b95c7e9523
A collection of portability improvements including shared code support for PPC, ARM platforms, software floating point, cross compilation support and improvements in error crash detail. Reviewed-by: phh, never, coleenp, dholmes
80 lines
2.7 KiB
C++
80 lines
2.7 KiB
C++
/*
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* Copyright (c) 1998, 2006, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*
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*/
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class CMSIsAliveClosure;
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// a compiledICHolderKlass is the klass of a compiledICHolderOop
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class compiledICHolderKlass : public Klass {
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friend class VMStructs;
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private:
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juint _alloc_size; // allocation profiling support
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public:
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// Testing
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bool oop_is_compiledICHolder() const { return true; }
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// Allocation
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DEFINE_ALLOCATE_PERMANENT(compiledICHolderKlass);
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compiledICHolderOop allocate(TRAPS);
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static klassOop create_klass(TRAPS);
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// Sizing
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int oop_size(oop obj) const;
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int klass_oop_size() const { return object_size(); }
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// Casting from klassOop
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static compiledICHolderKlass* cast(klassOop k) {
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assert(k->klass_part()->oop_is_compiledICHolder(), "cast to compiledICHolderKlass");
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return (compiledICHolderKlass*) k->klass_part();
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}
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// Sizing
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static int header_size() { return oopDesc::header_size() + sizeof(compiledICHolderKlass)/HeapWordSize; }
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int object_size() const { return align_object_size(header_size()); }
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// Garbage collection
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void oop_follow_contents(oop obj);
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int oop_adjust_pointers(oop obj);
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// Parallel Scavenge and Parallel Old
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PARALLEL_GC_DECLS
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// Allocation profiling support
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juint alloc_size() const { return _alloc_size; }
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void set_alloc_size(juint n) { _alloc_size = n; }
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// Iterators
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int oop_oop_iterate(oop obj, OopClosure* blk);
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int oop_oop_iterate_m(oop obj, OopClosure* blk, MemRegion mr);
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// Printing
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void oop_print_value_on(oop obj, outputStream* st);
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void oop_print_on (oop obj, outputStream* st);
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// Verification
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const char* internal_name() const;
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void oop_verify_on(oop obj, outputStream* st);
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};
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