diff options
Diffstat (limited to 'erts/emulator/beam/bif.c')
| -rw-r--r-- | erts/emulator/beam/bif.c | 54 |
1 files changed, 13 insertions, 41 deletions
diff --git a/erts/emulator/beam/bif.c b/erts/emulator/beam/bif.c index 13d31285b2..9c4801041f 100644 --- a/erts/emulator/beam/bif.c +++ b/erts/emulator/beam/bif.c @@ -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; @@ -4527,7 +4488,7 @@ 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 +4496,7 @@ 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 +4615,17 @@ 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(). */ |