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-rw-r--r--qemu/scripts/tracetool/backend/dtrace.py46
1 files changed, 46 insertions, 0 deletions
diff --git a/qemu/scripts/tracetool/backend/dtrace.py b/qemu/scripts/tracetool/backend/dtrace.py
new file mode 100644
index 000000000..fabfe9988
--- /dev/null
+++ b/qemu/scripts/tracetool/backend/dtrace.py
@@ -0,0 +1,46 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+"""
+DTrace/SystemTAP backend.
+"""
+
+__author__ = "Lluís Vilanova <vilanova@ac.upc.edu>"
+__copyright__ = "Copyright 2012-2014, Lluís Vilanova <vilanova@ac.upc.edu>"
+__license__ = "GPL version 2 or (at your option) any later version"
+
+__maintainer__ = "Stefan Hajnoczi"
+__email__ = "stefanha@linux.vnet.ibm.com"
+
+
+from tracetool import out
+
+
+PUBLIC = True
+
+
+PROBEPREFIX = None
+
+def probeprefix():
+ if PROBEPREFIX is None:
+ raise ValueError("you must set PROBEPREFIX")
+ return PROBEPREFIX
+
+
+BINARY = None
+
+def binary():
+ if BINARY is None:
+ raise ValueError("you must set BINARY")
+ return BINARY
+
+
+def generate_h_begin(events):
+ out('#include "trace/generated-tracers-dtrace.h"',
+ '')
+
+
+def generate_h(event):
+ out(' QEMU_%(uppername)s(%(argnames)s);',
+ uppername=event.name.upper(),
+ argnames=", ".join(event.args.names()))