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-rw-r--r--lib/hipe/cerl/erl_types.erl64
1 files changed, 46 insertions, 18 deletions
diff --git a/lib/hipe/cerl/erl_types.erl b/lib/hipe/cerl/erl_types.erl
index 0883a69918..f4746fc9d0 100644
--- a/lib/hipe/cerl/erl_types.erl
+++ b/lib/hipe/cerl/erl_types.erl
@@ -74,6 +74,7 @@
t_form_to_string/1,
t_from_form/6,
t_from_form_without_remote/3,
+ t_from_form_check_remote/4,
t_check_record_fields/6,
t_from_range/2,
t_from_range_unsafe/2,
@@ -4471,7 +4472,7 @@ t_from_form(Form, ExpTypes, Site, RecDict, VarTab, Cache) ->
%% Replace external types with with none().
-spec t_from_form_without_remote(parse_form(), site(), type_table()) ->
- {erl_type(), cache()}.
+ erl_type().
t_from_form_without_remote(Form, Site, TypeTable) ->
Module = site_module(Site),
@@ -4480,38 +4481,57 @@ t_from_form_without_remote(Form, Site, TypeTable) ->
VarTab = var_table__new(),
Cache0 = cache__new(),
Cache = Cache0#cache{mod_recs = {mrecs, ModRecs}},
- t_from_form1(Form, ExpTypes, Site, undefined, VarTab, Cache).
-
-%% REC_TYPE_LIMIT is used for limiting the depth of recursive types.
-%% EXPAND_LIMIT is used for limiting the size of types by
-%% limiting the number of elements of lists within one type form.
-%% EXPAND_DEPTH is used in conjunction with EXPAND_LIMIT to make the
-%% types balanced (unions will otherwise collapse to any()) by limiting
-%% the depth the same way as t_limit/2 does.
+ {Type, _} = t_from_form1(Form, ExpTypes, Site, undefined, VarTab, Cache),
+ Type.
-type expand_limit() :: integer().
-type expand_depth() :: integer().
--record(from_form, {site :: site(),
+-record(from_form, {site :: site() | {'check', mta()},
xtypes :: sets:set(mfa()) | 'replace_by_none',
mrecs :: 'undefined' | mod_type_table(),
vtab :: var_table(),
tnames :: type_names()}).
+-spec t_from_form_check_remote(parse_form(), sets:set(mfa()), mta(),
+ mod_type_table()) -> 'ok'.
+t_from_form_check_remote(Form, ExpTypes, MTA, RecDict) ->
+ State = #from_form{site = {check, MTA},
+ xtypes = ExpTypes,
+ mrecs = RecDict,
+ vtab = var_table__new(),
+ tnames = []},
+ D = (1 bsl 25), % unlimited
+ L = (1 bsl 25),
+ Cache0 = cache__new(),
+ _ = t_from_form2(Form, State, D, L, Cache0),
+ ok.
+
+%% REC_TYPE_LIMIT is used for limiting the depth of recursive types.
+%% EXPAND_LIMIT is used for limiting the size of types by
+%% limiting the number of elements of lists within one type form.
+%% EXPAND_DEPTH is used in conjunction with EXPAND_LIMIT to make the
+%% types balanced (unions will otherwise collapse to any()) by limiting
+%% the depth the same way as t_limit/2 does.
+
-spec t_from_form1(parse_form(), sets:set(mfa()) | 'replace_by_none',
site(), 'undefined' | mod_type_table(), var_table(),
cache()) -> {erl_type(), cache()}.
t_from_form1(Form, ET, Site, MR, V, C) ->
TypeNames = initial_typenames(Site),
+ D = ?EXPAND_DEPTH,
+ L = ?EXPAND_LIMIT,
State = #from_form{site = Site,
xtypes = ET,
mrecs = MR,
vtab = V,
tnames = TypeNames},
- L = ?EXPAND_LIMIT,
- {T0, L0, C0} = from_form(Form, State, ?EXPAND_DEPTH, L, C),
+ t_from_form2(Form, State, D, L, C).
+
+t_from_form2(Form, State, D, L, C) ->
+ {T0, L0, C0} = from_form(Form, State, D, L, C),
if
L0 =< 0 ->
{T1, _, C1} = from_form(Form, State, 1, L, C0),
@@ -4767,14 +4787,18 @@ type_from_form(Name, Args, S, D, L, C) ->
case can_unfold_more(TypeName, TypeNames) of
true ->
{R, C1} = lookup_module_types(Module, MR, C),
- type_from_form1(Name, Args, ArgsLen, R, TypeName, TypeNames,
+ type_from_form1(Name, Args, ArgsLen, R, TypeName, TypeNames, Site,
S, D, L, C1);
false ->
{t_any(), L, C}
end.
-type_from_form1(Name, Args, ArgsLen, R, TypeName, TypeNames, S, D, L, C) ->
+type_from_form1(Name, Args, ArgsLen, R, TypeName, TypeNames, Site,
+ S, D, L, C) ->
case lookup_type(Name, ArgsLen, R) of
+ {_, {_, _}} when element(1, Site) =:= check ->
+ {_ArgTypes, L1, C1} = list_from_form(Args, S, D, L, C),
+ {t_any(), L1, C1};
{Tag, {{Module, _FileName, Form, ArgNames}, Type}} ->
NewTypeNames = [TypeName|TypeNames],
S1 = S#from_form{tnames = NewTypeNames},
@@ -4813,7 +4837,7 @@ type_from_form1(Name, Args, ArgsLen, R, TypeName, TypeNames, S, D, L, C) ->
end.
remote_from_form(RemMod, Name, Args, S, D, L, C) ->
- #from_form{xtypes = ET, mrecs = MR, tnames = TypeNames} = S,
+ #from_form{site = Site, xtypes = ET, mrecs = MR, tnames = TypeNames} = S,
if
ET =:= replace_by_none ->
{t_none(), L, C};
@@ -4831,7 +4855,7 @@ remote_from_form(RemMod, Name, Args, S, D, L, C) ->
case can_unfold_more(RemType, TypeNames) of
true ->
remote_from_form1(RemMod, Name, Args, ArgsLen, RemDict,
- RemType, TypeNames, S, D, L, C1);
+ RemType, TypeNames, Site, S, D, L, C1);
false ->
{t_any(), L, C1}
end;
@@ -4843,14 +4867,16 @@ remote_from_form(RemMod, Name, Args, S, D, L, C) ->
end.
remote_from_form1(RemMod, Name, Args, ArgsLen, RemDict, RemType, TypeNames,
- S, D, L, C) ->
+ Site, S, D, L, C) ->
case lookup_type(Name, ArgsLen, RemDict) of
+ {_, {_, _}} when element(1, Site) =:= check ->
+ {_ArgTypes, L1, C1} = list_from_form(Args, S, D, L, C),
+ {t_any(), L1, C1};
{Tag, {{Mod, _FileLine, Form, ArgNames}, Type}} ->
NewTypeNames = [RemType|TypeNames],
S1 = S#from_form{tnames = NewTypeNames},
{ArgTypes, L1, C1} = list_from_form(Args, S1, D, L, C),
CKey = cache_key(RemMod, Name, ArgTypes, TypeNames, D),
- %% case error of
case cache_find(CKey, C) of
{CachedType, DeltaL} ->
{CachedType, L - DeltaL, C};
@@ -4914,6 +4940,8 @@ record_from_form({atom, _, Name}, ModFields, S, D0, L0, C) ->
M = site_module(Site),
{R, C1} = lookup_module_types(M, MR, C),
case lookup_record(Name, R) of
+ {ok, _} when element(1, Site) =:= check ->
+ {t_any(), L0, C1};
{ok, DeclFields} ->
NewTypeNames = [RecordType|TypeNames],
Site1 = {record, {M, Name, length(DeclFields)}},
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-17 17:39:17 +0000