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6964458: Reimplement class meta-data storage to use native memory

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Remove PermGen, allocate meta-data in metaspace linked to class loaders, rewrite GC walking, rewrite and rename metadata to be C++ classes

Co-authored-by: Stefan Karlsson <stefan.karlsson@oracle.com>
Co-authored-by: Mikael Gerdin <mikael.gerdin@oracle.com>
Co-authored-by: Tom Rodriguez <tom.rodriguez@oracle.com>
Reviewed-by: jmasa, stefank, never, coleenp, kvn, brutisso, mgerdin, dholmes, jrose, twisti, roland
This commit is contained in:
Jon Masamitsu 2012-09-01 13:25:18 -04:00 • committed by Coleen Phillimore
parent 36eee7c8c8
commit 5c58d27aac
853 changed files with 26124 additions and 82956 deletions
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22
hotspot/src/share/vm/interpreter/bytecodeInterpreter.hpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2002, 2011, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2002, 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
@ -26,8 +26,8 @@
#define SHARE_VM_INTERPRETER_BYTECODEINTERPRETER_HPP
#include "memory/allocation.hpp"
#include "oops/methodDataOop.hpp"
#include "oops/methodOop.hpp"
#include "oops/methodData.hpp"
#include "oops/method.hpp"
#include "runtime/basicLock.hpp"
#include "runtime/frame.hpp"
#include "runtime/globals.hpp"
@ -62,7 +62,7 @@ union VMJavaVal64 {
typedef class BytecodeInterpreter* interpreterState;
struct call_message {
class methodOopDesc* _callee; /* method to call during call_method request */
class Method* _callee; /* method to call during call_method request */
address _callee_entry_point; /* address to jump to for call_method request */
int _bcp_advance; /* size of the invoke bytecode operation */
};
@ -119,8 +119,8 @@ private:
JavaThread* _thread; // the vm's java thread pointer
address _bcp; // instruction pointer
intptr_t* _locals; // local variable pointer
constantPoolCacheOop _constants; // constant pool cache
methodOop _method; // method being executed
ConstantPoolCache* _constants; // constant pool cache
Method* _method; // method being executed
DataLayout* _mdx; // compiler profiling data for current bytecode
intptr_t* _stack; // expression stack
messages _msg; // frame manager <-> interpreter message
@ -143,7 +143,7 @@ public:
static void layout_interpreterState(interpreterState to_fill,
frame* caller,
frame* interpreter_frame,
methodOop method,
Method* method,
intptr_t* locals,
intptr_t* stack,
intptr_t* stack_base,
@ -197,16 +197,16 @@ inline void set_bcp(address new_bcp) { _bcp = new_bcp; }
inline intptr_t* locals() { return _locals; }
inline constantPoolCacheOop constants() { return _constants; }
inline methodOop method() { return _method; }
inline ConstantPoolCache* constants() { return _constants; }
inline Method* method() { return _method; }
inline DataLayout* mdx() { return _mdx; }
inline void set_mdx(DataLayout *new_mdx) { _mdx = new_mdx; }
inline messages msg() { return _msg; }
inline void set_msg(messages new_msg) { _msg = new_msg; }
inline methodOop callee() { return _result._to_call._callee; }
inline void set_callee(methodOop new_callee) { _result._to_call._callee = new_callee; }
inline Method* callee() { return _result._to_call._callee; }
inline void set_callee(Method* new_callee) { _result._to_call._callee = new_callee; }
inline void set_callee_entry_point(address entry) { _result._to_call._callee_entry_point = entry; }
inline void set_osr_buf(address buf) { _result._osr._osr_buf = buf; }
inline void set_osr_entry(address entry) { _result._osr._osr_entry = entry; }