private void visitOP0(int op){ if(op>=26&&op<=45){ // xload_y int x=op-26; mn.visitVarInsn(ILOAD+x/4,x%4); }else if(op>=59&&op<=78){ // xstore_y int x=op-26; mn.visitVarInsn(ISTORE+x/4,x%4); }else{ mn.visitInsn(op); } } private void visitIOP(int op, int a){
private void visitIOP(int op, int a){ // xstore // xload if(op>=21&&op<=58){ mn.visitVarInsn(op,a); } else { // xipush mn.visitIntInsn(op,a); } } private void visitJOP(int op, Label label){
private static MethodNode generateBeanConstructor(Class<? extends AttrMethod> superclass) { MethodNode ctor = new MethodNode(); ctor.access = ACC_PUBLIC; ctor.desc = getMethodDescriptor(VOID_TYPE, getType(TypedName.class)); ctor.name = "<init>"; ctor.exceptions = Collections.emptyList(); ctor.maxLocals = 2; ctor.maxStack = 2; // load instance ('this') ctor.visitVarInsn(ALOAD, 0); // load the attribute ctor.visitVarInsn(ALOAD, 1); // invoke superclass constructor with attribute ctor.visitMethodInsn(INVOKESPECIAL, getInternalName(superclass), "<init>", ctor.desc, false); ctor.visitInsn(RETURN); return ctor; }
private static MethodNode generateGetterConstructor() { MethodNode cn = new MethodNode(); cn.name = "<init>"; cn.desc = "()V"; cn.access = ACC_PUBLIC; cn.exceptions = Collections.emptyList(); cn.maxStack = 1; cn.maxLocals = 1; // load the instance cn.visitVarInsn(ALOAD, 0); // call superclass constructor cn.visitMethodInsn(INVOKESPECIAL, Type.getInternalName(BeanAttributeGetter.class), "<init>", "()V", false); cn.visitInsn(RETURN); return cn; }
private static MethodNode generateLongSetter(Class<? extends AbstractBeanEntityBuilder> type, Method smethod) { MethodNode setter = new MethodNode(); setter.access = ACC_PUBLIC; setter.desc = getMethodDescriptor(VOID_TYPE, getType(AbstractBeanEntityBuilder.class), getType(long.class)); setter.name = "set"; setter.exceptions = Collections.emptyList(); setter.maxLocals = 4; setter.maxStack = 3; // load target object setter.visitVarInsn(ALOAD, 1); // cast target object setter.visitTypeInsn(CHECKCAST, getInternalName(type)); // load attribute value setter.visitVarInsn(LLOAD, 2); // call real setter setter.visitMethodInsn(INVOKEVIRTUAL, getInternalName(type), smethod.getName(), getMethodDescriptor(smethod), false); setter.visitInsn(RETURN); return setter; }
private static MethodNode generateDoubleSetter(Class<? extends AbstractBeanEntityBuilder> type, Method smethod) { MethodNode setter = new MethodNode(); setter.access = ACC_PUBLIC; setter.desc = getMethodDescriptor(VOID_TYPE, getType(AbstractBeanEntityBuilder.class), getType(double.class)); setter.name = "set"; setter.exceptions = Collections.emptyList(); setter.maxLocals = 4; setter.maxStack = 3; // load target object setter.visitVarInsn(ALOAD, 1); // cast target object setter.visitTypeInsn(CHECKCAST, getInternalName(type)); // load attribute value setter.visitVarInsn(DLOAD, 2); // call real setter setter.visitMethodInsn(INVOKEVIRTUAL, getInternalName(type), smethod.getName(), getMethodDescriptor(smethod), false); setter.visitInsn(RETURN); return setter; }
private static MethodNode generateSetter(Class<? extends AbstractBeanEntityBuilder> type, Method smethod) { MethodNode setter = new MethodNode(); setter.access = ACC_PUBLIC; setter.desc = getMethodDescriptor(VOID_TYPE, getType(AbstractBeanEntityBuilder.class), getType(Object.class)); setter.name = "set"; setter.exceptions = Collections.emptyList(); setter.maxLocals = 3; setter.maxStack = 2; // load target object setter.visitVarInsn(ALOAD, 1); // cast target object setter.visitTypeInsn(CHECKCAST, getInternalName(type)); // load attribute value setter.visitVarInsn(ALOAD, 2); // convert attribute value if necessary setter.maxStack += CGUtils.adaptToType(setter, smethod.getParameterTypes()[0]); // call real setter setter.visitMethodInsn(INVOKEVIRTUAL, getInternalName(type), smethod.getName(), getMethodDescriptor(smethod), false); setter.visitInsn(RETURN); return setter; }
private static MethodNode generateLongGetterMethod(Class<? extends AbstractBeanEntity> type, Method getter) { MethodNode gn = new MethodNode(); gn.name = "getLong"; gn.desc = Type.getMethodDescriptor(Type.LONG_TYPE, Type.getType(AbstractBeanEntity.class)); gn.access = ACC_PUBLIC; gn.exceptions = Collections.emptyList(); gn.maxLocals = 2; gn.maxStack = 2; gn.visitCode(); gn.visitVarInsn(ALOAD, 1); gn.visitTypeInsn(CHECKCAST, Type.getInternalName(type)); gn.visitMethodInsn(INVOKEVIRTUAL, Type.getInternalName(type), getter.getName(), Type.getMethodDescriptor(getter), false); gn.visitInsn(LRETURN); return gn; }
private static MethodNode generateDoubleGetterMethod(Class<? extends AbstractBeanEntity> type, Method getter) { MethodNode gn = new MethodNode(); gn.name = "getDouble"; gn.desc = Type.getMethodDescriptor(Type.DOUBLE_TYPE, Type.getType(AbstractBeanEntity.class)); gn.access = ACC_PUBLIC; gn.exceptions = Collections.emptyList(); gn.maxLocals = 2; gn.maxStack = 2; gn.visitCode(); gn.visitVarInsn(ALOAD, 1); gn.visitTypeInsn(CHECKCAST, Type.getInternalName(type)); gn.visitMethodInsn(INVOKEVIRTUAL, Type.getInternalName(type), getter.getName(), Type.getMethodDescriptor(getter), false); gn.visitInsn(DRETURN); return gn; } }
private static MethodNode generateGetterMethod(Class<? extends AbstractBeanEntity> type, Method getter) { MethodNode gn = new MethodNode(); gn.name = "get"; gn.desc = Type.getMethodDescriptor(Type.getType(Object.class), Type.getType(AbstractBeanEntity.class)); gn.access = ACC_PUBLIC; gn.exceptions = Collections.emptyList(); Type rt = Type.getReturnType(getter); gn.maxLocals = 2; gn.maxStack = 1 + rt.getSize(); gn.visitCode(); // load the target object from parameter gn.visitVarInsn(ALOAD, 1); // cast to target object type gn.visitTypeInsn(CHECKCAST, Type.getInternalName(type)); // call target object method gn.visitMethodInsn(INVOKEVIRTUAL, Type.getInternalName(type), getter.getName(), Type.getMethodDescriptor(getter), false); // convert from primitive to object if necessary CGUtils.adaptFromType(gn, getter.getReturnType()); gn.visitInsn(ARETURN); return gn; }
if (cmethod != null) { clearer.visitVarInsn(ALOAD, 1); } else if (!smethod.getParameterTypes()[0].isPrimitive()) { clearer.visitVarInsn(ALOAD, 1); clearer.visitTypeInsn(CHECKCAST, getInternalName(type));
public void visitVarInsn(int opcode, int var) { super.visitVarInsn(opcode, var); if (opcode == ALOAD) { //store it for reuse for Method.invoke _variables.add(var); } }
@Override public void visitInsn(int opcode) { if (opcode == Opcodes.ARETURN) { super.visitVarInsn(Opcodes.ALOAD, 1); super.visitMethodInsn(Opcodes.INVOKESTATIC, "logisticspipes/proxy/cc/LPASMHookCC", "onCCWrappedILuaObject", "(Lorg/luaj/vm2/LuaTable;Ldan200/computercraft/api/lua/ILuaObject;)Lorg/luaj/vm2/LuaTable;"); } super.visitInsn(opcode); }
private static MethodNode generateGetterConstructor() { MethodNode cn = new MethodNode(); cn.name = "<init>"; cn.desc = "()V"; cn.access = ACC_PUBLIC; cn.exceptions = Collections.emptyList(); cn.maxStack = 1; cn.maxLocals = 1; // load the instance cn.visitVarInsn(ALOAD, 0); // call superclass constructor cn.visitMethodInsn(INVOKESPECIAL, Type.getInternalName(BeanAttributeGetter.class), "<init>", "()V", false); cn.visitInsn(RETURN); return cn; }
@Override public void visitVarInsn(int opcode, int var) { super.visitVarInsn(opcode, var); if(watchForHandling) { watchForHandling = false; Label l = new Label(); visitLabel(l); visitVarInsn(Opcodes.ALOAD, var); visitMethodInsn(Opcodes.INVOKESTATIC, "logisticspipes/asm/ParamProfiler", "handleException", "(Ljava/lang/Throwable;)V", false); } } };
private static MethodNode generateLongGetterMethod(Class<? extends AbstractBeanEntity> type, Method getter) { MethodNode gn = new MethodNode(); gn.name = "getLong"; gn.desc = Type.getMethodDescriptor(Type.LONG_TYPE, Type.getType(AbstractBeanEntity.class)); gn.access = ACC_PUBLIC; gn.exceptions = Collections.emptyList(); gn.maxLocals = 2; gn.maxStack = 2; gn.visitCode(); gn.visitVarInsn(ALOAD, 1); gn.visitTypeInsn(CHECKCAST, Type.getInternalName(type)); gn.visitMethodInsn(INVOKEVIRTUAL, Type.getInternalName(type), getter.getName(), Type.getMethodDescriptor(getter), false); gn.visitInsn(LRETURN); return gn; }
@Override public void visitCode() { super.visitCode(); Label l0 = new Label(); super.visitLabel(l0); super.visitVarInsn(Opcodes.ALOAD, 1); super.visitMethodInsn(Opcodes.INVOKESTATIC, "logisticspipes/proxy/cc/LPASMHookCC", "handleCCWrappedILuaObject", "(Ldan200/computercraft/api/lua/ILuaObject;)Z"); Label l1 = new Label(); super.visitJumpInsn(Opcodes.IFEQ, l1); Label l2 = new Label(); super.visitLabel(l2); super.visitVarInsn(Opcodes.ALOAD, 1); super.visitMethodInsn(Opcodes.INVOKESTATIC, "logisticspipes/proxy/cc/LPASMHookCC", "returnCCWrappedILuaObject", "(Ldan200/computercraft/api/lua/ILuaObject;)Lorg/luaj/vm2/LuaTable;"); super.visitInsn(Opcodes.ARETURN); super.visitLabel(l1); } };
public MethodNode createGetTranlocalMethod() { MethodNode m = new MethodNode( ACC_PUBLIC + ACC_SYNTHETIC, "getTranlocal", format("()%s", getDescriptor(AlphaTranlocal.class)), null, new String[]{}); m.visitVarInsn(ALOAD, 0); m.visitFieldInsn(GETFIELD, tranlocalSnapshotName, "___tranlocal", internalToDesc(tranlocalName)); m.visitInsn(ARETURN); m.visitMaxs(0, 0); m.visitEnd(); return m; }
private Object createOpenForWriteMethod() { String desc = "()" + Type.getDescriptor(AlphaTranlocal.class); MethodNode m = new MethodNode( ACC_PUBLIC + ACC_SYNTHETIC, "openForWrite", desc, null, new String[]{}); m.visitTypeInsn(NEW, tranlocalName); m.visitInsn(DUP); m.visitVarInsn(ALOAD, 0); m.visitMethodInsn(INVOKESPECIAL, tranlocalName, "<init>", format("(%s)V", internalToDesc(tranlocalName))); m.visitInsn(ARETURN); return m; }
private MethodNode generateIsBattleMode() { MethodNode mv = new MethodNode(ACC_PUBLIC, "isBattlemode", "()Z", null, null); mv.visitCode(); Label l0 = new Label(); mv.visitLabel(l0); mv.visitVarInsn(ALOAD, 0); mv.visitMethodInsn(INVOKESTATIC, UTILITY_CLASS, "isPlayerInBattlemode", "(L" + entityPlayerClassName + ";)Z"); mv.visitInsn(IRETURN); Label l1 = new Label(); mv.visitLabel(l1); mv.visitLocalVariable("this", "L" + entityPlayerClassName + ";", null, l0, l1, 0); mv.visitMaxs(1, 1); mv.visitEnd(); return mv; }