scripts/tracetool/format/events_h.py

   1 #!/usr/bin/env python
   2 # -*- coding: utf-8 -*-
   3
   4 """
   5 trace/generated-events.h
   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
  16 from tracetool import out
  17
  18
  19 def generate(events, backend):
  20     out('/* This file is autogenerated by tracetool, do not edit. */',
  21         '',
  22         '#ifndef TRACE__GENERATED_EVENTS_H',
  23         '#define TRACE__GENERATED_EVENTS_H',
  24         '',
  25         '#include <stdbool.h>',
  26         '')
  27
  28     # event identifiers
  29     out('typedef enum {')
  30
  31     for e in events:
  32         out('    TRACE_%s,' % e.name.upper())
  33
  34     out('    TRACE_EVENT_COUNT',
  35         '} TraceEventID;')
  36
  37     # static state
  38     for e in events:
  39         if 'disable' in e.properties:
  40             enabled = 0
  41         else:
  42             enabled = 1
  43         if "tcg-trans" in e.properties:
  44             # a single define for the two "sub-events"
  45             out('#define TRACE_%(name)s_ENABLED %(enabled)d',
  46                 name=e.original.original.name.upper(),
  47                 enabled=enabled)
  48         out('#define TRACE_%s_ENABLED %d' % (e.name.upper(), enabled))
  49
  50     out('#include "trace/event-internal.h"',
  51         '',
  52         '#endif  /* TRACE__GENERATED_EVENTS_H */')