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-rw-r--r--lib/hipe/cerl/erl_types.erl150
1 files changed, 13 insertions, 137 deletions
diff --git a/lib/hipe/cerl/erl_types.erl b/lib/hipe/cerl/erl_types.erl
index 67661130a5..ba55cb0aba 100644
--- a/lib/hipe/cerl/erl_types.erl
+++ b/lib/hipe/cerl/erl_types.erl
@@ -40,7 +40,6 @@
any_none_or_unit/1,
lookup_record/3,
max/2,
- module_builtin_opaques/1,
min/2,
number_max/1, number_max/2,
number_min/1, number_min/2,
@@ -188,7 +187,6 @@
t_subtract_list/2,
t_sup/1,
t_sup/2,
- t_tid/0,
t_timeout/0,
t_to_string/1,
t_to_string/2,
@@ -464,16 +462,6 @@ has_opaque_subtype(T) ->
t_opaque_structure(?opaque(Elements)) ->
t_sup([Struct || #opaque{struct = Struct} <- ordsets:to_list(Elements)]).
--spec t_opaque_modules(erl_type()) -> [module()].
-
-t_opaque_modules(?opaque(Elements)) ->
- case ordsets:size(Elements) of
- 1 ->
- [#opaque{mod = Mod}] = set_to_list(Elements),
- [Mod];
- _ -> throw({error, "Unexpected multiple opaque types"})
- end.
-
-spec t_contains_opaque(erl_type()) -> boolean().
t_contains_opaque(Type) ->
@@ -787,11 +775,6 @@ t_struct_from_opaque(Type, _Opaques) -> Type.
list_struct_from_opaque(Types, Opaques) ->
[t_struct_from_opaque(Type, Opaques) || Type <- Types].
--spec module_builtin_opaques(module()) -> [erl_type()].
-
-module_builtin_opaques(Module) ->
- [O || O <- all_opaque_builtins(), lists:member(Module, t_opaque_modules(O))].
-
%%-----------------------------------------------------------------------------
%% Remote types: these types are used for preprocessing;
%% they should never reach the analysis stage.
@@ -1972,82 +1955,6 @@ t_parameterized_module() ->
t_timeout() ->
t_sup(t_non_neg_integer(), t_atom('infinity')).
-%%-----------------------------------------------------------------------------
-%% Some built-in opaque types
-%%
-
--spec t_array() -> erl_type().
-
-t_array() ->
- t_opaque(array, array, [t_any()],
- t_tuple([t_atom('array'),
- t_sup([t_atom('undefined'), t_non_neg_integer()]),
- t_sup([t_atom('undefined'), t_non_neg_integer()]),
- t_any(),
- t_any()])).
-
--spec t_dict() -> erl_type().
-
-t_dict() ->
- t_opaque(dict, dict, [t_any(), t_any()],
- t_tuple([t_atom('dict'),
- t_sup([t_atom('undefined'), t_non_neg_integer()]),
- t_sup([t_atom('undefined'), t_non_neg_integer()]),
- t_sup([t_atom('undefined'), t_non_neg_integer()]),
- t_sup([t_atom('undefined'), t_non_neg_integer()]),
- t_sup([t_atom('undefined'), t_non_neg_integer()]),
- t_sup([t_atom('undefined'), t_non_neg_integer()]),
- t_sup([t_atom('undefined'), t_tuple()]),
- t_sup([t_atom('undefined'), t_tuple()])])).
-
--spec t_digraph() -> erl_type().
-
-t_digraph() ->
- t_opaque(digraph, digraph, [],
- t_tuple([t_atom('digraph'),
- t_sup(t_atom(), t_tid()),
- t_sup(t_atom(), t_tid()),
- t_sup(t_atom(), t_tid()),
- t_boolean()])).
-
--spec t_gb_set() -> erl_type().
-
-t_gb_set() ->
- t_opaque(gb_sets, gb_set, [],
- t_tuple([t_non_neg_integer(), t_sup(t_atom('nil'), t_tuple(3))])).
-
--spec t_gb_tree() -> erl_type().
-
-t_gb_tree() ->
- t_opaque(gb_trees, gb_tree, [],
- t_tuple([t_non_neg_integer(), t_sup(t_atom('nil'), t_tuple(4))])).
-
--spec t_queue() -> erl_type().
-
-t_queue() ->
- t_opaque(queue, queue, [t_any()], t_tuple([t_list(), t_list()])).
-
--spec t_set() -> erl_type().
-
-t_set() ->
- t_opaque(sets, set, [t_any()],
- t_tuple([t_atom('set'), t_non_neg_integer(), t_non_neg_integer(),
- t_pos_integer(), t_non_neg_integer(), t_non_neg_integer(),
- t_non_neg_integer(),
- t_sup([t_atom('undefined'), t_tuple()]),
- t_sup([t_atom('undefined'), t_tuple()])])).
-
--spec t_tid() -> erl_type().
-
-t_tid() ->
- t_opaque(ets, tid, [], t_integer()).
-
--spec all_opaque_builtins() -> [erl_type(),...].
-
-all_opaque_builtins() ->
- [t_array(), t_dict(), t_digraph(), t_gb_set(),
- t_gb_tree(), t_queue(), t_set(), t_tid()].
-
%%------------------------------------
%% ?none is allowed in products. A product of size 1 is not a product.
@@ -3302,8 +3209,8 @@ is_opaque_type2(#opaque{mod = Mod1, name = Name1, args = Args1}, Opaques) ->
is_type_name(Mod, Name, Args1, Mod, Name, Args2) ->
length(Args1) =:= length(Args2);
-is_type_name(Mod1, Name1, Args1, Mod2, Name2, Args2) ->
- is_same_type_name2(Mod1, Name1, Args1, Mod2, Name2, Args2).
+is_type_name(_Mod1, _Name1, _Args1, _Mod2, _Name2, _Args2) ->
+ false.
%% Two functions since t_unify is not symmetric.
unify_tuple_set_and_tuple1(?tuple_set([{Arity, List}]),
@@ -4141,15 +4048,7 @@ opaque_name(Mod, Name, Extra) ->
flat_format("~s(~s)", [S, Extra]).
mod_name(Mod, Name) ->
- case is_obsolete_opaque_builtin(Mod, Name) of
- true -> flat_format("~w", [Name]);
- false -> flat_format("~w:~w", [Mod, Name])
- end.
-
-is_obsolete_opaque_builtin(digraph, digraph) -> true;
-is_obsolete_opaque_builtin(gb_sets, gb_set) -> true;
-is_obsolete_opaque_builtin(gb_trees, gb_tree) -> true;
-is_obsolete_opaque_builtin(_, _) -> false.
+ flat_format("~w:~w", [Mod, Name]).
%%=============================================================================
%%
@@ -4214,8 +4113,6 @@ t_from_form({type, _L, any, []}, _TypeNames, _RecDict, _VarDict) ->
{t_any(), []};
t_from_form({type, _L, arity, []}, _TypeNames, _RecDict, _VarDict) ->
{t_arity(), []};
-t_from_form({type, _L, array, []}, TypeNames, RecDict, VarDict) ->
- builtin_type(array, t_array(), TypeNames, RecDict, VarDict);
t_from_form({type, _L, atom, []}, _TypeNames, _RecDict, _VarDict) ->
{t_atom(), []};
t_from_form({type, _L, binary, []}, _TypeNames, _RecDict, _VarDict) ->
@@ -4237,10 +4134,6 @@ t_from_form({type, _L, byte, []}, _TypeNames, _RecDict, _VarDict) ->
{t_byte(), []};
t_from_form({type, _L, char, []}, _TypeNames, _RecDict, _VarDict) ->
{t_char(), []};
-t_from_form({type, _L, dict, []}, TypeNames, RecDict, VarDict) ->
- builtin_type(dict, t_dict(), TypeNames, RecDict, VarDict);
-t_from_form({type, _L, digraph, []}, TypeNames, RecDict, VarDict) ->
- builtin_type(digraph, t_digraph(), TypeNames, RecDict, VarDict);
t_from_form({type, _L, float, []}, _TypeNames, _RecDict, _VarDict) ->
{t_float(), []};
t_from_form({type, _L, function, []}, _TypeNames, _RecDict, _VarDict) ->
@@ -4256,10 +4149,6 @@ t_from_form({type, _L, 'fun', [{type, _, product, Domain}, Range]},
{L, R1} = list_from_form(Domain, TypeNames, RecDict, VarDict),
{T, R2} = t_from_form(Range, TypeNames, RecDict, VarDict),
{t_fun(L, T), R1 ++ R2};
-t_from_form({type, _L, gb_set, []}, TypeNames, RecDict, VarDict) ->
- builtin_type(gb_set, t_gb_set(), TypeNames, RecDict, VarDict);
-t_from_form({type, _L, gb_tree, []}, TypeNames, RecDict, VarDict) ->
- builtin_type(gb_tree, t_gb_tree(), TypeNames, RecDict, VarDict);
t_from_form({type, _L, identifier, []}, _TypeNames, _RecDict, _VarDict) ->
{t_identifier(), []};
t_from_form({type, _L, integer, []}, _TypeNames, _RecDict, _VarDict) ->
@@ -4332,8 +4221,6 @@ t_from_form({type, _L, maybe_improper_list, [Content, Termination]},
t_from_form({type, _L, product, Elements}, TypeNames, RecDict, VarDict) ->
{L, R} = list_from_form(Elements, TypeNames, RecDict, VarDict),
{t_product(L), R};
-t_from_form({type, _L, queue, []}, TypeNames, RecDict, VarDict) ->
- builtin_type(queue, t_queue(), TypeNames, RecDict, VarDict);
t_from_form({type, _L, range, [From, To]} = Type,
_TypeNames, _RecDict, _VarDict) ->
case {erl_eval:partial_eval(From), erl_eval:partial_eval(To)} of
@@ -4345,14 +4232,10 @@ t_from_form({type, _L, record, [Name|Fields]}, TypeNames, RecDict, VarDict) ->
record_from_form(Name, Fields, TypeNames, RecDict, VarDict);
t_from_form({type, _L, reference, []}, _TypeNames, _RecDict, _VarDict) ->
{t_reference(), []};
-t_from_form({type, _L, set, []}, TypeNames, RecDict, VarDict) ->
- builtin_type(set, t_set(), TypeNames, RecDict, VarDict);
t_from_form({type, _L, string, []}, _TypeNames, _RecDict, _VarDict) ->
{t_string(), []};
t_from_form({type, _L, term, []}, _TypeNames, _RecDict, _VarDict) ->
{t_any(), []};
-t_from_form({type, _L, tid, []}, TypeNames, RecDict, VarDict) ->
- builtin_type(tid, t_tid(), TypeNames, RecDict, VarDict);
t_from_form({type, _L, timeout, []}, _TypeNames, _RecDict, _VarDict) ->
{t_timeout(), []};
t_from_form({type, _L, tuple, any}, _TypeNames, _RecDict, _VarDict) ->
@@ -4363,7 +4246,10 @@ t_from_form({type, _L, tuple, Args}, TypeNames, RecDict, VarDict) ->
t_from_form({type, _L, union, Args}, TypeNames, RecDict, VarDict) ->
{L, R} = list_from_form(Args, TypeNames, RecDict, VarDict),
{t_sup(L), R};
+t_from_form({user_type, _L, Name, Args}, TypeNames, RecDict, VarDict) ->
+ type_from_form(Name, Args, TypeNames, RecDict, VarDict);
t_from_form({type, _L, Name, Args}, TypeNames, RecDict, VarDict) ->
+ %% Compatibility: modules compiled before Erlang/OTP 18.0.
type_from_form(Name, Args, TypeNames, RecDict, VarDict);
t_from_form({opaque, _L, Name, {Mod, Args, Rep}}, _TypeNames,
_RecDict, _VarDict) ->
@@ -4607,9 +4493,12 @@ t_form_to_string({type, _L, Name, []} = T) ->
try t_to_string(t_from_form(T))
catch throw:{error, _} -> atom_to_string(Name) ++ "()"
end;
-t_form_to_string({type, _L, Name, List}) ->
+t_form_to_string({user_type, _L, Name, List}) ->
flat_format("~w(~s)",
- [Name, string:join(t_form_to_string_list(List), ",")]).
+ [Name, string:join(t_form_to_string_list(List), ",")]);
+t_form_to_string({type, L, Name, List}) ->
+ %% Compatibility: modules compiled before Erlang/OTP 18.0.
+ t_form_to_string({user_type, L, Name, List}).
t_form_to_string_list(List) ->
t_form_to_string_list(List, []).
@@ -4722,27 +4611,14 @@ do_opaque(Type, _Opaques, Pred) ->
is_same_type_name(ModNameArgs, ModNameArgs) -> true;
is_same_type_name({Mod, Name, Args1}, {Mod, Name, Args2}) ->
all_any(Args1) orelse all_any(Args2);
-is_same_type_name({Mod1, Name1, Args1}, {Mod2, Name2, Args2}) ->
- is_same_type_name2(Mod1, Name1, Args1, Mod2, Name2, Args2).
+is_same_type_name(_ModNameArgs1, _ModNameArgs2) ->
+ false.
all_any([]) -> true;
all_any([T|L]) ->
t_is_any(T) andalso all_any(L);
all_any(_) -> false.
-%% Compatibility. In Erlang/OTP 17 the pre-defined opaque types
-%% digraph() and so on can be used, but there are also new types such
-%% as digraph:graph() with the exact same meaning. In Erlang/OTP R18.0
-%% all but the last clause can be removed.
-
-is_same_type_name2(digraph, digraph, [], digraph, graph, []) -> true;
-is_same_type_name2(digraph, graph, [], digraph, digraph, []) -> true;
-is_same_type_name2(gb_sets, gb_set, [], gb_sets, set, [_]) -> true;
-is_same_type_name2(gb_sets, set, [_], gb_sets, gb_set, []) -> true;
-is_same_type_name2(gb_trees, gb_tree, [], gb_trees, tree, [_, _]) -> true;
-is_same_type_name2(gb_trees, tree, [_, _], gb_trees, gb_tree, []) -> true;
-is_same_type_name2(_, _, _, _, _, _) -> false.
-
map_keys(?map(Pairs)) ->
[K || {K, _} <- Pairs].