gcc/testsuite/gcc.target/arm/pr46631.c

   1 /* { dg-options "-mthumb -Os" } */
   2 /* { dg-require-effective-target arm_thumb2_ok } */
   3 /* { dg-final { scan-assembler "ands" } } */
   4
   5 struct S {
   6       int bi_buf;
   7       int bi_valid;
   8 };
   9
  10 int tz (struct S* p, int bits, int value)
  11 {
  12      if (p == 0) return 1;
  13       p->bi_valid = bits;
  14       p->bi_buf = value & ((1 << bits) - 1);
  15       return 0;
  16 }