view src/share/vm/oops/compiledICHolder.cpp @ 3602: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 <>, stefank <>, mgerdin <>, never <>
author coleenp
date Sat, 01 Sep 2012 13:25:18 -0400
parents src/share/vm/oops/compiledICHolderOop.cpp@f95d63e2154a
children 59c790074993
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 * Copyright (c) 1998, 2012, Oracle and/or its affiliates. All rights reserved.
 * 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
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 * questions.

#include "precompiled.hpp"
#include "oops/compiledICHolder.hpp"
#include "oops/klass.hpp"
#include "oops/method.hpp"
#include "oops/oop.inline2.hpp"

volatile int CompiledICHolder::_live_count;
volatile int CompiledICHolder::_live_not_claimed_count;

// Printing

void CompiledICHolder::print_on(outputStream* st) const {
  st->print("%s", internal_name());
  st->print(" - method: "); holder_method()->print_value_on(st); st->cr();
  st->print(" - klass:  "); holder_klass()->print_value_on(st); st->cr();

void CompiledICHolder::print_value_on(outputStream* st) const {
  st->print("%s", internal_name());

// Verification

void CompiledICHolder::verify_on(outputStream* st) {
  guarantee(holder_method()->is_metadata(),   "should be in permspace");
  guarantee(holder_method()->is_method(), "should be method");
  guarantee(holder_klass()->is_metadata(),    "should be in permspace");
  guarantee(holder_klass()->is_klass(),   "should be klass");