aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorStavros Aronis <[email protected]>2012-09-05 16:42:10 +0200
committerStavros Aronis <[email protected]>2012-09-26 11:05:07 +0200
commitfc17b0ed2bc905b51ed4c4ea5f13efd866bc4f80 (patch)
treed96f08aa1cdaaa82519224656f46909bb1f60993
parentf985ec421d2a9da3186445157f82185c7c4dea72 (diff)
downloadotp-fc17b0ed2bc905b51ed4c4ea5f13efd866bc4f80.tar.gz
otp-fc17b0ed2bc905b51ed4c4ea5f13efd866bc4f80.tar.bz2
otp-fc17b0ed2bc905b51ed4c4ea5f13efd866bc4f80.zip
Remove old untested experimental extension
This extension allowed minimal detection of race conditions that were passing through behaviour API calls, but had no tests in any suite and also caused a crash in R15B02.
-rw-r--r--lib/dialyzer/src/dialyzer_analysis_callgraph.erl9
-rw-r--r--lib/dialyzer/src/dialyzer_behaviours.erl106
-rw-r--r--lib/dialyzer/src/dialyzer_dataflow.erl53
3 files changed, 11 insertions, 157 deletions
diff --git a/lib/dialyzer/src/dialyzer_analysis_callgraph.erl b/lib/dialyzer/src/dialyzer_analysis_callgraph.erl
index c237d4e0e9..86618a4915 100644
--- a/lib/dialyzer/src/dialyzer_analysis_callgraph.erl
+++ b/lib/dialyzer/src/dialyzer_analysis_callgraph.erl
@@ -326,13 +326,6 @@ cleanup_callgraph(#analysis_state{plt = InitPlt, parent = Parent,
ModuleDeps = dialyzer_callgraph:module_deps(Callgraph),
send_mod_deps(Parent, ModuleDeps),
{Callgraph1, ExtCalls} = dialyzer_callgraph:remove_external(Callgraph),
- RelevantAPICalls =
- dialyzer_behaviours:get_behaviour_apis([gen_server]),
- BehaviourAPICalls = [Call || {_From, To} = Call <- ExtCalls,
- lists:member(To, RelevantAPICalls)],
- Callgraph2 =
- dialyzer_callgraph:put_behaviour_api_calls(BehaviourAPICalls,
- Callgraph1),
ExtCalls1 = [Call || Call = {_From, To} <- ExtCalls,
not dialyzer_plt:contains_mfa(InitPlt, To)],
{BadCalls1, RealExtCalls} =
@@ -355,7 +348,7 @@ cleanup_callgraph(#analysis_state{plt = InitPlt, parent = Parent,
true ->
send_ext_calls(Parent, lists:usort([To || {_From, To} <- RealExtCalls]))
end,
- Callgraph2.
+ Callgraph1.
compile_src(File, Includes, Defines, Callgraph, CServer, UseContracts) ->
DefaultIncludes = default_includes(filename:dirname(File)),
diff --git a/lib/dialyzer/src/dialyzer_behaviours.erl b/lib/dialyzer/src/dialyzer_behaviours.erl
index b84071b95c..36aef2a37f 100644
--- a/lib/dialyzer/src/dialyzer_behaviours.erl
+++ b/lib/dialyzer/src/dialyzer_behaviours.erl
@@ -30,11 +30,9 @@
-module(dialyzer_behaviours).
--export([check_callbacks/5, get_behaviour_apis/1,
- translate_behaviour_api_call/5, translatable_behaviours/1,
- translate_callgraph/3]).
+-export([check_callbacks/5]).
--export_type([behaviour/0, behaviour_api_dict/0]).
+-export_type([behaviour/0]).
%%--------------------------------------------------------------------
@@ -224,103 +222,3 @@ get_line([]) -> -1.
get_file([{file, File}|_]) -> File;
get_file([_|Tail]) -> get_file(Tail).
-
-%%-----------------------------------------------------------------------------
-
--spec translatable_behaviours(cerl:c_module()) -> behaviour_api_dict().
-
-translatable_behaviours(Tree) ->
- Attrs = cerl:module_attrs(Tree),
- {Behaviours, _BehLines} = get_behaviours(Attrs),
- [{B, Calls} || B <- Behaviours, (Calls = behaviour_api_calls(B)) =/= []].
-
--spec get_behaviour_apis([behaviour()]) -> [mfa()].
-
-get_behaviour_apis(Behaviours) ->
- get_behaviour_apis(Behaviours, []).
-
--spec translate_behaviour_api_call(dialyzer_callgraph:mfa_or_funlbl(),
- [erl_types:erl_type()],
- [dialyzer_races:core_vars()],
- module(),
- behaviour_api_dict()) ->
- {dialyzer_callgraph:mfa_or_funlbl(),
- [erl_types:erl_type()],
- [dialyzer_races:core_vars()]}
- | 'plain_call'.
-
-translate_behaviour_api_call(_Fun, _ArgTypes, _Args, _Module, []) ->
- plain_call;
-translate_behaviour_api_call({Module, Fun, Arity}, ArgTypes, Args,
- CallbackModule, BehApiInfo) ->
- case lists:keyfind(Module, 1, BehApiInfo) of
- false -> plain_call;
- {Module, Calls} ->
- case lists:keyfind({Fun, Arity}, 1, Calls) of
- false -> plain_call;
- {{Fun, Arity}, {CFun, CArity, COrder}} ->
- {{CallbackModule, CFun, CArity},
- [nth_or_0(N, ArgTypes, erl_types:t_any()) || N <-COrder],
- [nth_or_0(N, Args, bypassed) || N <-COrder]}
- end
- end;
-translate_behaviour_api_call(_Fun, _ArgTypes, _Args, _Module, _BehApiInfo) ->
- plain_call.
-
--spec translate_callgraph(behaviour_api_dict(), atom(),
- dialyzer_callgraph:callgraph()) ->
- dialyzer_callgraph:callgraph().
-
-translate_callgraph([{Behaviour,_}|Behaviours], Module, Callgraph) ->
- UsedCalls = [Call || {_From, {M, _F, _A}} = Call <-
- dialyzer_callgraph:get_behaviour_api_calls(Callgraph),
- M =:= Behaviour],
- Calls = [{{Behaviour, API, Arity}, Callback} ||
- {{API, Arity}, Callback} <- behaviour_api_calls(Behaviour)],
- DirectCalls = [{From, {Module, Fun, Arity}} ||
- {From, To} <- UsedCalls,{API, {Fun, Arity, _Ord}} <- Calls,
- To =:= API],
- dialyzer_callgraph:add_edges(DirectCalls, Callgraph),
- translate_callgraph(Behaviours, Module, Callgraph);
-translate_callgraph([], _Module, Callgraph) ->
- Callgraph.
-
-get_behaviour_apis([], Acc) ->
- Acc;
-get_behaviour_apis([Behaviour | Rest], Acc) ->
- MFAs = [{Behaviour, Fun, Arity} ||
- {{Fun, Arity}, _} <- behaviour_api_calls(Behaviour)],
- get_behaviour_apis(Rest, MFAs ++ Acc).
-
-%------------------------------------------------------------------------------
-
-nth_or_0(0, _List, Zero) ->
- Zero;
-nth_or_0(N, List, _Zero) ->
- lists:nth(N, List).
-
-%------------------------------------------------------------------------------
-
--type behaviour_api_dict()::[{behaviour(), behaviour_api_info()}].
--type behaviour_api_info()::[{original_fun(), replacement_fun()}].
--type original_fun()::{atom(), arity()}.
--type replacement_fun()::{atom(), arity(), arg_list()}.
--type arg_list()::[byte()].
-
--spec behaviour_api_calls(behaviour()) -> behaviour_api_info().
-
-behaviour_api_calls(gen_server) ->
- [{{start_link, 3}, {init, 1, [2]}},
- {{start_link, 4}, {init, 1, [3]}},
- {{start, 3}, {init, 1, [2]}},
- {{start, 4}, {init, 1, [3]}},
- {{call, 2}, {handle_call, 3, [2, 0, 0]}},
- {{call, 3}, {handle_call, 3, [2, 0, 0]}},
- {{multi_call, 2}, {handle_call, 3, [2, 0, 0]}},
- {{multi_call, 3}, {handle_call, 3, [3, 0, 0]}},
- {{multi_call, 4}, {handle_call, 3, [3, 0, 0]}},
- {{cast, 2}, {handle_cast, 2, [2, 0]}},
- {{abcast, 2}, {handle_cast, 2, [2, 0]}},
- {{abcast, 3}, {handle_cast, 2, [3, 0]}}];
-behaviour_api_calls(_Other) ->
- [].
diff --git a/lib/dialyzer/src/dialyzer_dataflow.erl b/lib/dialyzer/src/dialyzer_dataflow.erl
index 7131633da1..0ef008bc58 100644
--- a/lib/dialyzer/src/dialyzer_dataflow.erl
+++ b/lib/dialyzer/src/dialyzer_dataflow.erl
@@ -91,9 +91,8 @@
warning_mode = false :: boolean(),
warnings = [] :: [dial_warning()],
work :: {[_], [_], set()},
- module :: module(),
- behaviour_api_dict = [] ::
- dialyzer_behaviours:behaviour_api_dict()}).
+ module :: module()
+ }).
-record(map, {dict = dict:new() :: dict(),
subst = dict:new() :: dict(),
@@ -135,38 +134,15 @@ get_fun_types(Tree, Plt, Callgraph, Records) ->
analyze_module(Tree, Plt, Callgraph, Records, GetWarnings) ->
debug_pp(Tree, false),
Module = cerl:atom_val(cerl:module_name(Tree)),
- RaceDetection = dialyzer_callgraph:get_race_detection(Callgraph),
- BehaviourTranslations =
- case RaceDetection of
- true -> dialyzer_behaviours:translatable_behaviours(Tree);
- false -> []
- end,
TopFun = cerl:ann_c_fun([{label, top}], [], Tree),
- State =
- state__new(Callgraph, TopFun, Plt, Module, Records, BehaviourTranslations),
+ State = state__new(Callgraph, TopFun, Plt, Module, Records),
State1 = state__race_analysis(not GetWarnings, State),
State2 = analyze_loop(State1),
case GetWarnings of
true ->
State3 = state__set_warning_mode(State2),
State4 = analyze_loop(State3),
-
- %% EXPERIMENTAL: Turn all behaviour API calls into calls to the
- %% respective callback module's functions.
-
- case BehaviourTranslations of
- [] -> dialyzer_races:race(State4);
- Behaviours ->
- Digraph = dialyzer_callgraph:get_digraph(State4#state.callgraph),
- TranslatedCallgraph =
- dialyzer_behaviours:translate_callgraph(Behaviours, Module,
- Callgraph),
- St =
- dialyzer_races:race(State4#state{callgraph = TranslatedCallgraph}),
- FinalCallgraph = dialyzer_callgraph:put_digraph(Digraph,
- St#state.callgraph),
- St#state{callgraph = FinalCallgraph}
- end;
+ dialyzer_races:race(State4);
false ->
State2
end.
@@ -530,21 +506,8 @@ handle_apply_or_call([{TypeOfApply, {Fun, Sig, Contr, LocalRet}}|Left],
Ann = cerl:get_ann(Tree),
File = get_file(Ann),
Line = abs(get_line(Ann)),
-
- %% EXPERIMENTAL: Turn a behaviour's API call into a call to the
- %% respective callback module's function.
-
- Module = State#state.module,
- BehApiDict = State#state.behaviour_api_dict,
- {RealFun, RealArgTypes, RealArgs} =
- case dialyzer_behaviours:translate_behaviour_api_call(Fun, ArgTypes,
- Args, Module,
- BehApiDict) of
- plain_call -> {Fun, ArgTypes, Args};
- BehaviourAPI -> BehaviourAPI
- end,
- dialyzer_races:store_race_call(RealFun, RealArgTypes, RealArgs,
- {File, Line}, State);
+ dialyzer_races:store_race_call(Fun, ArgTypes, Args,
+ {File, Line}, State);
false -> State
end,
FailedConj = any_none([RetWithoutLocal|NewArgTypes]),
@@ -2711,7 +2674,7 @@ determine_mode(Type, Opaques) ->
%%%
%%% ===========================================================================
-state__new(Callgraph, Tree, Plt, Module, Records, BehaviourTranslations) ->
+state__new(Callgraph, Tree, Plt, Module, Records) ->
Opaques = erl_types:module_builtin_opaques(Module) ++
erl_types:t_opaque_from_records(Records),
TreeMap = build_tree_map(Tree),
@@ -2725,7 +2688,7 @@ state__new(Callgraph, Tree, Plt, Module, Records, BehaviourTranslations) ->
#state{callgraph = Callgraph, envs = Env, fun_tab = FunTab, opaques = Opaques,
plt = Plt, races = dialyzer_races:new(), records = Records,
warning_mode = false, warnings = [], work = Work, tree_map = TreeMap,
- module = Module, behaviour_api_dict = BehaviourTranslations}.
+ module = Module}.
state__warning_mode(#state{warning_mode = WM}) ->
WM.