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

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

View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 1998, 2011, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1998, 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
@ -1447,7 +1447,7 @@ void Parse::do_one_bytecode() {
NULL, tag.internal_name());
break;
}
assert(constant.basic_type() != T_OBJECT || !constant.as_object()->is_klass(),
assert(constant.basic_type() != T_OBJECT || constant.as_object()->is_instance(),
"must be java_mirror of klass");
bool pushed = push_constant(constant, true);
guarantee(pushed, "must be possible to push this constant");