be/src/gutil/arm_instruction_set_select.h

// Copyright 2011 Google Inc.
// All Rights Reserved.
//
//
// Generalizes the plethora of ARM flavors available to an easier to manage set
// Defs reference is at https://wiki.edubuntu.org/ARM/Thumb2PortingHowto

#ifndef ARM_INSTRUCTION_SET_SELECT_H_
#define ARM_INSTRUCTION_SET_SELECT_H_

#if defined(__ARM_ARCH_7__) || \
    defined(__ARM_ARCH_7R__) || \
    defined(__ARM_ARCH_7A__)
# define ARMV7 1
#endif

#if defined(ARMV7) || \
    defined(__ARM_ARCH_6__) || \
    defined(__ARM_ARCH_6J__) || \
    defined(__ARM_ARCH_6K__) || \
    defined(__ARM_ARCH_6Z__) || \
    defined(__ARM_ARCH_6T2__) || \
    defined(__ARM_ARCH_6ZK__)
# define ARMV6 1
#endif

#if defined(ARMV6) || \
    defined(__ARM_ARCH_5T__) || \
    defined(__ARM_ARCH_5E__) || \
    defined(__ARM_ARCH_5TE__) || \
    defined(__ARM_ARCH_5TEJ__)
# define ARMV5 1
#endif

#if defined(ARMV5) || \
    defined(__ARM_ARCH_4__) || \
    defined(__ARM_ARCH_4T__)
# define ARMV4 1
#endif

#if defined(ARMV4) || \
    defined(__ARM_ARCH_3__) || \
    defined(__ARM_ARCH_3M__)
# define ARMV3 1
#endif

#if defined(ARMV3) || \
    defined(__ARM_ARCH_2__)
# define ARMV2 1
#endif

#endif  // ARM_INSTRUCTION_SET_SELECT_H_