gcc/testsuite/gcc.target/i386/movbe-4.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2" } */
   3
   4 #pragma GCC target ("movbe")
   5
   6 extern int x;
   7
   8 void
   9 foo (int i)
  10 {
  11   x = __builtin_bswap32 (i);
  12 }
  13
  14 int
  15 bar ()
  16 {
  17   return __builtin_bswap32 (x);
  18 }
  19
  20 /* { dg-final { scan-assembler-times "movbe\[ \t\]" 2 } } */