1 /* { dg-do compile } */
2 /* { dg-options "-fdump-rtl-cmpelim -dp" } */
3 /* { dg-skip-if "code quality test" { *-*-* } { "-O0" } { "" } } */
4
5 typedef unsigned int __attribute__ ((mode (SI))) int_t;
6 typedef unsigned int __attribute__ ((mode (QI))) short_t;
7
8 void
9 eq_truncsiqi (short_t *w, int_t *x, int y)
10 {
11 short_t v;
12
13 v = x[y];
14 if (v == 0)
15 *w = v;
16 else
17 *w = v + 2;
18 }
19
20 /* Expect assembly like:
21
22 movl 12(%ap),%r0 # 33 [c=16] *movsi_2
23 cvtlb *8(%ap)[%r0],%r0 # 34 [c=28] *truncsiqi2_ccz
24 jeql .L2 # 36 [c=26] *branch_ccz
25 addb2 $2,%r0 # 32 [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 "truncsiqi\[^ \]*_ccz(/\[0-9\]+)?\n" } } */
33 /* { dg-final { scan-assembler "branch_ccz\n" } } */