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8187443: Forest Consolidation: Move files to unified layout

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Reviewed-by: darcy, ihse
This commit is contained in:
Erik Joelsson 2017-09-12 19:03:39 +02:00
parent 270fe13182
commit 3789983e89
56923 changed files with 3 additions and 15727 deletions
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180
hotspot/src/share/vm/oops/arrayKlass.hpp
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/*
* Copyright (c) 1997, 2017, 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
* 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
* or visit www.oracle.com if you need additional information or have any
* questions.
*
*/
#ifndef SHARE_VM_OOPS_ARRAYKLASS_HPP
#define SHARE_VM_OOPS_ARRAYKLASS_HPP
#include "memory/universe.hpp"
#include "oops/klass.hpp"
class fieldDescriptor;
class klassVtable;
// ArrayKlass is the abstract baseclass for all array classes
class ArrayKlass: public Klass {
friend class VMStructs;
private:
// If you add a new field that points to any metaspace object, you
// must add this field to ArrayKlass::metaspace_pointers_do().
int _dimension; // This is n'th-dimensional array.
Klass* volatile _higher_dimension; // Refers the (n+1)'th-dimensional array (if present).
Klass* volatile _lower_dimension; // Refers the (n-1)'th-dimensional array (if present).
protected:
// Constructors
// The constructor with the Symbol argument does the real array
// initialization, the other is a dummy
ArrayKlass(Symbol* name);
ArrayKlass() { assert(DumpSharedSpaces || UseSharedSpaces, "only for cds"); }
public:
// Testing operation
DEBUG_ONLY(bool is_array_klass_slow() const { return true; })
// Instance variables
int dimension() const { return _dimension; }
void set_dimension(int dimension) { _dimension = dimension; }
Klass* higher_dimension() const { return _higher_dimension; }
inline Klass* higher_dimension_acquire() const; // load with acquire semantics
void set_higher_dimension(Klass* k) { _higher_dimension = k; }
inline void release_set_higher_dimension(Klass* k); // store with release semantics
Klass** adr_higher_dimension() { return (Klass**)&this->_higher_dimension;}
Klass* lower_dimension() const { return _lower_dimension; }
void set_lower_dimension(Klass* k) { _lower_dimension = k; }
Klass** adr_lower_dimension() { return (Klass**)&this->_lower_dimension;}
// offset of first element, including any padding for the sake of alignment
int array_header_in_bytes() const { return layout_helper_header_size(layout_helper()); }
int log2_element_size() const { return layout_helper_log2_element_size(layout_helper()); }
// type of elements (T_OBJECT for both oop arrays and array-arrays)
BasicType element_type() const { return layout_helper_element_type(layout_helper()); }
virtual Klass* java_super() const;//{ return SystemDictionary::Object_klass(); }
// Allocation
// Sizes points to the first dimension of the array, subsequent dimensions
// are always in higher memory. The callers of these set that up.
virtual oop multi_allocate(int rank, jint* sizes, TRAPS);
objArrayOop allocate_arrayArray(int n, int length, TRAPS);
// find field according to JVM spec 5.4.3.2, returns the klass in which the field is defined
Klass* find_field(Symbol* name, Symbol* sig, fieldDescriptor* fd) const;
// Lookup operations
Method* uncached_lookup_method(const Symbol* name,
const Symbol* signature,
OverpassLookupMode overpass_mode) const;
static ArrayKlass* cast(Klass* k) {
return const_cast<ArrayKlass*>(cast(const_cast<const Klass*>(k)));
}
static const ArrayKlass* cast(const Klass* k) {
assert(k->is_array_klass(), "cast to ArrayKlass");
return static_cast<const ArrayKlass*>(k);
}
GrowableArray<Klass*>* compute_secondary_supers(int num_extra_slots);
bool compute_is_subtype_of(Klass* k);
// Sizing
static int static_size(int header_size);
virtual void metaspace_pointers_do(MetaspaceClosure* iter);
#if INCLUDE_SERVICES
virtual void collect_statistics(KlassSizeStats *sz) const {
Klass::collect_statistics(sz);
// Do nothing for now, but remember to modify if you add new
// stuff to ArrayKlass.
}
#endif
// Iterators
void array_klasses_do(void f(Klass* k));
void array_klasses_do(void f(Klass* k, TRAPS), TRAPS);
// Return a handle.
static void complete_create_array_klass(ArrayKlass* k, Klass* super_klass, ModuleEntry* module, TRAPS);
// jvm support
jint compute_modifier_flags(TRAPS) const;
// JVMTI support
jint jvmti_class_status() const;
// CDS support - remove and restore oops from metadata. Oops are not shared.
virtual void remove_unshareable_info();
virtual void remove_java_mirror();
virtual void restore_unshareable_info(ClassLoaderData* loader_data, Handle protection_domain, TRAPS);
// Printing
void print_on(outputStream* st) const;
void print_value_on(outputStream* st) const;
void oop_print_on(oop obj, outputStream* st);
// Verification
void verify_on(outputStream* st);
void oop_verify_on(oop obj, outputStream* st);
};
// Array oop iteration macros for declarations.
// Used to generate the declarations in the *ArrayKlass header files.
#define OOP_OOP_ITERATE_DECL_RANGE(OopClosureType, nv_suffix) \
void oop_oop_iterate_range##nv_suffix(oop obj, OopClosureType* closure, int start, int end);
#if INCLUDE_ALL_GCS
// Named NO_BACKWARDS because the definition used by *ArrayKlass isn't reversed, see below.
#define OOP_OOP_ITERATE_DECL_NO_BACKWARDS(OopClosureType, nv_suffix) \
void oop_oop_iterate_backwards##nv_suffix(oop obj, OopClosureType* closure);
#endif // INCLUDE_ALL_GCS
// Array oop iteration macros for definitions.
// Used to generate the definitions in the *ArrayKlass.inline.hpp files.
#define OOP_OOP_ITERATE_DEFN_RANGE(KlassType, OopClosureType, nv_suffix) \
\
void KlassType::oop_oop_iterate_range##nv_suffix(oop obj, OopClosureType* closure, int start, int end) { \
oop_oop_iterate_range<nvs_to_bool(nv_suffix)>(obj, closure, start, end); \
}
#if INCLUDE_ALL_GCS
#define OOP_OOP_ITERATE_DEFN_NO_BACKWARDS(KlassType, OopClosureType, nv_suffix) \
void KlassType::oop_oop_iterate_backwards##nv_suffix(oop obj, OopClosureType* closure) { \
/* No reverse implementation ATM. */ \
oop_oop_iterate<nvs_to_bool(nv_suffix)>(obj, closure); \
}
#else
#define OOP_OOP_ITERATE_DEFN_NO_BACKWARDS(KlassType, OopClosureType, nv_suffix)
#endif
#endif // SHARE_VM_OOPS_ARRAYKLASS_HPP