diff options
Diffstat (limited to 'lib/dialyzer/src/dialyzer_callgraph.erl')
| -rw-r--r-- | lib/dialyzer/src/dialyzer_callgraph.erl | 216 |
1 files changed, 153 insertions, 63 deletions
diff --git a/lib/dialyzer/src/dialyzer_callgraph.erl b/lib/dialyzer/src/dialyzer_callgraph.erl index fd6bc89e25..7379fbc3c4 100644 --- a/lib/dialyzer/src/dialyzer_callgraph.erl +++ b/lib/dialyzer/src/dialyzer_callgraph.erl @@ -61,7 +61,7 @@ get_race_code/1, get_race_detection/1, race_code_new/1, put_digraph/2, put_race_code/2, put_race_detection/2, put_named_tables/2, put_public_tables/2, put_behaviour_api_calls/2, - get_behaviour_api_calls/1]). + get_behaviour_api_calls/1, dispose_race_server/1, duplicate/1]). -export_type([callgraph/0, mfa_or_funlbl/0]). @@ -98,11 +98,13 @@ rec_var_map = dict:new() :: dict() | ets:tid(), self_rec = sets:new() :: set() | ets:tid(), calls = dict:new() :: dict() | ets:tid(), - race_code = dict:new() :: dict(), - public_tables = [] :: [label()], - named_tables = [] :: [string()], race_detection = false :: boolean(), - beh_api_calls = [] :: [{mfa(), mfa()}]}). + race_data_server = new_race_data_server() :: pid()}). + +-record(race_data_state, {race_code = dict:new() :: dict(), + public_tables = [] :: [label()], + named_tables = [] :: [string()], + beh_api_calls = [] :: [{mfa(), mfa()}]}). %% Exported Types @@ -233,27 +235,6 @@ find_non_local_calls([{Label1, Label2}|Left], Set) when is_integer(Label1), find_non_local_calls([], Set) -> sets:to_list(Set). --spec renew_race_info(callgraph(), dict(), [label()], [string()]) -> - callgraph(). - -renew_race_info(CG, RaceCode, PublicTables, NamedTables) -> - CG#callgraph{race_code = RaceCode, - public_tables = PublicTables, - named_tables = NamedTables}. - --spec renew_race_code(dialyzer_races:races(), callgraph()) -> callgraph(). - -renew_race_code(Races, #callgraph{race_code = RaceCode} = Callgraph) -> - Fun = dialyzer_races:get_curr_fun(Races), - FunArgs = dialyzer_races:get_curr_fun_args(Races), - Code = lists:reverse(dialyzer_races:get_race_list(Races)), - Callgraph#callgraph{race_code = dict:store(Fun, [FunArgs, Code], RaceCode)}. - --spec renew_race_public_tables(label(), callgraph()) -> callgraph(). - -renew_race_public_tables(VarLabel, #callgraph{public_tables = PT} = CG) -> - CG#callgraph{public_tables = ordsets:add_element(VarLabel, PT)}. - -spec get_depends_on(scc(), callgraph()) -> [scc()]. get_depends_on(SCC, #callgraph{active_digraph = DG}) -> @@ -605,20 +586,68 @@ digraph_reaching_subgraph(Funs, DG) -> %% Races %%---------------------------------------------------------------------- +-spec renew_race_info(callgraph(), dict(), [label()], [string()]) -> + callgraph(). + +renew_race_info(#callgraph{race_data_server = RaceDataServer} = CG, + RaceCode, PublicTables, NamedTables) -> + ok = race_data_server_cast( + {renew_race_info, {RaceCode, PublicTables, NamedTables}}, + RaceDataServer), + CG. + +renew_race_info({RaceCode, PublicTables, NamedTables}, + #race_data_state{} = State) -> + State#race_data_state{race_code = RaceCode, + public_tables = PublicTables, + named_tables = NamedTables}. + +-spec renew_race_code(dialyzer_races:races(), callgraph()) -> callgraph(). + +renew_race_code(Races, #callgraph{race_data_server = RaceDataServer} = CG) -> + Fun = dialyzer_races:get_curr_fun(Races), + FunArgs = dialyzer_races:get_curr_fun_args(Races), + Code = lists:reverse(dialyzer_races:get_race_list(Races)), + ok = race_data_server_cast( + {renew_race_code, {Fun, FunArgs, Code}}, + RaceDataServer), + CG; +renew_race_code({Fun, FunArgs, Code}, + #race_data_state{race_code = RaceCode} = State) -> + State#race_data_state{race_code = dict:store(Fun, [FunArgs, Code], RaceCode)}. + +-spec renew_race_public_tables(label(), callgraph()) -> callgraph(). + +renew_race_public_tables(VarLabel, + #callgraph{race_data_server = RaceDataServer} = CG) -> + ok = + race_data_server_cast({renew_race_public_tables, VarLabel}, RaceDataServer), + CG; +renew_race_public_tables(VarLabel, + #race_data_state{public_tables = PT} = State) -> + State#race_data_state{public_tables = ordsets:add_element(VarLabel, PT)}. + -spec cleanup(callgraph()) -> callgraph(). -cleanup(#callgraph{digraph = Digraph, - name_map = NameMap, - rev_name_map = RevNameMap, - public_tables = PublicTables, - named_tables = NamedTables, - race_code = RaceCode}) -> +cleanup(#callgraph{digraph = Digraph, + name_map = NameMap, + rev_name_map = RevNameMap, + race_data_server = RaceDataServer}) -> #callgraph{digraph = Digraph, - name_map = NameMap, - rev_name_map = RevNameMap, - public_tables = PublicTables, - named_tables = NamedTables, - race_code = RaceCode}. + name_map = NameMap, + rev_name_map = RevNameMap, + race_data_server = race_data_server_call(dup, RaceDataServer)}. + +-spec duplicate(callgraph()) -> callgraph(). + +duplicate(#callgraph{race_data_server = RaceDataServer} = Callgraph) -> + Callgraph#callgraph{ + race_data_server = race_data_server_call(dup, RaceDataServer)}. + +-spec dispose_race_server(callgraph()) -> ok. + +dispose_race_server(#callgraph{race_data_server = RaceDataServer}) -> + race_data_server_cast(stop, RaceDataServer). -spec get_digraph(callgraph()) -> digraph(). @@ -627,28 +656,34 @@ get_digraph(#callgraph{digraph = Digraph}) -> -spec get_named_tables(callgraph()) -> [string()]. -get_named_tables(#callgraph{named_tables = NamedTables}) -> - NamedTables. +get_named_tables(#callgraph{race_data_server = RaceDataServer}) -> + race_data_server_call(get_named_tables, RaceDataServer). -spec get_public_tables(callgraph()) -> [label()]. -get_public_tables(#callgraph{public_tables = PT}) -> - PT. +get_public_tables(#callgraph{race_data_server = RaceDataServer}) -> + race_data_server_call(get_public_tables, RaceDataServer). -spec get_race_code(callgraph()) -> dict(). -get_race_code(#callgraph{race_code = RaceCode}) -> - RaceCode. +get_race_code(#callgraph{race_data_server = RaceDataServer}) -> + race_data_server_call(get_race_code, RaceDataServer). -spec get_race_detection(callgraph()) -> boolean(). get_race_detection(#callgraph{race_detection = RD}) -> RD. +-spec get_behaviour_api_calls(callgraph()) -> [{mfa(), mfa()}]. + +get_behaviour_api_calls(#callgraph{race_data_server = RaceDataServer}) -> + race_data_server_call(get_behaviour_api_calls, RaceDataServer). + -spec race_code_new(callgraph()) -> callgraph(). -race_code_new(Callgraph) -> - Callgraph#callgraph{race_code = dict:new()}. +race_code_new(#callgraph{race_data_server = RaceDataServer} = CG) -> + ok = race_data_server_cast(race_code_new, RaceDataServer), + CG. -spec put_digraph(digraph(), callgraph()) -> callgraph(). @@ -657,8 +692,9 @@ put_digraph(Digraph, Callgraph) -> -spec put_race_code(dict(), callgraph()) -> callgraph(). -put_race_code(RaceCode, Callgraph) -> - Callgraph#callgraph{race_code = RaceCode}. +put_race_code(RaceCode, #callgraph{race_data_server = RaceDataServer} = CG) -> + ok = race_data_server_cast({put_race_code, RaceCode}, RaceDataServer), + CG. -spec put_race_detection(boolean(), callgraph()) -> callgraph(). @@ -667,13 +703,79 @@ put_race_detection(RaceDetection, Callgraph) -> -spec put_named_tables([string()], callgraph()) -> callgraph(). -put_named_tables(NamedTables, Callgraph) -> - Callgraph#callgraph{named_tables = NamedTables}. +put_named_tables(NamedTables, + #callgraph{race_data_server = RaceDataServer} = CG) -> + ok = race_data_server_cast({put_named_tables, NamedTables}, RaceDataServer), + CG. -spec put_public_tables([label()], callgraph()) -> callgraph(). -put_public_tables(PublicTables, Callgraph) -> - Callgraph#callgraph{public_tables = PublicTables}. +put_public_tables(PublicTables, + #callgraph{race_data_server = RaceDataServer} = CG) -> + ok = race_data_server_cast({put_public_tables, PublicTables}, RaceDataServer), + CG. + +-spec put_behaviour_api_calls([{mfa(), mfa()}], callgraph()) -> callgraph(). + +put_behaviour_api_calls(Calls, + #callgraph{race_data_server = RaceDataServer} = CG) -> + ok = race_data_server_cast({put_behaviour_api_calls, Calls}, RaceDataServer), + CG. + + +new_race_data_server() -> + spawn(fun() -> race_data_server_loop(#race_data_state{}) end). + +race_data_server_loop(State) -> + receive + {call, From, Ref, Query} -> + Reply = race_data_server_handle_call(Query, State), + From ! {Ref, Reply}, + race_data_server_loop(State); + {cast, stop} -> + ok; + {cast, Message} -> + NewState = race_data_server_handle_cast(Message, State), + race_data_server_loop(NewState) + end. + +race_data_server_call(Query, Server) -> + Ref = make_ref(), + Server ! {call, self(), Ref, Query}, + receive + {Ref, Reply} -> Reply + end. + +race_data_server_cast(Message, Server) -> + Server ! {cast, Message}, + ok. + +race_data_server_handle_cast(race_code_new, State) -> + State#race_data_state{race_code = dict:new()}; +race_data_server_handle_cast({Tag, Data}, State) -> + case Tag of + renew_race_info -> renew_race_info(Data, State); + renew_race_code -> renew_race_code(Data, State); + renew_race_public_tables -> renew_race_public_tables(Data, State); + put_race_code -> State#race_data_state{race_code = Data}; + put_public_tables -> State#race_data_state{public_tables = Data}; + put_named_tables -> State#race_data_state{named_tables = Data}; + put_behaviour_api_calls -> State#race_data_state{beh_api_calls = Data} + end. + +race_data_server_handle_call(Query, + #race_data_state{race_code = RaceCode, + public_tables = PublicTables, + named_tables = NamedTables, + beh_api_calls = BehApiCalls} + = State) -> + case Query of + dup -> spawn(fun() -> race_data_server_loop(State) end); + get_race_code -> RaceCode; + get_public_tables -> PublicTables; + get_named_tables -> NamedTables; + get_behaviour_api_calls -> BehApiCalls + end. %%============================================================================= %% Utilities for 'dot' @@ -701,15 +803,3 @@ to_ps(#callgraph{} = CG, File, Args) -> Command = io_lib:format("dot -Tps ~s -o ~s ~s", [Args, File, Dot_File]), _ = os:cmd(Command), ok. - -%------------------------------------------------------------------------------- - --spec put_behaviour_api_calls([{mfa(), mfa()}], callgraph()) -> callgraph(). - -put_behaviour_api_calls(Calls, Callgraph) -> - Callgraph#callgraph{beh_api_calls = Calls}. - --spec get_behaviour_api_calls(callgraph()) -> [{mfa(), mfa()}]. - -get_behaviour_api_calls(Callgraph) -> - Callgraph#callgraph.beh_api_calls. |