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

   1 // Copyright (c) 2011, Google Inc.
   2 // All rights reserved.
   3 //
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   9 // notice, this list of conditions and the following disclaimer.
  10 //     * Redistributions in binary form must reproduce the above
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  12 // in the documentation and/or other materials provided with the
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  18 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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  21 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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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_8A__)
  39 # define ARMV8 1
  40 #endif
  41
  42 #if defined(ARMV8) || \
  43     defined(__ARM_ARCH_7__) || \
  44     defined(__ARM_ARCH_7R__) || \
  45     defined(__ARM_ARCH_7A__)
  46 # define ARMV7 1
  47 #endif
  48
  49 #if defined(ARMV7) || \
  50     defined(__ARM_ARCH_6__) || \
  51     defined(__ARM_ARCH_6J__) || \
  52     defined(__ARM_ARCH_6K__) || \
  53     defined(__ARM_ARCH_6Z__) || \
  54     defined(__ARM_ARCH_6T2__) || \
  55     defined(__ARM_ARCH_6ZK__)
  56 # define ARMV6 1
  57 #endif
  58
  59 #if defined(ARMV6) || \
  60     defined(__ARM_ARCH_5T__) || \
  61     defined(__ARM_ARCH_5E__) || \
  62     defined(__ARM_ARCH_5TE__) || \
  63     defined(__ARM_ARCH_5TEJ__)
  64 # define ARMV5 1
  65 #endif
  66
  67 #if defined(ARMV5) || \
  68     defined(__ARM_ARCH_4__) || \
  69     defined(__ARM_ARCH_4T__)
  70 # define ARMV4 1
  71 #endif
  72
  73 #if defined(ARMV4) || \
  74     defined(__ARM_ARCH_3__) || \
  75     defined(__ARM_ARCH_3M__)
  76 # define ARMV3 1
  77 #endif
  78
  79 #if defined(ARMV3) || \
  80     defined(__ARM_ARCH_2__)
  81 # define ARMV2 1
  82 #endif
  83
  84 #endif  // ARM_INSTRUCTION_SET_SELECT_H_