1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/src/cpu/zero/vm/icache_zero.hpp Wed Apr 27 01:25:04 2016 +0800 1.3 @@ -0,0 +1,41 @@ 1.4 +/* 1.5 + * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. 1.6 + * Copyright 2007, 2009 Red Hat, Inc. 1.7 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 1.8 + * 1.9 + * This code is free software; you can redistribute it and/or modify it 1.10 + * under the terms of the GNU General Public License version 2 only, as 1.11 + * published by the Free Software Foundation. 1.12 + * 1.13 + * This code is distributed in the hope that it will be useful, but WITHOUT 1.14 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 1.15 + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 1.16 + * version 2 for more details (a copy is included in the LICENSE file that 1.17 + * accompanied this code). 1.18 + * 1.19 + * You should have received a copy of the GNU General Public License version 1.20 + * 2 along with this work; if not, write to the Free Software Foundation, 1.21 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 1.22 + * 1.23 + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 1.24 + * or visit www.oracle.com if you need additional information or have any 1.25 + * questions. 1.26 + * 1.27 + */ 1.28 + 1.29 +#ifndef CPU_ZERO_VM_ICACHE_ZERO_HPP 1.30 +#define CPU_ZERO_VM_ICACHE_ZERO_HPP 1.31 + 1.32 +// Interface for updating the instruction cache. Whenever the VM 1.33 +// modifies code, part of the processor instruction cache potentially 1.34 +// has to be flushed. This implementation is empty: Zero never deals 1.35 +// with code, and LLVM handles cache flushing for Shark. 1.36 + 1.37 +class ICache : public AbstractICache { 1.38 + public: 1.39 + static void initialize() {} 1.40 + static void invalidate_word(address addr) {} 1.41 + static void invalidate_range(address start, int nbytes) {} 1.42 +}; 1.43 + 1.44 +#endif // CPU_ZERO_VM_ICACHE_ZERO_HPP