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 lt_andqi (int_t *w, int_t *x, int_t *y)
9 {
10 int_t v;
11
12 v = *x & *y;
13 if (v < 0)
14 *w = 1;
15 else
16 *w = 2;
17 }
18
19 /* Expect assembly like:
20
21 bitb *8(%ap),*12(%ap) # 68 [c=50] *bitqi_ccn
22 jlss .L6 # 58 [c=26] *branch_ccn
23 movb $2,%r0 # 53 [c=4] *movqi
24 movb %r0,*4(%ap) # 52 [c=4] *movqi
25 ret # 64 [c=0] return
26 .L6:
27
28 */
29
30 /* { dg-final { scan-rtl-dump-times "Splitting with gen_peephole2" 1 "peephole2" } } */
31 /* { dg-final { scan-assembler-not "\t(cmpz?|tst). " } } */
32 /* { dg-final { scan-assembler "bitqi\[^ \]*_ccn(/\[0-9\]+)?\n" } } */
33 /* { dg-final { scan-assembler "branch_ccn\n" } } */