Mercurial > hg > truffle
diff src/share/vm/ci/ciType.hpp @ 6725:da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
Summary: Remove PermGen, allocate meta-data in metaspace linked to class loaders, rewrite GC walking, rewrite and rename metadata to be C++ classes
Reviewed-by: jmasa, stefank, never, coleenp, kvn, brutisso, mgerdin, dholmes, jrose, twisti, roland
Contributed-by: jmasa <jon.masamitsu@oracle.com>, stefank <stefan.karlsson@oracle.com>, mgerdin <mikael.gerdin@oracle.com>, never <tom.rodriguez@oracle.com>
| author | coleenp |
|---|---|
| date | Sat, 01 Sep 2012 13:25:18 -0400 |
| parents | f95d63e2154a |
| children | f1de9dbc914e |
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--- a/src/share/vm/ci/ciType.hpp Fri Aug 31 16:39:35 2012 -0700 +++ b/src/share/vm/ci/ciType.hpp Sat Sep 01 13:25:18 2012 -0400 @@ -1,5 +1,5 @@ /* - * Copyright (c) 2000, 2010, Oracle and/or its affiliates. All rights reserved. + * 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 @@ -25,14 +25,13 @@ #ifndef SHARE_VM_CI_CITYPE_HPP #define SHARE_VM_CI_CITYPE_HPP -#include "ci/ciObject.hpp" -#include "oops/klassOop.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 ciObject { +class ciType : public ciMetadata { CI_PACKAGE_ACCESS friend class ciKlass; friend class ciReturnAddress; @@ -40,9 +39,8 @@ private: BasicType _basic_type; - ciType(BasicType t); // for the primitive types only + ciType(BasicType t); // for primitive and unloaded types ciType(KlassHandle k); // for subclasses (reference types) - ciType(ciKlass* klass); // for unloaded types const char* type_string() { return "ciType"; } @@ -76,7 +74,7 @@ bool is_two_word() const { return size() == 2; } // What kind of ciObject is this? - bool is_type() { return true; } + bool is_type() const { return true; } bool is_classless() const { return is_primitive_type(); } virtual void print_name_on(outputStream* st); @@ -106,7 +104,7 @@ void print_impl(outputStream* st); public: - bool is_return_address() { return true; } + bool is_return_address() const { return true; } int bci() { return _bci; }