c.py (2030B)
1 # -*- coding: utf-8 -*- 2 3 """ 4 trace/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@redhat.com" 13 14 15 from tracetool import out 16 17 18 def generate(events, backend, group): 19 active_events = [e for e in events 20 if "disable" not in e.properties] 21 22 header = "trace-" + group + ".h" 23 24 out('/* This file is autogenerated by tracetool, do not edit. */', 25 '', 26 '#include "qemu/osdep.h"', 27 '#include "qemu/module.h"', 28 '#include "%s"' % header, 29 '') 30 31 for e in events: 32 out('uint16_t %s;' % e.api(e.QEMU_DSTATE)) 33 34 for e in events: 35 if "vcpu" in e.properties: 36 vcpu_id = 0 37 else: 38 vcpu_id = "TRACE_VCPU_EVENT_NONE" 39 out('TraceEvent %(event)s = {', 40 ' .id = 0,', 41 ' .vcpu_id = %(vcpu_id)s,', 42 ' .name = \"%(name)s\",', 43 ' .sstate = %(sstate)s,', 44 ' .dstate = &%(dstate)s ', 45 '};', 46 event = e.api(e.QEMU_EVENT), 47 vcpu_id = vcpu_id, 48 name = e.name, 49 sstate = "TRACE_%s_ENABLED" % e.name.upper(), 50 dstate = e.api(e.QEMU_DSTATE)) 51 52 out('TraceEvent *%(group)s_trace_events[] = {', 53 group = group.lower()) 54 55 for e in events: 56 out(' &%(event)s,', event = e.api(e.QEMU_EVENT)) 57 58 out(' NULL,', 59 '};', 60 '') 61 62 out('static void trace_%(group)s_register_events(void)', 63 '{', 64 ' trace_event_register_group(%(group)s_trace_events);', 65 '}', 66 'trace_init(trace_%(group)s_register_events)', 67 group = group.lower()) 68 69 backend.generate_begin(active_events, group) 70 for event in active_events: 71 backend.generate(event, group) 72 backend.generate_end(active_events, group)