qemu-e2k/scripts/tracetool/backend/simple.py
Lluís Vilanova dd03a39e8a tracetool: Add support for the 'simple' backend
Signed-off-by: Lluís Vilanova <vilanova@ac.upc.edu>
Signed-off-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
2012-04-18 14:03:00 +01:00

56 lines
1.4 KiB
Python

#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
Simple built-in backend.
"""
__author__ = "Lluís Vilanova <vilanova@ac.upc.edu>"
__copyright__ = "Copyright 2012, 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 c(events):
out('#include "trace.h"',
'',
'TraceEvent trace_list[] = {')
for e in events:
out('{.tp_name = "%(name)s", .state=0},',
name = e.name,
)
out('};')
def h(events):
out('#include "trace/simple.h"',
'')
for num, e in enumerate(events):
if len(e.args):
argstr = e.args.names()
arg_prefix = ', (uint64_t)(uintptr_t)'
cast_args = arg_prefix + arg_prefix.join(argstr)
simple_args = (str(num) + cast_args)
else:
simple_args = str(num)
out('static inline void trace_%(name)s(%(args)s)',
'{',
' trace%(argc)d(%(trace_args)s);',
'}',
name = e.name,
args = e.args,
argc = len(e.args),
trace_args = simple_args,
)
out('#define NR_TRACE_EVENTS %d' % len(events))
out('extern TraceEvent trace_list[NR_TRACE_EVENTS];')