diff options
Diffstat (limited to 'lib/compiler/test/beam_validator_SUITE.erl')
| -rw-r--r-- | lib/compiler/test/beam_validator_SUITE.erl | 371 |
1 files changed, 248 insertions, 123 deletions
diff --git a/lib/compiler/test/beam_validator_SUITE.erl b/lib/compiler/test/beam_validator_SUITE.erl index 69391b15eb..ca85eef688 100644 --- a/lib/compiler/test/beam_validator_SUITE.erl +++ b/lib/compiler/test/beam_validator_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2004-2013. All Rights Reserved. +%% Copyright Ericsson AB 2004-2016. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -32,20 +32,20 @@ bad_bin_match/1,bad_dsetel/1, state_after_fault_in_catch/1,no_exception_in_catch/1, undef_label/1,illegal_instruction/1,failing_gc_guard_bif/1, - map_field_lists/1]). + map_field_lists/1,cover_bin_opt/1, + val_dsetel/1]). --include_lib("test_server/include/test_server.hrl"). +-include_lib("common_test/include/ct.hrl"). init_per_testcase(Case, Config) when is_atom(Case), is_list(Config) -> - Dog = test_server:timetrap(?t:minutes(10)), - [{watchdog,Dog}|Config]. + Config. end_per_testcase(Case, Config) when is_atom(Case), is_list(Config) -> - Dog = ?config(watchdog, Config), - ?t:timetrap_cancel(Dog), ok. -suite() -> [{ct_hooks,[ts_install_cth]}]. +suite() -> + [{ct_hooks,[ts_install_cth]}, + {timetrap,{minutes,10}}]. all() -> test_lib:recompile(?MODULE), @@ -61,7 +61,7 @@ groups() -> freg_state,bad_bin_match,bad_dsetel, state_after_fault_in_catch,no_exception_in_catch, undef_label,illegal_instruction,failing_gc_guard_bif, - map_field_lists]}]. + map_field_lists,cover_bin_opt,val_dsetel]}]. init_per_suite(Config) -> Config. @@ -78,7 +78,7 @@ end_per_group(_GroupName, Config) -> compiler_bug(Config) when is_list(Config) -> %% Check that the compiler returns an error if we try to %% assemble one of the bad '.S' files. - Data = ?config(data_dir, Config), + Data = proplists:get_value(data_dir, Config), File = filename:join(Data, "compiler_bug"), error = compile:file(File, [from_asm,report_errors,time]), @@ -93,43 +93,41 @@ compiler_bug(Config) when is_list(Config) -> %% The following code is stupid but it should compile. stupid_but_valid(Config) when is_list(Config) -> AnAtom = nisse, - ?line try setelement(5, setelement(6, AnAtom, value), another_value) of - Term -> ?line ?t:fail({what_happened,Term}) - catch - error:badarg -> ok - end, + try setelement(5, setelement(6, AnAtom, value), another_value) of + Term -> ct:fail({what_happened,Term}) + catch + error:badarg -> ok + end, ok. xrange(Config) when is_list(Config) -> Errors = do_val(xrange, Config), - ?line - [{{t,sum_1,2}, - {{bif,'+',{f,0},[{x,-1},{x,1}],{x,0}},4, - {uninitialized_reg,{x,-1}}}}, - {{t,sum_2,2}, - {{bif,'+',{f,0},[{x,0},{x,1024}],{x,0}},4, - {uninitialized_reg,{x,1024}}}}, - {{t,sum_3,2}, - {{bif,'+',{f,0},[{x,0},{x,1}],{x,-1}},4, - {invalid_store,{x,-1},number}}}, - {{t,sum_4,2}, - {{bif,'+',{f,0},[{x,0},{x,1}],{x,1024}},4,limit}}] = Errors, + [{{t,sum_1,2}, + {{bif,'+',{f,0},[{x,-1},{x,1}],{x,0}},4, + {uninitialized_reg,{x,-1}}}}, + {{t,sum_2,2}, + {{bif,'+',{f,0},[{x,0},{x,1023}],{x,0}},4, + {uninitialized_reg,{x,1023}}}}, + {{t,sum_3,2}, + {{bif,'+',{f,0},[{x,0},{x,1}],{x,-1}},4, + {invalid_store,{x,-1},number}}}, + {{t,sum_4,2}, + {{bif,'+',{f,0},[{x,0},{x,1}],{x,1023}},4,limit}}] = Errors, ok. yrange(Config) when is_list(Config) -> Errors = do_val(yrange, Config), - ?line - [{{t,sum_1,2}, - {{move,{x,1},{y,-1}},5, - {invalid_store,{y,-1},term}}}, - {{t,sum_2,2}, - {{bif,'+',{f,0},[{x,0},{y,1024}],{x,0}},7, - {uninitialized_reg,{y,1024}}}}, - {{t,sum_3,2}, - {{move,{x,1},{y,1024}},5,limit}}, - {{t,sum_4,2}, - {{move,{x,1},{y,-1}},5, - {invalid_store,{y,-1},term}}}] = Errors, + [{{t,sum_1,2}, + {{move,{x,1},{y,-1}},5, + {invalid_store,{y,-1},term}}}, + {{t,sum_2,2}, + {{bif,'+',{f,0},[{x,0},{y,1024}],{x,0}},7, + {uninitialized_reg,{y,1024}}}}, + {{t,sum_3,2}, + {{move,{x,1},{y,1024}},5,limit}}, + {{t,sum_4,2}, + {{move,{x,1},{y,-1}},5, + {invalid_store,{y,-1},term}}}] = Errors, ok. stack(Config) when is_list(Config) -> @@ -163,25 +161,23 @@ merge_undefined(Config) when is_list(Config) -> uninit(Config) when is_list(Config) -> Errors = do_val(uninit, Config), - ?line - [{{t,sum_1,2}, - {{move,{y,0},{x,0}},5,{uninitialized_reg,{y,0}}}}, - {{t,sum_2,2}, - {{call,1,{f,8}},5,{uninitialized_reg,{y,0}}}}, - {{t,sum_3,2}, - {{bif,'+',{f,0},[{x,0},{y,0}],{x,0}}, - 6, - {unassigned,{y,0}}}}] = Errors, + [{{t,sum_1,2}, + {{move,{y,0},{x,0}},5,{uninitialized_reg,{y,0}}}}, + {{t,sum_2,2}, + {{call,1,{f,8}},5,{uninitialized_reg,{y,0}}}}, + {{t,sum_3,2}, + {{bif,'+',{f,0},[{x,0},{y,0}],{x,0}}, + 6, + {unassigned,{y,0}}}}] = Errors, ok. unsafe_catch(Config) when is_list(Config) -> Errors = do_val(unsafe_catch, Config), - ?line - [{{t,small,2}, - {{bs_put_integer,{f,0},{integer,16},1, - {field_flags,[unsigned,big]},{y,0}}, - 20, - {unassigned,{y,0}}}}] = Errors, + [{{t,small,2}, + {{bs_put_integer,{f,0},{integer,16},1, + {field_flags,[unsigned,big]},{y,0}}, + 20, + {unassigned,{y,0}}}}] = Errors, ok. dead_code(Config) when is_list(Config) -> @@ -190,16 +186,14 @@ dead_code(Config) when is_list(Config) -> overwrite_catchtag(Config) when is_list(Config) -> Errors = do_val(overwrite_catchtag, Config), - ?line - [{{overwrite_catchtag,foo,1}, - {{move,{x,0},{y,0}},6,{catchtag,_}}}] = Errors, + [{{overwrite_catchtag,foo,1}, + {{move,{x,0},{y,0}},6,{catchtag,_}}}] = Errors, ok. overwrite_trytag(Config) when is_list(Config) -> Errors = do_val(overwrite_trytag, Config), - ?line - [{{overwrite_trytag,foo,1}, - {{kill,{y,2}},8,{trytag,_}}}] = Errors, + [{{overwrite_trytag,foo,1}, + {{kill,{y,2}},8,{trytag,_}}}] = Errors, ok. accessing_tags(Config) when is_list(Config) -> @@ -231,82 +225,77 @@ bad_catch_try(Config) when is_list(Config) -> cons_guard(Config) when is_list(Config) -> Errors = do_val(cons, Config), - ?line - [{{cons,foo,1}, - {{get_list,{x,0},{x,1},{x,2}}, - 5, - {bad_type,{needed,cons},{actual,term}}}}] = Errors, + [{{cons,foo,1}, + {{get_list,{x,0},{x,1},{x,2}}, + 5, + {bad_type,{needed,cons},{actual,term}}}}] = Errors, ok. freg_range(Config) when is_list(Config) -> Errors = do_val(freg_range, Config), - ?line - [{{t,sum_1,2}, - {{bif,fadd,{f,0},[{fr,-1},{fr,1}],{fr,0}}, - 5, - {bad_source,{fr,-1}}}}, - {{t,sum_2,2}, - {{bif,fadd,{f,0},[{fr,0},{fr,1024}],{fr,0}}, - 6, - {uninitialized_reg,{fr,1024}}}}, - {{t,sum_3,2}, - {{bif,fadd,{f,0},[{fr,0},{fr,1}],{fr,-1}}, - 7, - {bad_target,{fr,-1}}}}, - {{t,sum_4,2}, - {{bif,fadd,{f,0},[{fr,0},{fr,1}],{fr,1024}}, - 7, - limit}}] = Errors, + [{{t,sum_1,2}, + {{bif,fadd,{f,0},[{fr,-1},{fr,1}],{fr,0}}, + 5, + {bad_source,{fr,-1}}}}, + {{t,sum_2,2}, + {{bif,fadd,{f,0},[{fr,0},{fr,1024}],{fr,0}}, + 6, + {uninitialized_reg,{fr,1024}}}}, + {{t,sum_3,2}, + {{bif,fadd,{f,0},[{fr,0},{fr,1}],{fr,-1}}, + 7, + {bad_target,{fr,-1}}}}, + {{t,sum_4,2}, + {{bif,fadd,{f,0},[{fr,0},{fr,1}],{fr,1024}}, + 7, + limit}}] = Errors, ok. freg_uninit(Config) when is_list(Config) -> Errors = do_val(freg_uninit, Config), - ?line - [{{t,sum_1,2}, - {{bif,fadd,{f,0},[{fr,0},{fr,1}],{fr,0}}, - 6, - {uninitialized_reg,{fr,1}}}}, - {{t,sum_2,2}, - {{bif,fadd,{f,0},[{fr,0},{fr,1}],{fr,0}}, - 9, - {uninitialized_reg,{fr,0}}}}] = Errors, + [{{t,sum_1,2}, + {{bif,fadd,{f,0},[{fr,0},{fr,1}],{fr,0}}, + 6, + {uninitialized_reg,{fr,1}}}}, + {{t,sum_2,2}, + {{bif,fadd,{f,0},[{fr,0},{fr,1}],{fr,0}}, + 9, + {uninitialized_reg,{fr,0}}}}] = Errors, ok. freg_state(Config) when is_list(Config) -> Errors = do_val(freg_state, Config), - ?line - [{{t,sum_1,2}, - {{bif,fmul,{f,0},[{fr,0},{fr,1}],{fr,0}}, - 6, - {bad_floating_point_state,undefined}}}, - {{t,sum_2,2}, - {{fmove,{fr,0},{x,0}}, - 8, - {bad_floating_point_state,cleared}}}, - {{t,sum_3,2}, - {{bif,'-',{f,0},[{x,1},{x,0}],{x,1}}, - 8, - {unsafe_instruction,{float_error_state,cleared}}}}, - {{t,sum_4,2}, - {{fcheckerror,{f,0}}, - 4, - {bad_floating_point_state,undefined}}}, - {{t,sum_5,2}, - {fclearerror,5,{bad_floating_point_state,cleared}}}] = Errors, + [{{t,sum_1,2}, + {{bif,fmul,{f,0},[{fr,0},{fr,1}],{fr,0}}, + 6, + {bad_floating_point_state,undefined}}}, + {{t,sum_2,2}, + {{fmove,{fr,0},{x,0}}, + 8, + {bad_floating_point_state,cleared}}}, + {{t,sum_3,2}, + {{bif,'-',{f,0},[{x,1},{x,0}],{x,1}}, + 8, + {unsafe_instruction,{float_error_state,cleared}}}}, + {{t,sum_4,2}, + {{fcheckerror,{f,0}}, + 4, + {bad_floating_point_state,undefined}}}, + {{t,sum_5,2}, + {fclearerror,5,{bad_floating_point_state,cleared}}}] = Errors, ok. bad_bin_match(Config) when is_list(Config) -> - [{{t,t,1},{return,5,{match_context,{x,0}}}}] = - do_val(bad_bin_match, Config), - ok. + [{{t,t,1},{return,5,{match_context,{x,0}}}}] = + do_val(bad_bin_match, Config), + ok. bad_dsetel(Config) when is_list(Config) -> Errors = do_val(bad_dsetel, Config), - ?line - [{{t,t,1}, - {{set_tuple_element,{x,1},{x,0},1}, - 17, - illegal_context_for_set_tuple_element}}] = Errors, + [{{t,t,1}, + {{set_tuple_element,{x,1},{x,0},1}, + 17, + illegal_context_for_set_tuple_element}}] = Errors, ok. state_after_fault_in_catch(Config) when is_list(Config) -> @@ -324,7 +313,7 @@ state_after_fault_in_catch(Config) when is_list(Config) -> no_exception_in_catch(Config) when is_list(Config) -> Errors = do_val(no_exception_in_catch, Config), [{{no_exception_in_catch,nested_of_1,4}, - {{move,{x,3},{x,0}},88,{uninitialized_reg,{x,3}}}}] = Errors, + {{move,{x,3},{x,0}},87,{uninitialized_reg,{x,3}}}}] = Errors, ok. undef_label(Config) when is_list(Config) -> @@ -382,9 +371,9 @@ illegal_instruction(Config) when is_list(Config) -> %% (Thanks to Kiran Khaladkar.) %% failing_gc_guard_bif(Config) when is_list(Config) -> - ?line ok = process_request(lists:seq(1, 36)), - ?line error = process_request([]), - ?line error = process_request(not_a_list), + ok = process_request(lists:seq(1, 36)), + error = process_request([]), + error = process_request(not_a_list), ok. process_request(ConfId) -> @@ -418,10 +407,126 @@ map_field_lists(Config) -> empty_field_list}} ] = Errors. +%% Coverage and smoke test of beam_validator. +cover_bin_opt(_Config) -> + Ms = [beam_utils_SUITE, + bs_match_SUITE, + bs_bincomp_SUITE, + bs_bit_binaries_SUITE, + bs_utf_SUITE], + test_lib:p_run(fun try_bin_opt/1, Ms), + ok. + +try_bin_opt(Mod) -> + try + do_bin_opt(Mod) + catch + Class:Error -> + io:format("~p: ~p ~p\n~p\n", + [Mod,Class,Error,erlang:get_stacktrace()]), + error + end. + +do_bin_opt(Mod) -> + Beam = code:which(Mod), + {ok,{Mod,[{abstract_code, + {raw_abstract_v1,Abstr}}]}} = + beam_lib:chunks(Beam, [abstract_code]), + {ok,Mod,Asm} = compile:forms(Abstr, ['S']), + do_bin_opt(Mod, Asm). + +do_bin_opt(Mod, Asm) -> + do_bin_opt(fun enable_bin_opt/1, Mod, Asm), + do_bin_opt(fun remove_bs_start_match/1, Mod, Asm), + do_bin_opt(fun remove_bs_save/1, Mod, Asm), + do_bin_opt(fun destroy_ctxt/1, Mod, Asm), + do_bin_opt(fun destroy_save_point/1, Mod, Asm), + ok. + +do_bin_opt(Transform, Mod, Asm0) -> + Asm = Transform(Asm0), + case compile:forms(Asm, [from_asm,no_postopt,return]) of + {ok,[],Code,_Warnings} when is_binary(Code) -> + ok; + {error,Errors0,_} -> + %% beam_validator must return errors, not simply crash, + %% when illegal code is found. + ModString = atom_to_list(Mod), + [{ModString,Errors}] = Errors0, + _ = [verify_bin_opt_error(E) || E <- Errors], + ok + end. + +verify_bin_opt_error({beam_validator,_}) -> + ok. + +enable_bin_opt(Module) -> + transform_is(fun enable_bin_opt_body/1, Module). + +enable_bin_opt_body([_,{'%',{no_bin_opt,_Reason,_Anno}}|Is]) -> + enable_bin_opt_body(Is); +enable_bin_opt_body([I|Is]) -> + [I|enable_bin_opt_body(Is)]; +enable_bin_opt_body([]) -> + []. + +remove_bs_start_match(Module) -> + transform_remove(fun({test,bs_start_match2,_,_,_,_}) -> true; + (_) -> false + end, Module). + +remove_bs_save(Module) -> + transform_remove(fun({bs_save2,_,_}) -> true; + (_) -> false + end, Module). + +destroy_save_point(Module) -> + transform_i(fun do_destroy_save_point/1, Module). + +do_destroy_save_point({I,Ctx,_Point}) + when I =:= bs_save2; I =:= bs_restore2 -> + {I,Ctx,42}; +do_destroy_save_point(I) -> + I. + +destroy_ctxt(Module) -> + transform_i(fun do_destroy_ctxt/1, Module). + +do_destroy_ctxt({bs_save2=I,Ctx,Point}) -> + {I,destroy_reg(Ctx),Point}; +do_destroy_ctxt({bs_restore2=I,Ctx,Point}) -> + {I,destroy_reg(Ctx),Point}; +do_destroy_ctxt({bs_context_to_binary=I,Ctx}) -> + {I,destroy_reg(Ctx)}; +do_destroy_ctxt(I) -> + I. + +destroy_reg({Tag,N}) -> + case rand:uniform() of + R when R < 0.6 -> + {Tag,N+1}; + _ -> + {y,N+1} + end. + %%%------------------------------------------------------------------------- +transform_remove(Remove, Module) -> + transform_is(fun(Is) -> [I || I <- Is, not Remove(I)] end, Module). + +transform_i(Transform, Module) -> + transform_is(fun(Is) -> [Transform(I) || I <- Is] end, Module). + +transform_is(Transform, {Mod,Exp,Imp,Fs0,Lc}) -> + Fs = [transform_is_1(Transform, F) || F <- Fs0], + {Mod,Exp,Imp,Fs,Lc}. + +transform_is_1(Transform, {function,N,A,E,Is0}) -> + Is = Transform(Is0), + {function,N,A,E,Is}. + do_val(Mod, Config) -> - Data = ?config(data_dir, Config), + Data = proplists:get_value(data_dir, Config), Base = atom_to_list(Mod), File = filename:join(Data, Base), case compile:file(File, [from_asm,no_postopt,return_errors]) of @@ -442,3 +547,23 @@ beam_val(M) -> _ = [io:put_chars(beam_validator:format_error(E)) || E <- Errors], Errors. + +%%%------------------------------------------------------------------------- + +val_dsetel(_Config) -> + self() ! 13, + {'EXIT',{{try_clause,participating},_}} = (catch night(0)), + ok. + +night(Turned) -> + receive + 13 -> + try participating of engine -> 16 after false end + end, + %% The setelement/3 call is unreachable. + Turned(setelement(#{true => Turned}, + participating(Turned, "suit", 40, []), + Turned < Turned)), + ok. + +participating(_, _, _, _) -> ok. |