1 files changed, 57 insertions, 0 deletions
diff --git a/Tcl/tcl_ins.d b/Tcl/tcl_ins.d
new file mode 100755
index 000000000000..39518f9b54bc
--- /dev/null
+++ b/Tcl/tcl_ins.d
@@ -0,0 +1,57 @@
+#!/usr/sbin/dtrace -ZCs
+/*
+ * tcl_ins.d - count Tcl instructions using DTrace.
+ *             Written for the Tcl DTrace provider.
+ *
+ * $Id: tcl_ins.d 64 2007-10-04 08:35:29Z claire $
+ *
+ * This traces activity from all Tcl processes on the system with DTrace
+ * provider support (tcl8.4.16).
+ *
+ * USAGE: tcl_calls.d 		# hit Ctrl-C to end
+ *
+ * FIELDS:
+ *		PID		Process ID
+ *		TYPE		Type of call (see below)
+ *		NAME		Name of call
+ *		COUNT		Number of calls during sample
+ *
+ * TYPEs:
+ *		inst		instruction
+ *
+ * COPYRIGHT: Copyright (c) 2007 Brendan Gregg.
+ *
+ * CDDL HEADER START
+ *
+ *  The contents of this file are subject to the terms of the
+ *  Common Development and Distribution License, Version 1.0 only
+ *  (the "License").  You may not use this file except in compliance
+ *  with the License.
+ *
+ *  You can obtain a copy of the license at Docs/cddl1.txt
+ *  or http://www.opensolaris.org/os/licensing.
+ *  See the License for the specific language governing permissions
+ *  and limitations under the License.
+ *
+ * CDDL HEADER END
+ *
+ * 09-Sep-2007	Brendan Gregg	Created this.
+ */
+
+#pragma D option quiet
+
+dtrace:::BEGIN
+{
+	printf("Tracing... Hit Ctrl-C to end.\n");
+}
+
+tcl*:::inst-start
+{
+	@calls[pid, "inst", copyinstr(arg0)] = count();
+}
+
+dtrace:::END
+{
+	printf(" %6s %-8s %-52s %8s\n", "PID", "TYPE", "NAME", "COUNT");
+	printa(" %6d %-8s %-52s %@8d\n", @calls);
+}