Exception Handling ABI for the ARM Architecture
Exception Handling ABI for the ARM Architecture
Exception Handling ABI for the ARM Architecture
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<strong>Exception</strong> handling <strong>ABI</strong> <strong>for</strong> <strong>the</strong> <strong>ARM</strong> architecture<br />
Contents<br />
1 ABOUT THIS DOCUMENT 5<br />
1.1 Change control 5<br />
1.1.1 Current status and anticipated changes 5<br />
1.1.2 Change history 5<br />
1.2 References 5<br />
1.3 Terms and abbreviations 6<br />
1.4 Your licence to use this specification 6<br />
1.5 Acknowledgements 7<br />
2 INTRODUCTION AND SCOPE 8<br />
3 DESIGN PRINCIPLES 9<br />
3.1 The execution-environment model 9<br />
3.1.1 The linker must match <strong>the</strong> run-time support code 10<br />
3.2 The ELF model 10<br />
3.2.1 Relocatable ELF 10<br />
3.2.2 Executable ELF 10<br />
3.2.3 Principles of usage 10<br />
4 THE TOP-LEVEL EXCEPTION HANDLING ARCHITECTURE 11<br />
4.1 Overview <strong>for</strong> executables, shared objects, and DLLs 11<br />
4.2 The binary searched index table 11<br />
4.3 The exception-handling table 11<br />
4.4 The object producer interface 12<br />
4.4.1 Sections 12<br />
4.4.2 Relocations 12<br />
4.5 Tool chain quality of implementation issues 13<br />
4.6 Functional encapsulation 13<br />
4.7 Restriction on implementation 13<br />
5 INDEX TABLE ENTRIES 15<br />
6 EXCEPTION-HANDLING TABLE ENTRIES 16<br />
6.1 Overview 16<br />
<strong>ARM</strong> IHI 0038A Copyright © 2002-2005, 2007 <strong>ARM</strong> Limited. All rights reserved. Page 2 of 50
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