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src/share/vm/memory/universe.inline.hpp@0bfd3fb24150 (annotated)
src/share/vm/memory/universe.inline.hpp
Tue, 13 Apr 2010 13:52:10 -0700
- author
- jmasa
- date
- Tue, 13 Apr 2010 13:52:10 -0700
- changeset 1822
- 0bfd3fb24150
- parent 435
- a61af66fc99e
- child 1907
- c18cbe5936b8
- permissions
- -rw-r--r--
6858496: Clear all SoftReferences before an out-of-memory due to GC overhead limit.
Summary: Ensure a full GC that clears SoftReferences before throwing an out-of-memory
Reviewed-by: ysr, jcoomes
| duke@435 | 1 | /* |
| duke@435 | 2 | * Copyright 1997-2003 Sun Microsystems, Inc. All Rights Reserved. |
| duke@435 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| duke@435 | 4 | * |
| duke@435 | 5 | * This code is free software; you can redistribute it and/or modify it |
| duke@435 | 6 | * under the terms of the GNU General Public License version 2 only, as |
| duke@435 | 7 | * published by the Free Software Foundation. |
| duke@435 | 8 | * |
| duke@435 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| duke@435 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| duke@435 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| duke@435 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
| duke@435 | 13 | * accompanied this code). |
| duke@435 | 14 | * |
| duke@435 | 15 | * You should have received a copy of the GNU General Public License version |
| duke@435 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
| duke@435 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| duke@435 | 18 | * |
| duke@435 | 19 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| duke@435 | 20 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| duke@435 | 21 | * have any questions. |
| duke@435 | 22 | * |
| duke@435 | 23 | */ |
| duke@435 | 24 | |
| duke@435 | 25 | // Check whether an element of a typeArrayOop with the given type must be |
| duke@435 | 26 | // aligned 0 mod 8. The typeArrayOop itself must be aligned at least this |
| duke@435 | 27 | // strongly. |
| duke@435 | 28 | |
| duke@435 | 29 | inline bool Universe::element_type_should_be_aligned(BasicType type) { |
| duke@435 | 30 | return type == T_DOUBLE || type == T_LONG; |
| duke@435 | 31 | } |
| duke@435 | 32 | |
| duke@435 | 33 | // Check whether an object field (static/non-static) of the given type must be aligned 0 mod 8. |
| duke@435 | 34 | |
| duke@435 | 35 | inline bool Universe::field_type_should_be_aligned(BasicType type) { |
| duke@435 | 36 | return type == T_DOUBLE || type == T_LONG; |
| duke@435 | 37 | } |
