List of usage examples for org.objectweb.asm Opcodes FRETURN
int FRETURN
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From source file:com.hea3ven.hardmodetweaks.core.ClassTransformerHardModeTweaks.java
License:Open Source License
private MethodNode createNewCalcCelAngleMethod(String methodName, boolean obfuscated) { // > float calculateCelestialAngle(long time, float off) { // > return TimeTweaksManager.calculateCelestialAngle(time, off); // > }/*from w ww .j a v a 2 s . c om*/ MethodNode getWorldTimeMethod = new MethodNode(Opcodes.ASM4, Opcodes.ACC_PUBLIC, methodName, "(JF)F", null, null); getWorldTimeMethod.instructions.add(new VarInsnNode(Opcodes.LLOAD, 1)); getWorldTimeMethod.instructions.add(new VarInsnNode(Opcodes.FLOAD, 3)); getWorldTimeMethod.instructions.add(new MethodInsnNode(Opcodes.INVOKESTATIC, "com/hea3ven/hardmodetweaks/TimeTweaksManager", "calculateCelestialAngle", "(JF)F")); getWorldTimeMethod.instructions.add(new InsnNode(Opcodes.FRETURN)); return getWorldTimeMethod; }
From source file:com.liferay.portal.nio.intraband.proxy.IntrabandProxyUtilTest.java
License:Open Source License
private void _doTestCreateProxyMethodNode(Method method, int index, String skeletonId, String stubInternalName) { MethodNode proxyMethodNode = IntrabandProxyUtil.createProxyMethodNode(method, index, skeletonId, Type.getType(stubInternalName)); _assertMethodNodeSignature(proxyMethodNode, method.getModifiers() & ~Modifier.ABSTRACT, method.getName(), Type.getMethodDescriptor(method), method.getExceptionTypes()); InsnList insnList = proxyMethodNode.instructions; Iterator<AbstractInsnNode> iterator = insnList.iterator(); // NEW com/liferay/portal/kernel/io/Serializer _assertTypeInsnNode(iterator.next(), Opcodes.NEW, Serializer.class); // DUP/*w w w .ja va2s . c o m*/ _assertInsnNode(iterator.next(), Opcodes.DUP); // INVOKESPECIAL com/liferay/portal/kernel/io/Serializer <init> ()V _assertMethodInsnNode(iterator.next(), Opcodes.INVOKESPECIAL, Type.getInternalName(Serializer.class), "<init>", Type.VOID_TYPE); // ASTORE argumentsSize Type methodType = Type.getType(method); int argumentsAndReturnSizes = methodType.getArgumentsAndReturnSizes(); int argumentsSize = argumentsAndReturnSizes >> 2; _assertVarInsnNode(iterator.next(), Opcodes.ASTORE, argumentsSize); // ALOAD argumentsSize _assertVarInsnNode(iterator.next(), Opcodes.ALOAD, argumentsSize); // LDC skeletonId _assertLdcInsnNode(iterator.next(), Opcodes.LDC, skeletonId); // INVOKEVIRTUAL com/liferay/portal/kernel/io/Serializer writeString // (Ljava/lang/String;)V _assertMethodInsnNode(iterator.next(), Opcodes.INVOKEVIRTUAL, Type.getInternalName(Serializer.class), "writeString", Type.VOID_TYPE, Type.getType(String.class)); // ALOAD argumentsSize _assertVarInsnNode(iterator.next(), Opcodes.ALOAD, argumentsSize); // ALOAD 0 _assertVarInsnNode(iterator.next(), Opcodes.ALOAD, 0); // GETFIELD stubInternalName _id Ljava/lang/String; _assertFieldInsnNode(iterator.next(), Opcodes.GETFIELD, stubInternalName, "_id", String.class); // INVOKEVIRTUAL com/liferay/portal/kernel/io/Serializer writeString // (Ljava/lang/String;)V _assertMethodInsnNode(iterator.next(), Opcodes.INVOKEVIRTUAL, Type.getInternalName(Serializer.class), "writeString", Type.VOID_TYPE, Type.getType(String.class)); // ALOAD argumentsSize _assertVarInsnNode(iterator.next(), Opcodes.ALOAD, argumentsSize); if (index <= 5) { // ICONST_index _assertInsnNode(iterator.next(), Opcodes.ICONST_0 + index); } else { // BIPUSH index _assertIntInsnNode(iterator.next(), Opcodes.BIPUSH, index); } // INVOKEVIRTUAL com/liferay/portal/kernel/io/Serializer writeInt (I)V _assertMethodInsnNode(iterator.next(), Opcodes.INVOKEVIRTUAL, Type.getInternalName(Serializer.class), "writeInt", Type.VOID_TYPE, Type.INT_TYPE); Class<?>[] parameterTypes = method.getParameterTypes(); int offset = 1; for (int i = 0; i < parameterTypes.length; i++) { Class<?> parameterClass = parameterTypes[i]; // ALOAD argumentsSize _assertVarInsnNode(iterator.next(), Opcodes.ALOAD, argumentsSize); // xLOAD i Type parameterType = Type.getType(parameterClass); _assertVarInsnNode(iterator.next(), parameterType.getOpcode(Opcodes.ILOAD), offset); offset += parameterType.getSize(); if (parameterClass.isPrimitive() || (parameterClass == String.class)) { String name = TextFormatter.format(parameterClass.getSimpleName(), TextFormatter.G); _assertMethodInsnNode(iterator.next(), Opcodes.INVOKEVIRTUAL, Type.getInternalName(Serializer.class), "write".concat(name), Type.VOID_TYPE, parameterType); } else { _assertMethodInsnNode(iterator.next(), Opcodes.INVOKEVIRTUAL, Type.getInternalName(Serializer.class), "writeObject", Type.VOID_TYPE, Type.getType(Serializable.class)); } } // ALOAD 0 _assertVarInsnNode(iterator.next(), Opcodes.ALOAD, 0); // ALOAD argumentsSize _assertVarInsnNode(iterator.next(), Opcodes.ALOAD, argumentsSize); Class<?> returnClass = method.getReturnType(); Type returnType = Type.getType(returnClass); if (returnClass == void.class) { // INVOKESPECIAL stubInternalName _send // (Lcom/liferay/portal/kernel/io/Serializer;)V _assertMethodInsnNode(iterator.next(), Opcodes.INVOKESPECIAL, stubInternalName, "_send", Type.VOID_TYPE, Type.getType(Serializer.class)); _assertInsnNode(iterator.next(), Opcodes.RETURN); } else { // INVOKESPECIAL stubInternalName _syncSend // (Lcom/liferay/portal/kernel/io/Serializer;)Ljava/io/Serializable; _assertMethodInsnNode(iterator.next(), Opcodes.INVOKESPECIAL, stubInternalName, "_syncSend", Type.getType(Serializable.class), Type.getType(Serializer.class)); if (returnClass.isPrimitive()) { // ASTORE argumentsSize + 1 _assertVarInsnNode(iterator.next(), Opcodes.ASTORE, argumentsSize + 1); // ALOAD argumentsSize + 1 _assertVarInsnNode(iterator.next(), Opcodes.ALOAD, argumentsSize + 1); // IFNULL nullCheckLabel LabelNode nullCheckLabelNode = _assertJumpInsnNode(iterator.next(), Opcodes.IFNULL); // ALOAD argumentsSize + 1 _assertVarInsnNode(iterator.next(), Opcodes.ALOAD, argumentsSize + 1); // CHECKCAST returnType _assertTypeInsnNode(iterator.next(), Opcodes.CHECKCAST, _autoboxingMap.get(returnClass)); if (returnClass == boolean.class) { // INVOKEVIRTUAL java/lang/Boolean booleanValue ()Z _assertMethodInsnNode(iterator.next(), Opcodes.INVOKEVIRTUAL, Type.getInternalName(Boolean.class), "booleanValue", Type.BOOLEAN_TYPE); } else if (returnClass == byte.class) { // INVOKEVIRTUAL java/lang/Number intValue ()I _assertMethodInsnNode(iterator.next(), Opcodes.INVOKEVIRTUAL, Type.getInternalName(Number.class), "intValue", Type.INT_TYPE); } else if (returnClass == char.class) { // INVOKEVIRTUAL java/lang/Character charValue ()C _assertMethodInsnNode(iterator.next(), Opcodes.INVOKEVIRTUAL, Type.getInternalName(Character.class), "charValue", Type.CHAR_TYPE); } else if (returnClass == double.class) { // INVOKEVIRTUAL java/lang/Number doubleValue ()D _assertMethodInsnNode(iterator.next(), Opcodes.INVOKEVIRTUAL, Type.getInternalName(Number.class), "doubleValue", Type.DOUBLE_TYPE); } else if (returnClass == float.class) { // INVOKEVIRTUAL java/lang/Number floatValue ()F _assertMethodInsnNode(iterator.next(), Opcodes.INVOKEVIRTUAL, Type.getInternalName(Number.class), "floatValue", Type.FLOAT_TYPE); } else if (returnClass == int.class) { // INVOKEVIRTUAL java/lang/Number intValue ()I _assertMethodInsnNode(iterator.next(), Opcodes.INVOKEVIRTUAL, Type.getInternalName(Number.class), "intValue", Type.INT_TYPE); } else if (returnClass == long.class) { // INVOKEVIRTUAL java/lang/Number longValue ()J _assertMethodInsnNode(iterator.next(), Opcodes.INVOKEVIRTUAL, Type.getInternalName(Number.class), "longValue", Type.LONG_TYPE); } else if (returnClass == short.class) { // INVOKEVIRTUAL java/lang/Number intValue ()I _assertMethodInsnNode(iterator.next(), Opcodes.INVOKEVIRTUAL, Type.getInternalName(Number.class), "intValue", Type.INT_TYPE); } // xRETURN _assertInsnNode(iterator.next(), returnType.getOpcode(Opcodes.IRETURN)); // nullCheckLabel Assert.assertSame(nullCheckLabelNode, iterator.next()); // xRETURN null/0 if (!returnClass.isPrimitive()) { _assertInsnNode(iterator.next(), Opcodes.ACONST_NULL); _assertInsnNode(iterator.next(), Opcodes.ARETURN); } else if (returnClass == void.class) { _assertInsnNode(iterator.next(), Opcodes.RETURN); } else if (returnClass == float.class) { _assertInsnNode(iterator.next(), Opcodes.FCONST_0); _assertInsnNode(iterator.next(), Opcodes.FRETURN); } else if (returnClass == double.class) { _assertInsnNode(iterator.next(), Opcodes.DCONST_0); _assertInsnNode(iterator.next(), Opcodes.DRETURN); } else if (returnClass == long.class) { _assertInsnNode(iterator.next(), Opcodes.LCONST_0); _assertInsnNode(iterator.next(), Opcodes.LRETURN); } else { _assertInsnNode(iterator.next(), Opcodes.ICONST_0); _assertInsnNode(iterator.next(), Opcodes.IRETURN); } } else { if (returnClass != Object.class) { // CHECKCAST _assertTypeInsnNode(iterator.next(), Opcodes.CHECKCAST, returnClass); } // ARETURN _assertInsnNode(iterator.next(), Opcodes.ARETURN); } } Assert.assertFalse(iterator.hasNext()); }
From source file:com.lucidtechnics.blackboard.TargetConstructor.java
License:Apache License
private static int getReturnOpcode(String _returnType) { int opCode = 0; char firstChar = _returnType.toCharArray()[0]; switch (firstChar) { case 'Z': case 'B': case 'C': case 'I': case 'S': opCode = Opcodes.IRETURN;//from ww w . j a v a 2 s .c om break; case 'D': opCode = Opcodes.DRETURN; break; case 'F': opCode = Opcodes.FRETURN; break; case 'J': opCode = Opcodes.LRETURN; break; case 'L': opCode = Opcodes.ARETURN; break; case 'V': opCode = Opcodes.RETURN; break; case '[': opCode = Opcodes.ARETURN; break; default: if (true) throw new RuntimeException("Cannot handle return type identified by first character: " + firstChar); break; } return opCode; }
From source file:com.mebigfatguy.junitflood.jvm.OperandStack.java
License:Apache License
public void performInsn(int opcode) { switch (opcode) { case Opcodes.NOP: break;/*from ww w .j av a 2 s .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.AdvancedAdviceAdapter.java
License:Open Source License
protected ExitStatus translateExitCode(int opcode) { switch (opcode) { case Opcodes.ATHROW: return ExitStatus.EXIT_WITH_EXCEPTION; case Opcodes.IRETURN: case Opcodes.FRETURN: case Opcodes.LRETURN: case Opcodes.DRETURN: case Opcodes.ARETURN: return ExitStatus.EXIT_WITH_RETURN_VALUE; case Opcodes.RETURN: return ExitStatus.EXIT_VOID; default:/*from w ww.j a v a 2 s . c om*/ return ExitStatus.EXIT_UNKNOWN; } }
From source file:com.navercorp.pinpoint.profiler.instrument.ASMMethodVariables.java
License:Apache License
boolean isReturnCode(final int opcode) { return opcode == Opcodes.IRETURN || opcode == Opcodes.LRETURN || opcode == Opcodes.FRETURN || opcode == Opcodes.DRETURN || opcode == Opcodes.ARETURN || opcode == Opcodes.RETURN; }
From source file:com.offbynull.coroutines.instrumenter.asm.InstructionUtils.java
License:Open Source License
/** * Generates instructions that returns a dummy value. Return values are as follows: * <ul>/*from ww w . j a v a 2s . c om*/ * <li>void -> no value</li> * <li>boolean -> false</li> * <li>byte/short/char/int -> 0</li> * <li>long -> 0L</li> * <li>float -> 0.0f</li> * <li>double -> 0.0</li> * <li>Object -> null</li> * </ul> * * @param returnType return type of the method this generated bytecode is for * @return instructions to return a dummy value * @throws NullPointerException if any argument is {@code null} * @throws IllegalArgumentException if {@code returnType}'s sort is of {@link Type#METHOD} */ public static InsnList returnDummy(Type returnType) { Validate.notNull(returnType); Validate.isTrue(returnType.getSort() != Type.METHOD); InsnList ret = new InsnList(); switch (returnType.getSort()) { case Type.VOID: ret.add(new InsnNode(Opcodes.RETURN)); break; case Type.BOOLEAN: case Type.BYTE: case Type.SHORT: case Type.CHAR: case Type.INT: ret.add(new InsnNode(Opcodes.ICONST_0)); ret.add(new InsnNode(Opcodes.IRETURN)); break; case Type.LONG: ret.add(new InsnNode(Opcodes.LCONST_0)); ret.add(new InsnNode(Opcodes.LRETURN)); break; case Type.FLOAT: ret.add(new InsnNode(Opcodes.FCONST_0)); ret.add(new InsnNode(Opcodes.FRETURN)); break; case Type.DOUBLE: ret.add(new InsnNode(Opcodes.DCONST_0)); ret.add(new InsnNode(Opcodes.DRETURN)); break; case Type.OBJECT: case Type.ARRAY: ret.add(new InsnNode(Opcodes.ACONST_NULL)); ret.add(new InsnNode(Opcodes.ARETURN)); break; default: throw new IllegalStateException(); } return ret; }
From source file:com.offbynull.coroutines.instrumenter.asm.InstructionUtils.java
License:Open Source License
/** * Generates instructions that returns a value. * * @param returnType return type of the method this generated bytecode is for * @param returnValueInsnList instructions that produce the return value (should leave it on the top of the stack) * @return instructions to return a value * @throws NullPointerException if any argument is {@code null} * @throws IllegalArgumentException if {@code returnType}'s sort is of {@link Type#METHOD} *///from w w w. j a va2 s . c o m public static InsnList returnValue(Type returnType, InsnList returnValueInsnList) { Validate.notNull(returnType); Validate.isTrue(returnType.getSort() != Type.METHOD); InsnList ret = new InsnList(); ret.add(returnValueInsnList); switch (returnType.getSort()) { case Type.VOID: ret.add(new InsnNode(Opcodes.RETURN)); break; case Type.BOOLEAN: case Type.BYTE: case Type.SHORT: case Type.CHAR: case Type.INT: ret.add(new InsnNode(Opcodes.IRETURN)); break; case Type.LONG: ret.add(new InsnNode(Opcodes.LRETURN)); break; case Type.FLOAT: ret.add(new InsnNode(Opcodes.FRETURN)); break; case Type.DOUBLE: ret.add(new InsnNode(Opcodes.DRETURN)); break; case Type.OBJECT: case Type.ARRAY: ret.add(new InsnNode(Opcodes.ARETURN)); break; default: throw new IllegalStateException(); } return ret; }
From source file:com.offbynull.coroutines.instrumenter.ContinuationGenerators.java
License:Open Source License
/** * Generates instructions that returns a dummy value. Return values are as follows: * <ul>/*from w w w. j a va 2s .c om*/ * <li>void -> no value</li> * <li>boolean -> false</li> * <li>byte/short/char/int -> 0</li> * <li>long -> 0L</li> * <li>float -> 0.0f</li> * <li>double -> 0.0</li> * <li>Object -> null</li> * </ul> * * @param returnType return type of the method this generated bytecode is for * @return instructions to return a dummy value * @throws NullPointerException if any argument is {@code null} * @throws IllegalArgumentException if {@code returnType}'s sort is of {@link Type#METHOD} */ private static InsnList returnDummy(Type returnType) { Validate.notNull(returnType); Validate.isTrue(returnType.getSort() != Type.METHOD); InsnList ret = new InsnList(); switch (returnType.getSort()) { case Type.VOID: ret.add(new InsnNode(Opcodes.RETURN)); break; case Type.BOOLEAN: case Type.BYTE: case Type.SHORT: case Type.CHAR: case Type.INT: ret.add(new InsnNode(Opcodes.ICONST_0)); ret.add(new InsnNode(Opcodes.IRETURN)); break; case Type.LONG: ret.add(new InsnNode(Opcodes.LCONST_0)); ret.add(new InsnNode(Opcodes.LRETURN)); break; case Type.FLOAT: ret.add(new InsnNode(Opcodes.FCONST_0)); ret.add(new InsnNode(Opcodes.FRETURN)); break; case Type.DOUBLE: ret.add(new InsnNode(Opcodes.DCONST_0)); ret.add(new InsnNode(Opcodes.DRETURN)); break; case Type.OBJECT: case Type.ARRAY: ret.add(new InsnNode(Opcodes.ACONST_NULL)); ret.add(new InsnNode(Opcodes.ARETURN)); break; default: throw new IllegalStateException(); } return ret; }
From source file:com.sun.fortress.compiler.asmbytecodeoptimizer.Inlining.java
License:Open Source License
public static List<Insn> convertInsns(MethodInsn mi, List<Insn> insns, int[] args, int _index, Label end) { List<Insn> result = new ArrayList<Insn>(); HashMap labels = new HashMap(); int index = _index; for (Insn i : insns) { if (i.isExpanded()) { MethodInsn expanded = (MethodInsn) i; // This use of end should be OK because all returns should have been removed when inlined before. // What could go wrong? result.addAll(convertInsns(expanded, expanded.inlineExpansionInsns, args, _index, end)); } else if (i instanceof SingleInsn) { SingleInsn si = (SingleInsn) i; switch (si.opcode) { case Opcodes.IRETURN: case Opcodes.LRETURN: case Opcodes.FRETURN: case Opcodes.DRETURN: case Opcodes.ARETURN: case Opcodes.RETURN: result.add(new JumpInsn("RETURN->GOTO", Opcodes.GOTO, end, newIndex(mi, index++))); break; default: result.add(i.copy(newIndex(mi, index++))); }// w w w .ja v a2 s. co m } else if (i instanceof VarInsn) { VarInsn vi = (VarInsn) i; switch (vi.opcode) { case Opcodes.ILOAD: case Opcodes.LLOAD: case Opcodes.FLOAD: case Opcodes.DLOAD: case Opcodes.ALOAD: case Opcodes.ISTORE: case Opcodes.LSTORE: case Opcodes.FSTORE: case Opcodes.DSTORE: case Opcodes.ASTORE: VarInsn newVarInsn = new VarInsn(vi.name, vi.opcode, args[vi.var], newIndex(mi, index++)); result.add(newVarInsn); break; default: result.add(i.copy(newIndex(mi, index++))); } } else if (i instanceof VisitMaxs) { } else if (i instanceof VisitEnd) { } else if (i instanceof VisitCode) { } else if (i instanceof VisitFrame) { } else if (i instanceof LabelInsn) { LabelInsn li = (LabelInsn) i; if (labels.containsKey(li.label)) result.add(new LabelInsn(li.name, (Label) labels.get(li.label), newIndex(mi, index++))); else { Label l = new Label(); labels.put(li.label, l); result.add(new LabelInsn(li.name, l, newIndex(mi, index++))); } } else if (i instanceof JumpInsn) { JumpInsn ji = (JumpInsn) i; if (labels.containsKey(ji.label)) result.add( new JumpInsn(ji.name, ji.opcode, (Label) labels.get(ji.label), newIndex(mi, index++))); else { Label l = new Label(); labels.put(ji.label, l); result.add(new JumpInsn(ji.name, ji.opcode, l, newIndex(mi, index++))); } } else if (i instanceof VisitLineNumberInsn) { VisitLineNumberInsn vlni = (VisitLineNumberInsn) i; if (labels.containsKey(vlni.start)) result.add(new VisitLineNumberInsn(vlni.name, vlni.line, (Label) labels.get(vlni.start), newIndex(mi, index++))); else { Label l = new Label(); labels.put(vlni.start, l); result.add(new VisitLineNumberInsn(vlni.name, vlni.line, l, newIndex(mi, index++))); } } else if (i instanceof LocalVariableInsn) { LocalVariableInsn lvi = (LocalVariableInsn) i; if (labels.containsKey(lvi.start) && labels.containsKey(lvi.end)) { result.add(new LocalVariableInsn(lvi.name, lvi._name, lvi.desc, lvi.sig, (Label) labels.get(lvi.start), (Label) labels.get(lvi.end), args[lvi._index], newIndex(mi, index++))); } else throw new RuntimeException("NYI"); } else if (i instanceof TryCatchBlock) { TryCatchBlock tcb = (TryCatchBlock) i; if (labels.containsKey(tcb.start) && labels.containsKey(tcb.end) && labels.containsKey(tcb.handler)) { result.add( new TryCatchBlock(tcb.name, (Label) labels.get(tcb.start), (Label) labels.get(tcb.end), (Label) labels.get(tcb.handler), tcb.type, newIndex(mi, index++))); } else if (!labels.containsKey(tcb.start) && !labels.containsKey(tcb.end) && !labels.containsKey(tcb.handler)) { Label s = new Label(); Label e = new Label(); Label h = new Label(); labels.put(tcb.start, s); labels.put(tcb.end, e); labels.put(tcb.handler, h); result.add(new TryCatchBlock(tcb.name, s, e, h, tcb.type, newIndex(mi, index++))); } else throw new RuntimeException("NYI"); // Need to add TableSwitch, LookupSwitch } else { result.add(i.copy(newIndex(mi, index++))); } } return result; }