Mercurial > jdk8-mips64-public > hotspot / file comparison
comparison: src/cpu/zero/vm/icache_zero.hpp
src/cpu/zero/vm/icache_zero.hpp
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| 1 /* | |
| 2 * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. | |
| 3 * Copyright 2007, 2009 Red Hat, Inc. | |
| 4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| 5 * | |
| 6 * This code is free software; you can redistribute it and/or modify it | |
| 7 * under the terms of the GNU General Public License version 2 only, as | |
| 8 * published by the Free Software Foundation. | |
| 9 * | |
| 10 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 13 * version 2 for more details (a copy is included in the LICENSE file that | |
| 14 * accompanied this code). | |
| 15 * | |
| 16 * You should have received a copy of the GNU General Public License version | |
| 17 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 19 * | |
| 20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| 21 * or visit www.oracle.com if you need additional information or have any | |
| 22 * questions. | |
| 23 * | |
| 24 */ | |
| 25 | |
| 26 #ifndef CPU_ZERO_VM_ICACHE_ZERO_HPP | |
| 27 #define CPU_ZERO_VM_ICACHE_ZERO_HPP | |
| 28 | |
| 29 // Interface for updating the instruction cache. Whenever the VM | |
| 30 // modifies code, part of the processor instruction cache potentially | |
| 31 // has to be flushed. This implementation is empty: Zero never deals | |
| 32 // with code, and LLVM handles cache flushing for Shark. | |
| 33 | |
| 34 class ICache : public AbstractICache { | |
| 35 public: | |
| 36 static void initialize() {} | |
| 37 static void invalidate_word(address addr) {} | |
| 38 static void invalidate_range(address start, int nbytes) {} | |
| 39 }; | |
| 40 | |
| 41 #endif // CPU_ZERO_VM_ICACHE_ZERO_HPP |
