About this book

The ARM® Compiler armclang Reference Guide provides user information for the ARM compiler, armclang. armclang is an optimizing C and C++ compiler that compiles Standard C and Standard C++ source code into machine code for ARM architecture-based processors.

Using this book

This book is organized into the following chapters:
Chapter 1 Compiler Command-line Options

This chapter summarizes the supported options used with armclang.

Chapter 2 Compiler-specific Keywords and Operators

Summarizes the compiler-specific keywords and operators that are extensions to the C and C++ Standards.

Chapter 3 Compiler-specific Function, Variable, and Type Attributes

Summarizes the compiler-specific function, variable, and type attributes that are extensions to the C and C++ Standards.

Chapter 4 Compiler-specific Pragmas

Summarizes the ARM® compiler-specific pragmas that are extensions to the C and C++ Standards.

Chapter 5 Other Compiler-specific Features

Summarizes compiler-specific features that are extensions to the C and C++ Standards, such as predefined macros.

Glossary

The ARM Glossary is a list of terms used in ARM documentation, together with definitions for those terms. The ARM Glossary does not contain terms that are industry standard unless the ARM meaning differs from the generally accepted meaning.
See the ARM Glossary for more information.

Typographic conventions

italic
Introduces special terminology, denotes cross-references, and citations.
bold
Highlights interface elements, such as menu names. Denotes signal names. Also used for terms in descriptive lists, where appropriate.
monospace
Denotes text that you can enter at the keyboard, such as commands, file and program names, and source code.
monospace
Denotes a permitted abbreviation for a command or option. You can enter the underlined text instead of the full command or option name.
monospace italic
Denotes arguments to monospace text where the argument is to be replaced by a specific value.
monospace bold
Denotes language keywords when used outside example code.
<and>
Encloses replaceable terms for assembler syntax where they appear in code or code fragments. For example:
MRC p15, 0, <Rd>, <CRn>, <CRm>, <Opcode_2>
SMALL CAPITALS
Used in body text for a few terms that have specific technical meanings, that are defined in the ARM glossary. For example, IMPLEMENTATION DEFINED, IMPLEMENTATION SPECIFIC, UNKNOWN, and UNPREDICTABLE.

Feedback

Feedback on this product
If you have any comments or suggestions about this product, contact your supplier and give:
  • The product name.
  • The product revision or version.
  • An explanation with as much information as you can provide. Include symptoms and diagnostic procedures if appropriate.
Feedback on content
If you have comments on content then send an e-mail to errata@arm.com. Give:
  • The title ARM® Compiler armclang Reference Guide.
  • The number ARM DUI0774E.
  • If applicable, the page number(s) to which your comments refer.
  • A concise explanation of your comments.
ARM also welcomes general suggestions for additions and improvements.

Note

ARM tests the PDF only in Adobe Acrobat and Acrobat Reader, and cannot guarantee the quality of the represented document when used with any other PDF reader.
Non-ConfidentialPDF file icon PDF versionARM DUI0774E
Copyright © 2014-2016 ARM. All rights reserved.