOTO, l6)); toInject.add(l5); toInject.add(new FrameNode(Opcodes.F_FULL, 12, new Object[] { "jr", "gnu/trove/iterator/TLongShortIterator", Opcodes.LONG, Opcodes.INTEGER, Opcodes.INTEGER, Opcodes.INTEGER, Opcodes.INTEGER, "adq", Opcodes.INTEGER, Opcodes.INTEGER, Opcodes.TOP, "[Ladr;" }, 0, new Object[] {})); toInject.add(new IincInsnNode(10, 1)); toInject.add(new JumpInsnNode(GOTO, l3)); toInject.add(l4); toInject.add(new FrameNode(Opcodes.F_FULL, 2, new Object[] { "jr", "gnu/trove/iterator/TLongShortIterator" }, 0, new Object[] {})); toInject.add(new JumpInsnNode(GOTO, l1)); toInject.add(l2); toInject.add(new FrameNode(Opcodes.F_CHOP, 1, null, 0, null)); toInject.add(new InsnNode(RETURN)); m.instructions.add(toInject); ok = true; break; } } ClassWriter cw = new ClassWriter(ClassWriter.COMPUTE_MAXS); classNode.accept(cw); if (ok) System.out.println("OK"); else System.out.println("Failed." + ok); /*try { FileOutputStream fos = new FileOutputStream("d:/BlockPhysics.class"); fos.write(cw.toByteArray()); fos.close(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); }*/ return cw.toByteArray(); }
From source file:br.usp.each.saeg.badua.core.internal.instr.CoverageMethodTransformer.java
License:Open Source License
private Integer typeOfVars() { if (chains.length <= 32) { // three integers return Opcodes.INTEGER; } else {// w w w .jav a 2 s . c o m // three longs return Opcodes.LONG; } }
From source file:ch.eiafr.cojac.instrumenters.FloatProxyMethod.java
License:Apache License
private Object[] addReturnTypeTo(Object[] stackContent, Type returnType) { int sort = returnType.getSort(); if (sort == Type.VOID) return stackContent; if (sort == Type.ARRAY || sort == Type.OBJECT) return addTo(stackContent, returnType.getInternalName()); // else primitive type switch (sort) { case Type.BOOLEAN: case Type.BYTE: case Type.CHAR: case Type.SHORT: case Type.INT: return addTo(stackContent, Opcodes.INTEGER); case Type.LONG: return addTo(stackContent, Opcodes.LONG); //return addTo(addTo(stackContent, Opcodes.LONG), Opcodes.TOP); }//w ww .j a v a 2 s . c o m return stackContent; }
From source file:com.google.code.jconts.instrument.util.Frames.java
License:Apache License
public static Object toFrameType(Type type) { switch (type.getSort()) { case Type.BOOLEAN: case Type.CHAR: case Type.BYTE: case Type.SHORT: case Type.INT: return Opcodes.INTEGER; case Type.FLOAT: return Opcodes.FLOAT; case Type.LONG: return Opcodes.LONG; case Type.DOUBLE: return Opcodes.DOUBLE; case Type.ARRAY: return type.getDescriptor(); // case Type.OBJECT: default:/*from w ww .j a va2s . c o m*/ return type.getInternalName(); } }
From source file:com.google.code.jconts.instrument.util.Frames.java
License:Apache License
public static Type fromFrameType(final Object type) { if (type instanceof String) { return Type.getObjectType((String) type); } else if (type == Opcodes.INTEGER) { return Type.INT_TYPE; } else if (type == Opcodes.FLOAT) { return Type.FLOAT_TYPE; } else if (type == Opcodes.LONG) { return Type.LONG_TYPE; } else if (type == Opcodes.DOUBLE) { return Type.DOUBLE_TYPE; }//from www . j a v a 2 s .c o m throw new IllegalArgumentException("Unexpected local type: " + type); }
From source file:com.google.devtools.build.android.desugar.Bug62060793TestDataGenerator.java
License:Open Source License
private static byte[] createClass() { ClassWriter cw = new ClassWriter(ClassWriter.COMPUTE_MAXS); MethodVisitor mv;//from w ww. j av a 2 s . c o m cw.visit(V1_8, ACC_PUBLIC | ACC_SUPER, CLASS_NAME, null, "java/lang/Object", null); cw.visitInnerClass(INTERFACE_TYPE_NAME, CLASS_NAME, "Interface", ACC_PUBLIC | ACC_STATIC | ACC_ABSTRACT | ACC_INTERFACE); cw.visitInnerClass("java/lang/invoke/MethodHandles$Lookup", "java/lang/invoke/MethodHandles", "Lookup", ACC_PUBLIC | ACC_FINAL | ACC_STATIC); { mv = cw.visitMethod(ACC_PUBLIC, "<init>", "()V", null, null); mv.visitCode(); mv.visitVarInsn(ALOAD, 0); mv.visitMethodInsn(INVOKESPECIAL, "java/lang/Object", "<init>", "()V", false); mv.visitInsn(RETURN); mv.visitEnd(); } { mv = cw.visitMethod(ACC_PRIVATE | ACC_STATIC, "method", "(Ljava/lang/String;)Ljava/lang/String;", null, null); mv.visitParameter("str", 0); mv.visitCode(); mv.visitVarInsn(ALOAD, 0); mv.visitInsn(ARETURN); mv.visitEnd(); } { mv = cw.visitMethod(ACC_PRIVATE | ACC_STATIC, "method", "(ZCBFDJISLjava/lang/Object;[Ljava/lang/Object;Ljava/lang/String;)Ljava/lang/String;", null, null); mv.visitParameter("bool", 0); mv.visitParameter("c", 0); mv.visitParameter("b", 0); mv.visitParameter("f", 0); mv.visitParameter("d", 0); mv.visitParameter("l", 0); mv.visitParameter("i", 0); mv.visitParameter("s", 0); mv.visitParameter("o", 0); mv.visitParameter("array", 0); mv.visitParameter("str", 0); mv.visitCode(); mv.visitVarInsn(ALOAD, 10); mv.visitMethodInsn(INVOKESTATIC, "java/lang/String", "valueOf", "(Ljava/lang/Object;)Ljava/lang/String;", false); mv.visitVarInsn(ASTORE, 13); mv.visitVarInsn(ALOAD, 11); Label l0 = new Label(); mv.visitJumpInsn(IFNONNULL, l0); mv.visitInsn(ICONST_1); Label l1 = new Label(); mv.visitJumpInsn(GOTO, l1); mv.visitLabel(l0); mv.visitFrame(Opcodes.F_APPEND, 1, new Object[] { "java/lang/String" }, 0, null); mv.visitInsn(ICONST_0); mv.visitLabel(l1); mv.visitFrame(Opcodes.F_SAME1, 0, null, 1, new Object[] { Opcodes.INTEGER }); mv.visitVarInsn(ISTORE, 14); mv.visitIntInsn(BIPUSH, 91); mv.visitVarInsn(ALOAD, 12); mv.visitMethodInsn(INVOKESTATIC, "java/lang/String", "valueOf", "(Ljava/lang/Object;)Ljava/lang/String;", false); mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/String", "length", "()I", false); mv.visitInsn(IADD); mv.visitVarInsn(ALOAD, 13); mv.visitMethodInsn(INVOKESTATIC, "java/lang/String", "valueOf", "(Ljava/lang/Object;)Ljava/lang/String;", false); mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/String", "length", "()I", false); mv.visitInsn(IADD); mv.visitTypeInsn(NEW, "java/lang/StringBuilder"); mv.visitInsn(DUP_X1); mv.visitInsn(SWAP); mv.visitMethodInsn(INVOKESPECIAL, "java/lang/StringBuilder", "<init>", "(I)V", false); mv.visitVarInsn(ALOAD, 12); mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/StringBuilder", "append", "(Ljava/lang/String;)Ljava/lang/StringBuilder;", false); mv.visitVarInsn(ILOAD, 0); mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/StringBuilder", "append", "(Z)Ljava/lang/StringBuilder;", false); mv.visitVarInsn(ILOAD, 1); mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/StringBuilder", "append", "(C)Ljava/lang/StringBuilder;", false); mv.visitVarInsn(ILOAD, 2); mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/StringBuilder", "append", "(I)Ljava/lang/StringBuilder;", false); mv.visitVarInsn(FLOAD, 3); mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/StringBuilder", "append", "(F)Ljava/lang/StringBuilder;", false); mv.visitVarInsn(DLOAD, 4); mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/StringBuilder", "append", "(D)Ljava/lang/StringBuilder;", false); mv.visitVarInsn(LLOAD, 6); mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/StringBuilder", "append", "(J)Ljava/lang/StringBuilder;", false); mv.visitVarInsn(ILOAD, 8); mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/StringBuilder", "append", "(I)Ljava/lang/StringBuilder;", false); mv.visitVarInsn(ILOAD, 9); mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/StringBuilder", "append", "(I)Ljava/lang/StringBuilder;", false); mv.visitVarInsn(ALOAD, 13); mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/StringBuilder", "append", "(Ljava/lang/String;)Ljava/lang/StringBuilder;", false); mv.visitVarInsn(ILOAD, 14); mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/StringBuilder", "append", "(Z)Ljava/lang/StringBuilder;", false); mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/StringBuilder", "toString", "()Ljava/lang/String;", false); mv.visitInsn(ARETURN); mv.visitEnd(); } { mv = cw.visitMethod(ACC_PUBLIC | ACC_STATIC, "lambdaWithConstantArguments", "()L" + INTERFACE_TYPE_NAME + ";", null, null); mv.visitCode(); mv.visitInsn(ICONST_0); mv.visitInsn(ICONST_1); mv.visitInsn(ICONST_2); mv.visitInsn(FCONST_0); mv.visitInsn(DCONST_0); mv.visitInsn(LCONST_0); mv.visitInsn(ICONST_4); mv.visitIntInsn(SIPUSH, 9); mv.visitInsn(ACONST_NULL); mv.visitInsn(ACONST_NULL); mv.visitInvokeDynamicInsn("call", "(ZCBFDJISLjava/lang/Object;[Ljava/lang/Object;)L" + INTERFACE_TYPE_NAME + ";", new Handle(Opcodes.H_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;", false), new Object[] { Type.getType("(Ljava/lang/String;)Ljava/lang/String;"), new Handle(Opcodes.H_INVOKESTATIC, CLASS_NAME, "method", "(ZCBFDJISLjava/lang/Object;[Ljava/lang/Object;Ljava/lang/String;" + ")Ljava/lang/String;", false), Type.getType("(Ljava/lang/String;)Ljava/lang/String;") }); mv.visitInsn(ARETURN); mv.visitEnd(); } cw.visitEnd(); return cw.toByteArray(); }
From source file:com.google.devtools.build.android.desugar.BytecodeTypeInference.java
License:Open Source License
/** Convert the type in stack map frame to inference type. */ private InferredType convertTypeInStackMapFrame(Object typeInStackMapFrame) { if (typeInStackMapFrame == Opcodes.TOP) { return InferredType.TOP; } else if (typeInStackMapFrame == Opcodes.INTEGER) { return InferredType.INT; } else if (typeInStackMapFrame == Opcodes.FLOAT) { return InferredType.FLOAT; } else if (typeInStackMapFrame == Opcodes.DOUBLE) { return InferredType.DOUBLE; } else if (typeInStackMapFrame == Opcodes.LONG) { return InferredType.LONG; } else if (typeInStackMapFrame == Opcodes.NULL) { return InferredType.NULL; } else if (typeInStackMapFrame == Opcodes.UNINITIALIZED_THIS) { return InferredType.UNINITIALIZED_THIS; } else if (typeInStackMapFrame instanceof String) { String referenceTypeName = (String) typeInStackMapFrame; if (referenceTypeName.charAt(0) == '[') { return InferredType.createNonUninitializedType(referenceTypeName); } else {/*from w w w . j a v a2 s . c o m*/ return InferredType.createNonUninitializedType('L' + referenceTypeName + ';'); } } else if (typeInStackMapFrame instanceof Label) { Label label = (Label) typeInStackMapFrame; return InferredType.createUninitializedType(label); } else { throw new RuntimeException("Cannot reach here. Unhandled element: value=" + typeInStackMapFrame + ", class=" + typeInStackMapFrame.getClass() + ". The current method being desugared is " + methodSignature); } }
From source file:de.dynamicfiles.projects.gradle.plugins.javafx.tasks.internal.MonkeyPatcher.java
License:Apache License
private static void doMonkeyPatchFileHandleLeak(ClassReader classReader, ClassWriter classWriter) { classReader.accept(new ClassVisitor(Opcodes.ASM5, classWriter) { @Override/*from w w w . j a v a2 s. c om*/ public MethodVisitor visitMethod(int access, String name, String desc, String signature, String[] exceptions) { if (!(name.equals(METHOD_TO_MONKEY_PATCH) && desc.equals(METHOD_SIGNATURE_TO_MONKEY_PATCH))) { return super.visitMethod(access, name, desc, signature, exceptions); } // helpful source: http://web.cs.ucla.edu/~msb/cs239-tutorial/ // "We will do this using the Adapter Pattern. Adapters wrap an object, overriding some of its methods, and delegating to the others." // ugly adapter-pattern ... took me more time than I really can tell here <.< return getMonkeyPatchedFileHandleLeakMethodVisitor(access, name, desc, signature, exceptions); } private MethodVisitor getMonkeyPatchedFileHandleLeakMethodVisitor(int access, String name, String desc, String signature, String[] exceptions) { return new MethodVisitor(Opcodes.ASM5, super.visitMethod(access, name, desc, signature, exceptions)) { /* TODO improve detection of lambda-positions, numbers might vary on different compile-versions */ @Override public void visitCode() { // This mostly got generated from ASM itself, except some adjustments for lambda-IDs and removed "visitMaxs()"-call String javalangThrowable = "java/lang/Throwable"; String javaioFile = "java/io/File"; String javalangString = "java/lang/String"; Label l0 = new Label(); Label l1 = new Label(); Label l2 = new Label(); mv.visitTryCatchBlock(l0, l1, l2, javalangThrowable); Label l3 = new Label(); Label l4 = new Label(); Label l5 = new Label(); mv.visitTryCatchBlock(l3, l4, l5, javalangThrowable); Label l6 = new Label(); mv.visitTryCatchBlock(l3, l4, l6, null); Label l7 = new Label(); Label l8 = new Label(); Label l9 = new Label(); mv.visitTryCatchBlock(l7, l8, l9, javalangThrowable); Label l10 = new Label(); mv.visitTryCatchBlock(l5, l10, l6, null); mv.visitInsn(Opcodes.ACONST_NULL); mv.visitVarInsn(Opcodes.ASTORE, 3); mv.visitVarInsn(Opcodes.ALOAD, 2); Label l11 = new Label(); mv.visitJumpInsn(Opcodes.IFNULL, l11); mv.visitVarInsn(Opcodes.ALOAD, 2); mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, javaioFile, "isDirectory", "()Z", false); Label l12 = new Label(); mv.visitJumpInsn(Opcodes.IFNE, l12); mv.visitLabel(l11); mv.visitFrame(Opcodes.F_APPEND, 1, new Object[] { javalangString }, 0, null); mv.visitTypeInsn(Opcodes.NEW, javaioFile); mv.visitInsn(Opcodes.DUP); mv.visitLdcInsn("java.home"); mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/lang/System", "getProperty", "(Ljava/lang/String;)Ljava/lang/String;", false); mv.visitMethodInsn(Opcodes.INVOKESPECIAL, javaioFile, "<init>", "(Ljava/lang/String;)V", false); mv.visitVarInsn(Opcodes.ASTORE, 2); mv.visitLabel(l12); mv.visitFrame(Opcodes.F_SAME, 0, null, 0, null); mv.visitFieldInsn(Opcodes.GETSTATIC, "com/oracle/tools/packager/windows/WinAppBundler", "VS_VERS", "[Ljava/lang/String;"); mv.visitVarInsn(Opcodes.ASTORE, 4); mv.visitVarInsn(Opcodes.ALOAD, 4); mv.visitInsn(Opcodes.ARRAYLENGTH); mv.visitVarInsn(Opcodes.ISTORE, 5); mv.visitInsn(Opcodes.ICONST_0); mv.visitVarInsn(Opcodes.ISTORE, 6); Label l13 = new Label(); mv.visitLabel(l13); mv.visitFrame(Opcodes.F_APPEND, 3, new Object[] { "[Ljava/lang/String;", Opcodes.INTEGER, Opcodes.INTEGER }, 0, null); mv.visitVarInsn(Opcodes.ILOAD, 6); mv.visitVarInsn(Opcodes.ILOAD, 5); Label l14 = new Label(); mv.visitJumpInsn(Opcodes.IF_ICMPGE, l14); mv.visitVarInsn(Opcodes.ALOAD, 4); mv.visitVarInsn(Opcodes.ILOAD, 6); mv.visitInsn(Opcodes.AALOAD); mv.visitVarInsn(Opcodes.ASTORE, 7); mv.visitVarInsn(Opcodes.ALOAD, 0); mv.visitVarInsn(Opcodes.ALOAD, 1); mv.visitVarInsn(Opcodes.ALOAD, 7); mv.visitMethodInsn(Opcodes.INVOKESPECIAL, "com/oracle/tools/packager/windows/WinAppBundler", "copyMSVCDLLs", "(Ljava/io/File;Ljava/lang/String;)Z", false); Label l15 = new Label(); mv.visitJumpInsn(Opcodes.IFEQ, l15); mv.visitVarInsn(Opcodes.ALOAD, 7); mv.visitVarInsn(Opcodes.ASTORE, 3); mv.visitJumpInsn(Opcodes.GOTO, l14); mv.visitLabel(l15); mv.visitFrame(Opcodes.F_SAME, 0, null, 0, null); mv.visitIincInsn(6, 1); mv.visitJumpInsn(Opcodes.GOTO, l13); mv.visitLabel(l14); mv.visitFrame(Opcodes.F_CHOP, 3, null, 0, null); mv.visitVarInsn(Opcodes.ALOAD, 3); Label l16 = new Label(); mv.visitJumpInsn(Opcodes.IFNONNULL, l16); mv.visitTypeInsn(Opcodes.NEW, "java/lang/RuntimeException"); mv.visitInsn(Opcodes.DUP); mv.visitLdcInsn("Not found MSVC dlls"); mv.visitMethodInsn(Opcodes.INVOKESPECIAL, "java/lang/RuntimeException", "<init>", "(Ljava/lang/String;)V", false); mv.visitInsn(Opcodes.ATHROW); mv.visitLabel(l16); mv.visitFrame(Opcodes.F_SAME, 0, null, 0, null); mv.visitTypeInsn(Opcodes.NEW, "java/util/concurrent/atomic/AtomicReference"); mv.visitInsn(Opcodes.DUP); mv.visitMethodInsn(Opcodes.INVOKESPECIAL, "java/util/concurrent/atomic/AtomicReference", "<init>", "()V", false); mv.visitVarInsn(Opcodes.ASTORE, 4); mv.visitVarInsn(Opcodes.ALOAD, 3); mv.visitVarInsn(Opcodes.ASTORE, 5); mv.visitVarInsn(Opcodes.ALOAD, 2); mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, javaioFile, "toPath", "()Ljava/nio/file/Path;", false); mv.visitLdcInsn("bin"); mv.visitMethodInsn(Opcodes.INVOKEINTERFACE, "java/nio/file/Path", "resolve", "(Ljava/lang/String;)Ljava/nio/file/Path;", true); mv.visitMethodInsn(Opcodes.INVOKESTATIC, "java/nio/file/Files", "list", "(Ljava/nio/file/Path;)Ljava/util/stream/Stream;", false); mv.visitVarInsn(Opcodes.ASTORE, 6); mv.visitInsn(Opcodes.ACONST_NULL); mv.visitVarInsn(Opcodes.ASTORE, 7); mv.visitLabel(l3); mv.visitVarInsn(Opcodes.ALOAD, 6); mv.visitInvokeDynamicInsn("test", "()Ljava/util/function/Predicate;", new Handle( Opcodes.H_INVOKESTATIC, "java/lang/invoke/LambdaMetafactory", "metafactory", "(Ljava/lang/invoke/MethodHandles$Lookup;Ljava/lang/String;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodHandle;Ljava/lang/invoke/MethodType;)Ljava/lang/invoke/CallSite;"), new Object[] { Type.getType("(Ljava/lang/Object;)Z"), new Handle(Opcodes.H_INVOKESTATIC, "com/oracle/tools/packager/windows/WinAppBundler", "lambda$copyMSVCDLLs$261", "(Ljava/nio/file/Path;)Z"), Type.getType("(Ljava/nio/file/Path;)Z") }); // modified lambda-name mv.visitMethodInsn(Opcodes.INVOKEINTERFACE, "java/util/stream/Stream", "filter", "(Ljava/util/function/Predicate;)Ljava/util/stream/Stream;", true); mv.visitVarInsn(Opcodes.ALOAD, 5); mv.visitInvokeDynamicInsn("test", "(Ljava/lang/String;)Ljava/util/function/Predicate;", new Handle(Opcodes.H_INVOKESTATIC, "java/lang/invoke/LambdaMetafactory", "metafactory", "(Ljava/lang/invoke/MethodHandles$Lookup;Ljava/lang/String;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodHandle;Ljava/lang/invoke/MethodType;)Ljava/lang/invoke/CallSite;"), new Object[] { Type.getType("(Ljava/lang/Object;)Z"), new Handle( Opcodes.H_INVOKESTATIC, "com/oracle/tools/packager/windows/WinAppBundler", "lambda$copyMSVCDLLs$262", "(Ljava/lang/String;Ljava/nio/file/Path;)Z"), Type.getType("(Ljava/nio/file/Path;)Z") }); // modified lambda-name mv.visitMethodInsn(Opcodes.INVOKEINTERFACE, "java/util/stream/Stream", "filter", "(Ljava/util/function/Predicate;)Ljava/util/stream/Stream;", true); mv.visitVarInsn(Opcodes.ALOAD, 1); mv.visitVarInsn(Opcodes.ALOAD, 4); mv.visitInvokeDynamicInsn("accept", "(Ljava/io/File;Ljava/util/concurrent/atomic/AtomicReference;)Ljava/util/function/Consumer;", new Handle(Opcodes.H_INVOKESTATIC, "java/lang/invoke/LambdaMetafactory", "metafactory", "(Ljava/lang/invoke/MethodHandles$Lookup;Ljava/lang/String;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodHandle;Ljava/lang/invoke/MethodType;)Ljava/lang/invoke/CallSite;"), new Object[] { Type.getType("(Ljava/lang/Object;)V"), new Handle( Opcodes.H_INVOKESTATIC, "com/oracle/tools/packager/windows/WinAppBundler", "lambda$copyMSVCDLLs$263", "(Ljava/io/File;Ljava/util/concurrent/atomic/AtomicReference;Ljava/nio/file/Path;)V"), Type.getType("(Ljava/nio/file/Path;)V") }); // modified lambda-name mv.visitMethodInsn(Opcodes.INVOKEINTERFACE, "java/util/stream/Stream", "forEach", "(Ljava/util/function/Consumer;)V", true); mv.visitLabel(l4); mv.visitVarInsn(Opcodes.ALOAD, 6); Label l17 = new Label(); mv.visitJumpInsn(Opcodes.IFNULL, l17); mv.visitVarInsn(Opcodes.ALOAD, 7); Label l18 = new Label(); mv.visitJumpInsn(Opcodes.IFNULL, l18); mv.visitLabel(l0); mv.visitVarInsn(Opcodes.ALOAD, 6); mv.visitMethodInsn(Opcodes.INVOKEINTERFACE, "java/util/stream/Stream", "close", "()V", true); mv.visitLabel(l1); mv.visitJumpInsn(Opcodes.GOTO, l17); mv.visitLabel(l2); mv.visitFrame(Opcodes.F_FULL, 8, new Object[] { "com/oracle/tools/packager/windows/WinAppBundler", javaioFile, javaioFile, javalangString, "java/util/concurrent/atomic/AtomicReference", javalangString, "java/util/stream/Stream", javalangThrowable }, 1, new Object[] { javalangThrowable }); mv.visitVarInsn(Opcodes.ASTORE, 8); mv.visitVarInsn(Opcodes.ALOAD, 7); mv.visitVarInsn(Opcodes.ALOAD, 8); mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, javalangThrowable, "addSuppressed", "(Ljava/lang/Throwable;)V", false); mv.visitJumpInsn(Opcodes.GOTO, l17); mv.visitLabel(l18); mv.visitFrame(Opcodes.F_SAME, 0, null, 0, null); mv.visitVarInsn(Opcodes.ALOAD, 6); mv.visitMethodInsn(Opcodes.INVOKEINTERFACE, "java/util/stream/Stream", "close", "()V", true); mv.visitJumpInsn(Opcodes.GOTO, l17); mv.visitLabel(l5); mv.visitFrame(Opcodes.F_SAME1, 0, null, 1, new Object[] { javalangThrowable }); mv.visitVarInsn(Opcodes.ASTORE, 8); mv.visitVarInsn(Opcodes.ALOAD, 8); mv.visitVarInsn(Opcodes.ASTORE, 7); mv.visitVarInsn(Opcodes.ALOAD, 8); mv.visitInsn(Opcodes.ATHROW); mv.visitLabel(l6); mv.visitFrame(Opcodes.F_SAME1, 0, null, 1, new Object[] { javalangThrowable }); mv.visitVarInsn(Opcodes.ASTORE, 9); mv.visitLabel(l10); mv.visitVarInsn(Opcodes.ALOAD, 6); Label l19 = new Label(); mv.visitJumpInsn(Opcodes.IFNULL, l19); mv.visitVarInsn(Opcodes.ALOAD, 7); Label l20 = new Label(); mv.visitJumpInsn(Opcodes.IFNULL, l20); mv.visitLabel(l7); mv.visitVarInsn(Opcodes.ALOAD, 6); mv.visitMethodInsn(Opcodes.INVOKEINTERFACE, "java/util/stream/Stream", "close", "()V", true); mv.visitLabel(l8); mv.visitJumpInsn(Opcodes.GOTO, l19); mv.visitLabel(l9); mv.visitFrame(Opcodes.F_FULL, 10, new Object[] { "com/oracle/tools/packager/windows/WinAppBundler", javaioFile, javaioFile, javalangString, "java/util/concurrent/atomic/AtomicReference", javalangString, "java/util/stream/Stream", javalangThrowable, Opcodes.TOP, javalangThrowable }, 1, new Object[] { javalangThrowable }); mv.visitVarInsn(Opcodes.ASTORE, 10); mv.visitVarInsn(Opcodes.ALOAD, 7); mv.visitVarInsn(Opcodes.ALOAD, 10); mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, javalangThrowable, "addSuppressed", "(Ljava/lang/Throwable;)V", false); mv.visitJumpInsn(Opcodes.GOTO, l19); mv.visitLabel(l20); mv.visitFrame(Opcodes.F_SAME, 0, null, 0, null); mv.visitVarInsn(Opcodes.ALOAD, 6); mv.visitMethodInsn(Opcodes.INVOKEINTERFACE, "java/util/stream/Stream", "close", "()V", true); mv.visitLabel(l19); mv.visitFrame(Opcodes.F_SAME, 0, null, 0, null); mv.visitVarInsn(Opcodes.ALOAD, 9); mv.visitInsn(Opcodes.ATHROW); mv.visitLabel(l17); mv.visitFrame(Opcodes.F_FULL, 6, new Object[] { "com/oracle/tools/packager/windows/WinAppBundler", javaioFile, javaioFile, javalangString, "java/util/concurrent/atomic/AtomicReference", javalangString }, 0, new Object[] {}); mv.visitVarInsn(Opcodes.ALOAD, 4); mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/util/concurrent/atomic/AtomicReference", "get", "()Ljava/lang/Object;", false); mv.visitTypeInsn(Opcodes.CHECKCAST, "java/io/IOException"); mv.visitVarInsn(Opcodes.ASTORE, 6); mv.visitVarInsn(Opcodes.ALOAD, 6); Label l21 = new Label(); mv.visitJumpInsn(Opcodes.IFNULL, l21); mv.visitVarInsn(Opcodes.ALOAD, 6); mv.visitInsn(Opcodes.ATHROW); mv.visitLabel(l21); mv.visitFrame(Opcodes.F_APPEND, 1, new Object[] { "java/io/IOException" }, 0, null); mv.visitInsn(Opcodes.RETURN); } }; } }, ClassReader.EXPAND_FRAMES); // ClassReader.EXPAND_FRAMES required for Java 8 }
From source file:de.scoopgmbh.copper.instrument.StackInfo.java
License:Apache License
static Type deferLocalDesc(Object object) { if (object instanceof String) return Type.getObjectType((String) object); //TODO: analyze opcode at pos label if (object instanceof Label) return Type.getType(Object.class); int intObject = (Integer) object; if (intObject == Opcodes.TOP) return null; if (intObject == Opcodes.INTEGER) return Type.INT_TYPE; if (intObject == Opcodes.FLOAT) return Type.FLOAT_TYPE; if (intObject == Opcodes.LONG) return Type.LONG_TYPE; if (intObject == Opcodes.DOUBLE) return Type.getType(double.class); if (intObject == Opcodes.LONG) return Type.getType(long.class); if (intObject == Opcodes.NULL) return Type.getType(Object.class); //TODO: defer from containing class if (intObject == Opcodes.UNINITIALIZED_THIS) return Type.getType(Object.class); throw new BuildStackFrameException("Couldnt defer desc for " + object); }