1#!/usr/bin/env python 2# -*- coding: utf-8 -*- 3 4""" 5trace/generated-tracers.c 6""" 7 8__author__ = "Lluís Vilanova <vilanova@ac.upc.edu>" 9__copyright__ = "Copyright 2012-2014, Lluís Vilanova <vilanova@ac.upc.edu>" 10__license__ = "GPL version 2 or (at your option) any later version" 11 12__maintainer__ = "Stefan Hajnoczi" 13__email__ = "stefanha@linux.vnet.ibm.com" 14 15 16from tracetool import out 17 18 19def generate(events, backend, group): 20 active_events = [e for e in events 21 if "disable" not in e.properties] 22 23 if group == "root": 24 header = "trace-root.h" 25 else: 26 header = "trace.h" 27 28 out('/* This file is autogenerated by tracetool, do not edit. */', 29 '', 30 '#include "qemu/osdep.h"', 31 '#include "qemu/module.h"', 32 '#include "%s"' % header, 33 '') 34 35 for e in events: 36 out('uint16_t %s;' % e.api(e.QEMU_DSTATE)) 37 38 for e in events: 39 if "vcpu" in e.properties: 40 vcpu_id = 0 41 else: 42 vcpu_id = "TRACE_VCPU_EVENT_NONE" 43 out('TraceEvent %(event)s = {', 44 ' .id = 0,', 45 ' .vcpu_id = %(vcpu_id)s,', 46 ' .name = \"%(name)s\",', 47 ' .sstate = %(sstate)s,', 48 ' .dstate = &%(dstate)s ', 49 '};', 50 event = e.api(e.QEMU_EVENT), 51 vcpu_id = vcpu_id, 52 name = e.name, 53 sstate = "TRACE_%s_ENABLED" % e.name.upper(), 54 dstate = e.api(e.QEMU_DSTATE)) 55 56 out('TraceEvent *%(group)s_trace_events[] = {', 57 group = group.lower()) 58 59 for e in events: 60 out(' &%(event)s,', event = e.api(e.QEMU_EVENT)) 61 62 out(' NULL,', 63 '};', 64 '') 65 66 out('static void trace_%(group)s_register_events(void)', 67 '{', 68 ' trace_event_register_group(%(group)s_trace_events);', 69 '}', 70 'trace_init(trace_%(group)s_register_events)', 71 group = group.lower()) 72 73 backend.generate_begin(active_events, group) 74 for event in active_events: 75 backend.generate(event, group) 76 backend.generate_end(active_events, group) 77