crypto/arm_arch.h

   1 #ifndef __ARM_ARCH_H__
   2 # define __ARM_ARCH_H__
   3
   4 # if !defined(__ARM_ARCH__)
   5 #  if defined(__CC_ARM)
   6 #   define __ARM_ARCH__ __TARGET_ARCH_ARM
   7 #   if defined(__BIG_ENDIAN)
   8 #    define __ARMEB__
   9 #   else
  10 #    define __ARMEL__
  11 #   endif
  12 #  elif defined(__GNUC__)
  13 #   if   defined(__aarch64__)
  14 #    define __ARM_ARCH__ 8
  15 #    if __BYTE_ORDER__==__ORDER_BIG_ENDIAN__
  16 #     define __ARMEB__
  17 #    else
  18 #     define __ARMEL__
  19 #    endif
  20   /*
  21    * Why doesn't gcc define __ARM_ARCH__? Instead it defines
  22    * bunch of below macros. See all_architectires[] table in
  23    * gcc/config/arm/arm.c. On a side note it defines
  24    * __ARMEL__/__ARMEB__ for little-/big-endian.
  25    */
  26 #   elif defined(__ARM_ARCH)
  27 #    define __ARM_ARCH__ __ARM_ARCH
  28 #   elif defined(__ARM_ARCH_8A__)
  29 #    define __ARM_ARCH__ 8
  30 #   elif defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7A__)     || \
  31         defined(__ARM_ARCH_7R__)|| defined(__ARM_ARCH_7M__)     || \
  32         defined(__ARM_ARCH_7EM__)
  33 #    define __ARM_ARCH__ 7
  34 #   elif defined(__ARM_ARCH_6__) || defined(__ARM_ARCH_6J__)     || \
  35         defined(__ARM_ARCH_6K__)|| defined(__ARM_ARCH_6M__)     || \
  36         defined(__ARM_ARCH_6Z__)|| defined(__ARM_ARCH_6ZK__)    || \
  37         defined(__ARM_ARCH_6T2__)
  38 #    define __ARM_ARCH__ 6
  39 #   elif defined(__ARM_ARCH_5__) || defined(__ARM_ARCH_5T__)     || \
  40         defined(__ARM_ARCH_5E__)|| defined(__ARM_ARCH_5TE__)    || \
  41         defined(__ARM_ARCH_5TEJ__)
  42 #    define __ARM_ARCH__ 5
  43 #   elif defined(__ARM_ARCH_4__) || defined(__ARM_ARCH_4T__)
  44 #    define __ARM_ARCH__ 4
  45 #   else
  46 #    error "unsupported ARM architecture"
  47 #   endif
  48 #  endif
  49 # endif
  50
  51 # if !defined(__ARM_MAX_ARCH__)
  52 #  define __ARM_MAX_ARCH__ __ARM_ARCH__
  53 # endif
  54
  55 # if __ARM_MAX_ARCH__<__ARM_ARCH__
  56 #  error "__ARM_MAX_ARCH__ can't be less than __ARM_ARCH__"
  57 # elif __ARM_MAX_ARCH__!=__ARM_ARCH__
  58 #  if __ARM_ARCH__<7 && __ARM_MAX_ARCH__>=7 && defined(__ARMEB__)
  59 #   error "can't build universal big-endian binary"
  60 #  endif
  61 # endif
  62
  63 # if !__ASSEMBLER__
  64 extern unsigned int OPENSSL_armcap_P;
  65 # endif
  66
  67 # define ARMV7_NEON      (1<<0)
  68 # define ARMV7_TICK      (1<<1)
  69 # define ARMV8_AES       (1<<2)
  70 # define ARMV8_SHA1      (1<<3)
  71 # define ARMV8_SHA256    (1<<4)
  72 # define ARMV8_PMULL     (1<<5)
  73
  74 #endif