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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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12
hotspot/src/share/vm/interpreter/abstractInterpreter.hpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1997, 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
@ -176,21 +176,21 @@ class AbstractInterpreter: AllStatic {
// Activation size in words for a method that is just being called.
// Parameters haven't been pushed so count them too.
static int size_top_interpreter_activation(methodOop method);
static int size_top_interpreter_activation(Method* method);
// Deoptimization support
// Compute the entry address for continuation after
static address deopt_continue_after_entry(methodOop method,
static address deopt_continue_after_entry(Method* method,
address bcp,
int callee_parameters,
bool is_top_frame);
// Compute the entry address for reexecution
static address deopt_reexecute_entry(methodOop method, address bcp);
static address deopt_reexecute_entry(Method* method, address bcp);
// Deoptimization should reexecute this bytecode
static bool bytecode_should_reexecute(Bytecodes::Code code);
// share implementation of size_activation and layout_activation:
static int size_activation(methodOop method,
static int size_activation(Method* method,
int temps,
int popframe_args,
int monitors,
@ -210,7 +210,7 @@ class AbstractInterpreter: AllStatic {
is_top_frame);
}
static int layout_activation(methodOop method,
static int layout_activation(Method* method,
int temps,
int popframe_args,
int monitors,