1  /* { dg-do compile } */
       2  /* { dg-options "-fdump-rtl-peephole2 -dp" } */
       3  /* { dg-skip-if "code quality test" { *-*-* } { "-O0" "-O1" } { "" } } */
       4  
       5  typedef int __attribute__ ((mode (QI))) int_t;
       6  
       7  void
       8  eq_ctzqi (int_t *w, int_t *x)
       9  {
      10    int_t v;
      11  
      12    v = __builtin_ctz (*x);
      13    if (*x == 0)
      14      *w = v;
      15    else
      16      *w = v + 2;
      17  }
      18  
      19  /* Expect assembly like:
      20  
      21  	movb *8(%ap),%r1		# 34	[c=24]  *movqi
      22  	ffs $0,$8,%r1,%r0		# 49	[c=4]  *ctzqi2_ccz
      23  	jeql .L3			# 38	[c=26]  *branch_ccz
      24  	addb2 $2,%r0			# 33	[c=32]  *addqi3
      25  .L3:
      26  
      27   */
      28  
      29  /* { dg-final { scan-rtl-dump-times "Splitting with gen_peephole2" 2 "peephole2" } } */
      30  /* { dg-final { scan-assembler-not "\t(bit|cmpz?|tst). " } } */
      31  /* { dg-final { scan-assembler "ctzqi\[^ \]*_ccz(/\[0-9\]+)?\n" } } */
      32  /* { dg-final { scan-assembler "branch_ccz\n" } } */