sysdeps/x86_64/multiarch/memmove.c

   1 #ifndef NOT_IN_libc
   2 #include "init-arch.h"
   3
   4 #define MEMMOVE __memmove_sse2
   5 #ifdef SHARED
   6 # undef libc_hidden_builtin_def
   7 # define libc_hidden_builtin_def(name) \
   8   __hidden_ver1 (__memmove_sse2, __GI_memmove, __memmove_sse2);
   9 #endif
  10 #endif
  11
  12 #include "string/memmove.c"
  13
  14 #ifndef NOT_IN_libc
  15 extern __typeof (__memmove_sse2) __memmove_sse2 attribute_hidden;
  16 extern __typeof (__memmove_sse2) __memmove_ssse3 attribute_hidden;
  17 extern __typeof (__memmove_sse2) __memmove_ssse3_back attribute_hidden;
  18
  19 libc_ifunc (memmove,
  20             HAS_SSSE3
  21             ? (HAS_FAST_COPY_BACKWARD
  22                ? __memmove_ssse3_back : __memmove_ssse3)
  23             : __memmove_sse2);
  24 #endif