src/hotspot/cpu/arm/icache_arm.hpp
author bchristi
Wed, 13 Dec 2017 11:43:57 -0800
changeset 48293 2fa0077c4fec
parent 47216 71c04702a3d5
child 53244 9807daeb47c4
permissions -rw-r--r--
8193460: Take tools/launcher/TestXcheckJNIWarnings.java back off the ProblemList Reviewed-by: mchung, psandoz

/*
 * Copyright (c) 2008, 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
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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#ifndef CPU_ARM_VM_ICACHE_ARM_HPP
#define CPU_ARM_VM_ICACHE_ARM_HPP

// Interface for updating the instruction cache.  Whenever the VM modifies
// code, part of the processor instruction cache potentially has to be flushed.

class ICache : public AbstractICache {
 public:
  enum {
    stub_size      = 32,                // Size of the icache flush stub in bytes
    line_size      = BytesPerWord,      // conservative
    log2_line_size = LogBytesPerWord    // log2(line_size)
  };
};

#endif // CPU_ARM_VM_ICACHE_ARM_HPP