List of usage examples for org.objectweb.asm Opcodes AASTORE
int AASTORE
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From source file:com.google.test.metric.asm.MethodVisitorBuilder.java
License:Apache License
public void visitInsn(final int opcode) { switch (opcode) { case Opcodes.ACONST_NULL: recorder.add(new Runnable() { public void run() { block.addOp(new Load(lineNumber, new Constant(null, JavaType.OBJECT))); }// w w w . j av a2s . c o m }); break; case Opcodes.ICONST_M1: case Opcodes.ICONST_0: case Opcodes.ICONST_1: case Opcodes.ICONST_2: case Opcodes.ICONST_3: case Opcodes.ICONST_4: case Opcodes.ICONST_5: loadConstant(opcode - Opcodes.ICONST_M1 - 1, JavaType.INT); break; case Opcodes.LCONST_0: case Opcodes.LCONST_1: loadConstant(opcode - Opcodes.LCONST_0, JavaType.LONG); break; case Opcodes.FCONST_0: case Opcodes.FCONST_1: case Opcodes.FCONST_2: loadConstant(opcode - Opcodes.FCONST_0, JavaType.FLOAT); break; case Opcodes.DCONST_0: case Opcodes.DCONST_1: loadConstant(opcode - Opcodes.DCONST_0, JavaType.DOUBLE); break; case Opcodes.IALOAD: recordArrayLoad(JavaType.INT); break; case Opcodes.LALOAD: recordArrayLoad(JavaType.LONG); break; case Opcodes.FALOAD: recordArrayLoad(JavaType.FLOAT); break; case Opcodes.DALOAD: recordArrayLoad(JavaType.DOUBLE); break; case Opcodes.AALOAD: recordArrayLoad(JavaType.OBJECT); break; case Opcodes.BALOAD: recordArrayLoad(JavaType.BYTE); break; case Opcodes.CALOAD: recordArrayLoad(JavaType.CHAR); break; case Opcodes.SALOAD: recordArrayLoad(JavaType.SHORT); break; case Opcodes.IASTORE: recordArrayStore(JavaType.INT); break; case Opcodes.LASTORE: recordArrayStore(JavaType.LONG); break; case Opcodes.FASTORE: recordArrayStore(JavaType.FLOAT); break; case Opcodes.DASTORE: recordArrayStore(JavaType.DOUBLE); break; case Opcodes.AASTORE: recordArrayStore(JavaType.OBJECT); break; case Opcodes.BASTORE: recordArrayStore(JavaType.BYTE); break; case Opcodes.CASTORE: recordArrayStore(JavaType.CHAR); break; case Opcodes.SASTORE: recordArrayStore(JavaType.SHORT); break; case Opcodes.POP: case Opcodes.POP2: recorder.add(new Runnable() { public void run() { block.addOp(new Pop(lineNumber, opcode - Opcodes.POP + 1)); } }); break; case Opcodes.DUP: case Opcodes.DUP_X1: case Opcodes.DUP_X2: recorder.add(new Runnable() { public void run() { int offset = opcode - Opcodes.DUP; block.addOp(new Duplicate(lineNumber, offset)); } }); break; case Opcodes.DUP2: case Opcodes.DUP2_X1: case Opcodes.DUP2_X2: recorder.add(new Runnable() { public void run() { block.addOp(new Duplicate2(lineNumber, opcode - Opcodes.DUP2)); } }); break; case Opcodes.SWAP: recorder.add(new Runnable() { public void run() { block.addOp(new Swap(lineNumber)); } }); break; case Opcodes.IRETURN: _return(JavaType.INT); break; case Opcodes.FRETURN: _return(JavaType.FLOAT); break; case Opcodes.ARETURN: _return(JavaType.OBJECT); break; case Opcodes.LRETURN: _return(JavaType.LONG); break; case Opcodes.DRETURN: _return(JavaType.DOUBLE); break; case Opcodes.ATHROW: recorder.add(new Runnable() { public void run() { block.addOp(new Throw(lineNumber)); } }); break; case Opcodes.RETURN: _return(JavaType.VOID); break; case Opcodes.LCMP: operation("cmp", JavaType.LONG, JavaType.LONG, JavaType.INT); break; case Opcodes.FCMPL: operation("cmpl", JavaType.FLOAT, JavaType.FLOAT, JavaType.INT); break; case Opcodes.FCMPG: operation("cmpg", JavaType.FLOAT, JavaType.FLOAT, JavaType.INT); break; case Opcodes.DCMPL: operation("cmpl", JavaType.DOUBLE, JavaType.DOUBLE, JavaType.INT); break; case Opcodes.DCMPG: operation("cmpg", JavaType.DOUBLE, JavaType.DOUBLE, JavaType.INT); break; case Opcodes.LSHL: operation("shl", JavaType.LONG, JavaType.INT, JavaType.LONG); break; case Opcodes.LSHR: operation("shr", JavaType.LONG, JavaType.INT, JavaType.LONG); break; case Opcodes.LUSHR: operation("ushr", JavaType.LONG, JavaType.INT, JavaType.LONG); break; case Opcodes.LADD: operation("add", JavaType.LONG, JavaType.LONG, JavaType.LONG); break; case Opcodes.LSUB: operation("sub", JavaType.LONG, JavaType.LONG, JavaType.LONG); break; case Opcodes.LDIV: operation("div", JavaType.LONG, JavaType.LONG, JavaType.LONG); break; case Opcodes.LREM: operation("rem", JavaType.LONG, JavaType.LONG, JavaType.LONG); break; case Opcodes.LAND: operation("and", JavaType.LONG, JavaType.LONG, JavaType.LONG); break; case Opcodes.LOR: operation("or", JavaType.LONG, JavaType.LONG, JavaType.LONG); break; case Opcodes.LXOR: operation("xor", JavaType.LONG, JavaType.LONG, JavaType.LONG); break; case Opcodes.LMUL: operation("mul", JavaType.LONG, JavaType.LONG, JavaType.LONG); break; case Opcodes.FADD: operation("add", JavaType.FLOAT, JavaType.FLOAT, JavaType.FLOAT); break; case Opcodes.FSUB: operation("sub", JavaType.FLOAT, JavaType.FLOAT, JavaType.FLOAT); break; case Opcodes.FMUL: operation("mul", JavaType.FLOAT, JavaType.FLOAT, JavaType.FLOAT); break; case Opcodes.FREM: operation("rem", JavaType.FLOAT, JavaType.FLOAT, JavaType.FLOAT); break; case Opcodes.FDIV: operation("div", JavaType.FLOAT, JavaType.FLOAT, JavaType.FLOAT); break; case Opcodes.ISHL: operation("shl", JavaType.INT, JavaType.INT, JavaType.INT); break; case Opcodes.ISHR: operation("shr", JavaType.INT, JavaType.INT, JavaType.INT); break; case Opcodes.IUSHR: operation("ushr", JavaType.INT, JavaType.INT, JavaType.INT); break; case Opcodes.IADD: operation("add", JavaType.INT, JavaType.INT, JavaType.INT); break; case Opcodes.ISUB: operation("sub", JavaType.INT, JavaType.INT, JavaType.INT); break; case Opcodes.IMUL: operation("mul", JavaType.INT, JavaType.INT, JavaType.INT); break; case Opcodes.IDIV: operation("div", JavaType.INT, JavaType.INT, JavaType.INT); break; case Opcodes.IREM: operation("rem", JavaType.INT, JavaType.INT, JavaType.INT); break; case Opcodes.IAND: operation("and", JavaType.INT, JavaType.INT, JavaType.INT); break; case Opcodes.IOR: operation("or", JavaType.INT, JavaType.INT, JavaType.INT); break; case Opcodes.IXOR: operation("xor", JavaType.INT, JavaType.INT, JavaType.INT); break; case Opcodes.DSUB: operation("sub", JavaType.DOUBLE, JavaType.DOUBLE, JavaType.DOUBLE); break; case Opcodes.DADD: operation("add", JavaType.DOUBLE, JavaType.DOUBLE, JavaType.DOUBLE); break; case Opcodes.DMUL: operation("mul", JavaType.DOUBLE, JavaType.DOUBLE, JavaType.DOUBLE); break; case Opcodes.DDIV: operation("div", JavaType.DOUBLE, JavaType.DOUBLE, JavaType.DOUBLE); break; case Opcodes.DREM: operation("rem", JavaType.DOUBLE, JavaType.DOUBLE, JavaType.DOUBLE); break; case Opcodes.L2I: convert(JavaType.LONG, JavaType.INT); break; case Opcodes.L2F: convert(JavaType.LONG, JavaType.FLOAT); break; case Opcodes.L2D: convert(JavaType.LONG, JavaType.DOUBLE); break; case Opcodes.LNEG: operation("neg", JavaType.LONG, null, JavaType.LONG); break; case Opcodes.F2I: convert(JavaType.FLOAT, JavaType.INT); break; case Opcodes.F2L: convert(JavaType.FLOAT, JavaType.LONG); break; case Opcodes.FNEG: operation("neg", JavaType.FLOAT, null, JavaType.FLOAT); break; case Opcodes.F2D: convert(JavaType.FLOAT, JavaType.DOUBLE); break; case Opcodes.D2I: convert(JavaType.DOUBLE, JavaType.INT); break; case Opcodes.D2L: convert(JavaType.DOUBLE, JavaType.LONG); break; case Opcodes.D2F: convert(JavaType.DOUBLE, JavaType.FLOAT); break; case Opcodes.DNEG: operation("neg", JavaType.DOUBLE, null, JavaType.DOUBLE); break; case Opcodes.I2L: convert(JavaType.INT, JavaType.LONG); break; case Opcodes.I2F: convert(JavaType.INT, JavaType.FLOAT); break; case Opcodes.I2D: convert(JavaType.INT, JavaType.DOUBLE); break; case Opcodes.I2B: convert(JavaType.INT, JavaType.BYTE); break; case Opcodes.I2C: convert(JavaType.INT, JavaType.CHAR); break; case Opcodes.I2S: convert(JavaType.INT, JavaType.SHORT); break; case Opcodes.INEG: operation("neg", JavaType.INT, null, JavaType.INT); break; case Opcodes.ARRAYLENGTH: operation("arraylength", JavaType.OBJECT.toArray(), null, JavaType.INT); break; case Opcodes.MONITORENTER: recorder.add(new Runnable() { public void run() { block.addOp(new MonitorEnter(lineNumber)); } }); break; case Opcodes.MONITOREXIT: recorder.add(new Runnable() { public void run() { block.addOp(new MonitorExit(lineNumber)); } }); break; case Opcodes.NOP: recorder.add(new Runnable() { public void run() { block.addOp(new Transform(lineNumber, "NOP", null, null, null)); } }); } }
From source file:com.liferay.alloy.mvc.jsonwebservice.AlloyControllerInvokerManager.java
License:Open Source License
protected byte[] generateAlloyControllerInvokerClassData(Class<?> controllerClass, String alloyControllerInvokerClassName) throws NoClassNecessaryException { boolean jsonWebServiceMethodsPresent = false; ClassWriter classWriter = new ClassWriter(ClassWriter.COMPUTE_FRAMES); String alloyControllerInvokerClassBinaryName = getClassBinaryName(alloyControllerInvokerClassName); String baseAlloyControllerInvokerClassBinaryName = getClassBinaryName( BaseAlloyControllerInvokerImpl.class.getName()); classWriter.visit(Opcodes.V1_5, Opcodes.ACC_PUBLIC | Opcodes.ACC_SUPER, alloyControllerInvokerClassBinaryName, null, baseAlloyControllerInvokerClassBinaryName, null); MethodVisitor methodVisitor = classWriter.visitMethod(Opcodes.ACC_PUBLIC, "<init>", "()V", null, null); methodVisitor.visitCode();//from w ww.ja va 2 s .com methodVisitor.visitVarInsn(Opcodes.ALOAD, 0); methodVisitor.visitMethodInsn(Opcodes.INVOKESPECIAL, baseAlloyControllerInvokerClassBinaryName, "<init>", "()V"); methodVisitor.visitInsn(Opcodes.RETURN); methodVisitor.visitMaxs(1, 1); methodVisitor.visitEnd(); Method[] methods = controllerClass.getDeclaredMethods(); for (Method method : methods) { if (!Modifier.isPublic(method.getModifiers())) { continue; } JSONWebServiceMethod jsonWebServiceMethod = method.getAnnotation(JSONWebServiceMethod.class); if (jsonWebServiceMethod == null) { continue; } jsonWebServiceMethodsPresent = true; Class<?>[] parameterTypes = jsonWebServiceMethod.parameterTypes(); StringBundler sb = new StringBundler(parameterTypes.length + 3); sb.append(StringPool.OPEN_PARENTHESIS); for (Class<?> parameterType : parameterTypes) { sb.append(Type.getDescriptor(parameterType)); } sb.append(StringPool.CLOSE_PARENTHESIS); sb.append(Type.getDescriptor(JSONSerializable.class)); String methodDescriptor = sb.toString(); methodVisitor = classWriter.visitMethod(Opcodes.ACC_PUBLIC, method.getName(), methodDescriptor, null, new String[] { getClassBinaryName(Exception.class.getName()) }); methodVisitor.visitCode(); for (int i = 0; i < parameterTypes.length; i++) { String parameterName = jsonWebServiceMethod.parameterNames()[i]; Class<?> parameterType = parameterTypes[i]; methodVisitor.visitLocalVariable(parameterName, Type.getDescriptor(parameterType), null, new Label(), new Label(), i + 1); } methodVisitor.visitVarInsn(Opcodes.ALOAD, 0); methodVisitor.visitLdcInsn(jsonWebServiceMethod.lifecycle()); methodVisitor.visitIntInsn(Opcodes.BIPUSH, parameterTypes.length * 2 + 2); methodVisitor.visitTypeInsn(Opcodes.ANEWARRAY, getClassBinaryName(Object.class.getName())); methodVisitor.visitInsn(Opcodes.DUP); methodVisitor.visitInsn(Opcodes.ICONST_0); methodVisitor.visitLdcInsn("action"); methodVisitor.visitInsn(Opcodes.AASTORE); methodVisitor.visitInsn(Opcodes.DUP); methodVisitor.visitInsn(Opcodes.ICONST_1); methodVisitor.visitLdcInsn(method.getName()); methodVisitor.visitInsn(Opcodes.AASTORE); for (int i = 0; i < parameterTypes.length; i++) { String parameterName = jsonWebServiceMethod.parameterNames()[i]; methodVisitor.visitInsn(Opcodes.DUP); methodVisitor.visitIntInsn(Opcodes.BIPUSH, (i + 1) * 2); methodVisitor.visitLdcInsn(parameterName); methodVisitor.visitInsn(Opcodes.AASTORE); methodVisitor.visitInsn(Opcodes.DUP); methodVisitor.visitIntInsn(Opcodes.BIPUSH, (i + 1) * 2 + 1); methodVisitor.visitVarInsn(Opcodes.ALOAD, i + 1); methodVisitor.visitInsn(Opcodes.AASTORE); } sb = new StringBundler(5); sb.append(StringPool.OPEN_PARENTHESIS); sb.append(Type.getDescriptor(String.class)); sb.append(Type.getDescriptor(Object[].class)); sb.append(StringPool.CLOSE_PARENTHESIS); sb.append(Type.getDescriptor(JSONSerializable.class)); methodVisitor.visitMethodInsn(Opcodes.INVOKEVIRTUAL, alloyControllerInvokerClassBinaryName, "invokeAlloyController", sb.toString()); methodVisitor.visitInsn(Opcodes.ARETURN); methodVisitor.visitMaxs(-1, -1); methodVisitor.visitEnd(); } classWriter.visitEnd(); if (!jsonWebServiceMethodsPresent) { throw new NoClassNecessaryException(); } return classWriter.toByteArray(); }
From source file:com.liferay.portal.nio.intraband.proxy.IntrabandProxyUtilTest.java
License:Open Source License
@Test public void testRewriteGetProxyMethodSignaturesMethodNode() { class TestClass { @SuppressWarnings("unused") public final String[] PROXY_METHOD_SIGNATURES = _getProxyMethodSignatures(); private String[] _getProxyMethodSignatures() { return new String[0]; }// ww w.ja va 2 s . c o m } ClassNode classNode = _loadClass(TestClass.class); String[] proxyMethodSignatures = { "testSignature1", "testSignature2", "testSignature3" }; IntrabandProxyUtil.rewriteGetProxyMethodSignaturesMethodNode(classNode, proxyMethodSignatures); MethodNode methodNode = ASMUtil.findMethodNode(classNode.methods, "_getProxyMethodSignatures", Type.getType(String[].class)); InsnList insnList = methodNode.instructions; Iterator<AbstractInsnNode> iterator = insnList.iterator(); _assertInsnNode(iterator.next(), Opcodes.ICONST_3); _assertTypeInsnNode(iterator.next(), Opcodes.ANEWARRAY, String.class); for (int i = 0; i < proxyMethodSignatures.length; i++) { _assertInsnNode(iterator.next(), Opcodes.DUP); _assertInsnNode(iterator.next(), Opcodes.ICONST_0 + i); _assertLdcInsnNode(iterator.next(), Opcodes.LDC, proxyMethodSignatures[i]); _assertInsnNode(iterator.next(), Opcodes.AASTORE); } _assertInsnNode(iterator.next(), Opcodes.ARETURN); Assert.assertFalse(iterator.hasNext()); }
From source file:com.liferay.portal.upgrade.test.BaseBuildAutoUpgradeTestCase.java
License:Open Source License
private void _initTableColumns(MethodVisitor methodVisitor, Object[][] tableColumns) { methodVisitor.visitCode();/*w w w . j a v a 2s .c o m*/ methodVisitor.visitInsn(Opcodes.ICONST_0 + tableColumns.length); methodVisitor.visitTypeInsn(Opcodes.ANEWARRAY, Type.getDescriptor(Object[].class)); methodVisitor.visitInsn(Opcodes.DUP); for (int i = 0; i < tableColumns.length; i++) { Object[] tableColumn = tableColumns[i]; methodVisitor.visitInsn(Opcodes.ICONST_0 + i); methodVisitor.visitInsn(Opcodes.ICONST_2); methodVisitor.visitTypeInsn(Opcodes.ANEWARRAY, Type.getInternalName(Object.class)); methodVisitor.visitInsn(Opcodes.DUP); methodVisitor.visitInsn(Opcodes.ICONST_0); methodVisitor.visitLdcInsn(tableColumn[0]); methodVisitor.visitInsn(Opcodes.AASTORE); methodVisitor.visitInsn(Opcodes.DUP); methodVisitor.visitInsn(Opcodes.ICONST_1); methodVisitor.visitIntInsn(Opcodes.BIPUSH, (Integer) tableColumn[1]); methodVisitor.visitMethodInsn(Opcodes.INVOKESTATIC, Type.getInternalName(Integer.class), "valueOf", Type.getMethodDescriptor(Type.getType(Integer.class), Type.INT_TYPE), false); methodVisitor.visitInsn(Opcodes.AASTORE); methodVisitor.visitInsn(Opcodes.AASTORE); if (i < (tableColumns.length - 1)) { methodVisitor.visitInsn(Opcodes.DUP); } } methodVisitor.visitFieldInsn(Opcodes.PUTSTATIC, Type.getInternalName(BuildAutoUpgradeTestEntityModelImpl.class), "TABLE_COLUMNS", Type.getDescriptor(Object[][].class)); methodVisitor.visitInsn(Opcodes.RETURN); methodVisitor.visitMaxs(0, 0); methodVisitor.visitEnd(); }
From source file:com.mebigfatguy.junitflood.jvm.OperandStack.java
License:Apache License
public void performInsn(int opcode) { switch (opcode) { case Opcodes.NOP: break;//w w w . j ava 2s. c o m case Opcodes.ACONST_NULL: { Operand op = new Operand(); op.setNull(true); push(op); } break; case Opcodes.ICONST_M1: { Operand op = new Operand(); op.setConstant(Integer.valueOf(-1)); push(op); } break; case Opcodes.ICONST_0: { Operand op = new Operand(); op.setConstant(Integer.valueOf(0)); push(op); } break; case Opcodes.ICONST_1: { Operand op = new Operand(); op.setConstant(Integer.valueOf(1)); push(op); } break; case Opcodes.ICONST_2: { Operand op = new Operand(); op.setConstant(Integer.valueOf(2)); push(op); } break; case Opcodes.ICONST_3: { Operand op = new Operand(); op.setConstant(Integer.valueOf(3)); push(op); } break; case Opcodes.ICONST_4: { Operand op = new Operand(); op.setConstant(Integer.valueOf(4)); push(op); } break; case Opcodes.ICONST_5: { Operand op = new Operand(); op.setConstant(Integer.valueOf(5)); push(op); } break; case Opcodes.LCONST_0: { Operand op = new Operand(); op.setConstant(Long.valueOf(0)); push(op); } break; case Opcodes.LCONST_1: { Operand op = new Operand(); op.setConstant(Long.valueOf(1)); push(op); } break; case Opcodes.FCONST_0: { Operand op = new Operand(); op.setConstant(Float.valueOf(0)); push(op); } break; case Opcodes.FCONST_1: { Operand op = new Operand(); op.setConstant(Float.valueOf(1)); push(op); } break; case Opcodes.FCONST_2: { Operand op = new Operand(); op.setConstant(Float.valueOf(2)); push(op); } break; case Opcodes.DCONST_0: { Operand op = new Operand(); op.setConstant(Double.valueOf(0)); push(op); } break; case Opcodes.DCONST_1: { Operand op = new Operand(); op.setConstant(Double.valueOf(1)); push(op); } break; case Opcodes.IALOAD: { pop2(); Operand op = new Operand(); op.setSignature("I"); push(op); } break; case Opcodes.LALOAD: { pop2(); Operand op = new Operand(); op.setSignature("J"); push(op); } break; case Opcodes.FALOAD: { pop2(); Operand op = new Operand(); op.setSignature("F"); push(op); } break; case Opcodes.DALOAD: { pop2(); Operand op = new Operand(); op.setSignature("D"); push(op); } break; case Opcodes.AALOAD: { pop2(); Operand op = new Operand(); op.setSignature("Ljava/lang/Object;"); push(op); } break; case Opcodes.BALOAD: { pop2(); Operand op = new Operand(); op.setSignature("B"); push(op); } break; case Opcodes.CALOAD: { pop2(); Operand op = new Operand(); op.setSignature("C"); push(op); } break; case Opcodes.SALOAD: { pop2(); Operand op = new Operand(); op.setSignature("S"); push(op); } break; case Opcodes.IASTORE: case Opcodes.LASTORE: case Opcodes.FASTORE: case Opcodes.DASTORE: case Opcodes.AASTORE: case Opcodes.BASTORE: case Opcodes.CASTORE: case Opcodes.SASTORE: if (stack.size() < 2) { stack.clear(); } else { Operand value = stack.remove(stack.size() - 1); Operand reg = stack.remove(stack.size() - 1); registers.put(Integer.valueOf(reg.getRegister()), value); } break; case Opcodes.POP: pop(); break; case Opcodes.POP2: pop2(); break; case Opcodes.DUP: if (!stack.isEmpty()) { Operand op = stack.get(stack.size() - 1); push(op); } break; case Opcodes.DUP_X1: if (stack.size() >= 2) { Operand op = stack.get(stack.size() - 1); stack.add(stack.size() - 2, op); } break; case Opcodes.DUP_X2: if (stack.size() >= 2) { Operand op = stack.get(stack.size() - 2); String sig = op.getSignature(); op = stack.get(stack.size() - 1); if ("J".equals(sig) || "D".equals(sig)) { stack.add(stack.size() - 2, op); } else if (stack.size() >= 3) { stack.add(stack.size() - 3, op); } } break; case Opcodes.DUP2: if (stack.size() >= 2) { stack.add(stack.get(stack.size() - 2)); stack.add(stack.get(stack.size() - 2)); } break; case Opcodes.DUP2_X1: if (stack.size() >= 1) { Operand op = stack.get(stack.size() - 1); String sig = op.getSignature(); if ("J".equals(sig) || "D".equals(sig)) { if (stack.size() >= 3) { stack.add(stack.size() - 3, op); op = stack.get(stack.size() - 2); stack.add(stack.size() - 4, op); } } else { if (stack.size() >= 2) { stack.add(stack.size() - 2, op); } } } break; case Opcodes.DUP2_X2: if (stack.size() >= 1) { Operand op = stack.get(stack.size() - 1); String sig = op.getSignature(); if ("J".equals(sig) || "D".equals(sig)) { if (stack.size() >= 2) { op = stack.get(stack.size() - 2); sig = op.getSignature(); if ("J".equals(sig) || "D".equals(sig)) { op = stack.get(stack.size() - 1); stack.add(stack.size() - 2, op); } else { if (stack.size() >= 3) { op = stack.get(stack.size() - 1); stack.add(stack.size() - 3, op); } } } } else { if (stack.size() >= 3) { op = stack.get(stack.size() - 3); sig = op.getSignature(); if ("J".equals(sig) || "D".equals(sig)) { op = stack.get(stack.size() - 2); stack.add(stack.size() - 3, op); op = stack.get(stack.size() - 1); stack.add(stack.size() - 3, op); } else { if (stack.size() >= 4) { op = stack.get(stack.size() - 2); stack.add(stack.size() - 4, op); op = stack.get(stack.size() - 1); stack.add(stack.size() - 4, op); } } } } } break; case Opcodes.SWAP: if (stack.size() >= 2) { Operand op = stack.remove(stack.size() - 1); stack.add(stack.size() - 1, op); } break; case Opcodes.IADD: { pop2(); Operand op = new Operand(); op.setSignature("I"); push(op); } break; case Opcodes.LADD: { pop2(); Operand op = new Operand(); op.setSignature("J"); push(op); } break; case Opcodes.FADD: { pop2(); Operand op = new Operand(); op.setSignature("F"); push(op); } break; case Opcodes.DADD: { pop2(); Operand op = new Operand(); op.setSignature("D"); push(op); } break; case Opcodes.ISUB: { pop2(); Operand op = new Operand(); op.setSignature("I"); push(op); } break; case Opcodes.LSUB: { pop2(); Operand op = new Operand(); op.setSignature("J"); push(op); } break; case Opcodes.FSUB: { pop2(); Operand op = new Operand(); op.setSignature("F"); push(op); } break; case Opcodes.DSUB: { pop2(); Operand op = new Operand(); op.setSignature("D"); push(op); } break; case Opcodes.IMUL: { pop2(); Operand op = new Operand(); op.setSignature("I"); push(op); } break; case Opcodes.LMUL: { pop2(); Operand op = new Operand(); op.setSignature("J"); push(op); } break; case Opcodes.FMUL: { pop2(); Operand op = new Operand(); op.setSignature("F"); push(op); } break; case Opcodes.DMUL: { pop2(); Operand op = new Operand(); op.setSignature("D"); push(op); } break; case Opcodes.IDIV: { pop2(); Operand op = new Operand(); op.setSignature("I"); push(op); } break; case Opcodes.LDIV: { pop2(); Operand op = new Operand(); op.setSignature("J"); push(op); } break; case Opcodes.FDIV: { pop2(); Operand op = new Operand(); op.setSignature("F"); push(op); } break; case Opcodes.DDIV: { pop2(); Operand op = new Operand(); op.setSignature("D"); push(op); } break; case Opcodes.IREM: { pop2(); Operand op = new Operand(); op.setSignature("I"); push(op); } break; case Opcodes.LREM: { pop2(); Operand op = new Operand(); op.setSignature("J"); push(op); } break; case Opcodes.FREM: { pop2(); Operand op = new Operand(); op.setSignature("F"); push(op); } break; case Opcodes.DREM: { pop2(); Operand op = new Operand(); op.setSignature("D"); push(op); } break; case Opcodes.INEG: { pop(); Operand op = new Operand(); op.setSignature("I"); push(op); } break; case Opcodes.LNEG: { pop(); Operand op = new Operand(); op.setSignature("J"); push(op); } break; case Opcodes.FNEG: { pop(); Operand op = new Operand(); op.setSignature("F"); push(op); } break; case Opcodes.DNEG: { pop(); Operand op = new Operand(); op.setSignature("D"); push(op); } break; case Opcodes.ISHL: { pop2(); Operand op = new Operand(); op.setSignature("I"); push(op); } break; case Opcodes.LSHL: { pop2(); Operand op = new Operand(); op.setSignature("J"); push(op); } break; case Opcodes.ISHR: { pop2(); Operand op = new Operand(); op.setSignature("I"); push(op); } break; case Opcodes.LSHR: { pop2(); Operand op = new Operand(); op.setSignature("J"); push(op); } break; case Opcodes.IUSHR: { pop2(); Operand op = new Operand(); op.setSignature("I"); push(op); } break; case Opcodes.LUSHR: { pop2(); Operand op = new Operand(); op.setSignature("J"); push(op); } break; case Opcodes.IAND: { pop2(); Operand op = new Operand(); op.setSignature("I"); push(op); } break; case Opcodes.LAND: { pop2(); Operand op = new Operand(); op.setSignature("J"); push(op); } break; case Opcodes.IOR: { pop2(); Operand op = new Operand(); op.setSignature("I"); push(op); } break; case Opcodes.LOR: { pop2(); Operand op = new Operand(); op.setSignature("J"); push(op); } break; case Opcodes.IXOR: { pop2(); Operand op = new Operand(); op.setSignature("I"); push(op); } break; case Opcodes.LXOR: { pop2(); Operand op = new Operand(); op.setSignature("J"); push(op); } break; case Opcodes.I2L: { Operand lop = new Operand(); lop.setSignature("J"); if (!stack.isEmpty()) { Operand op = stack.remove(stack.size() - 1); Object o = op.getConstant(); if (o != null) { lop.setConstant(Long.valueOf(((Integer) o).longValue())); } } push(lop); } break; case Opcodes.I2F: { Operand fop = new Operand(); fop.setSignature("F"); if (!stack.isEmpty()) { Operand op = stack.remove(stack.size() - 1); Object o = op.getConstant(); if (o != null) { fop.setConstant(Float.valueOf(((Integer) o).floatValue())); } } push(fop); } break; case Opcodes.I2D: { Operand dop = new Operand(); dop.setSignature("D"); if (!stack.isEmpty()) { Operand op = stack.remove(stack.size() - 1); Object o = op.getConstant(); if (o != null) { dop.setConstant(Double.valueOf(((Integer) o).doubleValue())); } } push(dop); } break; case Opcodes.L2I: { Operand iop = new Operand(); iop.setSignature("I"); if (!stack.isEmpty()) { Operand op = stack.remove(stack.size() - 1); Object o = op.getConstant(); if (o != null) { iop.setConstant(Integer.valueOf(((Long) o).intValue())); } } push(iop); } break; case Opcodes.L2F: { Operand fop = new Operand(); fop.setSignature("F"); if (!stack.isEmpty()) { Operand op = stack.remove(stack.size() - 1); Object o = op.getConstant(); if (o != null) { fop.setConstant(Float.valueOf(((Long) o).floatValue())); } } push(fop); } break; case Opcodes.L2D: { Operand dop = new Operand(); dop.setSignature("D"); if (!stack.isEmpty()) { Operand op = stack.remove(stack.size() - 1); Object o = op.getConstant(); if (o != null) { dop.setConstant(Double.valueOf(((Long) o).doubleValue())); } } push(dop); } break; case Opcodes.F2I: { Operand iop = new Operand(); iop.setSignature("I"); if (!stack.isEmpty()) { Operand op = stack.remove(stack.size() - 1); Object o = op.getConstant(); if (o != null) { iop.setConstant(Integer.valueOf(((Float) o).intValue())); } } push(iop); } break; case Opcodes.F2L: { Operand lop = new Operand(); lop.setSignature("J"); if (!stack.isEmpty()) { Operand op = stack.remove(stack.size() - 1); Object o = op.getConstant(); if (o != null) { lop.setConstant(Long.valueOf(((Float) o).longValue())); } } push(lop); } break; case Opcodes.F2D: { Operand dop = new Operand(); dop.setSignature("D"); if (!stack.isEmpty()) { Operand op = stack.remove(stack.size() - 1); Object o = op.getConstant(); if (o != null) { dop.setConstant(Double.valueOf(((Float) o).doubleValue())); } } push(dop); } break; case Opcodes.D2I: { Operand iop = new Operand(); iop.setSignature("I"); if (!stack.isEmpty()) { Operand op = stack.remove(stack.size() - 1); Object o = op.getConstant(); if (o != null) { iop.setConstant(Integer.valueOf(((Double) o).intValue())); } } push(iop); } break; case Opcodes.D2L: { Operand lop = new Operand(); lop.setSignature("J"); if (!stack.isEmpty()) { Operand op = stack.remove(stack.size() - 1); Object o = op.getConstant(); if (o != null) { lop.setConstant(Long.valueOf(((Double) o).longValue())); } } push(lop); } break; case Opcodes.D2F: { Operand fop = new Operand(); fop.setSignature("F"); if (!stack.isEmpty()) { Operand op = stack.remove(stack.size() - 1); Object o = op.getConstant(); if (o != null) { fop.setConstant(Float.valueOf(((Double) o).floatValue())); } } push(fop); } break; case Opcodes.I2B: { Operand bop = new Operand(); bop.setSignature("B"); if (!stack.isEmpty()) { Operand op = stack.remove(stack.size() - 1); Object o = op.getConstant(); if (o != null) { bop.setConstant(Byte.valueOf(((Integer) o).byteValue())); } } push(bop); } break; case Opcodes.I2C: { Operand cop = new Operand(); cop.setSignature("C"); if (!stack.isEmpty()) { Operand op = stack.remove(stack.size() - 1); Object o = op.getConstant(); if (o != null) { cop.setConstant(Character.valueOf((char) ((Integer) o).intValue())); } } push(cop); } break; case Opcodes.I2S: { Operand sop = new Operand(); sop.setSignature("S"); if (!stack.isEmpty()) { Operand op = stack.remove(stack.size() - 1); Object o = op.getConstant(); if (o != null) { sop.setConstant(Short.valueOf((short) ((Integer) o).intValue())); } } push(sop); } break; case Opcodes.LCMP: case Opcodes.FCMPL: case Opcodes.FCMPG: case Opcodes.DCMPL: case Opcodes.DCMPG: { pop2(); Operand op = new Operand(); op.setSignature("I"); push(op); } break; case Opcodes.IRETURN: case Opcodes.LRETURN: case Opcodes.FRETURN: case Opcodes.DRETURN: case Opcodes.ARETURN: pop(); break; case Opcodes.RETURN: //nop break; case Opcodes.ARRAYLENGTH: { pop(); Operand op = new Operand(); op.setSignature("I"); push(op); } break; case Opcodes.ATHROW: case Opcodes.MONITORENTER: case Opcodes.MONITOREXIT: pop(); break; } }
From source file:com.microsoft.applicationinsights.agent.internal.agent.redis.JedisMethodVisitor.java
License:Open Source License
protected void storeTopStackValueIntoArray() { mv.visitInsn(Opcodes.AASTORE); }
From source file:com.mogujie.instantrun.IncrementalTool.java
License:Apache License
public static byte[] getPatchFileContents(ImmutableList<String> patchFileContents, ImmutableList<Integer> patchIndexContents) { if (patchFileContents.size() != patchIndexContents.size()) { throw new GradleException("patchFileContents's size is " + patchFileContents.size() + ", but patchIndexContents's size is " + patchIndexContents.size() + ", please check the changed classes."); }// w w w .j a v a 2s .co m ClassWriter cw = new ClassWriter(0); MethodVisitor mv; cw.visit(Opcodes.V1_6, Opcodes.ACC_PUBLIC + Opcodes.ACC_SUPER, IncrementalVisitor.APP_PATCHES_LOADER_IMPL, null, IncrementalVisitor.ABSTRACT_PATCHES_LOADER_IMPL, null); { mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "<init>", "()V", null, null); mv.visitCode(); mv.visitVarInsn(Opcodes.ALOAD, 0); mv.visitMethodInsn(Opcodes.INVOKESPECIAL, IncrementalVisitor.ABSTRACT_PATCHES_LOADER_IMPL, "<init>", "()V", false); mv.visitInsn(Opcodes.RETURN); mv.visitMaxs(1, 1); mv.visitEnd(); } { mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "getPatchedClasses", "()[Ljava/lang/String;", null, null); mv.visitCode(); mv.visitIntInsn(Opcodes.SIPUSH, patchFileContents.size()); mv.visitTypeInsn(Opcodes.ANEWARRAY, "java/lang/String"); for (int index = 0; index < patchFileContents.size(); index++) { mv.visitInsn(Opcodes.DUP); mv.visitIntInsn(Opcodes.SIPUSH, index); mv.visitLdcInsn(patchFileContents.get(index)); mv.visitInsn(Opcodes.AASTORE); } mv.visitInsn(Opcodes.ARETURN); mv.visitMaxs(4, 1); mv.visitEnd(); } { mv = cw.visitMethod(Opcodes.ACC_PUBLIC, "getPatchedClassIndexes", "()[I", null, null); mv.visitCode(); mv.visitIntInsn(Opcodes.SIPUSH, patchIndexContents.size()); mv.visitIntInsn(Opcodes.NEWARRAY, Opcodes.T_INT); for (int index = 0; index < patchIndexContents.size(); index++) { mv.visitInsn(Opcodes.DUP); mv.visitIntInsn(Opcodes.SIPUSH, index); mv.visitLdcInsn(patchIndexContents.get(index)); mv.visitInsn(Opcodes.IASTORE); } mv.visitInsn(Opcodes.ARETURN); mv.visitMaxs(4, 1); mv.visitEnd(); } cw.visitEnd(); return cw.toByteArray(); }
From source file:com.offbynull.coroutines.instrumenter.asm.InstructionUtils.java
License:Open Source License
/** * Generates instructions to save the operand stack to an object array. * @param arrayStackVar variable that the object array containing operand stack is stored * @param tempObjectVar variable to use for temporary objects * @param frame execution frame at the instruction where the operand stack is to be saved * @return instructions to save the operand stack in to an array and save it to the local variables table * @throws NullPointerException if any argument is {@code null} * @throws IllegalArgumentException if variables have the same index, or if variables have been released, or if variables are of wrong * type/*w w w.j a va 2 s .c o m*/ */ public static InsnList saveOperandStack(Variable arrayStackVar, Variable tempObjectVar, Frame<BasicValue> frame) { Validate.notNull(arrayStackVar); Validate.notNull(tempObjectVar); Validate.notNull(frame); Validate.isTrue(arrayStackVar.getType().equals(Type.getType(Object[].class))); Validate.isTrue(tempObjectVar.getType().equals(Type.getType(Object.class))); validateLocalIndicies(arrayStackVar.getIndex(), tempObjectVar.getIndex()); InsnList ret = new InsnList(); // Create stack storage array and save it in local vars table ret.add(new LdcInsnNode(frame.getStackSize())); ret.add(new TypeInsnNode(Opcodes.ANEWARRAY, "java/lang/Object")); ret.add(new VarInsnNode(Opcodes.ASTORE, arrayStackVar.getIndex())); // Save the stack for (int i = frame.getStackSize() - 1; i >= 0; i--) { BasicValue basicValue = frame.getStack(i); Type type = basicValue.getType(); // If type is 'Lnull;', this means that the slot has been assigned null and that "there has been no merge yet that would 'raise' // the type toward some class or interface type" (from ASM mailing list). We know this slot will always contain null at this // point in the code so we can avoid saving it (but we still need to do a POP to get rid of it). When we load it back up, we can // simply push a null in to that slot, thereby keeping the same 'Lnull;' type. if ("Lnull;".equals(type.getDescriptor())) { ret.add(new InsnNode(Opcodes.POP)); continue; } // Convert the item to an object (if not already an object) and stores it in local vars table. Item removed from stack. switch (type.getSort()) { case Type.BOOLEAN: ret.add(new MethodInsnNode(Opcodes.INVOKESTATIC, "java/lang/Boolean", "valueOf", "(Z)Ljava/lang/Boolean;")); ret.add(new VarInsnNode(Opcodes.ASTORE, tempObjectVar.getIndex())); break; case Type.BYTE: ret.add(new MethodInsnNode(Opcodes.INVOKESTATIC, "java/lang/Byte", "valueOf", "(B)Ljava/lang/Byte;", false)); ret.add(new VarInsnNode(Opcodes.ASTORE, tempObjectVar.getIndex())); break; case Type.SHORT: ret.add(new MethodInsnNode(Opcodes.INVOKESTATIC, "java/lang/Short", "valueOf", "(S)Ljava/lang/Short;", false)); ret.add(new VarInsnNode(Opcodes.ASTORE, tempObjectVar.getIndex())); break; case Type.CHAR: ret.add(new MethodInsnNode(Opcodes.INVOKESTATIC, "java/lang/Character", "valueOf", "(C)Ljava/lang/Character;", false)); ret.add(new VarInsnNode(Opcodes.ASTORE, tempObjectVar.getIndex())); break; case Type.INT: ret.add(new MethodInsnNode(Opcodes.INVOKESTATIC, "java/lang/Integer", "valueOf", "(I)Ljava/lang/Integer;", false)); ret.add(new VarInsnNode(Opcodes.ASTORE, tempObjectVar.getIndex())); break; case Type.FLOAT: ret.add(new MethodInsnNode(Opcodes.INVOKESTATIC, "java/lang/Float", "valueOf", "(F)Ljava/lang/Float;", false)); ret.add(new VarInsnNode(Opcodes.ASTORE, tempObjectVar.getIndex())); break; case Type.LONG: ret.add(new MethodInsnNode(Opcodes.INVOKESTATIC, "java/lang/Long", "valueOf", "(J)Ljava/lang/Long;", false)); ret.add(new VarInsnNode(Opcodes.ASTORE, tempObjectVar.getIndex())); break; case Type.DOUBLE: ret.add(new MethodInsnNode(Opcodes.INVOKESTATIC, "java/lang/Double", "valueOf", "(D)Ljava/lang/Double;", false)); ret.add(new VarInsnNode(Opcodes.ASTORE, tempObjectVar.getIndex())); break; case Type.ARRAY: case Type.OBJECT: ret.add(new VarInsnNode(Opcodes.ASTORE, tempObjectVar.getIndex())); break; case Type.METHOD: case Type.VOID: default: throw new IllegalArgumentException(); } // Store item in to stack storage array ret.add(new VarInsnNode(Opcodes.ALOAD, arrayStackVar.getIndex())); ret.add(new LdcInsnNode(i)); ret.add(new VarInsnNode(Opcodes.ALOAD, tempObjectVar.getIndex())); ret.add(new InsnNode(Opcodes.AASTORE)); } // Restore the stack for (int i = 0; i < frame.getStackSize(); i++) { BasicValue basicValue = frame.getStack(i); Type type = basicValue.getType(); // If type is 'Lnull;', this means that the slot has been assigned null and that "there has been no merge yet that would 'raise' // the type toward some class or interface type" (from ASM mailing list). We know this slot will always contain null at this // point in the code so there's no specific value to load up from the array. Instead we push a null in to that slot, thereby // keeping the same 'Lnull;' type originally assigned to that slot (it doesn't make sense to do a CHECKCAST because 'null' is // not a real class and can never be a real class -- null is a reserved word in Java). if (type.getSort() == Type.OBJECT && "Lnull;".equals(type.getDescriptor())) { ret.add(new InsnNode(Opcodes.ACONST_NULL)); continue; } // Load item from stack storage array ret.add(new VarInsnNode(Opcodes.ALOAD, arrayStackVar.getIndex())); ret.add(new LdcInsnNode(i)); ret.add(new InsnNode(Opcodes.AALOAD)); // Convert the item to an object (if not already an object) and stores it in local vars table. Item removed from stack. switch (type.getSort()) { case Type.BOOLEAN: ret.add(new TypeInsnNode(Opcodes.CHECKCAST, "java/lang/Boolean")); ret.add(new MethodInsnNode(Opcodes.INVOKEVIRTUAL, "java/lang/Boolean", "booleanValue", "()Z", false)); break; case Type.BYTE: ret.add(new TypeInsnNode(Opcodes.CHECKCAST, "java/lang/Byte")); ret.add(new MethodInsnNode(Opcodes.INVOKEVIRTUAL, "java/lang/Byte", "byteValue", "()B", false)); break; case Type.SHORT: ret.add(new TypeInsnNode(Opcodes.CHECKCAST, "java/lang/Short")); ret.add(new MethodInsnNode(Opcodes.INVOKEVIRTUAL, "java/lang/Short", "shortValue", "()S", false)); break; case Type.CHAR: ret.add(new TypeInsnNode(Opcodes.CHECKCAST, "java/lang/Character")); ret.add(new MethodInsnNode(Opcodes.INVOKEVIRTUAL, "java/lang/Character", "charValue", "()C", false)); break; case Type.INT: ret.add(new TypeInsnNode(Opcodes.CHECKCAST, "java/lang/Integer")); ret.add(new MethodInsnNode(Opcodes.INVOKEVIRTUAL, "java/lang/Integer", "intValue", "()I", false)); break; case Type.FLOAT: ret.add(new TypeInsnNode(Opcodes.CHECKCAST, "java/lang/Float")); ret.add(new MethodInsnNode(Opcodes.INVOKEVIRTUAL, "java/lang/Float", "floatValue", "()F", false)); break; case Type.LONG: ret.add(new TypeInsnNode(Opcodes.CHECKCAST, "java/lang/Long")); ret.add(new MethodInsnNode(Opcodes.INVOKEVIRTUAL, "java/lang/Long", "longValue", "()J", false)); break; case Type.DOUBLE: ret.add(new TypeInsnNode(Opcodes.CHECKCAST, "java/lang/Double")); ret.add(new MethodInsnNode(Opcodes.INVOKEVIRTUAL, "java/lang/Double", "doubleValue", "()D", false)); break; case Type.ARRAY: case Type.OBJECT: ret.add(new TypeInsnNode(Opcodes.CHECKCAST, basicValue.getType().getInternalName())); break; case Type.METHOD: case Type.VOID: default: throw new IllegalArgumentException(); } } return ret; }
From source file:com.offbynull.coroutines.instrumenter.asm.InstructionUtils.java
License:Open Source License
/** * Generates instructions to save the local variables table to an object array. * * @param arrayLocalsVar variable that the object array containing local variables table is stored * @param tempObjectVar variable to use for temporary objects * @param frame execution frame at the instruction where the local variables table is to be saved * @return instructions to save the local variables table in to an array * @throws NullPointerException if any argument is {@code null} * @throws IllegalArgumentException if variables have the same index, or if variables have been released, or if variables are of wrong * type//from w w w . j a v a 2s . c o m */ public static InsnList saveLocalVariableTable(Variable arrayLocalsVar, Variable tempObjectVar, Frame<BasicValue> frame) { Validate.notNull(arrayLocalsVar); Validate.notNull(tempObjectVar); Validate.notNull(frame); Validate.isTrue(arrayLocalsVar.getType().equals(Type.getType(Object[].class))); Validate.isTrue(tempObjectVar.getType().equals(Type.getType(Object.class))); validateLocalIndicies(arrayLocalsVar.getIndex(), tempObjectVar.getIndex()); InsnList ret = new InsnList(); // Create array and save it in local vars table ret.add(new LdcInsnNode(frame.getLocals())); ret.add(new TypeInsnNode(Opcodes.ANEWARRAY, "java/lang/Object")); ret.add(new VarInsnNode(Opcodes.ASTORE, arrayLocalsVar.getIndex())); // Save the locals for (int i = 0; i < frame.getLocals(); i++) { BasicValue basicValue = frame.getLocal(i); Type type = basicValue.getType(); // If type == null, basicValue is pointing to uninitialized var -- basicValue.toString() will return '.'. This means that this // slot contains nothing to save. So, skip this slot if we encounter it. if (type == null) { continue; } // If type is 'Lnull;', this means that the slot has been assigned null and that "there has been no merge yet that would 'raise' // the type toward some class or interface type" (from ASM mailing list). We know this slot will always contain null at this // point in the code so we can avoid saving it. When we load it back up, we can simply push a null in to that slot, thereby // keeping the same 'Lnull;' type. if ("Lnull;".equals(type.getDescriptor())) { continue; } // Convert the item to an object (if not already an object) and stores it in array. switch (type.getSort()) { case Type.BOOLEAN: ret.add(new VarInsnNode(Opcodes.ILOAD, i)); ret.add(new MethodInsnNode(Opcodes.INVOKESTATIC, "java/lang/Boolean", "valueOf", "(Z)Ljava/lang/Boolean;")); ret.add(new VarInsnNode(Opcodes.ASTORE, tempObjectVar.getIndex())); break; case Type.BYTE: ret.add(new VarInsnNode(Opcodes.ILOAD, i)); ret.add(new MethodInsnNode(Opcodes.INVOKESTATIC, "java/lang/Byte", "valueOf", "(B)Ljava/lang/Byte;", false)); ret.add(new VarInsnNode(Opcodes.ASTORE, tempObjectVar.getIndex())); break; case Type.SHORT: ret.add(new VarInsnNode(Opcodes.ILOAD, i)); ret.add(new MethodInsnNode(Opcodes.INVOKESTATIC, "java/lang/Short", "valueOf", "(S)Ljava/lang/Short;", false)); ret.add(new VarInsnNode(Opcodes.ASTORE, tempObjectVar.getIndex())); break; case Type.CHAR: ret.add(new VarInsnNode(Opcodes.ILOAD, i)); ret.add(new MethodInsnNode(Opcodes.INVOKESTATIC, "java/lang/Character", "valueOf", "(C)Ljava/lang/Character;", false)); ret.add(new VarInsnNode(Opcodes.ASTORE, tempObjectVar.getIndex())); break; case Type.INT: ret.add(new VarInsnNode(Opcodes.ILOAD, i)); ret.add(new MethodInsnNode(Opcodes.INVOKESTATIC, "java/lang/Integer", "valueOf", "(I)Ljava/lang/Integer;", false)); ret.add(new VarInsnNode(Opcodes.ASTORE, tempObjectVar.getIndex())); break; case Type.FLOAT: ret.add(new VarInsnNode(Opcodes.FLOAD, i)); ret.add(new MethodInsnNode(Opcodes.INVOKESTATIC, "java/lang/Float", "valueOf", "(F)Ljava/lang/Float;", false)); ret.add(new VarInsnNode(Opcodes.ASTORE, tempObjectVar.getIndex())); break; case Type.LONG: ret.add(new VarInsnNode(Opcodes.LLOAD, i)); ret.add(new MethodInsnNode(Opcodes.INVOKESTATIC, "java/lang/Long", "valueOf", "(J)Ljava/lang/Long;", false)); ret.add(new VarInsnNode(Opcodes.ASTORE, tempObjectVar.getIndex())); break; case Type.DOUBLE: ret.add(new VarInsnNode(Opcodes.DLOAD, i)); ret.add(new MethodInsnNode(Opcodes.INVOKESTATIC, "java/lang/Double", "valueOf", "(D)Ljava/lang/Double;", false)); ret.add(new VarInsnNode(Opcodes.ASTORE, tempObjectVar.getIndex())); break; case Type.ARRAY: case Type.OBJECT: ret.add(new VarInsnNode(Opcodes.ALOAD, i)); ret.add(new VarInsnNode(Opcodes.ASTORE, tempObjectVar.getIndex())); break; case Type.METHOD: case Type.VOID: default: throw new IllegalStateException(); } // Store item in to locals storage array ret.add(new VarInsnNode(Opcodes.ALOAD, arrayLocalsVar.getIndex())); ret.add(new LdcInsnNode(i)); ret.add(new VarInsnNode(Opcodes.ALOAD, tempObjectVar.getIndex())); ret.add(new InsnNode(Opcodes.AASTORE)); } return ret; }
From source file:com.offbynull.coroutines.instrumenter.LocalsStateGenerators.java
License:Open Source License
/** * Generates instructions to save the local variables table. * @param markerType debug marker type//from ww w. java 2 s . c om * @param storageVars variables to store locals in to * @param frame execution frame at the instruction where the local variables table is to be saved * @return instructions to save the local variables table in to an array * @throws NullPointerException if any argument is {@code null} */ public static InsnList saveLocals(MarkerType markerType, StorageVariables storageVars, Frame<BasicValue> frame) { Validate.notNull(markerType); Validate.notNull(storageVars); Validate.notNull(frame); Variable intsVar = storageVars.getIntStorageVar(); Variable floatsVar = storageVars.getFloatStorageVar(); Variable longsVar = storageVars.getLongStorageVar(); Variable doublesVar = storageVars.getDoubleStorageVar(); Variable objectsVar = storageVars.getObjectStorageVar(); int intsCounter = 0; int floatsCounter = 0; int longsCounter = 0; int doublesCounter = 0; int objectsCounter = 0; StorageSizes storageSizes = computeSizes(frame); InsnList ret = new InsnList(); // Create storage arrays and save them in respective storage vars ret.add(merge(debugMarker(markerType, "Saving locals"), mergeIf(intsVar != null, () -> new Object[] { debugMarker(markerType, "Generating ints container (" + storageSizes.getIntsSize() + ")"), new LdcInsnNode(storageSizes.getIntsSize()), new IntInsnNode(Opcodes.NEWARRAY, Opcodes.T_INT), new VarInsnNode(Opcodes.ASTORE, intsVar.getIndex()) }), mergeIf(floatsVar != null, () -> new Object[] { debugMarker(markerType, "Generating floats container (" + storageSizes.getFloatsSize() + ")"), new LdcInsnNode(storageSizes.getFloatsSize()), new IntInsnNode(Opcodes.NEWARRAY, Opcodes.T_FLOAT), new VarInsnNode(Opcodes.ASTORE, floatsVar.getIndex()) }), mergeIf(longsVar != null, () -> new Object[] { debugMarker(markerType, "Generating longs container (" + storageSizes.getLongsSize() + ")"), new LdcInsnNode(storageSizes.getLongsSize()), new IntInsnNode(Opcodes.NEWARRAY, Opcodes.T_LONG), new VarInsnNode(Opcodes.ASTORE, longsVar.getIndex()) }), mergeIf(doublesVar != null, () -> new Object[] { debugMarker(markerType, "Generating doubles container (" + storageSizes.getDoublesSize() + ")"), new LdcInsnNode(storageSizes.getDoublesSize()), new IntInsnNode(Opcodes.NEWARRAY, Opcodes.T_DOUBLE), new VarInsnNode(Opcodes.ASTORE, doublesVar.getIndex()) }), mergeIf(objectsVar != null, () -> new Object[] { debugMarker(markerType, "Generating objects container (" + storageSizes.getObjectsSize() + ")"), new LdcInsnNode(storageSizes.getObjectsSize()), new TypeInsnNode(Opcodes.ANEWARRAY, "java/lang/Object"), new VarInsnNode(Opcodes.ASTORE, objectsVar.getIndex()) }))); // Save the locals for (int i = 0; i < frame.getLocals(); i++) { BasicValue basicValue = frame.getLocal(i); Type type = basicValue.getType(); // If type == null, basicValue is pointing to uninitialized var -- basicValue.toString() will return '.'. This means that this // slot contains nothing to save. So, skip this slot if we encounter it. if (type == null) { ret.add(debugMarker(markerType, "Skipping uninitialized value at " + i)); continue; } // If type is 'Lnull;', this means that the slot has been assigned null and that "there has been no merge yet that would 'raise' // the type toward some class or interface type" (from ASM mailing list). We know this slot will always contain null at this // point in the code so we can avoid saving it. When we load it back up, we can simply push a null in to that slot, thereby // keeping the same 'Lnull;' type. if ("Lnull;".equals(type.getDescriptor())) { ret.add(debugMarker(markerType, "Skipping null value at " + i)); continue; } // Place item in to appropriate storage array switch (type.getSort()) { case Type.BOOLEAN: case Type.BYTE: case Type.SHORT: case Type.CHAR: case Type.INT: ret.add(debugMarker(markerType, "Inserting int at LVT index " + i + " to storage index " + intsCounter)); ret.add(new VarInsnNode(Opcodes.ALOAD, intsVar.getIndex())); // [int[]] ret.add(new LdcInsnNode(intsCounter)); // [int[], idx] ret.add(new VarInsnNode(Opcodes.ILOAD, i)); // [int[], idx, val] ret.add(new InsnNode(Opcodes.IASTORE)); // [] intsCounter++; break; case Type.FLOAT: ret.add(debugMarker(markerType, "Inserting float at LVT index " + i + " to storage index " + floatsCounter)); ret.add(new VarInsnNode(Opcodes.ALOAD, floatsVar.getIndex())); // [float[]] ret.add(new LdcInsnNode(floatsCounter)); // [float[], idx] ret.add(new VarInsnNode(Opcodes.FLOAD, i)); // [float[], idx, val] ret.add(new InsnNode(Opcodes.FASTORE)); // [] floatsCounter++; break; case Type.LONG: ret.add(debugMarker(markerType, "Inserting long at LVT index " + i + " to storage index " + longsCounter)); ret.add(new VarInsnNode(Opcodes.ALOAD, longsVar.getIndex())); // [long[]] ret.add(new LdcInsnNode(longsCounter)); // [long[], idx] ret.add(new VarInsnNode(Opcodes.LLOAD, i)); // [long[], idx, val] ret.add(new InsnNode(Opcodes.LASTORE)); // [] longsCounter++; break; case Type.DOUBLE: ret.add(debugMarker(markerType, "Inserting double at LVT index " + i + " to storage index " + doublesCounter)); ret.add(new VarInsnNode(Opcodes.ALOAD, doublesVar.getIndex())); // [double[]] ret.add(new LdcInsnNode(doublesCounter)); // [double[], idx] ret.add(new VarInsnNode(Opcodes.DLOAD, i)); // [double[], idx, val] ret.add(new InsnNode(Opcodes.DASTORE)); // [] doublesCounter++; break; case Type.ARRAY: case Type.OBJECT: ret.add(debugMarker(markerType, "Inserting object at LVT index " + i + " to storage index " + objectsCounter)); ret.add(new VarInsnNode(Opcodes.ALOAD, objectsVar.getIndex())); // [Object[]] ret.add(new LdcInsnNode(objectsCounter)); // [Object[], idx] ret.add(new VarInsnNode(Opcodes.ALOAD, i)); // [Object[], idx, val] ret.add(new InsnNode(Opcodes.AASTORE)); // [] objectsCounter++; break; case Type.METHOD: case Type.VOID: default: throw new IllegalStateException(); } } return ret; }