hotspot/src/os_cpu/solaris_x86/vm/os_solaris_x86.hpp
author sundar
Tue, 25 Jun 2013 17:31:19 +0530
changeset 18615 3f6e6adcbc1a
parent 13963 e5b53c306fb5
permissions -rw-r--r--
8015969: Needs to enforce and document that global "context" and "engine" can't be modified when running via jsr223 Reviewed-by: hannesw, jlaskey
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/*
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 * Copyright (c) 1999, 2012, 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 OS_CPU_SOLARIS_X86_VM_OS_SOLARIS_X86_HPP
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#define OS_CPU_SOLARIS_X86_VM_OS_SOLARIS_X86_HPP
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  //
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  // NOTE: we are back in class os here, not Solaris
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  //
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#ifdef AMD64
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  static void setup_fpu() {}
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#else
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  static jint  (*atomic_xchg_func)        (jint,  volatile jint*);
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  static jint  (*atomic_cmpxchg_func)     (jint,  volatile jint*,  jint);
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  static jlong (*atomic_cmpxchg_long_func)(jlong, volatile jlong*, jlong);
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  static jint  (*atomic_add_func)         (jint,  volatile jint*);
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  static jint  atomic_xchg_bootstrap        (jint,  volatile jint*);
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  static jint  atomic_cmpxchg_bootstrap     (jint,  volatile jint*,  jint);
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  static jlong atomic_cmpxchg_long_bootstrap(jlong, volatile jlong*, jlong);
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  static jint  atomic_add_bootstrap         (jint,  volatile jint*);
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  static void setup_fpu();
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#endif // AMD64
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  static bool supports_sse();
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  static jlong rdtsc();
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  static bool is_allocatable(size_t bytes);
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  // Used to register dynamic code cache area with the OS
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  // Note: Currently only used in 64 bit Windows implementations
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  static bool register_code_area(char *low, char *high) { return true; }
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#endif // OS_CPU_SOLARIS_X86_VM_OS_SOLARIS_X86_HPP