Mercurial > hg > truffle
view src/share/vm/ci/ciConstant.hpp @ 8514:32e57c4e0e9d
-Fix compilation error
author | Christos Kotselidis <christos.kotselidis@oracle.com> |
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date | Mon, 25 Mar 2013 16:20:07 +0100 |
parents | f6f3bb0ee072 |
children | edb5ab0f3fe5 |
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/* * Copyright (c) 1999, 2011, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. * */ #ifndef SHARE_VM_CI_CICONSTANT_HPP #define SHARE_VM_CI_CICONSTANT_HPP #include "ci/ciClassList.hpp" #include "ci/ciNullObject.hpp" // ciConstant // // This class represents a constant value. class ciConstant VALUE_OBJ_CLASS_SPEC { friend class VMStructs; private: friend class ciEnv; friend class ciField; BasicType _type; union { jint _int; jlong _long; jint _long_half[2]; jfloat _float; jdouble _double; ciObject* _object; } _value; public: ciConstant() { _type = T_ILLEGAL; _value._long = -1; } ciConstant(BasicType type, jint value) { assert(type != T_LONG && type != T_DOUBLE && type != T_FLOAT, "using the wrong ciConstant constructor"); _type = type; _value._int = value; } ciConstant(jlong value) { _type = T_LONG; _value._long = value; } ciConstant(jfloat value) { _type = T_FLOAT; _value._float = value; } ciConstant(jdouble value) { _type = T_DOUBLE; _value._double = value; } ciConstant(BasicType type, ciObject* p) { _type = type; _value._object = p; } BasicType basic_type() const { return _type; } jboolean as_boolean() { assert(basic_type() == T_BOOLEAN, "wrong type"); return (jboolean)_value._int; } jchar as_char() { assert(basic_type() == T_CHAR, "wrong type"); return (jchar)_value._int; } jbyte as_byte() { assert(basic_type() == T_BYTE, "wrong type"); return (jbyte)_value._int; } jshort as_short() { assert(basic_type() == T_SHORT, "wrong type"); return (jshort)_value._int; } jint as_int() { assert(basic_type() == T_BOOLEAN || basic_type() == T_CHAR || basic_type() == T_BYTE || basic_type() == T_SHORT || basic_type() == T_INT, "wrong type"); return _value._int; } jlong as_long() { assert(basic_type() == T_LONG, "wrong type"); return _value._long; } jfloat as_float() { assert(basic_type() == T_FLOAT, "wrong type"); return _value._float; } jdouble as_double() { assert(basic_type() == T_DOUBLE, "wrong type"); return _value._double; } ciObject* as_object() const { assert(basic_type() == T_OBJECT || basic_type() == T_ARRAY, "wrong type"); return _value._object; } // Debugging output void print(); }; #endif // SHARE_VM_CI_CICONSTANT_HPP