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%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 1997-2023. 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.
%% You may obtain a copy of the License at
%%
%% http://www.apache.org/licenses/LICENSE-2.0
%%
%% Unless required by applicable law or agreed to in writing, software
%% distributed under the License is distributed on an "AS IS" BASIS,
%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
%% See the License for the specific language governing permissions and
%% limitations under the License.
%%
%% %CopyrightEnd%
%%
-module(beam_ssa_check_SUITE).
%% Runs tests checking the structure of BEAM SSA code.
-include_lib("common_test/include/ct.hrl").
-include_lib("stdlib/include/erl_compile.hrl").
-export([all/0, suite/0, groups/0,
init_per_suite/1, end_per_suite/1,
init_per_group/2, end_per_group/2,
alias_checks/1,
annotation_checks/1,
appendable_checks/1,
bs_size_unit_checks/1,
private_append_checks/1,
ret_annotation_checks/1,
sanity_checks/1]).
suite() -> [{ct_hooks,[ts_install_cth]}].
all() ->
[{group,post_ssa_opt_dynamic},{group,post_ssa_opt_static}].
groups() ->
[{post_ssa_opt_static,test_lib:parallel(),
[alias_checks,
annotation_checks,
appendable_checks,
private_append_checks,
ret_annotation_checks,
sanity_checks]},
{post_ssa_opt_dynamic,test_lib:parallel(),
[bs_size_unit_checks]}].
init_per_suite(Config) ->
test_lib:recompile(?MODULE),
Config.
end_per_suite(_Config) ->
ok.
init_per_group(post_ssa_opt_dynamic, Config) ->
TargetDir = dynamic_workdir(Config),
ct:log("Creating working directory for generated test cases: ~p~n",
[TargetDir]),
ok = file:make_dir(TargetDir),
Config;
init_per_group(_GroupName, Config) ->
Config.
end_per_group(post_ssa_opt_dynamic, Config) ->
PrivDir = proplists:get_value(priv_dir, Config),
TargetDir = filename:join(PrivDir, "dynamic"),
case proplists:get_bool(keep_generated, Config) of
false ->
ct:log("Removing working directory for generated test cases: ~p~n",
[TargetDir]),
file:del_dir_r(TargetDir);
true ->
Config
end;
end_per_group(_GroupName, Config) ->
Config.
alias_checks(Config) when is_list(Config) ->
run_post_ssa_opt(alias, Config),
run_post_ssa_opt(alias_non_convergence, Config),
run_post_ssa_opt(alias_chain, Config).
annotation_checks(Config) when is_list(Config) ->
run_post_ssa_opt(annotations, Config).
appendable_checks(Config) when is_list(Config) ->
run_post_ssa_opt(appendable, Config).
bs_size_unit_checks(Config) when is_list(Config) ->
gen_and_run_post_ssa_opt(bs_size_unit_checks, Config).
private_append_checks(Config) when is_list(Config) ->
run_post_ssa_opt(private_append, Config).
ret_annotation_checks(Config) when is_list(Config) ->
run_post_ssa_opt(ret_annotation, Config).
sanity_checks(Config) when is_list(Config) ->
run_post_ssa_opt(sanity_checks, Config).
dynamic_workdir(Config) ->
PrivDir = proplists:get_value(priv_dir, Config),
filename:join(PrivDir, "dynamic").
run_post_ssa_opt(Module, Config) ->
File = atom_to_list(Module) ++ ".erl",
DataDir = proplists:get_value(data_dir, Config),
Source = filename:join(DataDir, File),
run_checks(Source, post_ssa_opt, Config).
run_checks(SourceFile, Pass, _Config) ->
Flags = [binary, deterministic, {check_ssa,Pass}, report_errors],
case compile:file(SourceFile, Flags) of
{ok,_,_} -> ok;
error -> ct:fail({unexpected_error, "SSA check failed"})
end.
gen_and_run_post_ssa_opt(Base, Config) ->
BaseStr = atom_to_list(Base),
GenFilenameBase = "gen_" ++ BaseStr,
GenModule = list_to_atom(GenFilenameBase),
GenFilename = filename:join(proplists:get_value(data_dir, Config),
GenFilenameBase ++ ".erl"),
ct:log("Compiling generator ~s~n", [GenFilename]),
{ok,GenModule,GenCode} = compile:file(GenFilename, [binary]),
{module,GenModule} = code:load_binary(GenModule, GenFilename, GenCode),
TargetFileName = filename:join(dynamic_workdir(Config), BaseStr ++ ".erl"),
ct:log("Generating ~s~n", [TargetFileName]),
ok = GenModule:generate(TargetFileName, Config),
run_checks(TargetFileName, post_ssa_opt, Config).
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