diff options
author | Son Ho | 2021-11-23 09:14:32 +0100 |
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committer | Son Ho | 2021-11-23 09:14:32 +0100 |
commit | 1e8ebc7897422bab7efc639e26edbbcc9e5fff38 (patch) | |
tree | c91275d8c92a77cb4b864608381164ae53582fdc /src | |
parent | 01c932290477381c55745801e2545bed759ad77b (diff) |
Implement write_place
Diffstat (limited to 'src')
-rw-r--r-- | src/Interpreter.ml | 49 |
1 files changed, 6 insertions, 43 deletions
diff --git a/src/Interpreter.ml b/src/Interpreter.ml index 3dbb5020..f63354ac 100644 --- a/src/Interpreter.ml +++ b/src/Interpreter.ml @@ -687,61 +687,24 @@ let rec write_projection (config : config) (new_value : typed_value) | _, (Concrete _ | Adt _ | Tuple _ | Bottom | Assumed _ | Borrow _) -> unreachable __LOC__) -(* -(** Update the value at the end of a projection *) -let rec write_projection (config : config) (nv : typed_value) (p : projection) - (v : typed_value) : typed_value path_access_result = - match p with - | [] -> Success v - | pe :: p' -> ( - match (pe, v.value) with - | _, Concrete _ | _, Bottom -> Failed - | _, Symbolic _ -> ( - match config.mode with - | ConcreteMode -> unreachable __LOC__ - | SymbolicMode -> - (* Expand the symbolic value *) - (* TODO *) - unimplemented __LOC__) - | DerefBox, Assumed (Box bv) -> ( - match write_projection config p' bv with - | Success bv' -> - Success - { v with value = Assumed (Box (write_projection config p' bv)) } - | res -> res) - | Deref, Borrow bc -> ( - match bc with - | SharedBorrow _ -> Failed - | MutBorrow (bid, bv) -> ( - match write_projection config p' bv with - | Success bv' -> Success (Borrow (MutBorrow (bid, bv'))) - | res -> res) - | InactivatedMutBorrow bid -> InactivatedMutBorrow bid) - | _, Loan lc -> ( - match lc with - | SharedLoan (bids, _) -> SharedLoan bids - | MutLoan bid -> MutLoan bid) - | _ -> unreachable __LOC__) - (** Update the value at the end of a place *) -let write_place (config : config) (p : place) (env0 : env) : +let write_place (config : config) (nv : typed_value) (p : place) (env0 : env) : env path_access_result = let rec write_in_env env : env path_access_result = match env with | [] -> unreachable __LOC__ | Var (vid, v) :: env' -> ( if vid = p.var_id then - match write_projection config access p.projection v with - | Success nv -> Var (vid, nv) :: env' - | res -> res + match write_projection config nv p.projection v with + | Ok nv -> Ok (Var (vid, nv) :: env') + | Error res -> Error res else match write_in_env env' with - | Success env'' -> Success (Var (vid v) :: env'') + | Ok env'' -> Ok (Var (vid, v) :: env'') | res -> res) | Abs abs :: env' -> ( match write_in_env env' with - | Success env'' -> Success (Abs abs :: env'') + | Ok env'' -> Ok (Abs abs :: env'') | res -> res) in write_in_env env0 - *) |