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-rw-r--r--erts/emulator/beam/bif.c174
1 files changed, 97 insertions, 77 deletions
diff --git a/erts/emulator/beam/bif.c b/erts/emulator/beam/bif.c
index 04498332b0..000397e790 100644
--- a/erts/emulator/beam/bif.c
+++ b/erts/emulator/beam/bif.c
@@ -2810,38 +2810,110 @@ BIF_RETTYPE list_to_existing_atom_1(BIF_ALIST_1)
/* convert an integer to a list of ascii integers */
-BIF_RETTYPE integer_to_list_1(BIF_ALIST_1)
+static Eterm integer_to_list(Process *c_p, Eterm num, int base)
{
- Eterm* hp;
+ Eterm *hp;
+ Eterm res;
Uint need;
+ if (is_small(num)) {
+ char s[128];
+ char *c = s;
+ Uint digits;
+
+ digits = Sint_to_buf(signed_val(num), base, &c, sizeof(s));
+ need = 2 * digits;
+
+ hp = HAlloc(c_p, need);
+ res = buf_to_intlist(&hp, c, digits, NIL);
+ } else {
+ const int DIGITS_PER_RED = 16;
+ Eterm *hp_end;
+ Uint digits;
+
+ digits = big_integer_estimate(num, base);
+
+ if ((digits / DIGITS_PER_RED) > ERTS_BIF_REDS_LEFT(c_p)) {
+ ErtsSchedulerData *esdp = erts_get_scheduler_data();
+
+ /* This could take a very long time, tell the caller to reschedule
+ * us to a dirty CPU scheduler if we aren't already on one. */
+ if (esdp->type == ERTS_SCHED_NORMAL) {
+ return THE_NON_VALUE;
+ }
+ } else {
+ BUMP_REDS(c_p, digits / DIGITS_PER_RED);
+ }
+
+ need = 2 * digits;
+
+ hp = HAlloc(c_p, need);
+ hp_end = hp + need;
+
+ res = erts_big_to_list(num, base, &hp);
+ HRelease(c_p, hp_end, hp);
+ }
+
+ return res;
+}
+
+BIF_RETTYPE integer_to_list_1(BIF_ALIST_1)
+{
+ Eterm res;
+
if (is_not_integer(BIF_ARG_1)) {
- BIF_ERROR(BIF_P, BADARG);
+ BIF_ERROR(BIF_P, BADARG);
}
- if (is_small(BIF_ARG_1)) {
- char *c;
- int n;
- struct Sint_buf ibuf;
+ res = integer_to_list(BIF_P, BIF_ARG_1, 10);
- c = Sint_to_buf(signed_val(BIF_ARG_1), &ibuf);
- n = sys_strlen(c);
- need = 2*n;
- hp = HAlloc(BIF_P, need);
- BIF_RET(buf_to_intlist(&hp, c, n, NIL));
+ if (is_non_value(res)) {
+ Eterm args[1];
+ args[0] = BIF_ARG_1;
+ return erts_schedule_bif(BIF_P,
+ args,
+ BIF_I,
+ integer_to_list_1,
+ ERTS_SCHED_DIRTY_CPU,
+ am_erlang,
+ am_integer_to_list,
+ 1);
}
- else {
- int n = big_decimal_estimate(BIF_ARG_1);
- Eterm res;
- Eterm* hp_end;
- need = 2*n;
- hp = HAlloc(BIF_P, need);
- hp_end = hp + need;
- res = erts_big_to_list(BIF_ARG_1, &hp);
- HRelease(BIF_P,hp_end,hp);
- BIF_RET(res);
+ return res;
+}
+
+BIF_RETTYPE integer_to_list_2(BIF_ALIST_2)
+{
+ Eterm res;
+ SWord base;
+
+ if (is_not_integer(BIF_ARG_1) || is_not_small(BIF_ARG_2)) {
+ BIF_ERROR(BIF_P, BADARG);
}
+
+ base = signed_val(BIF_ARG_2);
+ if (base < 2 || base > 36) {
+ BIF_ERROR(BIF_P, BADARG);
+ }
+
+ res = integer_to_list(BIF_P, BIF_ARG_1, base);
+
+ if (is_non_value(res)) {
+ Eterm args[2];
+ args[0] = BIF_ARG_1;
+ args[1] = BIF_ARG_2;
+ return erts_schedule_bif(BIF_P,
+ args,
+ BIF_I,
+ integer_to_list_2,
+ ERTS_SCHED_DIRTY_CPU,
+ am_erlang,
+ am_integer_to_list,
+ 2);
+ }
+
+ return res;
}
/**********************************************************************/
@@ -4629,6 +4701,9 @@ BIF_RETTYPE system_flag_2(BIF_ALIST_2)
return erts_bind_schedulers(BIF_P, BIF_ARG_2);
} else if (ERTS_IS_ATOM_STR("erts_alloc", BIF_ARG_1)) {
return erts_alloc_set_dyn_param(BIF_P, BIF_ARG_2);
+ } else if (ERTS_IS_ATOM_STR("system_logger", BIF_ARG_1)) {
+ Eterm res = erts_set_system_logger(BIF_ARG_2);
+ if (is_value(res)) BIF_RET(res);
}
error:
BIF_ERROR(BIF_P, BADARG);
@@ -5131,61 +5206,6 @@ erts_call_dirty_bif(ErtsSchedulerData *esdp, Process *c_p, BeamInstr *I, Eterm *
return exiting;
}
-
-
-#ifdef HARDDEBUG
-/*
-You'll need this line in bif.tab to be able to use this debug bif
-
-bif erlang:send_to_logger/2
-
-*/
-BIF_RETTYPE send_to_logger_2(BIF_ALIST_2)
-{
- byte *buf;
- ErlDrvSizeT len;
- if (!is_atom(BIF_ARG_1) || !(is_list(BIF_ARG_2) ||
- is_nil(BIF_ARG_1))) {
- BIF_ERROR(BIF_P,BADARG);
- }
- if (erts_iolist_size(BIF_ARG_2, &len) != 0)
- BIF_ERROR(BIF_P,BADARG);
- else if (len == 0)
- buf = "";
- else {
-#ifdef DEBUG
- ErlDrvSizeT len2;
-#endif
- buf = (byte *) erts_alloc(ERTS_ALC_T_TMP, len+1);
-#ifdef DEBUG
- len2 =
-#else
- (void)
-#endif
- erts_iolist_to_buf(BIF_ARG_2, buf, len);
- ASSERT(len2 == len);
- buf[len] = '\0';
- switch (BIF_ARG_1) {
- case am_info:
- erts_send_info_to_logger(BIF_P->group_leader, buf, len);
- break;
- case am_warning:
- erts_send_warning_to_logger(BIF_P->group_leader, buf, len);
- break;
- case am_error:
- erts_send_error_to_logger(BIF_P->group_leader, buf, len);
- break;
- default:
- {
- BIF_ERROR(BIF_P,BADARG);
- }
- }
- erts_free(ERTS_ALC_T_TMP, (void *) buf);
- }
- BIF_RET(am_true);
-}
-#endif /* HARDDEBUG */
-
BIF_RETTYPE get_module_info_1(BIF_ALIST_1)
{
Eterm ret = erts_module_info_0(BIF_P, BIF_ARG_1);