Merge branch 'pan/dtrace' into maint

* pan/dtrace: (22 commits)
  Use distinct function-entry probes for local and global calls
  Correct calculation of stack depth in call/return probes
  Add probes for all kind of calls
  Don't try to "clean up" generated fun names
  erl_process.c: Fix probe for process exit
  Remove code causing dialyzer warning from prim_file
  Add documentation for dyntrace and system_info changes
  Update slogan and add system_info for dynamic trace
  Update README's for dtrace and systemtap
  Rename dyntrace BIFs to more suiting names
  If VM probes are not enabled, short-circuit calls to probe BIFs
  beam_makeops: Add a simple preprocessor
  Ifdef all dynamic trace code
  Move dtrace erlang code and NIF into runtime_tools
  Correct some errors in the user tag spreading
  Change to more specific configure options for dtrace
  Add user tag spreading functionality to VM and use in file
  Update dtrace for changes in R15
  Add DTrace support for OS X, Solaris, and Linux (via SystemTap), 4/4
  Add DTrace support for OS X, Solaris, and Linux (via SystemTap), 3/4
  ...

OTP-10017

1 files changed, 42 insertions, 9 deletions

diff --git a/erts/emulator/beam/erl_trace.c b/erts/emulator/beam/erl_trace.c
index b1d1e1d9b0..4261cd03be 100644
--- a/erts/emulator/beam/erl_trace.c
+++ b/erts/emulator/beam/erl_trace.c
@@ -125,8 +125,13 @@ do { \
     enqueue_sys_msg_unlocked(SYS_MSG_TYPE_TRACE, (FPID), (TPID), (MSG), (BP)); \
 } while(0)
 #else
+#ifdef USE_VM_PROBES
 #define ERTS_ENQ_TRACE_MSG(FPID, TPROC, MSG, BP) \
-  erts_queue_message((TPROC), NULL, (BP), (MSG), NIL)
+    erts_queue_message((TPROC), NULL, (BP), (MSG), NIL, NIL)
+#else
+#define ERTS_ENQ_TRACE_MSG(FPID, TPROC, MSG, BP) \
+    erts_queue_message((TPROC), NULL, (BP), (MSG), NIL)
+#endif
 #endif
 
 /*
@@ -583,7 +588,11 @@ profile_send(Eterm from, Eterm message) {
 	hp = erts_alloc_message_heap(sz, &bp, &off_heap, profile_p, 0);
 	msg = copy_struct(message, sz, &hp, &bp->off_heap);
 	
-    	erts_queue_message(profile_p, NULL, bp, msg, NIL);
+    	erts_queue_message(profile_p, NULL, bp, msg, NIL
+#ifdef USE_VM_PROBES
+			   , NIL
+#endif
+			   );
     }
 }
 
@@ -994,9 +1003,13 @@ seq_trace_update_send(Process *p)
 {
     Eterm seq_tracer = erts_get_system_seq_tracer();
     ASSERT((is_tuple(SEQ_TRACE_TOKEN(p)) || is_nil(SEQ_TRACE_TOKEN(p))));
-    if ( (p->id == seq_tracer) || (SEQ_TRACE_TOKEN(p) == NIL))
+    if ( (p->id == seq_tracer) || (SEQ_TRACE_TOKEN(p) == NIL)
+#ifdef USE_VM_PROBES
+	 || (SEQ_TRACE_TOKEN(p) == am_have_dt_utag)
+#endif
+	 ) {
 	return 0;
-
+    }
     SEQ_TRACE_TOKEN_SENDER(p) = p->id; /* Internal pid */
     SEQ_TRACE_TOKEN_SERIAL(p) = 
 	make_small(++(p -> seq_trace_clock));
@@ -1178,7 +1191,11 @@ seq_trace_output_generic(Eterm token, Eterm msg, Uint type,
 	enqueue_sys_msg_unlocked(SYS_MSG_TYPE_SEQTRACE, NIL, NIL, mess, bp);
 	erts_smp_mtx_unlock(&smq_mtx);
 #else
-	erts_queue_message(tracer, NULL, bp, mess, NIL); /* trace_token must be NIL here */
+	erts_queue_message(tracer, NULL, bp, mess, NIL
+#ifdef USE_VM_PROBES
+			   , NIL
+#endif
+			   ); /* trace_token must be NIL here */
 #endif
     }
 }
@@ -2469,7 +2486,11 @@ monitor_long_gc(Process *p, Uint time) {
 #ifdef ERTS_SMP
     enqueue_sys_msg(SYS_MSG_TYPE_SYSMON, p->id, NIL, msg, bp);
 #else
-    erts_queue_message(monitor_p, NULL, bp, msg, NIL);
+    erts_queue_message(monitor_p, NULL, bp, msg, NIL
+#ifdef USE_VM_PROBES
+			   , NIL
+#endif
+		       );
 #endif
 }
 
@@ -2541,7 +2562,11 @@ monitor_large_heap(Process *p) {
 #ifdef ERTS_SMP
     enqueue_sys_msg(SYS_MSG_TYPE_SYSMON, p->id, NIL, msg, bp);
 #else
-    erts_queue_message(monitor_p, NULL, bp, msg, NIL);
+    erts_queue_message(monitor_p, NULL, bp, msg, NIL
+#ifdef USE_VM_PROBES
+		       , NIL
+#endif
+		       );
 #endif
 }
 
@@ -2571,7 +2596,11 @@ monitor_generic(Process *p, Eterm type, Eterm spec) {
 #ifdef ERTS_SMP
     enqueue_sys_msg(SYS_MSG_TYPE_SYSMON, p->id, NIL, msg, bp);
 #else
-    erts_queue_message(monitor_p, NULL, bp, msg, NIL);
+    erts_queue_message(monitor_p, NULL, bp, msg, NIL
+#ifdef USE_VM_PROBES
+		       , NIL
+#endif
+		       );
 #endif
 
 }
@@ -3357,7 +3386,11 @@ sys_msg_dispatcher_func(void *unused)
 		}
 		else {
 		queue_proc_msg:
-		    erts_queue_message(proc,&proc_locks,smqp->bp,smqp->msg,NIL);
+		    erts_queue_message(proc,&proc_locks,smqp->bp,smqp->msg,NIL
+#ifdef USE_VM_PROBES
+				       , NIL
+#endif
+				       );
 #ifdef DEBUG_PRINTOUTS
 		    erts_fprintf(stderr, "delivered\n");
 #endif