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 + 1);
      13    if (v == 0)
      14      *w = v;
      15    else
      16      *w = v + 2;
      17  }
      18  
      19  /* Expect assembly like:
      20  
      21  	cvtbl *8(%ap),%r0		# 34	[c=28]  *extendqisi2
      22  	incl %r0			# 35	[c=32]  *addsi3
      23  	ffs $0,$32,%r0,%r0		# 36	[c=4]  *ctzsi2
      24  	tstl %r0			# 37	[c=6]  *cmpsi_ccz/0
      25  	jeql .L2			# 38	[c=26]  *branch_ccz
      26  	addb2 $2,%r0			# 33	[c=32]  *addqi3
      27  .L2:
      28  
      29   */
      30  
      31  /* { dg-final { scan-rtl-dump-not "Splitting with gen_peephole2" "peephole2" } } */
      32  /* { dg-final { scan-assembler "\t(bit|cmpz?|tst). " } } */
      33  /* { dg-final { scan-assembler "cmpsi\[^ \]*_ccz(/\[0-9\]+)?\n" } } */
      34  /* { dg-final { scan-assembler "branch_ccz\n" } } */