From: Tanish Desai <tanishdesai37@gmail.com>
Signed-off-by: Tanish Desai <tanishdesai37@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
scripts/tracetool/backend/simple.py | 7 +++++
tests/tracetool/simple.rs | 40 +++++++++++++++++++++++++++++
tests/tracetool/tracetool-test.py | 2 ++
3 files changed, 49 insertions(+)
create mode 100644 tests/tracetool/simple.rs
diff --git a/scripts/tracetool/backend/simple.py b/scripts/tracetool/backend/simple.py
index b5a6b7205a3..b131e4fc194 100644
--- a/scripts/tracetool/backend/simple.py
+++ b/scripts/tracetool/backend/simple.py
@@ -98,3 +98,10 @@ def generate_c(event, group):
out(' trace_record_finish(&rec);',
'}',
'')
+
+def generate_rs(event, group):
+ out(' extern "C" { fn _simple_%(api)s(%(rust_args)s); }',
+ ' unsafe { _simple_%(api)s(%(args)s); }',
+ api=event.api(),
+ rust_args=event.args.rust_decl_extern(),
+ args=event.args.rust_call_extern())
diff --git a/tests/tracetool/simple.rs b/tests/tracetool/simple.rs
new file mode 100644
index 00000000000..73f75e04dc7
--- /dev/null
+++ b/tests/tracetool/simple.rs
@@ -0,0 +1,40 @@
+// 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_get_state_dynamic_by_id(_id: u16) -> bool {
+ unsafe { (trace_events_enabled_count != 0) && (_id != 0) }
+}
+
+extern "C" {
+ static mut trace_events_enabled_count: u32;
+}
+extern "C" {
+ static mut _TRACE_TEST_BLAH_DSTATE: u16;
+ static mut _TRACE_TEST_WIBBLE_DSTATE: u16;
+}
+
+#[inline(always)]
+#[allow(dead_code)]
+pub fn trace_test_blah(_context: *mut (), _filename: &std::ffi::CStr)
+{
+ if trace_event_get_state_dynamic_by_id(unsafe { _TRACE_TEST_BLAH_DSTATE}) {
+ extern "C" { fn _simple_trace_test_blah(_context: *mut (), _filename: *const std::ffi::c_char); }
+ unsafe { _simple_trace_test_blah(_context, _filename.as_ptr()); }
+ }
+}
+
+#[inline(always)]
+#[allow(dead_code)]
+pub fn trace_test_wibble(_context: *mut (), _value: std::ffi::c_int)
+{
+ if trace_event_get_state_dynamic_by_id(unsafe { _TRACE_TEST_WIBBLE_DSTATE}) {
+ extern "C" { fn _simple_trace_test_wibble(_context: *mut (), _value: std::ffi::c_int); }
+ unsafe { _simple_trace_test_wibble(_context, _value); }
+ }
+}
diff --git a/tests/tracetool/tracetool-test.py b/tests/tracetool/tracetool-test.py
index 65430fdedc1..3e37890476d 100755
--- a/tests/tracetool/tracetool-test.py
+++ b/tests/tracetool/tracetool-test.py
@@ -14,6 +14,8 @@ def get_formats(backend):
"c",
"h",
]
+ if backend in {"simple"}:
+ formats += ["rs"]
if backend == "dtrace":
formats += [
"d",
--
2.51.0