diff options
Diffstat (limited to 'pkg/lang/vm/mem/ptr.go')
| -rw-r--r-- | pkg/lang/vm/mem/ptr.go | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/pkg/lang/vm/mem/ptr.go b/pkg/lang/vm/mem/ptr.go index 5e3bf3d..f6e3e64 100644 --- a/pkg/lang/vm/mem/ptr.go +++ b/pkg/lang/vm/mem/ptr.go @@ -4,7 +4,15 @@ import "strconv" type Ptr uint64 +const ( + NullPtr Ptr = 0 +) + func (p Ptr) String() string { val := strconv.FormatUint(uint64(p), 10) return "@" + val } + +func (p Ptr) IsNull() bool { + return p == NullPtr +} |