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RealView Compiler Reference Guide

Preface

Introduction

Compiler Command-line Options

Language Extensions

Compiler-specific Features

Keywords and operators

__align

__alignof__

__ALIGNOF__

__asm

__forceinline

__global_reg

__inline

__int64

__INTADDR__

__irq

__packed

__pure

__smc

__softfp

__svc

__svc_indirect

__svc_indirect_r7

__value_in_regs

__weak

__writeonly

__declspec attributes

__declspec(dllexport)

__declspec(dllimport)

__declspec(noinline)

__declspec(noreturn)

__declspec(nothrow)

__declspec(notshared)

__declspec(thread)

Function attributes

__attribute__((alias))

__attribute__((always_inline))

__attribute__((const))

__attribute__((deprecated))

__attribute__((malloc))

__attribute__((noinline))

__attribute__((noreturn))

__attribute__((pure))

__attribute__((section))

__attribute__((unused))

__attribute__((used))

__attribute__((weak))

Type attributes

__attribute__((aligned))

__attribute((packed))

__attribute__((transparent_union))

Variable attributes

__attribute__((alias))

__attribute__((at(address)))

__attribute__((aligned))

__attribute__((deprecated))

__attribute__((packed))

__attribute__((section))

__attribute__((transparent_union))

__attribute__((unused))

__attribute__((used))

__attribute__((weak))

__attribute__((zero_init))

Pragmas

#pragma [no_]anon_unions

#pragma arm

#pragma arm section [section_sort_list]

#pragma diag_default tag[,tag,...]

#pragma diag_error tag[,tag,...]

#pragma diag_remark tag[,tag,...]

#pragma diag_suppress tag[,tag,...]

#pragma diag_warning tag[, tag, ...]

#pragma [no_]exceptions_unwind

#pragma hdrstop

#pragma import symbol_name

#pragma [no_]inline

#pragma no_pch

#pragma Onum

#pragma once

#pragma Ospace

#pragma Otime

#pragma pop

#pragma push

#pragma [no_]softfp_linkage

#pragma unroll [(n)]

#pragma unroll_completely

#pragma thumb

Instruction intrinsics

__breakpoint

__builtin_clz

__builtin_constant_p

__builtin_expect

__builtin_frame_address

__builtin_return_address

__builtin_popcount

__cdp

__clrex

__clz

__current_pc

__current_sp

__disable_fiq

__disable_irq

__enable_fiq

__enable_irq

__fabs

__fabsf

__force_stores

__ldrex

__ldrt

__memory_changed

__nop

__pld

__pli

__qadd

__qdbl

__qsub

__rbit

__rev

__return_address

__ror

__schedule_barrier

__semihost

__sev

__sqrt

__sqrtf

__ssat

__strex

__strt

__swp

__usat

__wfe

__wfi

__yield

ARMv6 SIMD intrinsics

ETSI basic operations

C55x intrinsics

Named register variables

Compiler predefines

Predefined macros

Function names

C and C++ Implementation Details

Via File Syntax

Standard C Implementation Definition

Standard C++ Implementation Definition

C and C++ Compiler Implementation Limits