gcc/testsuite/gcc.target/i386/movbe-1.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -mmovbe" } */
   3
   4 extern int x;
   5
   6 void
   7 foo (int i)
   8 {
   9   x = __builtin_bswap32 (i);
  10 }
  11
  12 int
  13 bar ()
  14 {
  15   return __builtin_bswap32 (x);
  16 }
  17
  18 /* { dg-final { scan-assembler-times "movbe\[ \t\]" 2 } } */