summaryrefslogtreecommitdiffstats
path: root/qemu/scripts/tracetool/format/d.py
diff options
context:
space:
mode:
Diffstat (limited to 'qemu/scripts/tracetool/format/d.py')
-rw-r--r--qemu/scripts/tracetool/format/d.py54
1 files changed, 54 insertions, 0 deletions
diff --git a/qemu/scripts/tracetool/format/d.py b/qemu/scripts/tracetool/format/d.py
new file mode 100644
index 000000000..c77d5b7ab
--- /dev/null
+++ b/qemu/scripts/tracetool/format/d.py
@@ -0,0 +1,54 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+"""
+trace/generated-tracers.dtrace (DTrace only).
+"""
+
+__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
+
+
+# Reserved keywords from
+# https://wikis.oracle.com/display/DTrace/Types,+Operators+and+Expressions
+RESERVED_WORDS = (
+ 'auto', 'goto', 'sizeof', 'break', 'if', 'static', 'case', 'import',
+ 'string', 'char', 'inline', 'stringof', 'const', 'int', 'struct',
+ 'continue', 'long', 'switch', 'counter', 'offsetof', 'this',
+ 'default', 'probe', 'translator', 'do', 'provider', 'typedef',
+ 'double', 'register', 'union', 'else', 'restrict', 'unsigned',
+ 'enum', 'return', 'void', 'extern', 'self', 'volatile', 'float',
+ 'short', 'while', 'for', 'signed', 'xlate',
+)
+
+
+def generate(events, backend):
+ events = [e for e in events
+ if "disable" not in e.properties]
+
+ out('/* This file is autogenerated by tracetool, do not edit. */'
+ '',
+ 'provider qemu {')
+
+ for e in events:
+ args = []
+ for type_, name in e.args:
+ if name in RESERVED_WORDS:
+ name += '_'
+ args.append(type_ + ' ' + name)
+
+ # Define prototype for probe arguments
+ out('',
+ 'probe %(name)s(%(args)s);',
+ name=e.name,
+ args=','.join(args))
+
+ out('',
+ '};')