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-rw-r--r--scripts/tracetool/format/__init__.py4
-rw-r--r--scripts/tracetool/format/c.py2
-rw-r--r--scripts/tracetool/format/d.py2
-rw-r--r--scripts/tracetool/format/h.py20
-rw-r--r--scripts/tracetool/format/log_stap.py4
-rw-r--r--scripts/tracetool/format/rs.py64
-rw-r--r--scripts/tracetool/format/simpletrace_stap.py4
-rw-r--r--scripts/tracetool/format/stap.py2
-rw-r--r--scripts/tracetool/format/ust_events_c.py2
-rw-r--r--scripts/tracetool/format/ust_events_h.py2
10 files changed, 83 insertions, 23 deletions
diff --git a/scripts/tracetool/format/__init__.py b/scripts/tracetool/format/__init__.py
index 2dc46f3..7b9d1b5 100644
--- a/scripts/tracetool/format/__init__.py
+++ b/scripts/tracetool/format/__init__.py
@@ -1,4 +1,4 @@
-# -*- coding: utf-8 -*-
+# SPDX-License-Identifier: GPL-2.0-or-later
"""
Format management.
@@ -70,7 +70,7 @@ def exists(name):
if len(name) == 0:
return False
name = name.replace("-", "_")
- return tracetool.try_import("tracetool.format." + name)[1]
+ return tracetool.try_import("tracetool.format." + name)[0]
def generate(events, format, backend, group):
diff --git a/scripts/tracetool/format/c.py b/scripts/tracetool/format/c.py
index e473fb6..50e0331 100644
--- a/scripts/tracetool/format/c.py
+++ b/scripts/tracetool/format/c.py
@@ -1,4 +1,4 @@
-# -*- coding: utf-8 -*-
+# SPDX-License-Identifier: GPL-2.0-or-later
"""
trace/generated-tracers.c
diff --git a/scripts/tracetool/format/d.py b/scripts/tracetool/format/d.py
index a5e096e..e9e33df 100644
--- a/scripts/tracetool/format/d.py
+++ b/scripts/tracetool/format/d.py
@@ -1,4 +1,4 @@
-# -*- coding: utf-8 -*-
+# SPDX-License-Identifier: GPL-2.0-or-later
"""
trace/generated-tracers.dtrace (DTrace only).
diff --git a/scripts/tracetool/format/h.py b/scripts/tracetool/format/h.py
index b42a826..dd58713 100644
--- a/scripts/tracetool/format/h.py
+++ b/scripts/tracetool/format/h.py
@@ -1,4 +1,4 @@
-# -*- coding: utf-8 -*-
+# SPDX-License-Identifier: GPL-2.0-or-later
"""
trace/generated-tracers.h
@@ -40,11 +40,6 @@ def generate(events, backend, group):
enabled = 0
else:
enabled = 1
- if "tcg-exec" in e.properties:
- # a single define for the two "sub-events"
- out('#define TRACE_%(name)s_ENABLED %(enabled)d',
- name=e.original.name.upper(),
- enabled=enabled)
out('#define TRACE_%s_ENABLED %d' % (e.name.upper(), enabled))
backend.generate_begin(events, group)
@@ -60,7 +55,6 @@ def generate(events, backend, group):
out(' false)')
- # tracer without checks
out('',
'static inline void %(api)s(%(args)s)',
'{',
@@ -68,11 +62,17 @@ def generate(events, backend, group):
args=e.args)
if "disable" not in e.properties:
- backend.generate(e, group)
-
+ backend.generate(e, group, check_trace_event_get_state=False)
+
+ if backend.check_trace_event_get_state:
+ event_id = 'TRACE_' + e.name.upper()
+ cond = "trace_event_get_state(%s)" % event_id
+ out(' if (%(cond)s) {',
+ cond=cond)
+ backend.generate(e, group, check_trace_event_get_state=True)
+ out(' }')
out('}')
-
backend.generate_end(events, group)
out('#endif /* TRACE_%s_GENERATED_TRACERS_H */' % group.upper())
diff --git a/scripts/tracetool/format/log_stap.py b/scripts/tracetool/format/log_stap.py
index 710d62b..259303a 100644
--- a/scripts/tracetool/format/log_stap.py
+++ b/scripts/tracetool/format/log_stap.py
@@ -1,4 +1,4 @@
-# -*- coding: utf-8 -*-
+# SPDX-License-Identifier: GPL-2.0-or-later
"""
Generate .stp file that printfs log messages (DTrace with SystemTAP only).
@@ -18,8 +18,6 @@ from tracetool.backend.dtrace import binary, probeprefix
from tracetool.backend.simple import is_string
from tracetool.format.stap import stap_escape
-def global_var_name(name):
- return probeprefix().replace(".", "_") + "_" + name
STATE_SKIP = 0
STATE_LITERAL = 1
diff --git a/scripts/tracetool/format/rs.py b/scripts/tracetool/format/rs.py
new file mode 100644
index 0000000..32ac4e5
--- /dev/null
+++ b/scripts/tracetool/format/rs.py
@@ -0,0 +1,64 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+"""
+trace-DIR.rs
+"""
+
+__author__ = "Tanish Desai <tanishdesai37@gmail.com>"
+__copyright__ = "Copyright 2025, Tanish Desai <tanishdesai37@gmail.com>"
+__license__ = "GPL version 2 or (at your option) any later version"
+
+__maintainer__ = "Stefan Hajnoczi"
+__email__ = "stefanha@redhat.com"
+
+
+from tracetool import out
+
+
+def generate(events, backend, group):
+ out('// SPDX-License-Identifier: GPL-2.0-or-later',
+ '// This file is @generated by tracetool, do not edit.',
+ '',
+ '#[allow(unused_imports)]',
+ 'use std::ffi::c_char;',
+ '#[allow(unused_imports)]',
+ 'use util::bindings;',
+ '',
+ '#[inline(always)]',
+ 'fn trace_event_state_is_enabled(dstate: u16) -> bool {',
+ ' (unsafe { trace_events_enabled_count }) != 0 && dstate != 0',
+ '}',
+ '',
+ 'extern "C" {',
+ ' static mut trace_events_enabled_count: u32;',
+ '}',)
+
+ out('extern "C" {')
+
+ for e in events:
+ out(' static mut %s: u16;' % e.api(e.QEMU_DSTATE))
+ out('}')
+
+ backend.generate_begin(events, group)
+
+ for e in events:
+ out('',
+ '#[inline(always)]',
+ '#[allow(dead_code)]',
+ 'pub fn %(api)s(%(args)s)',
+ '{',
+ api=e.api(e.QEMU_TRACE),
+ args=e.args.rust_decl())
+
+ if "disable" not in e.properties:
+ backend.generate(e, group, check_trace_event_get_state=False)
+ if backend.check_trace_event_get_state:
+ event_id = 'TRACE_' + e.name.upper()
+ out(' if trace_event_state_is_enabled(unsafe { _%(event_id)s_DSTATE}) {',
+ event_id = event_id,
+ api=e.api())
+ backend.generate(e, group, check_trace_event_get_state=True)
+ out(' }')
+ out('}')
+
+ backend.generate_end(events, group)
diff --git a/scripts/tracetool/format/simpletrace_stap.py b/scripts/tracetool/format/simpletrace_stap.py
index 7297113..c7bde97 100644
--- a/scripts/tracetool/format/simpletrace_stap.py
+++ b/scripts/tracetool/format/simpletrace_stap.py
@@ -1,4 +1,4 @@
-# -*- coding: utf-8 -*-
+# SPDX-License-Identifier: GPL-2.0-or-later
"""
Generate .stp file that outputs simpletrace binary traces (DTrace with SystemTAP only).
@@ -17,8 +17,6 @@ from tracetool.backend.dtrace import probeprefix
from tracetool.backend.simple import is_string
from tracetool.format.stap import stap_escape
-def global_var_name(name):
- return probeprefix().replace(".", "_") + "_" + name
def generate(events, backend, group):
out('/* This file is autogenerated by tracetool, do not edit. */',
diff --git a/scripts/tracetool/format/stap.py b/scripts/tracetool/format/stap.py
index 4d77fbc..285c920 100644
--- a/scripts/tracetool/format/stap.py
+++ b/scripts/tracetool/format/stap.py
@@ -1,4 +1,4 @@
-# -*- coding: utf-8 -*-
+# SPDX-License-Identifier: GPL-2.0-or-later
"""
Generate .stp file (DTrace with SystemTAP only).
diff --git a/scripts/tracetool/format/ust_events_c.py b/scripts/tracetool/format/ust_events_c.py
index 569754a..074226b 100644
--- a/scripts/tracetool/format/ust_events_c.py
+++ b/scripts/tracetool/format/ust_events_c.py
@@ -1,4 +1,4 @@
-# -*- coding: utf-8 -*-
+# SPDX-License-Identifier: GPL-2.0-or-later
"""
trace/generated-ust.c
diff --git a/scripts/tracetool/format/ust_events_h.py b/scripts/tracetool/format/ust_events_h.py
index 2a31fef..cee7970 100644
--- a/scripts/tracetool/format/ust_events_h.py
+++ b/scripts/tracetool/format/ust_events_h.py
@@ -1,4 +1,4 @@
-# -*- coding: utf-8 -*-
+# SPDX-License-Identifier: GPL-2.0-or-later
"""
trace/generated-ust-provider.h
generated by cgit v1.1 at 2025-10-05 14:07:01 +0000