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authorHenrik Nord <[email protected]>2012-07-06 12:25:36 +0200
committerHenrik Nord <[email protected]>2012-07-06 12:25:36 +0200
commitc075ac6484e3d5a93a0d870ab4483d39ae26eaec (patch)
treef12a3bdcd9cdba0c52b85a8ac9f0b19bef72dcdb /lib/runtime_tools/src/dyntrace.erl
parent0eed86218c2f9e1dfadb25b0ec993d207e43d25e (diff)
parent978cdb3543f67838b8900d05a833ebeef7ac7295 (diff)
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Merge branch 'slf/dtrace-nif-N-probes' into maint
* slf/dtrace-nif-N-probes: Remove crufty scaffolding code Add 1024 separate USDT probes to dyntrace.erl and dyntrace.c Conflicts: lib/runtime_tools/src/dyntrace.erl OTP-10143
Diffstat (limited to 'lib/runtime_tools/src/dyntrace.erl')
-rw-r--r--lib/runtime_tools/src/dyntrace.erl116
1 files changed, 113 insertions, 3 deletions
diff --git a/lib/runtime_tools/src/dyntrace.erl b/lib/runtime_tools/src/dyntrace.erl
index 3146a44350..b4579fd5ce 100644
--- a/lib/runtime_tools/src/dyntrace.erl
+++ b/lib/runtime_tools/src/dyntrace.erl
@@ -37,7 +37,8 @@
-export([available/0,
user_trace_s1/1, % TODO: unify with pid & tag args like user_trace_i4s4
- p/0, p/1, p/2, p/3, p/4, p/5, p/6, p/7, p/8]).
+ p/0, p/1, p/2, p/3, p/4, p/5, p/6, p/7, p/8,
+ pn/1, pn/2, pn/3, pn/4, pn/5, pn/6, pn/7, pn/8, pn/9]).
-export([put_tag/1, get_tag/0, get_tag_data/0, spread_tag/1, restore_tag/1]).
-export([user_trace_i4s4/9]). % Know what you're doing!
@@ -45,6 +46,7 @@
-type probe_arg() :: integer() | iolist().
-type int_p_arg() :: integer() | iolist() | undef.
+-type n_probe_label() :: 0..1023.
%% The *_maybe() types use atom() instead of a stricter 'undef'
%% because user_trace_i4s4/9 is exposed to the outside world, and
@@ -113,6 +115,16 @@ user_trace_s1(_Message) ->
user_trace_i4s4(_, _, _, _, _, _, _, _, _) ->
erlang:nif_error(nif_not_loaded).
+-spec user_trace_n(n_probe_label(), iolist(),
+ integer_maybe(), integer_maybe(),
+ integer_maybe(), integer_maybe(),
+ iolist_maybe(), iolist_maybe(),
+ iolist_maybe(), iolist_maybe()) ->
+ true | false | error | badarg.
+
+user_trace_n(_, _, _, _, _, _, _, _, _, _) ->
+ erlang:nif_error(nif_not_loaded).
+
%%%
%%% Erlang support functions
%%%
@@ -216,6 +228,106 @@ user_trace_int(I1, I2, I3, I4, S1, S2, S3, S4) ->
false
end.
+-spec pn(n_probe_label()) -> true | false | error | badarg.
+
+pn(ProbeLabel) ->
+ user_trace_n_int(ProbeLabel, undef, undef, undef, undef, undef, undef, undef, undef).
+
+-spec pn(n_probe_label(), probe_arg()) -> true | false | error | badarg.
+
+pn(ProbeLabel, I1) when is_integer(I1) ->
+ user_trace_n_int(ProbeLabel, I1, undef, undef, undef, undef, undef, undef, undef);
+pn(ProbeLabel, S1) ->
+ user_trace_n_int(ProbeLabel, undef, undef, undef, undef, S1, undef, undef, undef).
+
+-spec pn(n_probe_label(), probe_arg(), probe_arg()) -> true | false | error | badarg.
+
+pn(ProbeLabel, I1, I2) when is_integer(I1), is_integer(I2) ->
+ user_trace_n_int(ProbeLabel, I1, I2, undef, undef, undef, undef, undef, undef);
+pn(ProbeLabel, I1, S1) when is_integer(I1) ->
+ user_trace_n_int(ProbeLabel, I1, undef, undef, undef, S1, undef, undef, undef);
+pn(ProbeLabel, S1, S2) ->
+ user_trace_n_int(ProbeLabel, undef, undef, undef, undef, S1, S2, undef, undef).
+
+-spec pn(n_probe_label(), probe_arg(), probe_arg(), probe_arg()) -> true | false | error | badarg.
+
+pn(ProbeLabel, I1, I2, I3) when is_integer(I1), is_integer(I2), is_integer(I3) ->
+ user_trace_n_int(ProbeLabel, I1, I2, I3, undef, undef, undef, undef, undef);
+pn(ProbeLabel, I1, I2, S1) when is_integer(I1), is_integer(I2) ->
+ user_trace_n_int(ProbeLabel, I1, I2, undef, undef, S1, undef, undef, undef);
+pn(ProbeLabel, I1, S1, S2) when is_integer(I1) ->
+ user_trace_n_int(ProbeLabel, I1, undef, undef, undef, S1, S2, undef, undef);
+pn(ProbeLabel, S1, S2, S3) ->
+ user_trace_n_int(ProbeLabel, undef, undef, undef, undef, S1, S2, S3, undef).
+
+-spec pn(n_probe_label(), probe_arg(), probe_arg(), probe_arg(), probe_arg()) ->
+ true | false | error | badarg.
+
+pn(ProbeLabel, I1, I2, I3, I4) when is_integer(I1), is_integer(I2), is_integer(I3), is_integer(I4) ->
+ user_trace_n_int(ProbeLabel, I1, I2, I3, I4, undef, undef, undef, undef);
+pn(ProbeLabel, I1, I2, I3, S1) when is_integer(I1), is_integer(I2), is_integer(I3) ->
+ user_trace_n_int(ProbeLabel, I1, I2, I3, undef, S1, undef, undef, undef);
+pn(ProbeLabel, I1, I2, S1, S2) when is_integer(I1), is_integer(I2) ->
+ user_trace_n_int(ProbeLabel, I1, I2, undef, undef, S1, S2, undef, undef);
+pn(ProbeLabel, I1, S1, S2, S3) when is_integer(I1) ->
+ user_trace_n_int(ProbeLabel, I1, undef, undef, undef, S1, S2, S3, undef);
+pn(ProbeLabel, S1, S2, S3, S4) ->
+ user_trace_n_int(ProbeLabel, undef, undef, undef, undef, S1, S2, S3, S4).
+
+-spec pn(n_probe_label(), probe_arg(), probe_arg(), probe_arg(), probe_arg(),
+ probe_arg()) ->
+ true | false | error | badarg.
+
+pn(ProbeLabel, I1, I2, I3, I4, S1) when is_integer(I1), is_integer(I2), is_integer(I3), is_integer(I4) ->
+ user_trace_n_int(ProbeLabel, I1, I2, I3, I4, S1, undef, undef, undef);
+pn(ProbeLabel, I1, I2, I3, S1, S2) when is_integer(I1), is_integer(I2), is_integer(I3) ->
+ user_trace_n_int(ProbeLabel, I1, I2, I3, undef, S1, S2, undef, undef);
+pn(ProbeLabel, I1, I2, S1, S2, S3) when is_integer(I1), is_integer(I2) ->
+ user_trace_n_int(ProbeLabel, I1, I2, undef, undef, S1, S2, S3, undef);
+pn(ProbeLabel, I1, S1, S2, S3, S4) when is_integer(I1) ->
+ user_trace_n_int(ProbeLabel, I1, undef, undef, undef, S1, S2, S3, S4).
+
+-spec pn(n_probe_label(), probe_arg(), probe_arg(), probe_arg(), probe_arg(),
+ probe_arg(), probe_arg()) ->
+ true | false | error | badarg.
+
+pn(ProbeLabel, I1, I2, I3, I4, S1, S2) when is_integer(I1), is_integer(I2), is_integer(I3), is_integer(I4) ->
+ user_trace_n_int(ProbeLabel, I1, I2, I3, I4, S1, S2, undef, undef);
+pn(ProbeLabel, I1, I2, I3, S1, S2, S3) when is_integer(I1), is_integer(I2), is_integer(I3) ->
+ user_trace_n_int(ProbeLabel, I1, I2, I3, undef, S1, S2, S3, undef);
+pn(ProbeLabel, I1, I2, S1, S2, S3, S4) when is_integer(I1), is_integer(I2) ->
+ user_trace_n_int(ProbeLabel, I1, I2, undef, undef, S1, S2, S3, S4).
+
+-spec pn(n_probe_label(), probe_arg(), probe_arg(), probe_arg(), probe_arg(),
+ probe_arg(), probe_arg(), probe_arg()) ->
+ true | false | error | badarg.
+
+pn(ProbeLabel, I1, I2, I3, I4, S1, S2, S3) when is_integer(I1), is_integer(I2), is_integer(I3), is_integer(I4) ->
+ user_trace_n_int(ProbeLabel, I1, I2, I3, I4, S1, S2, S3, undef);
+pn(ProbeLabel, I1, I2, I3, S1, S2, S3, S4) when is_integer(I1), is_integer(I2), is_integer(I3) ->
+ user_trace_n_int(ProbeLabel, I1, I2, I3, undef, S1, S2, S3, S4).
+
+-spec pn(n_probe_label(), probe_arg(), probe_arg(), probe_arg(), probe_arg(),
+ probe_arg(), probe_arg(), probe_arg(), probe_arg()) ->
+ true | false | error | badarg.
+
+pn(ProbeLabel, I1, I2, I3, I4, S1, S2, S3, S4) when is_integer(I1), is_integer(I2), is_integer(I3), is_integer(I4) ->
+ user_trace_n_int(ProbeLabel, I1, I2, I3, I4, S1, S2, S3, S4).
+
+-spec user_trace_n_int(n_probe_label(),
+ int_p_arg(), int_p_arg(), int_p_arg(), int_p_arg(),
+ int_p_arg(), int_p_arg(), int_p_arg(), int_p_arg()) ->
+ true | false | error | badarg.
+
+user_trace_n_int(ProbeLabel, I1, I2, I3, I4, S1, S2, S3, S4) ->
+ UTag = get_tag(),
+ try
+ user_trace_n(ProbeLabel, UTag, I1, I2, I3, I4, S1, S2, S3, S4)
+ catch
+ error:nif_not_loaded ->
+ false
+ end.
+
-spec put_tag(undefined | iodata()) -> binary() | undefined.
put_tag(Data) ->
erlang:dt_put_tag(unicode:characters_to_binary(Data)).
@@ -238,5 +350,3 @@ spread_tag(B) ->
-spec restore_tag(true | {non_neg_integer(), binary() | []}) -> true.
restore_tag(T) ->
erlang:dt_restore_tag(T).
-
-