1/*
2 * Copyright (c) 2016, 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
24package jdk.tools.jaotc;
25
26import jdk.tools.jaotc.CompiledMethodInfo.StubInformation;
27import jdk.tools.jaotc.amd64.AMD64ELFMacroAssembler;
28
29import jdk.vm.ci.amd64.AMD64;
30import jdk.vm.ci.code.Architecture;
31import jdk.vm.ci.code.TargetDescription;
32
33public 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}
53