1 /* { dg-do compile } */
2 /* { dg-options "-fdump-rtl-cmpelim -dp" } */
3 /* { dg-skip-if "code quality test" { *-*-* } { "-O0" "-O1" } { "" } } */
4
5 typedef unsigned int __attribute__ ((mode (QI))) int_t;
6
7 void
leu_subqi(int_t * w,int_t * x,int_t * y)8 leu_subqi (int_t *w, int_t *x, int_t *y)
9 {
10 int_t v;
11
12 v = *x - *y;
13 if (*x <= *y)
14 *w = v;
15 else
16 *w = v + 2;
17 }
18
19 /* Expect assembly like:
20
21 movb *8(%ap),%r2 # 28 [c=24] *movqi
22 movb *12(%ap),%r1 # 29 [c=24] *movqi
23 subb3 %r1,%r2,%r0 # 30 [c=32] *subqi3_cc/1
24 jlequ .L2 # 32 [c=26] *branch_cc
25 addb2 $2,%r0 # 27 [c=32] *addqi3
26 .L2:
27
28 */
29
30 /* { dg-final { scan-rtl-dump-times "deleting insn with uid" 1 "cmpelim" } } */
31 /* { dg-final { scan-assembler-not "\t(bit|cmpz?|tst). " } } */
32 /* { dg-final { scan-assembler "subqi\[^ \]*_cc(/\[0-9\]+)?\n" } } */
33 /* { dg-final { scan-assembler "branch_cc\n" } } */
34