gcc/testsuite/gcc.target/arm/thumb-ifcvt-2.c

   1 /* Check that Thumb 16-bit shifts by immediate can be if-converted.  */
   2 /* { dg-do compile } */
   3 /* { dg-require-effective-target arm_thumb2_ok } */
   4 /* { dg-options "-O2 -mthumb" } */
   5
   6 int
   7 foo (int a, int b)
   8 {
   9   if (a != b)
  10       a = a << 1;
  11   else
  12       a = a >> 1;
  13
  14   return a + b;
  15 }
  16
  17 /* { dg-final { scan-assembler "lslne" } } */
  18 /* { dg-final { scan-assembler "asreq" } } */