diff options
Diffstat (limited to 'gcc/testsuite/gcc.target/nios2/bmx.c')
| -rw-r--r-- | gcc/testsuite/gcc.target/nios2/bmx.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/nios2/bmx.c b/gcc/testsuite/gcc.target/nios2/bmx.c new file mode 100644 index 00000000000..9daa6063572 --- /dev/null +++ b/gcc/testsuite/gcc.target/nios2/bmx.c @@ -0,0 +1,29 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -march=r2 -mbmx" } */ + +/* Test generation of Nios II R2 BMX instructions. */ + +struct s { + unsigned int pad1 : 3; + unsigned int bitfield : 20; + unsigned int intfield; +}; + +void f (struct s *a, struct s *b) +{ + a->bitfield = b->bitfield; +} + +void g (struct s *a, struct s *b) +{ + a->bitfield = b->intfield; +} + +void h (struct s *a, struct s *b) +{ + a->intfield = b->bitfield; +} + +/* { dg-final { scan-assembler "\tmerge\t.*, 22, 3" } } */ +/* { dg-final { scan-assembler "\tinsert\t.*, 22, 3" } } */ +/* { dg-final { scan-assembler "\textract\t.*, 22, 3" } } */ |