diff options
Diffstat (limited to 'erts/emulator/beam')
| -rw-r--r-- | erts/emulator/beam/atom.c | 10 | ||||
| -rw-r--r-- | erts/emulator/beam/beam_bif_load.c | 16 |
2 files changed, 24 insertions, 2 deletions
diff --git a/erts/emulator/beam/atom.c b/erts/emulator/beam/atom.c index b69f979397..84d2d5e3ed 100644 --- a/erts/emulator/beam/atom.c +++ b/erts/emulator/beam/atom.c @@ -132,9 +132,17 @@ atom_hash(Atom* obj) byte* p = obj->name; int len = obj->len; HashValue h = 0, g; + byte v; while(len--) { - h = (h << 4) + *p++; + v = *p++; + /* latin1 clutch for r16 */ + if ((v & 0xFE) == 0xC2 && (*p & 0xC0) == 0x80) { + v = (v << 6) | (*p & 0x3F); + p++; len--; + } + /* normal hashpjw follows for v */ + h = (h << 4) + v; if ((g = h & 0xf0000000)) { h ^= (g >> 24); h ^= g; diff --git a/erts/emulator/beam/beam_bif_load.c b/erts/emulator/beam/beam_bif_load.c index 73264214ce..8a8239493a 100644 --- a/erts/emulator/beam/beam_bif_load.c +++ b/erts/emulator/beam/beam_bif_load.c @@ -1081,7 +1081,21 @@ beam_make_current_old(Process *c_p, ErtsProcLocks c_p_locks, Eterm module) static int is_native(BeamInstr* code) { - return ((Eterm *)code[MI_FUNCTIONS])[1] != 0; + Uint i, num_functions = code[MI_NUM_FUNCTIONS]; + + /* Check NativeAdress of first real function in module + */ + for (i=0; i<num_functions; i++) { + BeamInstr* func_info = (BeamInstr *) code[MI_FUNCTIONS+i]; + Eterm name = (Eterm) func_info[3]; + + if (is_atom(name)) { + return func_info[1] != 0; + } + else ASSERT(is_nil(name)); /* ignore BIF stubs */ + } + /* Not a single non-BIF function? */ + return 0; } |