third_party/tcmalloc/chromium/src/base/arm_instruction_set_select.h

   1 // Copyright (c) 2011, Google Inc.
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  10 //     * Redistributions in binary form must reproduce the above
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  29 //
  30 // Author: Alexander Levitskiy
  31 //
  32 // Generalizes the plethora of ARM flavors available to an easier to manage set
  33 // Defs reference is at https://wiki.edubuntu.org/ARM/Thumb2PortingHowto
  34
  35 #ifndef ARM_INSTRUCTION_SET_SELECT_H_
  36 #define ARM_INSTRUCTION_SET_SELECT_H_
  37
  38 #if defined(__ARM_ARCH_7__) || \
  39     defined(__ARM_ARCH_7R__) || \
  40     defined(__ARM_ARCH_7A__)
  41 # define ARMV7 1
  42 #endif
  43
  44 #if defined(ARMV7) || \
  45     defined(__ARM_ARCH_6__) || \
  46     defined(__ARM_ARCH_6J__) || \
  47     defined(__ARM_ARCH_6K__) || \
  48     defined(__ARM_ARCH_6Z__) || \
  49     defined(__ARM_ARCH_6T2__) || \
  50     defined(__ARM_ARCH_6ZK__)
  51 # define ARMV6 1
  52 #endif
  53
  54 #if defined(ARMV6) || \
  55     defined(__ARM_ARCH_5T__) || \
  56     defined(__ARM_ARCH_5E__) || \
  57     defined(__ARM_ARCH_5TE__) || \
  58     defined(__ARM_ARCH_5TEJ__)
  59 # define ARMV5 1
  60 #endif
  61
  62 #if defined(ARMV5) || \
  63     defined(__ARM_ARCH_4__) || \
  64     defined(__ARM_ARCH_4T__)
  65 # define ARMV4 1
  66 #endif
  67
  68 #if defined(ARMV4) || \
  69     defined(__ARM_ARCH_3__) || \
  70     defined(__ARM_ARCH_3M__)
  71 # define ARMV3 1
  72 #endif
  73
  74 #if defined(ARMV3) || \
  75     defined(__ARM_ARCH_2__)
  76 # define ARMV2 1
  77 #endif
  78
  79 #endif  // ARM_INSTRUCTION_SET_SELECT_H_