11  * by Oracle in the LICENSE file that accompanied this code.
12  *
13  * This code is distributed in the hope that it will be useful, but WITHOUT
14  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
15  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
16  * version 2 for more details (a copy is included in the LICENSE file that
17  * accompanied this code).
18  *
19  * You should have received a copy of the GNU General Public License version
20  * 2 along with this work; if not, write to the Free Software Foundation,
21  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
22  *
23  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
24  * or visit www.oracle.com if you need additional information or have any
25  * questions.
26  */
27 package jdk.internal.foreign.abi.aarch64.windows;
28 
29 import jdk.internal.foreign.abi.AbstractLinker;
30 import jdk.internal.foreign.abi.LinkerOptions;

31 import jdk.internal.foreign.abi.aarch64.CallArranger;
32 
33 import java.lang.foreign.FunctionDescriptor;


34 import java.lang.invoke.MethodHandle;
35 import java.lang.invoke.MethodType;
36 import java.nio.ByteOrder;

37 
38 /**
39  * ABI implementation for Windows/AArch64. Based on AAPCS with
40  * changes to va_list.
41  */
42 public final class WindowsAArch64Linker extends AbstractLinker {



43     private static WindowsAArch64Linker instance;
44 
45     public static WindowsAArch64Linker getInstance() {
46         if (instance == null) {
47             instance = new WindowsAArch64Linker();
48         }
49         return instance;
50     }
51 
52     @Override
53     protected MethodHandle arrangeDowncall(MethodType inferredMethodType, FunctionDescriptor function, LinkerOptions options) {
54         return CallArranger.WINDOWS.arrangeDowncall(inferredMethodType, function, options);
55     }
56 
57     @Override
58     protected UpcallStubFactory arrangeUpcall(MethodType targetType, FunctionDescriptor function, LinkerOptions options) {
59         return CallArranger.WINDOWS.arrangeUpcall(targetType, function, options);
60     }
61 
62     @Override
63     protected ByteOrder linkerByteOrder() {
64         return ByteOrder.LITTLE_ENDIAN;
65     }





66 }

11  * by Oracle in the LICENSE file that accompanied this code.
12  *
13  * This code is distributed in the hope that it will be useful, but WITHOUT
14  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
15  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
16  * version 2 for more details (a copy is included in the LICENSE file that
17  * accompanied this code).
18  *
19  * You should have received a copy of the GNU General Public License version
20  * 2 along with this work; if not, write to the Free Software Foundation,
21  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
22  *
23  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
24  * or visit www.oracle.com if you need additional information or have any
25  * questions.
26  */
27 package jdk.internal.foreign.abi.aarch64.windows;
28 
29 import jdk.internal.foreign.abi.AbstractLinker;
30 import jdk.internal.foreign.abi.LinkerOptions;
31 import jdk.internal.foreign.abi.SharedUtils;
32 import jdk.internal.foreign.abi.aarch64.CallArranger;
33 
34 import java.lang.foreign.FunctionDescriptor;
35 import java.lang.foreign.MemoryLayout;
36 import java.lang.foreign.ValueLayout;
37 import java.lang.invoke.MethodHandle;
38 import java.lang.invoke.MethodType;
39 import java.nio.ByteOrder;
40 import java.util.Map;
41 
42 /**
43  * ABI implementation for Windows/AArch64. Based on AAPCS with
44  * changes to va_list.
45  */
46 public final class WindowsAArch64Linker extends AbstractLinker {
47 
48     static final Map<String, MemoryLayout> CANONICAL_LAYOUTS =
49             SharedUtils.canonicalLayouts(ValueLayout.JAVA_INT, ValueLayout.JAVA_LONG, ValueLayout.JAVA_CHAR);
50     private static WindowsAArch64Linker instance;
51 
52     public static WindowsAArch64Linker getInstance() {
53         if (instance == null) {
54             instance = new WindowsAArch64Linker();
55         }
56         return instance;
57     }
58 
59     @Override
60     protected MethodHandle arrangeDowncall(MethodType inferredMethodType, FunctionDescriptor function, LinkerOptions options) {
61         return CallArranger.WINDOWS.arrangeDowncall(inferredMethodType, function, options);
62     }
63 
64     @Override
65     protected UpcallStubFactory arrangeUpcall(MethodType targetType, FunctionDescriptor function, LinkerOptions options) {
66         return CallArranger.WINDOWS.arrangeUpcall(targetType, function, options);
67     }
68 
69     @Override
70     protected ByteOrder linkerByteOrder() {
71         return ByteOrder.LITTLE_ENDIAN;
72     }
73 
74     @Override
75     public Map<String, MemoryLayout> canonicalLayouts() {
76         return CANONICAL_LAYOUTS;
77     }
78 }