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#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
trace/generated-tracers.c
"""
__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
def generate(events, backend, group):
active_events = [e for e in events
if "disable" not in e.properties]
if group == "root":
header = "trace-root.h"
else:
header = "trace.h"
out('/* This file is autogenerated by tracetool, do not edit. */',
'',
'#include "qemu/osdep.h"',
'#include "qemu/module.h"',
'#include "%s"' % header,
'')
for e in events:
out('uint16_t %s;' % e.api(e.QEMU_DSTATE))
for e in events:
if "vcpu" in e.properties:
vcpu_id = 0
else:
vcpu_id = "TRACE_VCPU_EVENT_NONE"
out('TraceEvent %(event)s = {',
' .id = 0,',
' .vcpu_id = %(vcpu_id)s,',
' .name = \"%(name)s\",',
' .sstate = %(sstate)s,',
' .dstate = &%(dstate)s ',
'};',
event = e.api(e.QEMU_EVENT),
vcpu_id = vcpu_id,
name = e.name,
sstate = "TRACE_%s_ENABLED" % e.name.upper(),
dstate = e.api(e.QEMU_DSTATE))
out('TraceEvent *%(group)s_trace_events[] = {',
group = group.lower())
for e in events:
out(' &%(event)s,', event = e.api(e.QEMU_EVENT))
out(' NULL,',
'};',
'')
out('static void trace_%(group)s_register_events(void)',
'{',
' trace_event_register_group(%(group)s_trace_events);',
'}',
'trace_init(trace_%(group)s_register_events)',
group = group.lower())
backend.generate_begin(active_events, group)
for event in active_events:
backend.generate(event, group)
backend.generate_end(active_events, group)
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