Merge remote-tracking branch 'remotes/elmarco/tags/slirp-pull-request' into staging
[qemu.git] / scripts / tracetool / format / c.py
1 # -*- coding: utf-8 -*-
2
3 """
4 trace/generated-tracers.c
5 """
6
7 __author__ = "Lluís Vilanova <vilanova@ac.upc.edu>"
8 __copyright__ = "Copyright 2012-2014, Lluís Vilanova <vilanova@ac.upc.edu>"
9 __license__ = "GPL version 2 or (at your option) any later version"
10
11 __maintainer__ = "Stefan Hajnoczi"
12 __email__ = "stefanha@linux.vnet.ibm.com"
13
14
15 from tracetool import out
16
17
18 def generate(events, backend, group):
19 active_events = [e for e in events
20 if "disable" not in e.properties]
21
22 if group == "root":
23 header = "trace-root.h"
24 else:
25 header = "trace.h"
26
27 out('/* This file is autogenerated by tracetool, do not edit. */',
28 '',
29 '#include "qemu/osdep.h"',
30 '#include "qemu/module.h"',
31 '#include "%s"' % header,
32 '')
33
34 for e in events:
35 out('uint16_t %s;' % e.api(e.QEMU_DSTATE))
36
37 for e in events:
38 if "vcpu" in e.properties:
39 vcpu_id = 0
40 else:
41 vcpu_id = "TRACE_VCPU_EVENT_NONE"
42 out('TraceEvent %(event)s = {',
43 ' .id = 0,',
44 ' .vcpu_id = %(vcpu_id)s,',
45 ' .name = \"%(name)s\",',
46 ' .sstate = %(sstate)s,',
47 ' .dstate = &%(dstate)s ',
48 '};',
49 event = e.api(e.QEMU_EVENT),
50 vcpu_id = vcpu_id,
51 name = e.name,
52 sstate = "TRACE_%s_ENABLED" % e.name.upper(),
53 dstate = e.api(e.QEMU_DSTATE))
54
55 out('TraceEvent *%(group)s_trace_events[] = {',
56 group = group.lower())
57
58 for e in events:
59 out(' &%(event)s,', event = e.api(e.QEMU_EVENT))
60
61 out(' NULL,',
62 '};',
63 '')
64
65 out('static void trace_%(group)s_register_events(void)',
66 '{',
67 ' trace_event_register_group(%(group)s_trace_events);',
68 '}',
69 'trace_init(trace_%(group)s_register_events)',
70 group = group.lower())
71
72 backend.generate_begin(active_events, group)
73 for event in active_events:
74 backend.generate(event, group)
75 backend.generate_end(active_events, group)