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6814659: separable cleanups and subroutines for 6655638

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Preparatory but separable changes for method handles

Reviewed-by: kvn, never
This commit is contained in:
John R Rose 2009-03-20 23:19:36 -07:00
parent 41463d1d3a
commit cfb08c72ba
30 changed files with 598 additions and 259 deletions
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10
hotspot/src/share/vm/runtime/handles.hpp
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@ -1,5 +1,5 @@
/*
* Copyright 1997-2007 Sun Microsystems, Inc. All Rights Reserved.
* Copyright 1997-2009 Sun Microsystems, Inc. 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
@ -137,6 +137,14 @@ class KlassHandle: public Handle {
assert(is_null() || obj()->is_klass(), "not a klassOop");
}
// Direct interface, use very sparingly.
// Used by SystemDictionaryHandles to create handles on existing WKKs.
// The obj of such a klass handle may be null, because the handle is formed
// during system bootstrapping.
KlassHandle(klassOop *handle, bool dummy) : Handle((oop*)handle, dummy) {
assert(SharedSkipVerify || is_null() || obj() == NULL || obj()->is_klass(), "not a klassOop");
}
// General access
klassOop operator () () const { return obj(); }
Klass* operator -> () const { return as_klass(); }