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-rw-r--r--erts/preloaded/src/erts_internal.erl150
1 files changed, 135 insertions, 15 deletions
diff --git a/erts/preloaded/src/erts_internal.erl b/erts/preloaded/src/erts_internal.erl
index 6db77a8482..330fcc4a9c 100644
--- a/erts/preloaded/src/erts_internal.erl
+++ b/erts/preloaded/src/erts_internal.erl
@@ -31,8 +31,8 @@
-export([await_port_send_result/3]).
-export([cmp_term/2]).
--export([map_to_tuple_keys/1, map_type/1, map_hashmap_children/1]).
--export([port_command/3, port_connect/2, port_close/1,
+-export([map_to_tuple_keys/1, term_type/1, map_hashmap_children/1]).
+-export([open_port/2, port_command/3, port_connect/2, port_close/1,
port_control/3, port_call/3, port_info/1, port_info/2]).
-export([system_check/1,
@@ -40,16 +40,24 @@
-export([request_system_task/3]).
--export([check_process_code/2]).
+-export([check_process_code/3]).
+-export([copy_literals/2]).
+-export([purge_module/1]).
-export([flush_monitor_messages/3]).
-export([await_result/1, gather_io_bytes/2]).
--export([time_unit/0]).
+-export([time_unit/0, perf_counter_unit/0]).
-export([is_system_process/1]).
+-export([await_microstate_accounting_modifications/3,
+ gather_microstate_accounting_result/2]).
+
+%% Auto-import name clash
+-export([check_process_code/2]).
+
%%
%% Await result of send to port
%%
@@ -91,6 +99,13 @@ gather_io_bytes(Ref, No, InAcc, OutAcc) ->
%% Statically linked port NIFs
%%
+-spec erts_internal:open_port(PortName, PortSettings) -> Result when
+ PortName :: tuple(),
+ PortSettings :: term(),
+ Result :: port() | reference() | atom().
+open_port(_PortName, _PortSettings) ->
+ erlang:nif_error(undefined).
+
-spec erts_internal:port_command(Port, Data, OptionList) -> Result when
Port :: port() | atom(),
Data :: iodata(),
@@ -187,17 +202,86 @@ port_info(_Result, _Item) ->
-spec request_system_task(Pid, Prio, Request) -> 'ok' when
Prio :: 'max' | 'high' | 'normal' | 'low',
Request :: {'garbage_collect', term()}
- | {'check_process_code', term(), module(), boolean()},
+ | {'check_process_code', term(), module(), non_neg_integer()},
Pid :: pid().
request_system_task(_Pid, _Prio, _Request) ->
erlang:nif_error(undefined).
--spec check_process_code(Module, OptionList) -> boolean() when
+-define(ERTS_CPC_ALLOW_GC, (1 bsl 0)).
+-define(ERTS_CPC_COPY_LITERALS, (1 bsl 1)).
+
+-spec check_process_code(Module, Flags) -> boolean() when
+ Module :: module(),
+ Flags :: non_neg_integer().
+check_process_code(_Module, _Flags) ->
+ erlang:nif_error(undefined).
+
+-spec check_process_code(Pid, Module, OptionList) -> CheckResult | async when
+ Pid :: pid(),
+ Module :: module(),
+ RequestId :: term(),
+ Option :: {async, RequestId} | {allow_gc, boolean()} | {copy_literals, boolean()},
+ OptionList :: [Option],
+ CheckResult :: boolean() | aborted.
+check_process_code(Pid, Module, OptionList) ->
+ {Async, Flags} = get_cpc_opts(OptionList, sync, ?ERTS_CPC_ALLOW_GC),
+ case Async of
+ {async, ReqId} ->
+ {priority, Prio} = erlang:process_info(erlang:self(),
+ priority),
+ erts_internal:request_system_task(Pid,
+ Prio,
+ {check_process_code,
+ ReqId,
+ Module,
+ Flags}),
+ async;
+ sync ->
+ case Pid == erlang:self() of
+ true ->
+ erts_internal:check_process_code(Module, Flags);
+ false ->
+ {priority, Prio} = erlang:process_info(erlang:self(),
+ priority),
+ ReqId = erlang:make_ref(),
+ erts_internal:request_system_task(Pid,
+ Prio,
+ {check_process_code,
+ ReqId,
+ Module,
+ Flags}),
+ receive
+ {check_process_code, ReqId, CheckResult} ->
+ CheckResult
+ end
+ end
+ end.
+
+% gets async and flag opts and verify valid option list
+get_cpc_opts([{async, _ReqId} = AsyncTuple | Options], _OldAsync, Flags) ->
+ get_cpc_opts(Options, AsyncTuple, Flags);
+get_cpc_opts([{allow_gc, AllowGC} | Options], Async, Flags) ->
+ get_cpc_opts(Options, Async, cpc_flags(Flags, ?ERTS_CPC_ALLOW_GC, AllowGC));
+get_cpc_opts([{copy_literals, CopyLit} | Options], Async, Flags) ->
+ get_cpc_opts(Options, Async, cpc_flags(Flags, ?ERTS_CPC_COPY_LITERALS, CopyLit));
+get_cpc_opts([], Async, Flags) ->
+ {Async, Flags}.
+
+cpc_flags(OldFlags, Bit, true) ->
+ OldFlags bor Bit;
+cpc_flags(OldFlags, Bit, false) ->
+ OldFlags band (bnot Bit).
+
+-spec copy_literals(Module,Bool) -> 'true' | 'false' | 'aborted' when
Module :: module(),
- Option :: {allow_gc, boolean()},
- OptionList :: [Option].
-check_process_code(_Module, _OptionList) ->
+ Bool :: boolean().
+copy_literals(_Mod, _Bool) ->
+ erlang:nif_error(undefined).
+
+-spec purge_module(Module) -> boolean() when
+ Module :: module().
+purge_module(_Module) ->
erlang:nif_error(undefined).
-spec system_check(Type) -> 'ok' when
@@ -235,12 +319,18 @@ 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
@@ -278,8 +368,38 @@ flush_monitor_messages(Ref, Multi, Res) when is_reference(Ref) ->
time_unit() ->
erlang:nif_error(undefined).
+-spec erts_internal:perf_counter_unit() -> pos_integer().
+
+perf_counter_unit() ->
+ erlang:nif_error(undefined).
+
-spec erts_internal:is_system_process(Pid) -> boolean() when
Pid :: pid().
is_system_process(_Pid) ->
erlang:nif_error(undefined).
+
+-spec await_microstate_accounting_modifications(Ref, Result, Threads) -> boolean() when
+ Ref :: reference(),
+ Result :: boolean(),
+ Threads :: pos_integer().
+
+await_microstate_accounting_modifications(Ref, Result, Threads) ->
+ _ = microstate_accounting(Ref,Threads),
+ Result.
+
+-spec gather_microstate_accounting_result(Ref, Threads) -> [#{}] when
+ Ref :: reference(),
+ Threads :: pos_integer().
+
+gather_microstate_accounting_result(Ref, Threads) ->
+ microstate_accounting(Ref, Threads).
+
+microstate_accounting(_Ref, 0) ->
+ [];
+microstate_accounting(Ref, Threads) ->
+ receive
+ Ref -> microstate_accounting(Ref, Threads - 1);
+ {Ref, Res} ->
+ [Res | microstate_accounting(Ref, Threads - 1)]
+ end.
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-07 00:33:17 +0000