1 /*

     2  * Copyright (c) 2001, 2014, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    20  * or visit www.oracle.com if you need additional information or have any

    21  * questions.

    22  *

    23  */

    24 

    25 #ifndef SHARE_VM_GC_IMPLEMENTATION_G1_HEAPREGIONSEQ_INLINE_HPP

    26 #define SHARE_VM_GC_IMPLEMENTATION_G1_HEAPREGIONSEQ_INLINE_HPP

    27 

    28 #include "gc_implementation/g1/heapRegion.hpp"

    29 #include "gc_implementation/g1/heapRegionSeq.hpp"

    30 #include "gc_implementation/g1/heapRegionSet.inline.hpp"

    31 

    32 inline HeapRegion* HeapRegionSeq::addr_to_region(HeapWord* addr) const {

    33   assert(addr < heap_end(),

    34         err_msg("addr: "PTR_FORMAT" end: "PTR_FORMAT, p2i(addr), p2i(heap_end())));

    35   assert(addr >= heap_bottom(),

    36         err_msg("addr: "PTR_FORMAT" bottom: "PTR_FORMAT, p2i(addr), p2i(heap_bottom())));

    37 

    38   HeapRegion* hr = _regions.get_by_address(addr);

    39   return hr;

    40 }

    41 

    42 inline HeapRegion* HeapRegionSeq::at(uint index) const {

    43   assert(is_available(index), "pre-condition");

    44   HeapRegion* hr = _regions.get_by_index(index);

    45   assert(hr != NULL, "sanity");

    46   assert(hr->hrs_index() == index, "sanity");

    47   return hr;

    48 }

    49 

    50 inline void HeapRegionSeq::insert_into_free_list(HeapRegion* hr) {

    51   _free_list.add_ordered(hr);

    52 }

    53 

    54 inline void HeapRegionSeq::allocate_free_regions_starting_at(uint first, uint num_regions) {

    55   _free_list.remove_starting_at(at(first), num_regions);

    56 }

    57 

    58 #endif // SHARE_VM_GC_IMPLEMENTATION_G1_HEAPREGIONSEQ_INLINE_HPP