1# -*- coding: utf-8 -*- 2 3""" 4trace/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 15from tracetool import out 16 17 18def 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) 76