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-rw-r--r--scripts/tracetool/format/__init__.py50
-rw-r--r--scripts/tracetool/format/c.py16
-rw-r--r--scripts/tracetool/format/d.py30
-rw-r--r--scripts/tracetool/format/events_c.py15
-rw-r--r--scripts/tracetool/format/events_h.py15
-rw-r--r--scripts/tracetool/format/h.py30
-rw-r--r--scripts/tracetool/format/stap.py42
-rw-r--r--scripts/tracetool/format/ust_events_c.py7
-rw-r--r--scripts/tracetool/format/ust_events_h.py42
9 files changed, 167 insertions, 80 deletions
diff --git a/scripts/tracetool/format/__init__.py b/scripts/tracetool/format/__init__.py
index 3c2a0d89e0..812570ff6f 100644
--- a/scripts/tracetool/format/__init__.py
+++ b/scripts/tracetool/format/__init__.py
@@ -20,21 +20,16 @@ All formats must generate their contents through the 'tracetool.out' routine.
Format functions
----------------
-All the following functions are optional, and no output will be generated if
-they do not exist.
-
-======== =======================================================================
+======== ==================================================================
Function Description
-======== =======================================================================
-begin Called to generate the format-specific file header.
-end Called to generate the format-specific file footer.
-nop Called to generate the per-event contents when the event is disabled or
- the selected backend is 'nop'.
-======== =======================================================================
+======== ==================================================================
+generate Called to generate a format-specific file.
+======== ==================================================================
+
"""
__author__ = "Lluís Vilanova <vilanova@ac.upc.edu>"
-__copyright__ = "Copyright 2012, Lluís Vilanova <vilanova@ac.upc.edu>"
+__copyright__ = "Copyright 2012-2014, Lluís Vilanova <vilanova@ac.upc.edu>"
__license__ = "GPL version 2 or (at your option) any later version"
__maintainer__ = "Stefan Hajnoczi"
@@ -53,7 +48,7 @@ def get_list():
for filename in os.listdir(tracetool.format.__path__[0]):
if filename.endswith('.py') and filename != '__init__.py':
modnames.append(filename.rsplit('.', 1)[0])
- for modname in modnames:
+ for modname in sorted(modnames):
module = tracetool.try_import("tracetool.format." + modname)
# just in case; should never fail unless non-module files are put there
@@ -79,25 +74,12 @@ def exists(name):
return tracetool.try_import("tracetool.format." + name)[1]
-def _empty(events):
- pass
-
-def generate_begin(name, events):
- """Generate the header of the format-specific file."""
- if not exists(name):
- raise ValueError("unknown format: %s" % name)
-
- name = name.replace("-", "_")
- func = tracetool.try_import("tracetool.format." + name,
- "begin", _empty)[1]
- func(events)
-
-def generate_end(name, events):
- """Generate the footer of the format-specific file."""
- if not exists(name):
- raise ValueError("unknown format: %s" % name)
-
- name = name.replace("-", "_")
- func = tracetool.try_import("tracetool.format." + name,
- "end", _empty)[1]
- func(events)
+def generate(events, format, backend):
+ if not exists(format):
+ raise ValueError("unknown format: %s" % format)
+ format = format.replace("-", "_")
+ func = tracetool.try_import("tracetool.format." + format,
+ "generate")[1]
+ if func is None:
+ raise AttributeError("format has no 'generate': %s" % format)
+ func(events, backend)
diff --git a/scripts/tracetool/format/c.py b/scripts/tracetool/format/c.py
index 35555aee1f..699598fb02 100644
--- a/scripts/tracetool/format/c.py
+++ b/scripts/tracetool/format/c.py
@@ -2,11 +2,11 @@
# -*- coding: utf-8 -*-
"""
-Generate .c file.
+trace/generated-tracers.c
"""
__author__ = "Lluís Vilanova <vilanova@ac.upc.edu>"
-__copyright__ = "Copyright 2012, Lluís Vilanova <vilanova@ac.upc.edu>"
+__copyright__ = "Copyright 2012-2014, Lluís Vilanova <vilanova@ac.upc.edu>"
__license__ = "GPL version 2 or (at your option) any later version"
__maintainer__ = "Stefan Hajnoczi"
@@ -16,5 +16,13 @@ __email__ = "stefanha@linux.vnet.ibm.com"
from tracetool import out
-def begin(events):
- out('/* This file is autogenerated by tracetool, do not edit. */')
+def generate(events, backend):
+ events = [e for e in events
+ if "disable" not in e.properties]
+
+ out('/* This file is autogenerated by tracetool, do not edit. */',
+ '')
+ backend.generate_begin(events)
+ for event in events:
+ backend.generate(event)
+ backend.generate_end(events)
diff --git a/scripts/tracetool/format/d.py b/scripts/tracetool/format/d.py
index a2d594773c..46eebb128b 100644
--- a/scripts/tracetool/format/d.py
+++ b/scripts/tracetool/format/d.py
@@ -2,11 +2,11 @@
# -*- coding: utf-8 -*-
"""
-Generate .d file (DTrace only).
+trace/generated-tracers.dtrace (DTrace only).
"""
__author__ = "Lluís Vilanova <vilanova@ac.upc.edu>"
-__copyright__ = "Copyright 2012, Lluís Vilanova <vilanova@ac.upc.edu>"
+__copyright__ = "Copyright 2012-2014, Lluís Vilanova <vilanova@ac.upc.edu>"
__license__ = "GPL version 2 or (at your option) any later version"
__maintainer__ = "Stefan Hajnoczi"
@@ -16,5 +16,27 @@ __email__ = "stefanha@linux.vnet.ibm.com"
from tracetool import out
-def begin(events):
- out('/* This file is autogenerated by tracetool, do not edit. */')
+def generate(events, backend):
+ events = [e for e in events
+ if "disable" not in e.properties]
+
+ out('/* This file is autogenerated by tracetool, do not edit. */'
+ '',
+ 'provider qemu {')
+
+ for e in events:
+ args = str(e.args)
+
+ # DTrace provider syntax expects foo() for empty
+ # params, not foo(void)
+ if args == 'void':
+ args = ''
+
+ # Define prototype for probe arguments
+ out('',
+ 'probe %(name)s(%(args)s);',
+ name=e.name,
+ args=args)
+
+ out('',
+ '};')
diff --git a/scripts/tracetool/format/events_c.py b/scripts/tracetool/format/events_c.py
index d670ec83d5..2d97fa310a 100644
--- a/scripts/tracetool/format/events_c.py
+++ b/scripts/tracetool/format/events_c.py
@@ -2,11 +2,11 @@
# -*- coding: utf-8 -*-
"""
-Generate .c for event description.
+trace/generated-events.c
"""
__author__ = "Lluís Vilanova <vilanova@ac.upc.edu>"
-__copyright__ = "Copyright 2012, Lluís Vilanova <vilanova@ac.upc.edu>"
+__copyright__ = "Copyright 2012-2014, Lluís Vilanova <vilanova@ac.upc.edu>"
__license__ = "GPL version 2 or (at your option) any later version"
__maintainer__ = "Stefan Hajnoczi"
@@ -16,14 +16,13 @@ __email__ = "stefanha@linux.vnet.ibm.com"
from tracetool import out
-def begin(events):
+def generate(events, backend):
out('/* This file is autogenerated by tracetool, do not edit. */',
'',
'#include "trace.h"',
'#include "trace/generated-events.h"',
'#include "trace/control.h"',
- '',
- )
+ '')
out('TraceEvent trace_events[TRACE_EVENT_COUNT] = {')
@@ -31,9 +30,7 @@ def begin(events):
out(' { .id = %(id)s, .name = \"%(name)s\", .sstate = %(sstate)s, .dstate = 0 },',
id = "TRACE_" + e.name.upper(),
name = e.name,
- sstate = "TRACE_%s_ENABLED" % e.name.upper(),
- )
+ sstate = "TRACE_%s_ENABLED" % e.name.upper())
out('};',
- '',
- )
+ '')
diff --git a/scripts/tracetool/format/events_h.py b/scripts/tracetool/format/events_h.py
index d30ccea8a1..25d913bb25 100644
--- a/scripts/tracetool/format/events_h.py
+++ b/scripts/tracetool/format/events_h.py
@@ -2,11 +2,11 @@
# -*- coding: utf-8 -*-
"""
-Generate .h for event description.
+trace/generated-events.h
"""
__author__ = "Lluís Vilanova <vilanova@ac.upc.edu>"
-__copyright__ = "Copyright 2012, Lluís Vilanova <vilanova@ac.upc.edu>"
+__copyright__ = "Copyright 2012-2014, Lluís Vilanova <vilanova@ac.upc.edu>"
__license__ = "GPL version 2 or (at your option) any later version"
__maintainer__ = "Stefan Hajnoczi"
@@ -16,15 +16,14 @@ __email__ = "stefanha@linux.vnet.ibm.com"
from tracetool import out
-def begin(events):
+def generate(events, backend):
out('/* This file is autogenerated by tracetool, do not edit. */',
'',
'#ifndef TRACE__GENERATED_EVENTS_H',
'#define TRACE__GENERATED_EVENTS_H',
'',
'#include <stdbool.h>',
- ''
- )
+ '')
# event identifiers
out('typedef enum {')
@@ -33,8 +32,7 @@ def begin(events):
out(' TRACE_%s,' % e.name.upper())
out(' TRACE_EVENT_COUNT',
- '} TraceEventID;',
- )
+ '} TraceEventID;')
# static state
for e in events:
@@ -46,5 +44,4 @@ def begin(events):
out('#include "trace/event-internal.h"',
'',
- '#endif /* TRACE__GENERATED_EVENTS_H */',
- )
+ '#endif /* TRACE__GENERATED_EVENTS_H */')
diff --git a/scripts/tracetool/format/h.py b/scripts/tracetool/format/h.py
index 93132fceaf..9b3943002c 100644
--- a/scripts/tracetool/format/h.py
+++ b/scripts/tracetool/format/h.py
@@ -2,11 +2,11 @@
# -*- coding: utf-8 -*-
"""
-Generate .h file.
+trace/generated-tracers.h
"""
__author__ = "Lluís Vilanova <vilanova@ac.upc.edu>"
-__copyright__ = "Copyright 2012, Lluís Vilanova <vilanova@ac.upc.edu>"
+__copyright__ = "Copyright 2012-2014, Lluís Vilanova <vilanova@ac.upc.edu>"
__license__ = "GPL version 2 or (at your option) any later version"
__maintainer__ = "Stefan Hajnoczi"
@@ -16,23 +16,29 @@ __email__ = "stefanha@linux.vnet.ibm.com"
from tracetool import out
-def begin(events):
+def generate(events, backend):
out('/* This file is autogenerated by tracetool, do not edit. */',
'',
'#ifndef TRACE__GENERATED_TRACERS_H',
'#define TRACE__GENERATED_TRACERS_H',
'',
- '#include "qemu-common.h"')
+ '#include "qemu-common.h"',
+ '')
-def end(events):
- out('#endif /* TRACE__GENERATED_TRACERS_H */')
+ backend.generate_begin(events)
-def nop(events):
for e in events:
out('',
- 'static inline void trace_%(name)s(%(args)s)',
+ 'static inline void %(api)s(%(args)s)',
'{',
- '}',
- name = e.name,
- args = e.args,
- )
+ api=e.api(),
+ args=e.args)
+
+ if "disable" not in e.properties:
+ backend.generate(e)
+
+ out('}')
+
+ backend.generate_end(events)
+
+ out('#endif /* TRACE__GENERATED_TRACERS_H */')
diff --git a/scripts/tracetool/format/stap.py b/scripts/tracetool/format/stap.py
index 50a4c69954..e24abf7f11 100644
--- a/scripts/tracetool/format/stap.py
+++ b/scripts/tracetool/format/stap.py
@@ -6,7 +6,7 @@ Generate .stp file (DTrace with SystemTAP only).
"""
__author__ = "Lluís Vilanova <vilanova@ac.upc.edu>"
-__copyright__ = "Copyright 2012, Lluís Vilanova <vilanova@ac.upc.edu>"
+__copyright__ = "Copyright 2012-2014, Lluís Vilanova <vilanova@ac.upc.edu>"
__license__ = "GPL version 2 or (at your option) any later version"
__maintainer__ = "Stefan Hajnoczi"
@@ -14,7 +14,43 @@ __email__ = "stefanha@linux.vnet.ibm.com"
from tracetool import out
+from tracetool.backend.dtrace import binary, probeprefix
-def begin(events):
- out('/* This file is autogenerated by tracetool, do not edit. */')
+# Technically 'self' is not used by systemtap yet, but
+# they recommended we keep it in the reserved list anyway
+RESERVED_WORDS = (
+ 'break', 'catch', 'continue', 'delete', 'else', 'for',
+ 'foreach', 'function', 'global', 'if', 'in', 'limit',
+ 'long', 'next', 'probe', 'return', 'self', 'string',
+ 'try', 'while'
+ )
+
+
+def generate(events, backend):
+ events = [e for e in events
+ if "disable" not in e.properties]
+
+ out('/* This file is autogenerated by tracetool, do not edit. */',
+ '')
+
+ for e in events:
+ # Define prototype for probe arguments
+ out('probe %(probeprefix)s.%(name)s = process("%(binary)s").mark("%(name)s")',
+ '{',
+ probeprefix=probeprefix(),
+ name=e.name,
+ binary=binary())
+
+ i = 1
+ if len(e.args) > 0:
+ for name in e.args.names():
+ # Append underscore to reserved keywords
+ if name in RESERVED_WORDS:
+ name += '_'
+ out(' %s = $arg%d;' % (name, i))
+ i += 1
+
+ out('}')
+
+ out()
diff --git a/scripts/tracetool/format/ust_events_c.py b/scripts/tracetool/format/ust_events_c.py
index 116e713225..bc970936be 100644
--- a/scripts/tracetool/format/ust_events_c.py
+++ b/scripts/tracetool/format/ust_events_c.py
@@ -2,7 +2,7 @@
# -*- coding: utf-8 -*-
"""
-Generate .c for LTTng ust event description.
+trace/generated-ust.c
"""
__author__ = "Mohamad Gebai <mohamad.gebai@polymtl.ca>"
@@ -16,7 +16,10 @@ __email__ = "stefanha@redhat.com"
from tracetool import out
-def begin(events):
+def generate(events, backend):
+ events = [e for e in events
+ if "disabled" not in e.properties]
+
out('/* This file is autogenerated by tracetool, do not edit. */',
'',
'#define TRACEPOINT_DEFINE',
diff --git a/scripts/tracetool/format/ust_events_h.py b/scripts/tracetool/format/ust_events_h.py
index f206eca6ec..5102565470 100644
--- a/scripts/tracetool/format/ust_events_h.py
+++ b/scripts/tracetool/format/ust_events_h.py
@@ -2,7 +2,7 @@
# -*- coding: utf-8 -*-
"""
-Generate .h for LTTng ust event description.
+trace/generated-ust-provider.h
"""
__author__ = "Mohamad Gebai <mohamad.gebai@polymtl.ca>"
@@ -16,7 +16,10 @@ __email__ = "stefanha@redhat.com"
from tracetool import out
-def begin(events):
+def generate(events, backend):
+ events = [e for e in events
+ if "disabled" not in e.properties]
+
out('/* This file is autogenerated by tracetool, do not edit. */',
'',
'#undef TRACEPOINT_PROVIDER',
@@ -50,7 +53,40 @@ def begin(events):
'#endif',
'')
-def end(events):
+ for e in events:
+ if len(e.args) > 0:
+ out('TRACEPOINT_EVENT(',
+ ' qemu,',
+ ' %(name)s,',
+ ' TP_ARGS(%(args)s),',
+ ' TP_FIELDS(',
+ name=e.name,
+ args=", ".join(", ".join(i) for i in e.args))
+
+ for t, n in e.args:
+ if ('int' in t) or ('long' in t) or ('unsigned' in t) or ('size_t' in t):
+ out(' ctf_integer(' + t + ', ' + n + ', ' + n + ')')
+ elif ('double' in t) or ('float' in t):
+ out(' ctf_float(' + t + ', ' + n + ', ' + n + ')')
+ elif ('char *' in t) or ('char*' in t):
+ out(' ctf_string(' + n + ', ' + n + ')')
+ elif ('void *' in t) or ('void*' in t):
+ out(' ctf_integer_hex(unsigned long, ' + n + ', ' + n + ')')
+
+ out(' )',
+ ')',
+ '')
+
+ else:
+ out('TRACEPOINT_EVENT(',
+ ' qemu,',
+ ' %(name)s,',
+ ' TP_ARGS(void),',
+ ' TP_FIELDS()',
+ ')',
+ '',
+ name=e.name)
+
out('#endif /* TRACE__GENERATED_UST_H */',
'',
'/* This part must be outside ifdef protection */',
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-16 02:52:32 +0000