qemu-e2k/scripts/tracetool/format/events_c.py

69 lines
1.8 KiB
Python

#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
trace/generated-events.c
"""
__author__ = "Lluís Vilanova <vilanova@ac.upc.edu>"
__copyright__ = "Copyright 2012-2016, 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):
out('/* This file is autogenerated by tracetool, do not edit. */',
'',
'#include "qemu/osdep.h"',
'#include "trace.h"',
'#include "trace/generated-events.h"',
'#include "trace/control.h"',
'')
for e in events:
out('uint16_t %s;' % e.api(e.QEMU_DSTATE))
next_id = 0
next_vcpu_id = 0
for e in events:
id = next_id
next_id += 1
if "vcpu" in e.properties:
vcpu_id = next_vcpu_id
next_vcpu_id += 1
else:
vcpu_id = "TRACE_VCPU_EVENT_NONE"
out('TraceEvent %(event)s = {',
' .id = %(id)s,',
' .vcpu_id = %(vcpu_id)s,',
' .name = \"%(name)s\",',
' .sstate = %(sstate)s,',
' .dstate = &%(dstate)s ',
'};',
event = e.api(e.QEMU_EVENT),
id = id,
vcpu_id = vcpu_id,
name = e.name,
sstate = "TRACE_%s_ENABLED" % e.name.upper(),
dstate = e.api(e.QEMU_DSTATE))
out('TraceEvent *trace_events[] = {')
for e in events:
out(' &%(event)s,', event = e.api(e.QEMU_EVENT))
out(' NULL,',
'};',
'')
out('static void trace_register_events(void)',
'{',
' trace_event_register_group(trace_events);',
'}',
'trace_init(trace_register_events)')