1# SPDX-License-Identifier: GPL-2.0-or-later 2 3""" 4trace/generated-tracers.h 5""" 6 7__author__ = "Lluís Vilanova <vilanova@ac.upc.edu>" 8__copyright__ = "Copyright 2012-2017, 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 15from tracetool import out 16 17 18def generate(events, backend, group): 19 header = "trace/control.h" 20 21 out('/* This file is autogenerated by tracetool, do not edit. */', 22 '/* SPDX-License-Identifier: GPL-2.0-or-later */', 23 '', 24 '#ifndef TRACE_%s_GENERATED_TRACERS_H' % group.upper(), 25 '#define TRACE_%s_GENERATED_TRACERS_H' % group.upper(), 26 '', 27 '#include "%s"' % header, 28 '') 29 30 for e in events: 31 out('extern TraceEvent %(event)s;', 32 event = e.api(e.QEMU_EVENT)) 33 34 for e in events: 35 out('extern uint16_t %s;' % e.api(e.QEMU_DSTATE)) 36 37 # static state 38 for e in events: 39 if 'disable' in e.properties: 40 enabled = 0 41 else: 42 enabled = 1 43 out('#define TRACE_%s_ENABLED %d' % (e.name.upper(), enabled)) 44 45 backend.generate_begin(events, group) 46 47 for e in events: 48 # tracer-specific dstate 49 out('', 50 '#define %(api)s() ( \\', 51 api=e.api(e.QEMU_BACKEND_DSTATE)) 52 53 if "disable" not in e.properties: 54 backend.generate_backend_dstate(e, group) 55 56 out(' false)') 57 58 out('', 59 'static inline void %(api)s(%(args)s)', 60 '{', 61 api=e.api(), 62 args=e.args) 63 64 if "disable" not in e.properties: 65 backend.generate(e, group, check_trace_event_get_state=False) 66 67 if backend.check_trace_event_get_state: 68 event_id = 'TRACE_' + e.name.upper() 69 cond = "trace_event_get_state(%s)" % event_id 70 out(' if (%(cond)s) {', 71 cond=cond) 72 backend.generate(e, group, check_trace_event_get_state=True) 73 out(' }') 74 out('}') 75 76 backend.generate_end(events, group) 77 78 out('#endif /* TRACE_%s_GENERATED_TRACERS_H */' % group.upper()) 79