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comparison src/share/vm/gc_interface/collectedHeap.cpp @ 1833:8b10f48633dc

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6984287: Regularize how GC parallel workers are specified. Summary: Associate number of GC workers with the workgang as opposed to the task. Reviewed-by: johnc, ysr
author jmasa
date Mon, 20 Sep 2010 14:38:38 -0700
parents e9ff18c4ace7
children f95d63e2154a
comparison
equal deleted inserted replaced
1781:97fbf5beff7b 1833:8b10f48633dc
1 /* 1 /*
2 * Copyright (c) 2001, 2009, Oracle and/or its affiliates. All rights reserved. 2 * Copyright (c) 2001, 2010, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 * 4 *
5 * This code is free software; you can redistribute it and/or modify it 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 6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. 7 * published by the Free Software Foundation.
32 32
33 size_t CollectedHeap::_filler_array_max_size = 0; 33 size_t CollectedHeap::_filler_array_max_size = 0;
34 34
35 // Memory state functions. 35 // Memory state functions.
36 36
37 CollectedHeap::CollectedHeap() 37
38 CollectedHeap::CollectedHeap() : _n_par_threads(0)
39
38 { 40 {
39 const size_t max_len = size_t(arrayOopDesc::max_array_length(T_INT)); 41 const size_t max_len = size_t(arrayOopDesc::max_array_length(T_INT));
40 const size_t elements_per_word = HeapWordSize / sizeof(jint); 42 const size_t elements_per_word = HeapWordSize / sizeof(jint);
41 _filler_array_max_size = align_object_size(filler_array_hdr_size() + 43 _filler_array_max_size = align_object_size(filler_array_hdr_size() +
42 max_len * elements_per_word); 44 max_len * elements_per_word);