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Diffstat (limited to 'erts/emulator/beam/bif.c')
-rw-r--r--erts/emulator/beam/bif.c95
1 files changed, 49 insertions, 46 deletions
diff --git a/erts/emulator/beam/bif.c b/erts/emulator/beam/bif.c
index 13d31285b2..06a1230ca0 100644
--- a/erts/emulator/beam/bif.c
+++ b/erts/emulator/beam/bif.c
@@ -2675,7 +2675,7 @@ BIF_RETTYPE list_to_atom_1(BIF_ALIST_1)
if (i < 0) {
erts_free(ERTS_ALC_T_TMP, (void *) buf);
- i = list_length(BIF_ARG_1);
+ i = erts_list_length(BIF_ARG_1);
if (i > MAX_ATOM_CHARACTERS) {
BIF_ERROR(BIF_P, SYSTEM_LIMIT);
}
@@ -2953,7 +2953,7 @@ BIF_RETTYPE list_to_integer_2(BIF_ALIST_2)
char *buf = NULL;
int base;
- i = list_length(BIF_ARG_1);
+ i = erts_list_length(BIF_ARG_1);
if (i < 0)
BIF_ERROR(BIF_P, BADARG);
@@ -3292,7 +3292,7 @@ BIF_RETTYPE list_to_float_1(BIF_ALIST_1)
Eterm res;
char *buf = NULL;
- i = list_length(BIF_ARG_1);
+ i = erts_list_length(BIF_ARG_1);
if (i < 0)
BIF_ERROR(BIF_P, BADARG);
@@ -3407,7 +3407,7 @@ BIF_RETTYPE list_to_tuple_1(BIF_ALIST_1)
Eterm* hp;
int len;
- if ((len = list_length(list)) < 0 || len > ERTS_MAX_TUPLE_SIZE) {
+ if ((len = erts_list_length(list)) < 0 || len > ERTS_MAX_TUPLE_SIZE) {
BIF_ERROR(BIF_P, BADARG);
}
@@ -3764,45 +3764,6 @@ BIF_RETTYPE now_0(BIF_ALIST_0)
/**********************************************************************/
-BIF_RETTYPE garbage_collect_1(BIF_ALIST_1)
-{
- int reds;
- Process *rp;
-
- if (is_not_pid(BIF_ARG_1)) {
- BIF_ERROR(BIF_P, BADARG);
- }
-
- if (BIF_P->common.id == BIF_ARG_1)
- rp = BIF_P;
- else {
-#ifdef ERTS_SMP
- rp = erts_pid2proc_suspend(BIF_P, ERTS_PROC_LOCK_MAIN,
- BIF_ARG_1, ERTS_PROC_LOCK_MAIN);
- if (rp == ERTS_PROC_LOCK_BUSY)
- ERTS_BIF_YIELD1(bif_export[BIF_garbage_collect_1], BIF_P, BIF_ARG_1);
-#else
- rp = erts_proc_lookup(BIF_ARG_1);
-#endif
- if (!rp)
- BIF_RET(am_false);
- }
-
- /* The GC cost is taken for the process executing this BIF. */
-
- FLAGS(rp) |= F_NEED_FULLSWEEP;
- reds = erts_garbage_collect(rp, 0, rp->arg_reg, rp->arity);
-
-#ifdef ERTS_SMP
- if (BIF_P != rp) {
- erts_resume(rp, ERTS_PROC_LOCK_MAIN);
- erts_smp_proc_unlock(rp, ERTS_PROC_LOCK_MAIN);
- }
-#endif
-
- BIF_RET2(am_true, reds);
-}
-
BIF_RETTYPE garbage_collect_0(BIF_ALIST_0)
{
int reds;
@@ -4372,7 +4333,11 @@ BIF_RETTYPE system_flag_2(BIF_ALIST_2)
switch (erts_set_schedulers_online(BIF_P,
ERTS_PROC_LOCK_MAIN,
signed_val(BIF_ARG_2),
- &old_no)) {
+ &old_no
+#ifdef ERTS_DIRTY_SCHEDULERS
+ , 0
+#endif
+ )) {
case ERTS_SCHDLR_SSPND_DONE:
BIF_RET(make_small(old_no));
case ERTS_SCHDLR_SSPND_YIELD_RESTART:
@@ -4504,6 +4469,33 @@ BIF_RETTYPE system_flag_2(BIF_ALIST_2)
ref,
old ? am_true : am_false);
}
+#if defined(ERTS_SMP) && defined(ERTS_DIRTY_SCHEDULERS)
+ } else if (BIF_ARG_1 == am_dirty_cpu_schedulers_online) {
+ Sint old_no;
+ if (!is_small(BIF_ARG_2))
+ goto error;
+ switch (erts_set_schedulers_online(BIF_P,
+ ERTS_PROC_LOCK_MAIN,
+ signed_val(BIF_ARG_2),
+ &old_no,
+ 1)) {
+ case ERTS_SCHDLR_SSPND_DONE:
+ BIF_RET(make_small(old_no));
+ case ERTS_SCHDLR_SSPND_YIELD_RESTART:
+ ERTS_VBUMP_ALL_REDS(BIF_P);
+ BIF_TRAP2(bif_export[BIF_system_flag_2],
+ BIF_P, BIF_ARG_1, BIF_ARG_2);
+ case ERTS_SCHDLR_SSPND_YIELD_DONE:
+ ERTS_BIF_YIELD_RETURN_X(BIF_P, make_small(old_no),
+ am_dirty_cpu_schedulers_online);
+ case ERTS_SCHDLR_SSPND_EINVAL:
+ goto error;
+ default:
+ ASSERT(0);
+ BIF_ERROR(BIF_P, EXC_INTERNAL_ERROR);
+ break;
+ }
+#endif
} else if (ERTS_IS_ATOM_STR("scheduling_statistics", BIF_ARG_1)) {
int what;
if (ERTS_IS_ATOM_STR("disable", BIF_ARG_2))
@@ -4527,7 +4519,7 @@ BIF_RETTYPE system_flag_2(BIF_ALIST_2)
BIF_P->group_leader,
"A call to erlang:system_flag(cpu_topology, _) was made.\n"
"The cpu_topology argument is deprecated and scheduled\n"
- "for removal in erts-5.10/OTP-R16. For more information\n"
+ "for removal in Erlang/OTP 18. For more information\n"
"see the erlang:system_flag/2 documentation.\n");
BIF_TRAP1(set_cpu_topology_trap, BIF_P, BIF_ARG_2);
} else if (ERTS_IS_ATOM_STR("scheduler_bind_type", BIF_ARG_1)) {
@@ -4535,7 +4527,7 @@ BIF_RETTYPE system_flag_2(BIF_ALIST_2)
BIF_P->group_leader,
"A call to erlang:system_flag(scheduler_bind_type, _) was\n"
"made. The scheduler_bind_type argument is deprecated and\n"
- "scheduled for removal in erts-5.10/OTP-R16. For more\n"
+ "scheduled for removal in Erlang/OTP 18. For more\n"
"information see the erlang:system_flag/2 documentation.\n");
return erts_bind_schedulers(BIF_P, BIF_ARG_2);
}
@@ -4654,6 +4646,17 @@ BIF_RETTYPE bump_reductions_1(BIF_ALIST_1)
BIF_RET2(am_true, reds);
}
+BIF_RETTYPE erts_internal_cmp_term_2(BIF_ALIST_2) {
+ int res = CMP_TERM(BIF_ARG_1,BIF_ARG_2);
+
+ /* ensure -1, 0, 1 result */
+ if (res < 0) {
+ BIF_RET(make_small(-1));
+ } else if (res > 0) {
+ BIF_RET(make_small(1));
+ }
+ BIF_RET(make_small(0));
+}
/*
* Processes doing yield on return in a bif ends up in bif_return_trap().
*/