1 /*

     2  * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    20  * or visit www.oracle.com if you need additional information or have any

    21  * questions.

    22  *

    23  */

    24 

    25 #ifndef OS_CPU_LINUX_SPARC_VM_OS_LINUX_SPARC_HPP

    26 #define OS_CPU_LINUX_SPARC_VM_OS_LINUX_SPARC_HPP

    27 

    28   //

    29   // NOTE: we are back in class os here, not Linux

    30   //

    31   static jint  (*atomic_xchg_func)        (jint,  volatile jint*);

    32   static jint  (*atomic_cmpxchg_func)     (jint,  volatile jint*,  jint);

    33   static jlong (*atomic_cmpxchg_long_func)(jlong, volatile jlong*, jlong);

    34   static jint  (*atomic_add_func)         (jint,  volatile jint*);

    35 

    36   static jint  atomic_xchg_bootstrap        (jint,  volatile jint*);

    37   static jint  atomic_cmpxchg_bootstrap     (jint,  volatile jint*,  jint);

    38   static jlong atomic_cmpxchg_long_bootstrap(jlong, volatile jlong*, jlong);

    39   static jint  atomic_add_bootstrap         (jint,  volatile jint*);

    40 

    41   static void setup_fpu() {}

    42 

    43   static bool is_allocatable(size_t bytes);

    44 

    45   // Used to register dynamic code cache area with the OS

    46   // Note: Currently only used in 64 bit Windows implementations

    47   static bool register_code_area(char *low, char *high) { return true; }

    48 

    49 #endif // OS_CPU_LINUX_SPARC_VM_OS_LINUX_SPARC_HPP