diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/Interpreter.ml | 59 | ||||
| -rw-r--r-- | src/Synthesis.ml | 3 | ||||
| -rw-r--r-- | src/Values.ml | 3 |
3 files changed, 50 insertions, 15 deletions
diff --git a/src/Interpreter.ml b/src/Interpreter.ml index ed5c52d3..2192c491 100644 --- a/src/Interpreter.ml +++ b/src/Interpreter.ml @@ -442,6 +442,11 @@ let symbolic_expansion_non_borrow_to_value (sv : V.symbolic_value) in { V.value; V.ty } +let apply_proj_borrows_in_context (check_symbolic_no_ended : bool) + (ctx : C.eval_ctx) (regions : T.RegionId.set_t) (v : V.typed_value) + (ty : T.rty) : C.eval_ctx * V.typed_avalue = + raise Unimplemented + (** Convert a symbolic expansion to a value. If the expansion is a mutable reference expansion, it converts it to a borrow. @@ -4201,23 +4206,55 @@ and eval_local_function_call_symbolic (config : C.config) (ctx : C.eval_ctx) let inst_sg = Subst.substitute_signature asubst rsubst tsubst sg in (* Generate a fresh symbolic value for the result *) let res_sv_ty = inst_sg.A.output in - let ctx, res_sv = + let ctx, res_spc = mk_fresh_symbolic_proj_comp T.RegionId.Set.empty res_sv_ty ctx in - (* Generate the abstractions from the region groups *) - let generate_abs (ctx : C.eval_ctx) (rg : A.abs_region_group) : - C.eval_ctx * V.abs = - raise Unimplemented + let res_value = mk_typed_value_from_proj_comp res_spc in + let res_av = V.ASymbolic (V.AProjLoans res_spc.V.svalue) in + let res_av : V.typed_avalue = + { V.value = res_av; V.ty = res_spc.V.svalue.V.sv_ty } in - let ctx, abs = - List.fold_left_map generate_abs ctx inst_sg.A.regions_hierarchy + (* Evaluate the input operands *) + let ctx, args = eval_operands config ctx args in + assert (List.length args = def.A.arg_count); + let args_with_rtypes = List.combine args rtype_params in + (* Generate the abstractions from the region groups and add them to the context *) + let gen_abs (ctx : C.eval_ctx) (rg : A.abs_region_group) : C.eval_ctx = + let abs_id = rg.A.id in + let parents = + List.fold_left + (fun s pid -> V.AbstractionId.Set.add pid s) + V.AbstractionId.Set.empty rg.A.parents + in + let regions = + List.fold_left + (fun s rid -> T.RegionId.Set.add rid s) + T.RegionId.Set.empty rg.A.regions + in + (* Project over the input values *) + let check_symbolic_no_ended = true in + let ctx, args_projs = + List.fold_left_map + (fun ctx (arg, arg_rty) -> + apply_proj_borrows_in_context check_symbolic_no_ended ctx regions arg + arg_rty) + ctx args_with_rtypes + in + (* Group the input and output values *) + let avalues = List.append args_projs [ res_av ] in + (* Create the abstraction *) + let abs = { V.abs_id; parents; regions; avalues } in + (* Insert the abstraction in the context *) + let ctx = { ctx with env = Abs abs :: ctx.env } in + (* Return *) + ctx in - (* Add the abstractions to the context *) - let abs = List.rev (List.map (fun abs -> C.Abs abs) abs) in - let ctx = { ctx with C.env = List.append abs ctx.C.env } in + let ctx = List.fold_left gen_abs ctx inst_sg.A.regions_hierarchy in + (* Move the return value to its destination *) + let ctx = assign_to_place config ctx res_value dest in (* Synthesis *) S.synthesize_local_function_call fid region_params type_params args dest - res_sv.V.svalue; + res_spc.V.svalue; (* Return *) ctx diff --git a/src/Synthesis.ml b/src/Synthesis.ml index f317a5f9..60c387d2 100644 --- a/src/Synthesis.ml +++ b/src/Synthesis.ml @@ -70,5 +70,6 @@ let synthesize_non_local_function_call (fid : A.assumed_fun_id) let synthesize_local_function_call (fid : A.FunDefId.id) (region_params : T.erased_region list) (type_params : T.ety list) - (args : E.operand list) (dest : E.place) (res : V.symbolic_value) : unit = + (args : V.typed_value list) (dest : E.place) (res : V.symbolic_value) : unit + = () diff --git a/src/Values.ml b/src/Values.ml index 001c0347..ae9eb127 100644 --- a/src/Values.ml +++ b/src/Values.ml @@ -542,9 +542,6 @@ and typed_avalue = { value : avalue; ty : rty } type abs = { abs_id : (AbstractionId.id[@opaque]); parents : (AbstractionId.set_t[@opaque]); (** The parent abstractions *) - acc_regions : (RegionId.set_t[@opaque]); - (** Union of the regions owned by the (transitive) parent abstractions and - by the current abstraction. TODO: why do we need those? *) regions : (RegionId.set_t[@opaque]); (** Regions owned by this abstraction *) avalues : typed_avalue list; (** The values in this abstraction *) } |