prime2_syntaxtree.xml

这是一个用java语言编写的小型C语言的语法分析器。

<?xml version="1.0"?>
<root>
    <tree line="1" nodetype="ClassDecl" nodestring="myClass">
        <child>
            <tree line="3" nodetype="VarDecl" nodestring="a" vartype="int" modifier="private" isArray="0" />
            <tree line="4" nodetype="VarDecl" nodestring="b" vartype="int" modifier="private" isArray="0" />
            <tree line="5" nodetype="VarDecl" nodestring="m" vartype="int" modifier="public" isArray="0" />
            <tree line="6" nodetype="FunDecl" nodestring="myClass" modifier="constructor">
                <child>
                    <tree line="6" nodetype="Para" nodestring="x" vartype="int" isArray="0" />
                    <tree line="6" nodetype="Para" nodestring="y" vartype="int" isArray="0" />
                </child>
                <child>
                    <tree line="8" nodetype="AssignStm" nodestring="=">
                        <child>
                            <tree line="8" nodetype="VarID" nodestring="m" isArray="0" />
                        </child>
                        <child>
                            <tree line="8" nodetype="ConstID" nodestring="0" />
                        </child>
                    </tree>
                    <tree line="9" nodetype="AssignStm" nodestring="=">
                        <child>
                            <tree line="9" nodetype="ThisStm" nodestring="this">
                                <child>
                                    <tree line="9" nodetype="VarID" nodestring="a" />
                                </child>
                            </tree>
                        </child>
                        <child>
                            <tree line="9" nodetype="VarID" nodestring="x" isArray="0" />
                        </child>
                    </tree>
                    <tree line="10" nodetype="AssignStm" nodestring="=">
                        <child>
                            <tree line="10" nodetype="VarID" nodestring="b" isArray="0" />
                        </child>
                        <child>
                            <tree line="10" nodetype="VarID" nodestring="y" isArray="0" />
                        </child>
                    </tree>
                </child>
            </tree>
            <tree line="12" nodetype="FunDecl" nodestring="add" rettype="int" modifier="public" isVirtual="1">
                <child>
                    <tree line="14" nodetype="VarDecl" nodestring="z" vartype="int" modifier="" isArray="0" />
                    <tree line="15" nodetype="AssignStm" nodestring="=">
                        <child>
                            <tree line="15" nodetype="VarID" nodestring="z" isArray="0" />
                        </child>
                        <child>
                            <tree line="15" nodetype="ADD" nodestring="+">
                                <child>
                                    <tree line="15" nodetype="VarID" nodestring="a" isArray="0" />
                                </child>
                                <child>
                                    <tree line="15" nodetype="ThisStm" nodestring="this">
                                        <child>
                                            <tree line="15" nodetype="VarID" nodestring="b" />
                                        </child>
                                    </tree>
                                </child>
                            </tree>
                        </child>
                    </tree>
                    <tree line="16" nodetype="ReturnStm" nodestring="return">
                        <child>
                            <tree line="16" nodetype="VarID" nodestring="z" isArray="0" />
                        </child>
                    </tree>
                </child>
            </tree>
            <tree line="18" nodetype="FunDecl" nodestring="~myClass" modifier="destructor" />
        </child>
    </tree>
    <tree line="22" nodetype="FunDecl" nodestring="main" rettype="void">
        <child>
            <tree line="24" nodetype="VarDecl" nodestring="result" vartype="int" modifier="" isArray="0" />
            <tree line="25" nodetype="VarDecl" nodestring="f" vartype="float" modifier="" isArray="0" />
            <tree line="25" nodetype="VarDecl" nodestring="k" vartype="float" modifier="" isArray="0" />
            <tree line="26" nodetype="AssignStm" nodestring="=">
                <child>
                    <tree line="26" nodetype="VarID" nodestring="f" isArray="0" />
                </child>
                <child>
                    <tree line="26" nodetype="ConstID" nodestring="3.14" />
                </child>
            </tree>
            <tree line="27" nodetype="AssignStm" nodestring="=">
                <child>
                    <tree line="27" nodetype="VarID" nodestring="k" isArray="0" />
                </child>
                <child>
                    <tree line="27" nodetype="ADD" nodestring="+">
                        <child>
                            <tree line="27" nodetype="VarID" nodestring="f" isArray="0" />
                        </child>
                        <child>
                            <tree line="27" nodetype="ConstID" nodestring="5.31" />
                        </child>
                    </tree>
                </child>
            </tree>
            <tree line="28" nodetype="VarDecl" nodestring="mc" vartype="myClass" modifier="" isArray="0" />
            <tree line="29" nodetype="AssignStm" nodestring="=">
                <child>
                    <tree line="29" nodetype="VarID" nodestring="mc" isArray="0" />
                </child>
                <child>
                    <tree line="29" nodetype="NewStm" nodestring="new">
                        <child>
                            <tree line="29" nodetype="FunCall" nodestring="myClass" isArray="0">
                                <child>
                                    <tree line="29" nodetype="ConstID" nodestring="3" />
                                    <tree line="29" nodetype="ConstID" nodestring="5" />
                                </child>
                            </tree>
                        </child>
                    </tree>
                </child>
            </tree>
            <tree line="30" nodetype="AssignStm" nodestring="=">
                <child>
                    <tree line="30" nodetype="VarID" nodestring="result" isArray="0" />
                </child>
                <child>
                    <tree line="30" nodetype="ObjectVar" nodestring="mc">
                        <child>
                            <tree line="30" nodetype="FunCall" nodestring="add" isArray="0" />
                        </child>
                    </tree>
                </child>
            </tree>
            <tree line="31" nodetype="AssignStm" nodestring="=">
                <child>
                    <tree line="31" nodetype="ObjectVar" nodestring="mc">
                        <child>
                            <tree line="31" nodetype="VarID" nodestring="m" isArray="0" />
                        </child>
                    </tree>
                </child>
                <child>
                    <tree line="31" nodetype="VarID" nodestring="result" isArray="0" />
                </child>
            </tree>
            <tree line="32" nodetype="DeleteStm" nodestring="delete">
                <child>
                    <tree line="32" nodetype="VarID" nodestring="mc" isArray="0" />
                </child>
            </tree>
            <tree line="33" nodetype="ReturnStm" nodestring="return" />
        </child>
    </tree>
</root>