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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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11
hotspot/src/share/vm/opto/doCall.cpp
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@ -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
@ -23,7 +23,6 @@
*/
#include "precompiled.hpp"
#include "ci/ciCPCache.hpp"
#include "ci/ciCallSite.hpp"
#include "ci/ciMethodHandle.hpp"
#include "classfile/vmSymbols.hpp"
@ -392,7 +391,7 @@ void Parse::do_call() {
// Choose call strategy.
bool call_is_virtual = is_virtual_or_interface;
int vtable_index = methodOopDesc::invalid_vtable_index;
int vtable_index = Method::invalid_vtable_index;
ciMethod* callee = orig_callee;
// Try to get the most accurate receiver type
@ -539,7 +538,7 @@ void Parse::do_call() {
}
}
} else {
assert(ct == rt, err_msg_res("unexpected mismatch rt=%d, ct=%d", rt, ct));
assert(ct == rt, err_msg("unexpected mismatch rt=%d, ct=%d", rt, ct));
// push a zero; it's better than getting an oop/int mismatch
retnode = pop_node(rt);
retnode = zerocon(ct);
@ -836,9 +835,9 @@ void Parse::count_compiled_calls(bool at_method_entry, bool is_inline) {
if( at_method_entry ) {
// bump invocation counter if top method (for statistics)
if (CountCompiledCalls && depth() == 1) {
const TypeOopPtr* addr_type = TypeOopPtr::make_from_constant(method());
const TypePtr* addr_type = TypeMetadataPtr::make(method());
Node* adr1 = makecon(addr_type);
Node* adr2 = basic_plus_adr(adr1, adr1, in_bytes(methodOopDesc::compiled_invocation_counter_offset()));
Node* adr2 = basic_plus_adr(adr1, adr1, in_bytes(Method::compiled_invocation_counter_offset()));
increment_counter(adr2);
}
} else if (is_inline) {