src/hotspot/cpu/sparc/icache_sparc.hpp
author eosterlund
Mon, 26 Feb 2018 09:34:12 +0100
changeset 49164 7e958a8ebcd3
parent 47216 71c04702a3d5
child 53244 9807daeb47c4
permissions -rw-r--r--
8195142: Refactor out card table from CardTableModRefBS to flatten the BarrierSet hierarchy Reviewed-by: stefank, coleenp, kvn, ehelin
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/*
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 * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 *
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 */
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#ifndef CPU_SPARC_VM_ICACHE_SPARC_HPP
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#define CPU_SPARC_VM_ICACHE_SPARC_HPP
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// Interface for updating the instruction cache.  Whenever the VM modifies
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// code, part of the processor instruction cache potentially has to be flushed.
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class ICache : public AbstractICache {
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 public:
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  enum {
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    stub_size      = 160, // Size of the icache flush stub in bytes
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    line_size      = 8,   // flush instruction affects a dword
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    log2_line_size = 3    // log2(line_size)
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  };
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  // Use default implementation
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};
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#endif // CPU_SPARC_VM_ICACHE_SPARC_HPP