sysdeps/unix/sysv/linux/sparc/bits/wordsize.h

   1 /* Determine the wordsize from the preprocessor defines.  */
   2
   3 #if defined __arch64__ || defined __sparcv9
   4 # define __WORDSIZE     64
   5 #else
   6 # define __WORDSIZE     32
   7 #endif
   8
   9 #if !defined __NO_LONG_DOUBLE_MATH && !defined __LONG_DOUBLE_MATH_OPTIONAL
  10
  11 # if __WORDSIZE == 32
  12 /* Signal that in 32bit ABI we didn't used to have a `long double'.
  13    The changes all the `long double' function variants to be redirects
  14    to the double functions.  */
  15 #  define __LONG_DOUBLE_MATH_OPTIONAL   1
  16 #  ifndef __LONG_DOUBLE_128__
  17 #   define __NO_LONG_DOUBLE_MATH        1
  18 #  endif
  19 # endif
  20 #endif