1 /* { dg-do compile } */
2 /* { dg-options "-O2 -march=r2 -mbmx" } */
3
4 /* Test generation of Nios II R2 BMX instructions. */
5
6 struct s {
7 unsigned int pad1 : 3;
8 unsigned int bitfield : 20;
9 unsigned int intfield;
10 };
11
f(struct s * a,struct s * b)12 void f (struct s *a, struct s *b)
13 {
14 a->bitfield = b->bitfield;
15 }
16
g(struct s * a,struct s * b)17 void g (struct s *a, struct s *b)
18 {
19 a->bitfield = b->intfield;
20 }
21
h(struct s * a,struct s * b)22 void h (struct s *a, struct s *b)
23 {
24 a->intfield = b->bitfield;
25 }
26
27 /* { dg-final { scan-assembler "\tmerge\t.*, 22, 3" } } */
28 /* { dg-final { scan-assembler "\tinsert\t.*, 22, 3" } } */
29 /* { dg-final { scan-assembler "\textract\t.*, 22, 3" } } */
30