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-rw-r--r--bootstrap/lib/kernel/ebin/hipe_unified_loader.beambin13472 -> 13520 bytes
-rw-r--r--erts/emulator/beam/beam_load.c20
-rw-r--r--erts/emulator/test/code_SUITE.erl22
-rw-r--r--lib/kernel/src/hipe_unified_loader.erl8
-rw-r--r--system/doc/reference_manual/modules.xml4
5 files changed, 37 insertions, 17 deletions
diff --git a/bootstrap/lib/kernel/ebin/hipe_unified_loader.beam b/bootstrap/lib/kernel/ebin/hipe_unified_loader.beam
index a3682d4f32..46e3a567b5 100644
--- a/bootstrap/lib/kernel/ebin/hipe_unified_loader.beam
+++ b/bootstrap/lib/kernel/ebin/hipe_unified_loader.beam
Binary files differ
diff --git a/erts/emulator/beam/beam_load.c b/erts/emulator/beam/beam_load.c
index e2bd30bd6b..0d40201934 100644
--- a/erts/emulator/beam/beam_load.c
+++ b/erts/emulator/beam/beam_load.c
@@ -6225,6 +6225,7 @@ erts_make_stub_module(Process* p, Eterm Mod, Eterm Beam, Eterm Info)
LoaderState* stp;
BeamInstr Funcs;
BeamInstr Patchlist;
+ Eterm MD5Bin;
Eterm* tp;
BeamInstr* code = NULL;
BeamInstr* ptrs;
@@ -6253,12 +6254,15 @@ erts_make_stub_module(Process* p, Eterm Mod, Eterm Beam, Eterm Info)
goto error;
}
tp = tuple_val(Info);
- if (tp[0] != make_arityval(2)) {
+ if (tp[0] != make_arityval(3)) {
goto error;
}
Funcs = tp[1];
- Patchlist = tp[2];
-
+ Patchlist = tp[2];
+ MD5Bin = tp[3];
+ if (is_not_binary(MD5Bin) || (binary_size(MD5Bin) != MD5_SIZE)) {
+ goto error;
+ }
if ((n = erts_list_length(Funcs)) < 0) {
goto error;
}
@@ -6308,6 +6312,7 @@ erts_make_stub_module(Process* p, Eterm Mod, Eterm Beam, Eterm Info)
code_size = ((WORDS_PER_FUNCTION+1)*n + MI_FUNCTIONS + 2) * sizeof(BeamInstr);
code_size += stp->chunks[ATTR_CHUNK].size;
code_size += stp->chunks[COMPILE_CHUNK].size;
+ code_size += MD5_SIZE;
code = erts_alloc_fnf(ERTS_ALC_T_CODE, code_size);
if (!code) {
goto error;
@@ -6414,6 +6419,15 @@ erts_make_stub_module(Process* p, Eterm Mod, Eterm Beam, Eterm Info)
if (info == NULL) {
goto error;
}
+ {
+ byte *tmp = NULL;
+ byte *md5 = NULL;
+ if ((md5 = erts_get_aligned_binary_bytes(MD5Bin, &tmp)) != NULL) {
+ sys_memcpy(info, md5, MD5_SIZE);
+ code[MI_MD5_PTR] = (BeamInstr) info;
+ }
+ erts_free_aligned_binary_bytes(tmp);
+ }
/*
* Insert the module in the module table.
diff --git a/erts/emulator/test/code_SUITE.erl b/erts/emulator/test/code_SUITE.erl
index b0408cabe1..df7c8ed1d1 100644
--- a/erts/emulator/test/code_SUITE.erl
+++ b/erts/emulator/test/code_SUITE.erl
@@ -389,61 +389,63 @@ module_md5_ok(Code) ->
make_stub(Config) when is_list(Config) ->
catch erlang:purge_module(my_code_test),
+ MD5 = erlang:md5(<<>>),
?line Data = ?config(data_dir, Config),
?line File = filename:join(Data, "my_code_test"),
?line {ok,my_code_test,Code} = compile:file(File, [binary]),
- ?line my_code_test = code:make_stub_module(my_code_test, Code, {[],[]}),
+ ?line my_code_test = code:make_stub_module(my_code_test, Code, {[],[],MD5}),
?line true = erlang:delete_module(my_code_test),
?line true = erlang:purge_module(my_code_test),
?line my_code_test = code:make_stub_module(my_code_test,
make_unaligned_sub_binary(Code),
- {[],[]}),
+ {[],[],MD5}),
?line true = erlang:delete_module(my_code_test),
?line true = erlang:purge_module(my_code_test),
?line my_code_test = code:make_stub_module(my_code_test, zlib:gzip(Code),
- {[],[]}),
+ {[],[],MD5}),
?line true = erlang:delete_module(my_code_test),
?line true = erlang:purge_module(my_code_test),
%% Should fail.
?line {'EXIT',{badarg,_}} =
- (catch code:make_stub_module(my_code_test, <<"bad">>, {[],[]})),
+ (catch code:make_stub_module(my_code_test, <<"bad">>, {[],[],MD5})),
?line {'EXIT',{badarg,_}} =
(catch code:make_stub_module(my_code_test,
bit_sized_binary(Code),
- {[],[]})),
+ {[],[],MD5})),
?line {'EXIT',{badarg,_}} =
(catch code:make_stub_module(my_code_test_with_wrong_name,
- Code, {[],[]})),
+ Code, {[],[],MD5})),
ok.
make_stub_many_funs(Config) when is_list(Config) ->
catch erlang:purge_module(many_funs),
+ MD5 = erlang:md5(<<>>),
?line Data = ?config(data_dir, Config),
?line File = filename:join(Data, "many_funs"),
?line {ok,many_funs,Code} = compile:file(File, [binary]),
- ?line many_funs = code:make_stub_module(many_funs, Code, {[],[]}),
+ ?line many_funs = code:make_stub_module(many_funs, Code, {[],[],MD5}),
?line true = erlang:delete_module(many_funs),
?line true = erlang:purge_module(many_funs),
?line many_funs = code:make_stub_module(many_funs,
make_unaligned_sub_binary(Code),
- {[],[]}),
+ {[],[],MD5}),
?line true = erlang:delete_module(many_funs),
?line true = erlang:purge_module(many_funs),
%% Should fail.
?line {'EXIT',{badarg,_}} =
- (catch code:make_stub_module(many_funs, <<"bad">>, {[],[]})),
+ (catch code:make_stub_module(many_funs, <<"bad">>, {[],[],MD5})),
?line {'EXIT',{badarg,_}} =
(catch code:make_stub_module(many_funs,
bit_sized_binary(Code),
- {[],[]})),
+ {[],[],MD5})),
ok.
constant_pools(Config) when is_list(Config) ->
diff --git a/lib/kernel/src/hipe_unified_loader.erl b/lib/kernel/src/hipe_unified_loader.erl
index 2d124d95b7..49d4a8fe54 100644
--- a/lib/kernel/src/hipe_unified_loader.erl
+++ b/lib/kernel/src/hipe_unified_loader.erl
@@ -194,6 +194,7 @@ load_common(Mod, Bin, Beam, OldReferencesToPatch) ->
CodeSize, CodeBinary, Refs,
0,[] % ColdSize, CRrefs
] = binary_to_term(Bin),
+ MD5 = erlang:md5(Bin), % use md5 of actual running code for module_info
?debug_msg("***** ErLLVM *****~nVersion: ~s~nCheckSum: ~w~nConstAlign: ~w~n" ++
"ConstSize: ~w~nConstMap: ~w~nLabelMap: ~w~nExportMap ~w~nRefs ~w~n",
[Version, CheckSum, ConstAlign, ConstSize, ConstMap, LabelMap, ExportMap,
@@ -254,7 +255,8 @@ load_common(Mod, Bin, Beam, OldReferencesToPatch) ->
AddressesOfClosuresToPatch =
calculate_addresses(ClosurePatches, CodeAddress, Addresses),
export_funs(Addresses),
- export_funs(Mod, BeamBinary, Addresses, AddressesOfClosuresToPatch)
+ export_funs(Mod, MD5, BeamBinary,
+ Addresses, AddressesOfClosuresToPatch)
end,
%% Redirect references to the old module to the new module's BEAM stub.
patch_to_emu_step2(OldReferencesToPatch),
@@ -430,9 +432,9 @@ export_funs([FunDef | Addresses]) ->
export_funs([]) ->
ok.
-export_funs(Mod, Beam, Addresses, ClosuresToPatch) ->
+export_funs(Mod, MD5, Beam, Addresses, ClosuresToPatch) ->
Fs = [{F,A,Address} || #fundef{address=Address, mfa={_M,F,A}} <- Addresses],
- Mod = code:make_stub_module(Mod, Beam, {Fs,ClosuresToPatch}),
+ Mod = code:make_stub_module(Mod, Beam, {Fs,ClosuresToPatch,MD5}),
ok.
%%========================================================================
diff --git a/system/doc/reference_manual/modules.xml b/system/doc/reference_manual/modules.xml
index 76767ea686..d283c33910 100644
--- a/system/doc/reference_manual/modules.xml
+++ b/system/doc/reference_manual/modules.xml
@@ -289,7 +289,9 @@ behaviour_info(callbacks) -> Callbacks.</pre>
<tag><c>md5</c></tag>
<item>
- <p>Returns a binary representing the MD5 checksum of the module.</p>
+ <p>Returns a binary representing the MD5 checksum of the module.
+ If the module has native code loaded, this will be the MD5 of the
+ native code, not the BEAM bytecode.</p>
</item>
<tag><c>exports</c></tag>
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-03 07:18:10 +0000