--- /dev/null 2016-12-30 14:52:30.584485998 -0500 +++ new/src/jdk.aot/share/classes/jdk.tools.jaotc.binformat/src/jdk/tools/jaotc/binformat/macho/MachORelocTable.java 2017-02-08 13:42:07.247977214 -0500 @@ -0,0 +1,89 @@ +/* + * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ + +package jdk.tools.jaotc.binformat.macho; + +import java.util.ArrayList; +import java.nio.ByteBuffer; +import java.nio.ByteOrder; + +import jdk.tools.jaotc.binformat.macho.MachORelocEntry; +import jdk.tools.jaotc.binformat.macho.MachOTargetInfo; +import jdk.tools.jaotc.binformat.macho.MachO.reloc_info; +import jdk.tools.jaotc.binformat.macho.MachOByteBuffer; + +public class MachORelocTable { + ArrayList> relocEntries; + int fileOffset; + + public MachORelocTable(int numsects) { + relocEntries = new ArrayList>(numsects); + for (int i = 0; i < numsects; i++) + relocEntries.add(new ArrayList()); + } + + public void createRelocationEntry(int sectindex, + int offset, + int symno, + int pcrel, + int length, + int isextern, + int type) { + + MachORelocEntry entry = new MachORelocEntry(offset, + symno, + pcrel, + length, + isextern, + type); + relocEntries.get(sectindex).add(entry); + } + + public int getAlign() { + return (4); + } + + public int getNumRelocs(int section_index) { + return relocEntries.get(section_index).size(); + } + + // Return the relocation entries for a single section + // or null if no entries added to section + public byte [] getRelocData(int section_index) { + ArrayList entryList = relocEntries.get(section_index); + + if (entryList.size() == 0) + return null; + + ByteBuffer relocData = MachOByteBuffer.allocate(entryList.size() * reloc_info.totalsize); + + // Copy each entry to a single ByteBuffer + for (int i = 0; i < entryList.size(); i++) { + MachORelocEntry entry = entryList.get(i); + relocData.put(entry.getArray()); + } + + return (relocData.array()); + } +} +