ISO/IEC INTERNATIONAL STANDARD 23360-8 First edition 2006-12-15 Linux Standard Base (LSB) core specification 3.1 - Part 8: Specification for S390X architecture Specifications 3.1relativesaunoyaudebasenormaliseLinux(LSB)- Partie8:SpécificationspourI'architectureS390x Reference number ISO/IEC23360-8:2006(E) IEC @ISO/IEC2006 ISO/IEC23360-8:2006(E) PDF disclaimer This PDF file may contain embedded typefaces. In accordance with Adobe's licensing policy, this file may be printed or viewed but shall not be edited unless the typefaces which are embedded are licensed to and installed on the computer performing the editing. In accepts no liability in this area. Adobe is a trademark of Adobe Systems Incorporated. Details of the software products used to create this PDF file can be found in the General Info relative to the file; the PDF-creation @ISO/IEC2006 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, ISO's member body in the country of the requester. ISO copyright office Case postale 56: CH-1211Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland ISO/IEC23360-8:2006(E) LinuxStandardBaseCoreSpecificationforS390x3.1 ISO/IEC 23360-8:2006(E) Copyright @ 2006 ISO/IEC This standard includes material that has been provided by the Free Standards Group under the GNU Free Documentation License Version 1.1 published by the Free Software Foundation. Portions of the text are copyrighted by the following parties: :TheRegents of the Universityof California FreeSoftwareFoundation .lan F.Darwin .Paul Vixie : BSDI (now Wind River) : Andrew G Morgan : Jean-loup Gailly and Mark Adler : Massachusetts Institute of Technology These excerpts are being used in accordance with their respective licenses. Linux is the registered trademark of Linus Torvalds in the U.S. and other countries. UNIX is a registered trademark of The Open Group. LSB is a trademark of the Free Standards Group in the United States and other countries. AMD is a trademark of Advanced Micro Devices, Inc. Intel and Itanium are registered trademarks and Intel386 is a trademark of Intel Corporation. PowerPC is a registered trademark and PowerPC Architecture is a trademark of the IBM Corporation. S/390 is a registered trademark of the IBM Corporation. OpenGL is a registered trademark of Silicon Graphics, Inc ili ISO/IEC23360-8:2006(E) Contents Foreword. vii Introduction riii I Introductory Elements.... 1 Scope. 1.1 General.... 1.2 Module Specific Scope.. 2References.. 2.1 Normative References... 2.2Informative References/Bibliography 3 Requirements ... . Relevant Libraries.. 3.2LSBImplementationConformance. 3.3LSBApplicationConformance. 4 Definitions ... 5Terminology. 10 6DocumentationConventions. 12 II Executable and Linking Format (ELF) 13 7 Introduction.. 14 8 Low Level System Information.. 15 8.1 Machine Interface.. 15 8.2Function Calling Sequence. 15 8.3OperatingSystem Interface. .16 8.4 Process Initialization... 8.5 Coding Examples.. 8.6Debug Information.. 9 Object Format... 9.1 Introduction.... 18 9.2 ELF Header... .18 9.3 Sections... 9.4 Symbol Table .. 19 9.5 Relocation.. 19 10Program Loading and Dynamic Linking 10.1 Introduction.. .20 10.2 Program Loading 10.3 Dynamic Linking.. .20 III Base Libraries.. 11 Libraries.. 22 11.1Program Interpreter/DynamicLinker .22 11.2 Interfaces for libc.... 22 11.3Data Definitions for libc .36 11.4 Interfaces for libm.. 11.5Data Definitions for libm.... 11.6 Interfaces for libpthread... .54 11.7Data Definitions forlibpthread ...56 11.8 Interfaces for libgcc_s 11.9DataDefinitionsforlibgcc. 11.10 InterfaceDefinitions forlibgcc 11.11 Interfaces for libdl 11.12DataDefinitionsforlibdl .65 11.13 Interfaces for libcrypt. IV Utility Libraries.. .66 12 Libraries. .67 ISO/IEC23360-8:2006(E) 12.1 Interfaces for libz... ..67 12.2Data Definitions for libz... ..67. 12..3 Interfaces for libncurses..... 12.4 Data D