Mercurial > hg > graal-compiler
view src/share/vm/ci/ciType.hpp @ 10577:9c7d9e2c8326
PTX kernel execution - no args or return value
author | Morris Meyer <morris.meyer@oracle.com> |
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date | Sat, 29 Jun 2013 21:29:34 -0400 |
parents | f1de9dbc914e |
children | de6a9e811145 |
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/* * Copyright (c) 2000, 2012, 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_CITYPE_HPP #define SHARE_VM_CI_CITYPE_HPP #include "ci/ciMetadata.hpp" // ciType // // This class represents either a class (T_OBJECT), array (T_ARRAY), // or one of the primitive types such as T_INT. class ciType : public ciMetadata { CI_PACKAGE_ACCESS friend class ciKlass; friend class ciReturnAddress; private: BasicType _basic_type; ciType(BasicType t); // for primitive and unloaded types ciType(KlassHandle k); // for subclasses (reference types) const char* type_string() { return "ciType"; } void print_impl(outputStream* st); // Distinguished instances of primitive ciTypes.. static ciType* _basic_types[T_CONFLICT+1]; public: BasicType basic_type() const { return _basic_type; } // Returns true iff the types are identical, or if both are klasses // and the is_subtype_of relation holds between the klasses. bool is_subtype_of(ciType* type); // Get the instance of java.lang.Class corresponding to this type. // There are mirrors for instance, array, and primitive types (incl. void). virtual ciInstance* java_mirror(); // Get the class which "boxes" (or "wraps") values of this type. // Example: short is boxed by java.lang.Short, etc. // Returns self if it is a reference type. // Returns NULL for void, since null is used in such cases. ciKlass* box_klass(); // Returns true if this is not a klass or array (i.e., not a reference type). bool is_primitive_type() const { return basic_type() != T_OBJECT && basic_type() != T_ARRAY; } int size() const { return type2size[basic_type()]; } bool is_void() const { return basic_type() == T_VOID; } bool is_one_word() const { return size() == 1; } bool is_two_word() const { return size() == 2; } // What kind of ciObject is this? bool is_type() const { return true; } bool is_classless() const { return is_primitive_type(); } const char* name(); virtual void print_name_on(outputStream* st); void print_name() { print_name_on(tty); } static ciType* make(BasicType t); }; // ciReturnAddress // // This class represents the type of a specific return address in the // bytecodes. class ciReturnAddress : public ciType { CI_PACKAGE_ACCESS private: // The bci of this return address. int _bci; ciReturnAddress(int bci); const char* type_string() { return "ciReturnAddress"; } void print_impl(outputStream* st); public: bool is_return_address() const { return true; } int bci() { return _bci; } static ciReturnAddress* make(int bci); }; #endif // SHARE_VM_CI_CITYPE_HPP