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RealView Compilation Tools Compiler Reference Guide Copyright © 2007, 2010 ARM Limited. All rights reserved. Release Information The following changes have been made to this book. Change History Date Issue Confidentiality Change March 2007 A Non-confidential Release 3.1 for RVDS v3.1 April 2010 A Non-confidential Documentation update for Release 3.1 for RVDS v3.1 Proprietary Notice Words and logos marked with ® or are registered trademarks or trademarks owned by ARM Limited. Other brands and names mentioned herein may be the trademarks of their respective owners. Neither the whole nor any part of the information contained in, or the product described in, this document may be adapted or reproduced in any material form except with the prior written permission of the copyright holder. The product described in this document is subject to continuous developments and improvements. All particulars of the product and its use contained in this document are given by ARM in good faith. However, all warranties implied or expressed, including but not limited to implied warranties of merchantability, or fitness for purpose, are excluded. This document is intended only to assist the reader in the use of the product. ARM Limited shall not be liable for any loss or damage arising from the use of any information in this document, or any error or omission in such information, or any incorrect use of the product. Where the term ARM is used it means “ARM or any of its subsidiaries as appropriate”. Confidentiality Status This document is Non-Confidential. The right to use, copy and disclose this document may be subject to license restrictions in accordance with the terms of the agreement entered into by ARM and the party that ARM delivered this document to. Product Status The information in this document is final, that is for a developed product. Web Address http://www.arm.com ii Copyright © 2007, 2010 ARM Limited. All rights reserved. ARM DUI 0348A Non-Confidential
Contents RealView Compilation Tools Compiler Reference Guide Preface About this book .............................................................................................. vi Feedback ....................................................................................................... x Chapter 1 Chapter 2 Chapter 3 Introduction 1.1 About the ARM compiler ............................................................................. 1-2 1.2 Source language modes ............................................................................. 1-3 1.3 Language extensions and language compliance ........................................ 1-5 1.4 The C and C++ libraries .............................................................................. 1-8 Compiler Command-line Options 2.1 Command-line options ................................................................................ 2-2 Language Extensions 3.1 Preprocessor extensions ............................................................................ 3-2 3.2 C99 language features available in C90 ..................................................... 3-5 3.3 C99 language features available in C++ and C90 ...................................... 3-7 3.4 Standard C language extensions .............................................................. 3-10 3.5 Standard C++ language extensions .......................................................... 3-15 3.6 Standard C and standard C++ language extensions ................................ 3-19 ARM DUI 0348A Copyright © 2007, 2010 ARM Limited. All rights reserved. iii Non-Confidential
Page 1: ® RealView Compilation Tools Versi
Page 5 and 6: Preface This preface introduces the
Page 7 and 8: Preface Appendix A Via File Syntax
Page 9 and 10: Preface • ARM datasheet or techni
Page 11 and 12: Chapter 1 Introduction This chapter
Page 13 and 14: Introduction 1.2 Source language mo
Page 15 and 16: Introduction 1.3 Language extension
Page 17 and 18: Introduction • Compiling a C sour
Page 19 and 20: Chapter 2 Compiler Command-line Opt
Page 21 and 22: Compiler Command-line Options 2.1.2
Page 23 and 24: Compiler Command-line Options Defau
Page 25 and 26: Compiler Command-line Options Note
Page 27 and 28: Compiler Command-line Options Table
Page 29 and 30: Compiler Command-line Options int m
Page 31 and 32: Compiler Command-line Options See a
Page 33 and 34: Compiler Command-line Options • -
Page 35 and 36: Compiler Command-line Options • T
Page 37 and 38: Compiler Command-line Options Where
Page 41 and 42: Compiler Command-line Options Mode
Page 45 and 46: Compiler Command-line Options • #
Page 47 and 48: Compiler Command-line Options Synta
Page 49 and 50: Compiler Command-line Options 2.1.3
Page 51 and 52: Compiler Command-line Options See a
Page 53 and 54:
Compiler Command-line Options 2.1.4
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Compiler Command-line Options When
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Compiler Command-line Options Examp
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Compiler Command-line Options A num
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Compiler Command-line Options softv
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Compiler Command-line Options If --
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Compiler Command-line Options • I
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Compiler Command-line Options See a
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Compiler Command-line Options • -
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Compiler Command-line Options N #if
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Compiler Command-line Options • -
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Compiler Command-line Options Defau
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Compiler Command-line Options 1 Res
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Page 89 and 90:
Compiler Command-line Options Restr
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Compiler Command-line Options • #
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Compiler Command-line Options Synta
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Compiler Command-line Options Note
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Compiler Command-line Options Restr
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Compiler Command-line Options Note
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Compiler Command-line Options • S
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Page 105 and 106:
Compiler Command-line Options See a
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Compiler Command-line Options --no_
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Page 111 and 112:
Compiler Command-line Options --apc
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Compiler Command-line Options Selec
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Chapter 3 Language Extensions This
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Language Extensions 3.1.2 #include_
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Language Extensions 3.2 C99 languag
Page 121 and 122:
Language Extensions 3.3 C99 languag
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Language Extensions Example void co
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Language Extensions static int y =
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Language Extensions 3.4.4 Dollar si
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Language Extensions 3.5 Standard C+
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Language Extensions Example 3-2 Lin
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Language Extensions 3.6 Standard C
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Language Extensions 3.6.4 Assembler
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Language Extensions 3.6.12 Structur
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Language Extensions 3.7 GNU languag
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Language Extensions 3.7.5 Character
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Language Extensions 3.7.10 Inline T
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Language Extensions Example int bar
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Chapter 4 Compiler-specific Feature
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Compiler-specific Features Usage __
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Compiler-specific Features Example
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Compiler-specific Features 4.1.6 __
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Page 157 and 158:
Compiler-specific Features 4.1.11 _
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Compiler-specific Features short x;
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Compiler-specific Features Where: s
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Compiler-specific Features typedef
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Compiler-specific Features • 0-25
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Compiler-specific Features Usage Fu
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Page 171 and 172:
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Compiler-specific Features }; __dec
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Compiler-specific Features 4.3 Func
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Compiler-specific Features The comp
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Compiler-specific Features Note Thi
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Compiler-specific Features In the f
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Compiler-specific Features 4.4 Type
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Compiler-specific Features void cal
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Compiler-specific Features replaced
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Compiler-specific Features Note Thi
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Page 193 and 194:
Page 195 and 196:
Compiler-specific Features 4.6 Prag
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Compiler-specific Features • Temp
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Compiler-specific Features Syntax #
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Compiler-specific Features #pragma
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Compiler-specific Features • __at
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Compiler-specific Features 4.6.20 #
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Compiler-specific Features If the i
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Compiler-specific Features 4.7 Inst
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Page 213 and 214:
Page 215 and 216:
Compiler-specific Features Where: c
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Compiler-specific Features Return v
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Compiler-specific Features See also
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Compiler-specific Features Syntax v
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Compiler-specific Features Where: p
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Page 227 and 228:
Compiler-specific Features Where: v
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Compiler-specific Features Note The
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Page 233 and 234:
Compiler-specific Features • BKPT
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Compiler-specific Features sat must
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Page 239 and 240:
Page 241 and 242:
Page 243 and 244:
Compiler-specific Features unsigned
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Compiler-specific Features int32_t
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Page 249 and 250:
Compiler-specific Features 4.8 Comp
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Compiler-specific Features Table 4-
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Compiler-specific Features Table 4-
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Chapter 5 C and C++ Implementation
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C and C++ Implementation Details th
Page 259 and 260:
C and C++ Implementation Details Se
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C and C++ Implementation Details Po
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C and C++ Implementation Details
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C and C++ Implementation Details st
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C and C++ Implementation Details 5.
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C and C++ Implementation Details No
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C and C++ Implementation Details na
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C and C++ Implementation Details 5.
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Appendix A Via File Syntax This app
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Via File Syntax A.2 Syntax Via file
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Appendix B Standard C Implementatio
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Standard C Implementation Definitio
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Page 285 and 286:
Page 287 and 288:
Page 289 and 290:
Appendix C Standard C++ Implementat
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Standard C++ Implementation Definit
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Standard C++ Implementation Definit
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Appendix D C and C++ Compiler Imple
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C and C++ Compiler Implementation L
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C and C++ Compiler Implementation L
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Appendix E Using NEON Support This
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Using NEON Support E.2 Vector data
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Using NEON Support • Vector satur
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Using NEON Support Vector add high
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Using NEON Support Vector saturatin
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Using NEON Support uint64x1_t vqsub
Page 313 and 314:
Using NEON Support uint32x2_t vcle_
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Using NEON Support uint16x4_t vabd_
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Using NEON Support Long pairwise ad
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Using NEON Support int16x8_t vqshlq
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Using NEON Support uint8x8_t vrshr_
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Using NEON Support Vector signed->u
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Using NEON Support uint8x16_t vld1q
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Using NEON Support int64x1_t vld1_l
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Using NEON Support // VST1.16 {d0[0
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Using NEON Support // VLD3.32 {d0,
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Using NEON Support // VLD3.16 {d0[]
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Using NEON Support // VLD3.32 {d0[0
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Using NEON Support void vst2_u64(__
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Using NEON Support void vst2q_lane_
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Using NEON Support float32_t vget_l
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Using NEON Support uint8x16_t vdupq
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Using NEON Support uint16x4_t vget_
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Using NEON Support E.3.25 Operation
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Using NEON Support int16x8_t vmulq_
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Using NEON Support Vector widening
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Using NEON Support Absolute: Vd[i]
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Using NEON Support uint8x8_t vmvn_u
Page 357 and 358:
Using NEON Support int16x8_t vornq_
Page 359 and 360:
Using NEON Support uint32x4x2_t vuz
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