From: Tanish Desai <tanishdesa...@gmail.com>
Signed-off-by: Tanish Desai <tanishdesa...@gmail.com>
Signed-off-by: Paolo Bonzini <pbonz...@redhat.com>
---
scripts/tracetool/backend/log.py | 10 ++++++-
tests/tracetool/log.rs | 45 +++++++++++++++++++++++++++++++
tests/tracetool/tracetool-test.py | 2 +-
3 files changed, 55 insertions(+), 2 deletions(-)
create mode 100644 tests/tracetool/log.rs
diff --git a/scripts/tracetool/backend/log.py b/scripts/tracetool/backend/log.py
index 2aa180f4b47..c167f30cf2c 100644
--- a/scripts/tracetool/backend/log.py
+++ b/scripts/tracetool/backend/log.py
@@ -12,7 +12,7 @@
__email__ = "stefa...@redhat.com"
-from tracetool import out
+from tracetool import out, expand_format_string
PUBLIC = True
@@ -44,3 +44,11 @@ def generate_h(event, group):
def generate_h_backend_dstate(event, group):
out(' trace_event_get_state_dynamic_by_id(%(event_id)s) || \\',
event_id="TRACE_" + event.name.upper())
+
+def generate_rs(event, group):
+ out(' let format_string = c"%(fmt)s\\n";',
+ ' if (unsafe { bindings::qemu_loglevel } & bindings::LOG_TRACE)
!= 0 {',
+ ' unsafe { bindings::qemu_log(format_string.as_ptr() as
*const c_char, %(args)s);}',
+ ' }',
+ fmt=expand_format_string(event.fmt, event.name + " "),
+ args=event.args.rust_call_varargs())
diff --git a/tests/tracetool/log.rs b/tests/tracetool/log.rs
new file mode 100644
index 00000000000..fc95adafa46
--- /dev/null
+++ b/tests/tracetool/log.rs
@@ -0,0 +1,45 @@
+// This file is autogenerated by tracetool, do not edit.
+
+#[allow(unused_imports)]
+use std::ffi::c_char;
+#[allow(unused_imports)]
+use qemu_api::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;
+}
+const _TRACE_TEST_BLAH_ENABLED: bool = true;
+const _TRACE_TEST_WIBBLE_ENABLED: bool = true;
+
+#[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}) {
+ let format_string = c"test_blah Blah context=%p filename=%s\n";
+ if (unsafe { bindings::qemu_loglevel } & bindings::LOG_TRACE) != 0 {
+ unsafe { bindings::qemu_log(format_string.as_ptr() as *const
c_char, _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}) {
+ let format_string = c"test_wibble Wibble context=%p value=%d\n";
+ if (unsafe { bindings::qemu_loglevel } & bindings::LOG_TRACE) != 0 {
+ unsafe { bindings::qemu_log(format_string.as_ptr() as *const
c_char, _context, _value);}
+ }
+ }
+}
diff --git a/tests/tracetool/tracetool-test.py
b/tests/tracetool/tracetool-test.py
index ad7dd667288..5e5b16e2856 100755
--- a/tests/tracetool/tracetool-test.py
+++ b/tests/tracetool/tracetool-test.py
@@ -13,7 +13,7 @@ def get_formats(backend):
"c",
"h",
]
- if backend in {"simple"}:
+ if backend in {"log", "simple"}:
formats += ["rs"]
if backend == "dtrace":
formats += [
--
2.50.1
