gcc/testsuite/gcc.target/i386/shift_mask.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2" } */
   3
   4 int test_sal (int a, int c)
   5 {
   6   return a << (c & 0x1f);
   7 }
   8
   9 int test_sar (int a, int c)
  10 {
  11   return a >> (c & 0x1f);
  12 }
  13
  14 unsigned int test_shr (unsigned int a, int c)
  15 {
  16   return a >> (c & 0x1f);
  17 }
  18
  19 unsigned int test_rol (unsigned int a, int c)
  20 {
  21   int z = c & 0x1f;
  22   return (a << z) | (a >> (32 - z));
  23 }
  24
  25 unsigned int test_ror (unsigned int a, int c)
  26 {
  27   int z = c & 0x1f;
  28   return (a >> z) | (a << (32 - z));
  29 }
  30
  31 /* { dg-final { scan-assembler-not "and" } } */