1 /*
2 * Copyright (c) 2016, 2017, 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 package jdk.tools.jaotc;
25
26 import jdk.tools.jaotc.StubInformation;
27 import jdk.tools.jaotc.amd64.AMD64ELFMacroAssembler;
28
29 import jdk.vm.ci.amd64.AMD64;
30 import jdk.vm.ci.code.Architecture;
31 import jdk.vm.ci.code.TargetDescription;
32
33 public interface ELFMacroAssembler {
34
35 public static ELFMacroAssembler getELFMacroAssembler(TargetDescription target) {
36 Architecture architecture = target.arch;
37 if (architecture instanceof AMD64) {
38 return new AMD64ELFMacroAssembler(target);
39 } else {
40 throw new InternalError("Unsupported architecture " + architecture);
41 }
42 }
43
44 public int currentEndOfInstruction();
45
46 public byte[] getPLTJumpCode();
47
48 public byte[] getPLTStaticEntryCode(StubInformation stub);
49
50 public byte[] getPLTVirtualEntryCode(StubInformation stub);
51
52 }
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1 /*
2 * Copyright (c) 2016, 2018, 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 package jdk.tools.jaotc;
25
26 import jdk.tools.jaotc.StubInformation;
27 import jdk.tools.jaotc.amd64.AMD64ELFMacroAssembler;
28 import jdk.tools.jaotc.aarch64.AArch64ELFMacroAssembler;
29
30 import jdk.vm.ci.amd64.AMD64;
31 import jdk.vm.ci.aarch64.AArch64;
32 import jdk.vm.ci.code.Architecture;
33 import jdk.vm.ci.code.TargetDescription;
34
35 public interface ELFMacroAssembler {
36
37 public static ELFMacroAssembler getELFMacroAssembler(TargetDescription target) {
38 Architecture architecture = target.arch;
39 if (architecture instanceof AMD64) {
40 return new AMD64ELFMacroAssembler(target);
41 } else if (architecture instanceof AArch64) {
42 return new AArch64ELFMacroAssembler(target);
43 } else {
44 throw new InternalError("Unsupported architecture " + architecture);
45 }
46 }
47
48 public int currentEndOfInstruction();
49
50 public byte[] getPLTJumpCode();
51
52 public byte[] getPLTStaticEntryCode(StubInformation stub);
53
54 public byte[] getPLTVirtualEntryCode(StubInformation stub);
55
56 }
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