hotspot/src/share/vm/utilities/array.hpp
changeset 46448 b5350a83520b
parent 46447 dbb55d89699c
child 46450 7a361ede7817
--- a/hotspot/src/share/vm/utilities/array.hpp	Tue May 09 13:50:06 2017 -0400
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,158 +0,0 @@
-/*
- * Copyright (c) 2000, 2016, 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_UTILITIES_ARRAY_HPP
-#define SHARE_VM_UTILITIES_ARRAY_HPP
-
-#include "memory/allocation.hpp"
-#include "memory/allocation.inline.hpp"
-#include "memory/metaspace.hpp"
-#include "runtime/orderAccess.hpp"
-
-// Arrays for basic types
-typedef GrowableArray<int> intArray;
-typedef GrowableArray<int> intStack;
-typedef GrowableArray<bool> boolArray;
-typedef GrowableArray<bool> boolStack;
-
-// Array for metadata allocation
-
-template <typename T>
-class Array: public MetaspaceObj {
-  friend class MetadataFactory;
-  friend class VMStructs;
-  friend class JVMCIVMStructs;
-  friend class MethodHandleCompiler;           // special case
-  friend class WhiteBox;
-protected:
-  int _length;                                 // the number of array elements
-  T   _data[1];                                // the array memory
-
-  void initialize(int length) {
-    _length = length;
-  }
-
- private:
-  // Turn off copy constructor and assignment operator.
-  Array(const Array<T>&);
-  void operator=(const Array<T>&);
-
-  void* operator new(size_t size, ClassLoaderData* loader_data, int length, bool read_only, TRAPS) throw() {
-    size_t word_size = Array::size(length);
-    return (void*) Metaspace::allocate(loader_data, word_size, read_only,
-                                       MetaspaceObj::array_type(sizeof(T)), THREAD);
-  }
-
-  static size_t byte_sizeof(int length) { return sizeof(Array<T>) + MAX2(length - 1, 0) * sizeof(T); }
-
-  // WhiteBox API helper.
-  // Can't distinguish between array of length 0 and length 1,
-  // will always return 0 in those cases.
-  static int bytes_to_length(size_t bytes)       {
-    assert(is_size_aligned(bytes, BytesPerWord), "Must be, for now");
-
-    if (sizeof(Array<T>) >= bytes) {
-      return 0;
-    }
-
-    size_t left = bytes - sizeof(Array<T>);
-    assert(is_size_aligned(left, sizeof(T)), "Must be");
-
-    size_t elements = left / sizeof(T);
-    assert(elements <= (size_t)INT_MAX, "number of elements " SIZE_FORMAT "doesn't fit into an int.", elements);
-
-    int length = (int)elements;
-
-    assert((size_t)size(length) * BytesPerWord == bytes,
-           "Expected: " SIZE_FORMAT " got: " SIZE_FORMAT,
-           bytes, (size_t)size(length) * BytesPerWord);
-
-    return length;
-  }
-
-  explicit Array(int length) : _length(length) {
-    assert(length >= 0, "illegal length");
-  }
-
-  Array(int length, T init) : _length(length) {
-    assert(length >= 0, "illegal length");
-    for (int i = 0; i < length; i++) {
-      _data[i] = init;
-    }
-  }
-
- public:
-
-  // standard operations
-  int  length() const                 { return _length; }
-  T* data()                           { return _data; }
-  bool is_empty() const               { return length() == 0; }
-
-  int index_of(const T& x) const {
-    int i = length();
-    while (i-- > 0 && _data[i] != x) ;
-
-    return i;
-  }
-
-  // sort the array.
-  bool contains(const T& x) const      { return index_of(x) >= 0; }
-
-  T    at(int i) const                 { assert(i >= 0 && i< _length, "oob: 0 <= %d < %d", i, _length); return _data[i]; }
-  void at_put(const int i, const T& x) { assert(i >= 0 && i< _length, "oob: 0 <= %d < %d", i, _length); _data[i] = x; }
-  T*   adr_at(const int i)             { assert(i >= 0 && i< _length, "oob: 0 <= %d < %d", i, _length); return &_data[i]; }
-  int  find(const T& x)                { return index_of(x); }
-
-  T at_acquire(const int which)              { return OrderAccess::load_acquire(adr_at(which)); }
-  void release_at_put(int which, T contents) { OrderAccess::release_store(adr_at(which), contents); }
-
-  static int size(int length) {
-    return align_size_up(byte_sizeof(length), BytesPerWord) / BytesPerWord;
-  }
-
-  int size() {
-    return size(_length);
-  }
-
-  static int length_offset_in_bytes() { return (int) (offset_of(Array<T>, _length)); }
-  // Note, this offset don't have to be wordSize aligned.
-  static int base_offset_in_bytes() { return (int) (offset_of(Array<T>, _data)); };
-
-  // FIXME: How to handle this?
-  void print_value_on(outputStream* st) const {
-    st->print("Array<T>(" INTPTR_FORMAT ")", p2i(this));
-  }
-
-#ifndef PRODUCT
-  void print(outputStream* st) {
-     for (int i = 0; i< _length; i++) {
-       st->print_cr("%d: " INTPTR_FORMAT, i, (intptr_t)at(i));
-     }
-  }
-  void print() { print(tty); }
-#endif // PRODUCT
-};
-
-
-#endif // SHARE_VM_UTILITIES_ARRAY_HPP