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-rw-r--r--erts/emulator/beam/atom.h1
-rw-r--r--erts/emulator/beam/bif.tab2
-rw-r--r--erts/emulator/beam/erl_map.c96
-rw-r--r--erts/emulator/test/erts_debug_SUITE.erl45
-rw-r--r--erts/emulator/test/map_SUITE.erl4
-rw-r--r--erts/preloaded/ebin/erts_internal.beambin5964 -> 5988 bytes
-rw-r--r--erts/preloaded/src/erts_internal.erl20
-rw-r--r--lib/kernel/src/erts_debug.erl2
8 files changed, 137 insertions, 33 deletions
diff --git a/erts/emulator/beam/atom.h b/erts/emulator/beam/atom.h
index ead56c83d8..2c002ca92f 100644
--- a/erts/emulator/beam/atom.h
+++ b/erts/emulator/beam/atom.h
@@ -129,6 +129,7 @@ typedef enum {
(erts_is_atom_utf8_bytes((byte *) LSTR, sizeof(LSTR) - 1, (TERM)))
#define ERTS_DECL_AM(S) Eterm AM_ ## S = am_atom_put(#S, sizeof(#S) - 1)
#define ERTS_INIT_AM(S) AM_ ## S = am_atom_put(#S, sizeof(#S) - 1)
+#define ERTS_MAKE_AM(Str) am_atom_put(Str, sizeof(Str) - 1)
int atom_table_size(void); /* number of elements */
int atom_table_sz(void); /* table size in bytes, excluding stored objects */
diff --git a/erts/emulator/beam/bif.tab b/erts/emulator/beam/bif.tab
index c49a3ff313..07d4702b92 100644
--- a/erts/emulator/beam/bif.tab
+++ b/erts/emulator/beam/bif.tab
@@ -167,7 +167,7 @@ bif erts_internal:request_system_task/3
bif erts_internal:check_process_code/2
bif erts_internal:map_to_tuple_keys/1
-bif erts_internal:map_type/1
+bif erts_internal:term_type/1
bif erts_internal:map_hashmap_children/1
bif erts_internal:time_unit/0
diff --git a/erts/emulator/beam/erl_map.c b/erts/emulator/beam/erl_map.c
index 29b3024644..d0ffb11e79 100644
--- a/erts/emulator/beam/erl_map.c
+++ b/erts/emulator/beam/erl_map.c
@@ -2698,32 +2698,88 @@ BIF_RETTYPE erts_internal_map_to_tuple_keys_1(BIF_ALIST_1) {
}
/*
- * erts_internal:map_type/1
+ * erts_internal:term_type/1
*
* Used in erts_debug:size/1
*/
-BIF_RETTYPE erts_internal_map_type_1(BIF_ALIST_1) {
- DECL_AM(hashmap);
- DECL_AM(hashmap_node);
- DECL_AM(flatmap);
- if (is_map(BIF_ARG_1)) {
- Eterm hdr = *(boxed_val(BIF_ARG_1));
- ASSERT(is_header(hdr));
- switch (hdr & _HEADER_MAP_SUBTAG_MASK) {
- case HAMT_SUBTAG_HEAD_FLATMAP:
- BIF_RET(AM_flatmap);
- case HAMT_SUBTAG_HEAD_ARRAY:
- case HAMT_SUBTAG_HEAD_BITMAP:
- BIF_RET(AM_hashmap);
- case HAMT_SUBTAG_NODE_BITMAP:
- BIF_RET(AM_hashmap_node);
- default:
- erl_exit(1, "bad header");
+BIF_RETTYPE erts_internal_term_type_1(BIF_ALIST_1) {
+ Eterm obj = BIF_ARG_1;
+ switch (primary_tag(obj)) {
+ case TAG_PRIMARY_LIST:
+ BIF_RET(ERTS_MAKE_AM("list"));
+ case TAG_PRIMARY_BOXED: {
+ Eterm hdr = *boxed_val(obj);
+ ASSERT(is_header(hdr));
+ switch (hdr & _TAG_HEADER_MASK) {
+ case ARITYVAL_SUBTAG:
+ BIF_RET(ERTS_MAKE_AM("tuple"));
+ case EXPORT_SUBTAG:
+ BIF_RET(ERTS_MAKE_AM("export"));
+ case FUN_SUBTAG:
+ BIF_RET(ERTS_MAKE_AM("fun"));
+ case MAP_SUBTAG:
+ switch (MAP_HEADER_TYPE(hdr)) {
+ case MAP_HEADER_TAG_FLATMAP_HEAD :
+ BIF_RET(ERTS_MAKE_AM("flatmap"));
+ case MAP_HEADER_TAG_HAMT_HEAD_BITMAP :
+ case MAP_HEADER_TAG_HAMT_HEAD_ARRAY :
+ BIF_RET(ERTS_MAKE_AM("hashmap"));
+ case MAP_HEADER_TAG_HAMT_NODE_BITMAP :
+ BIF_RET(ERTS_MAKE_AM("hashmap_node"));
+ default:
+ erl_exit(ERTS_ABORT_EXIT, "term_type: bad map header type %d\n", MAP_HEADER_TYPE(hdr));
+ }
+ case REFC_BINARY_SUBTAG:
+ BIF_RET(ERTS_MAKE_AM("refc_binary"));
+ case HEAP_BINARY_SUBTAG:
+ BIF_RET(ERTS_MAKE_AM("heap_binary"));
+ case SUB_BINARY_SUBTAG:
+ BIF_RET(ERTS_MAKE_AM("sub_binary"));
+ case BIN_MATCHSTATE_SUBTAG:
+ BIF_RET(ERTS_MAKE_AM("matchstate"));
+ case POS_BIG_SUBTAG:
+ case NEG_BIG_SUBTAG:
+ BIF_RET(ERTS_MAKE_AM("bignum"));
+ case REF_SUBTAG:
+ BIF_RET(ERTS_MAKE_AM("reference"));
+ case EXTERNAL_REF_SUBTAG:
+ BIF_RET(ERTS_MAKE_AM("external_reference"));
+ case EXTERNAL_PID_SUBTAG:
+ BIF_RET(ERTS_MAKE_AM("external_pid"));
+ case EXTERNAL_PORT_SUBTAG:
+ BIF_RET(ERTS_MAKE_AM("external_port"));
+ case FLOAT_SUBTAG:
+ BIF_RET(ERTS_MAKE_AM("hfloat"));
+ default:
+ erl_exit(ERTS_ABORT_EXIT, "term_type: Invalid tag (0x%X)\n", hdr);
+ }
}
+ case TAG_PRIMARY_IMMED1:
+ switch (obj & _TAG_IMMED1_MASK) {
+ case _TAG_IMMED1_SMALL:
+ BIF_RET(ERTS_MAKE_AM("fixnum"));
+ case _TAG_IMMED1_PID:
+ BIF_RET(ERTS_MAKE_AM("pid"));
+ case _TAG_IMMED1_PORT:
+ BIF_RET(ERTS_MAKE_AM("port"));
+ case _TAG_IMMED1_IMMED2:
+ switch (obj & _TAG_IMMED2_MASK) {
+ case _TAG_IMMED2_ATOM:
+ BIF_RET(ERTS_MAKE_AM("atom"));
+ case _TAG_IMMED2_CATCH:
+ BIF_RET(ERTS_MAKE_AM("catch"));
+ case _TAG_IMMED2_NIL:
+ BIF_RET(ERTS_MAKE_AM("nil"));
+ default:
+ erl_exit(ERTS_ABORT_EXIT, "term_type: Invalid tag (0x%X)\n", obj);
+ }
+ default:
+ erl_exit(ERTS_ABORT_EXIT, "term_type: Invalid tag (0x%X)\n", obj);
+ }
+ default:
+ erl_exit(ERTS_ABORT_EXIT, "term_type: Invalid tag (0x%X)\n", obj);
}
- BIF_P->fvalue = BIF_ARG_1;
- BIF_ERROR(BIF_P, BADMAP);
}
/*
diff --git a/erts/emulator/test/erts_debug_SUITE.erl b/erts/emulator/test/erts_debug_SUITE.erl
index 35677f9953..bbba829501 100644
--- a/erts/emulator/test/erts_debug_SUITE.erl
+++ b/erts/emulator/test/erts_debug_SUITE.erl
@@ -24,13 +24,13 @@
-export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1,
init_per_group/2,end_per_group/2,
init_per_testcase/2,end_per_testcase/2,
- test_size/1,flat_size_big/1,df/1,
+ test_size/1,flat_size_big/1,df/1,term_type/1,
instructions/1]).
suite() -> [{ct_hooks,[ts_install_cth]}].
all() ->
- [test_size, flat_size_big, df, instructions].
+ [test_size, flat_size_big, df, instructions, term_type].
groups() ->
[].
@@ -138,6 +138,47 @@ flat_size_big_1(Term, Size0, Limit) when Size0 < Limit ->
end;
flat_size_big_1(_, _, _) -> ok.
+
+term_type(Config) when is_list(Config) ->
+ Ts = [{fixnum, 1},
+ {fixnum, -1},
+ {bignum, 1 bsl 300},
+ {bignum, -(1 bsl 300)},
+ {hfloat, 0.0},
+ {hfloat, 0.0/-1},
+ {hfloat, 1.0/(1 bsl 302)},
+ {hfloat, 1.0*(1 bsl 302)},
+ {hfloat, -1.0/(1 bsl 302)},
+ {hfloat, -1.0*(1 bsl 302)},
+ {hfloat, 3.1416},
+ {hfloat, 1.0e18},
+ {hfloat, -3.1416},
+ {hfloat, -1.0e18},
+
+ {heap_binary, <<1,2,3>>},
+ {refc_binary, <<0:(8*80)>>},
+ {sub_binary, <<5:7>>},
+
+ {flatmap, #{ a => 1}},
+ {hashmap, maps:from_list([{I,I}||I <- lists:seq(1,76)])},
+
+ {list, [1,2,3]},
+ {nil, []},
+ {tuple, {1,2,3}},
+ {tuple, {}},
+
+ {export, fun lists:sort/1},
+ {'fun', fun() -> ok end},
+ {pid, self()},
+ {atom, atom}],
+ lists:foreach(fun({E,Val}) ->
+ R = erts_internal:term_type(Val),
+ io:format("expecting term type ~w, got ~w (~p)~n", [E,R,Val]),
+ E = R
+ end, Ts),
+ ok.
+
+
df(Config) when is_list(Config) ->
P0 = pps(),
PrivDir = ?config(priv_dir, Config),
diff --git a/erts/emulator/test/map_SUITE.erl b/erts/emulator/test/map_SUITE.erl
index 6890c42b7a..bde0d408f3 100644
--- a/erts/emulator/test/map_SUITE.erl
+++ b/erts/emulator/test/map_SUITE.erl
@@ -2598,7 +2598,7 @@ hashmap_balance(KeyFun) ->
F = fun(I, {M0,Max0}) ->
Key = KeyFun(I),
M1 = M0#{Key => Key},
- Max1 = case erts_internal:map_type(M1) of
+ Max1 = case erts_internal:term_type(M1) of
hashmap ->
Nodes = hashmap_nodes(M1),
Avg = maps:size(M1) * 0.4,
@@ -3004,7 +3004,7 @@ t_gc_rare_map_overflow(Config) ->
Loop()
end),
FatMap = fatmap(34),
- false = (flatmap =:= erts_internal:map_type(FatMap)),
+ false = (flatmap =:= erts_internal:term_type(FatMap)),
t_gc_rare_map_overflow_do(Echo, FatMap, fun() -> erlang:garbage_collect() end),
diff --git a/erts/preloaded/ebin/erts_internal.beam b/erts/preloaded/ebin/erts_internal.beam
index dc8c711e1a..d63f79c327 100644
--- a/erts/preloaded/ebin/erts_internal.beam
+++ b/erts/preloaded/ebin/erts_internal.beam
Binary files differ
diff --git a/erts/preloaded/src/erts_internal.erl b/erts/preloaded/src/erts_internal.erl
index 7ed4efea4b..ce0a6a1d9e 100644
--- a/erts/preloaded/src/erts_internal.erl
+++ b/erts/preloaded/src/erts_internal.erl
@@ -31,7 +31,7 @@
-export([await_port_send_result/3]).
-export([cmp_term/2]).
--export([map_to_tuple_keys/1, map_type/1, map_hashmap_children/1]).
+-export([map_to_tuple_keys/1, term_type/1, map_hashmap_children/1]).
-export([port_command/3, port_connect/2, port_close/1,
port_control/3, port_call/3, port_info/1, port_info/2]).
@@ -215,12 +215,18 @@ cmp_term(_A,_B) ->
map_to_tuple_keys(_M) ->
erlang:nif_error(undefined).
-%% return the internal map type
--spec map_type(M) -> Type when
- M :: map(),
- Type :: 'flatmap' | 'hashmap' | 'hashmap_node'.
-
-map_type(_M) ->
+%% return the internal term type
+-spec term_type(T) -> Type when
+ T :: term(),
+ Type :: 'flatmap' | 'hashmap' | 'hashmap_node'
+ | 'fixnum' | 'bignum' | 'hfloat'
+ | 'list' | 'tuple' | 'export' | 'fun'
+ | 'refc_binary' | 'heap_binary' | 'sub_binary'
+ | 'reference' | 'external_reference'
+ | 'pid' | 'external_pid' | 'port' | 'external_port'
+ | 'atom' | 'catch' | 'nil'.
+
+term_type(_T) ->
erlang:nif_error(undefined).
%% return the internal hashmap sub-nodes from
diff --git a/lib/kernel/src/erts_debug.erl b/lib/kernel/src/erts_debug.erl
index 87f001fdf4..8e2b5ad214 100644
--- a/lib/kernel/src/erts_debug.erl
+++ b/lib/kernel/src/erts_debug.erl
@@ -243,7 +243,7 @@ map_size(Map,Seen0,Sum0) ->
%% is not allowed to leak anywhere. They are only allowed in
%% containers (cons cells and tuples, not maps), in gc and
%% in erts_debug:same/2
- case erts_internal:map_type(Map) of
+ case erts_internal:term_type(Map) of
flatmap ->
Kt = erts_internal:map_to_tuple_keys(Map),
Vs = maps:values(Map),
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-19 03:49:28 +0000