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src/hotspot/os_cpu/linux_aarch64/os_linux_aarch64.hpp

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13  * version 2 for more details (a copy is included in the LICENSE file that
14  * accompanied this code).
15  *
16  * You should have received a copy of the GNU General Public License version
17  * 2 along with this work; if not, write to the Free Software Foundation,
18  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
19  *
20  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
21  * or visit www.oracle.com if you need additional information or have any
22  * questions.
23  *
24  */
25 
26 #ifndef OS_CPU_LINUX_AARCH64_OS_LINUX_AARCH64_HPP
27 #define OS_CPU_LINUX_AARCH64_OS_LINUX_AARCH64_HPP
28 
29   static void setup_fpu();
30 
31   static bool is_allocatable(size_t bytes);
32 
33   // Used to register dynamic code cache area with the OS
34   // Note: Currently only used in 64 bit Windows implementations
35   static bool register_code_area(char *low, char *high) { return true; }
36 
37   // Atomically copy 64 bits of data
38   static void atomic_copy64(const volatile void *src, volatile void *dst) {
39     *(jlong *) dst = *(const jlong *) src;
40   }
41 
42 #endif // OS_CPU_LINUX_AARCH64_OS_LINUX_AARCH64_HPP

13  * version 2 for more details (a copy is included in the LICENSE file that
14  * accompanied this code).
15  *
16  * You should have received a copy of the GNU General Public License version
17  * 2 along with this work; if not, write to the Free Software Foundation,
18  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
19  *
20  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
21  * or visit www.oracle.com if you need additional information or have any
22  * questions.
23  *
24  */
25 
26 #ifndef OS_CPU_LINUX_AARCH64_OS_LINUX_AARCH64_HPP
27 #define OS_CPU_LINUX_AARCH64_OS_LINUX_AARCH64_HPP
28 
29   static void setup_fpu();
30 
31   static bool is_allocatable(size_t bytes);
32 




33   // Atomically copy 64 bits of data
34   static void atomic_copy64(const volatile void *src, volatile void *dst) {
35     *(jlong *) dst = *(const jlong *) src;
36   }
37 
38 #endif // OS_CPU_LINUX_AARCH64_OS_LINUX_AARCH64_HPP
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