cogl/trace: Allow defining and setting sysprof trace counters
Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/3952>
This commit is contained in:
Sebastian Wick
Marge Bot
parent
55a97c8600
commit
777c635076
2 changed files with 202 additions and 0 deletions
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@ -41,6 +41,8 @@
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#define COGL_TRACE_OUTPUT_FILE "cogl-trace-sp-capture.syscap"
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#define BUFFER_LENGTH (4096 * 4)
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#define CATEGORY "mutter"
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struct _CoglTraceContext
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{
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gatomicrefcount ref_count;
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@ -385,6 +387,122 @@ cogl_trace_describe (CoglTraceHead *head,
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head->description = g_strdup (description);
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}
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static void
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cogl_trace_set_counter (unsigned int counter,
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SysprofCaptureCounterValue *value)
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{
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SysprofTimeStamp time;
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CoglTraceContext *trace_context;
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CoglTraceThreadContext *trace_thread_context;
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time = g_get_monotonic_time () * 1000;
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trace_thread_context = g_private_get (&cogl_trace_thread_data);
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trace_context = trace_thread_context->trace_context;
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g_mutex_lock (&cogl_trace_mutex);
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if (!sysprof_capture_writer_set_counters (trace_context->writer,
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time,
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trace_thread_context->cpu_id,
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trace_thread_context->pid,
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&counter,
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value,
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1))
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{
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/* XXX: g_main_context_get_thread_default() might be wrong, it probably
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* needs to store the GMainContext in CoglTraceThreadContext when creating
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* and use it here.
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*/
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if (errno == EPIPE)
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cogl_set_tracing_disabled_on_thread (g_main_context_get_thread_default ());
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}
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g_mutex_unlock (&cogl_trace_mutex);
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}
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void
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cogl_trace_set_counter_int (unsigned int counter,
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int64_t value)
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{
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SysprofCaptureCounterValue v;
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v.v64 = value;
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cogl_trace_set_counter (counter, &v);
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}
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void
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cogl_trace_set_counter_double (unsigned int counter,
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double value)
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{
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SysprofCaptureCounterValue v;
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v.vdbl = value;
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cogl_trace_set_counter (counter, &v);
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}
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static unsigned int
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cogl_trace_define_counter (const char *name,
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const char *description,
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uint32_t type)
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{
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SysprofTimeStamp time;
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CoglTraceContext *trace_context;
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CoglTraceThreadContext *trace_thread_context;
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SysprofCaptureCounter counter;
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time = g_get_monotonic_time () * 1000;
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trace_thread_context = g_private_get (&cogl_trace_thread_data);
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trace_context = trace_thread_context->trace_context;
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counter.id = sysprof_capture_writer_request_counter (trace_context->writer, 1);
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counter.type = type;
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if (type == SYSPROF_CAPTURE_COUNTER_DOUBLE)
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counter.value.vdbl = 0.0;
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else
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counter.value.v64 = 0;
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g_strlcpy (counter.category, CATEGORY, sizeof counter.category);
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g_strlcpy (counter.name, name, sizeof counter.name);
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g_strlcpy (counter.description, description, sizeof counter.name);
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g_mutex_lock (&cogl_trace_mutex);
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if (!sysprof_capture_writer_define_counters (trace_context->writer,
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time,
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trace_thread_context->cpu_id,
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trace_thread_context->pid,
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&counter,
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1))
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{
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/* XXX: g_main_context_get_thread_default() might be wrong, it probably
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* needs to store the GMainContext in CoglTraceThreadContext when creating
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* and use it here.
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*/
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if (errno == EPIPE)
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cogl_set_tracing_disabled_on_thread (g_main_context_get_thread_default ());
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}
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g_mutex_unlock (&cogl_trace_mutex);
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return counter.id;
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}
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unsigned int
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cogl_trace_define_counter_int (const char *name,
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const char *description)
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{
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return cogl_trace_define_counter (name, description,
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SYSPROF_CAPTURE_COUNTER_INT64);
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}
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unsigned int
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cogl_trace_define_counter_double (const char *name,
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const char *description)
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{
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return cogl_trace_define_counter (name, description,
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SYSPROF_CAPTURE_COUNTER_DOUBLE);
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}
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#else
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#include <string.h>
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@ -45,6 +45,12 @@ typedef struct _CoglTraceHead
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char *description;
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} CoglTraceHead;
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typedef struct _CoglTraceCounterData
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{
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const char *name;
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const char *description;
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} CoglTraceCounterData;
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COGL_EXPORT
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GPrivate cogl_trace_thread_data;
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COGL_EXPORT
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@ -102,6 +108,46 @@ cogl_is_tracing_enabled (void)
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return !!g_private_get (&cogl_trace_thread_data);
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}
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COGL_EXPORT
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void cogl_trace_set_counter_int (unsigned int counter,
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int64_t value);
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COGL_EXPORT
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void cogl_trace_set_counter_double (unsigned int counter,
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double value);
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COGL_EXPORT
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unsigned int cogl_trace_define_counter_int (const char *name,
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const char *description);
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COGL_EXPORT
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unsigned int cogl_trace_define_counter_double (const char *name,
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const char *description);
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static inline gpointer
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cogl_trace_counter_data_int (gpointer user_data)
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{
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CoglTraceCounterData *counter_data = user_data;
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int counter;
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counter = cogl_trace_define_counter_int (counter_data->name,
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counter_data->description);
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return GUINT_TO_POINTER (counter);
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}
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static inline gpointer
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cogl_trace_counter_data_double (gpointer user_data)
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{
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CoglTraceCounterData *counter_data = user_data;
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int counter;
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counter = cogl_trace_define_counter_double (counter_data->name,
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counter_data->description);
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return GUINT_TO_POINTER (counter);
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}
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#define COGL_TRACE_BEGIN_SCOPED(Name, name) \
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CoglTraceHead CoglTrace##Name = { 0 }; \
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__attribute__((cleanup (cogl_auto_trace_end_helper))) \
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@ -146,6 +192,44 @@ cogl_is_tracing_enabled (void)
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} \
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G_STMT_END
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#define COGL_TRACE_INTERNAL_DEFINE_COUNTER(Name, name, description, func) \
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static GOnce CoglTraceCounter##Name = G_ONCE_INIT; \
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if (cogl_is_tracing_enabled ()) \
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{ \
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static CoglTraceCounterData CoglTraceCounterData##Name = { \
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name, description, \
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}; \
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g_once (&CoglTraceCounter##Name, \
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func, \
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&CoglTraceCounterData##Name); \
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}
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#define COGL_TRACE_DEFINE_COUNTER_INT(Name, name, description) \
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COGL_TRACE_INTERNAL_DEFINE_COUNTER(Name, name, description, \
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cogl_trace_counter_data_int)
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#define COGL_TRACE_DEFINE_COUNTER_DOUBLE(Name, name, description) \
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COGL_TRACE_INTERNAL_DEFINE_COUNTER(Name, name, description, \
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cogl_trace_counter_data_double)
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#define COGL_TRACE_INTERNAL_SET_COUNTER(Name, value, func) \
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G_STMT_START \
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{ \
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if (cogl_is_tracing_enabled ()) \
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{ \
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func (GPOINTER_TO_UINT (CoglTraceCounter##Name.retval), value); \
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} \
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} \
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G_STMT_END
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#define COGL_TRACE_SET_COUNTER_INT(Name, value) \
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COGL_TRACE_INTERNAL_SET_COUNTER(Name, value, \
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cogl_trace_set_counter_int)
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#define COGL_TRACE_SET_COUNTER_DOUBLE(Name, value) \
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COGL_TRACE_INTERNAL_SET_COUNTER(Name, value, \
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cogl_trace_set_counter_double)
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#else /* HAVE_PROFILER */
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#include <stdio.h>
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