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7014874: Incorrect COOPs modes on solaris-{sparcv9,amd64} with ParallelGC

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Align old gen size down to keep specified heap size.

Reviewed-by: ysr
This commit is contained in:
Vladimir Kozlov 2011-02-08 16:12:16 -08:00
parent b9633d42b4
commit 287139e5a5
1 changed files with 6 additions and 3 deletions
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9
hotspot/src/share/vm/gc_implementation/parallelScavenge/parallelScavengeHeap.cpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2001, 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2001, 2011, 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
@ -112,9 +112,12 @@ jint ParallelScavengeHeap::initialize() {
yg_cur_size = MAX2(yg_cur_size, yg_min_size);
og_min_size = align_size_up(og_min_size, og_align);
og_max_size = align_size_up(og_max_size, og_align);
// Align old gen size down to preserve specified heap size.
assert(og_align == yg_align, "sanity");
og_max_size = align_size_down(og_max_size, og_align);
og_max_size = MAX2(og_max_size, og_min_size);
size_t og_cur_size =
align_size_up(_collector_policy->old_gen_size(), og_align);
align_size_down(_collector_policy->old_gen_size(), og_align);
og_cur_size = MAX2(og_cur_size, og_min_size);
pg_min_size = align_size_up(pg_min_size, pg_align);