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Add tracy support for profiling opcodes.

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This commit is contained in:
Lukas Tenbrink
2025-12-05 14:44:40 +01:00
parent 3edd256a6f
commit 2098998347
3 changed files with 66 additions and 46 deletions
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61
core/profiling/profiling.cpp
View File

@@ -36,7 +36,7 @@
#include "core/os/mutex.h"
#include "core/templates/paged_allocator.h"
namespace TracyInternal {
namespace tracy {
static bool configured = false;
static const char dummy_string[] = "dummy";
@@ -57,6 +57,7 @@ struct StringInternData {
struct SourceLocationInternData {
const StringInternData *file;
const StringInternData *function;
const StringInternData *name;
tracy::SourceLocationData source_location_data;
@@ -111,14 +112,7 @@ const StringInternData *_intern_name(const StringName &p_name) {
return _data;
}
const char *intern_name(const StringName &p_name) {
ERR_FAIL_COND_V(!configured, dummy_string);
MutexLock lock(TracyInternTable::mutex);
return _intern_name(p_name)->name_utf8.get_data();
}
const tracy::SourceLocationData *intern_source_location(const void *p_function_ptr, const StringName &p_file, const StringName &p_function, uint32_t p_line) {
const tracy::SourceLocationData *intern_source_location(const void *p_function_ptr, const StringName &p_file, const StringName &p_function, const StringName &p_name, uint32_t p_line, bool p_is_script) {
ERR_FAIL_COND_V(!configured, &dummy_source_location);
const uint32_t hash = HashMapHasherDefault::hash(p_function_ptr);
@@ -128,7 +122,7 @@ const tracy::SourceLocationData *intern_source_location(const void *p_function_p
SourceLocationInternData *_data = TracyInternTable::source_location_table[idx];
while (_data) {
if (_data->function_ptr_hash == hash && _data->source_location_data.line == p_line && _data->file->name == p_file && _data->function->name == p_function) {
if (_data->function_ptr_hash == hash && _data->source_location_data.line == p_line && _data->file->name == p_file && _data->function->name == p_function && _data->name->name == p_name) {
return &_data->source_location_data;
}
_data = _data->next;
@@ -139,13 +133,14 @@ const tracy::SourceLocationData *intern_source_location(const void *p_function_p
_data->function_ptr_hash = hash;
_data->file = _intern_name(p_file);
_data->function = _intern_name(p_function);
_data->name = _intern_name(p_name);
_data->source_location_data.file = _data->file->name_utf8.get_data();
_data->source_location_data.function = _data->function->name_utf8.get_data();
_data->source_location_data.name = _data->source_location_data.function;
_data->source_location_data.name = _data->name->name_utf8.get_data();
_data->source_location_data.line = p_line;
_data->source_location_data.color = 0x478cbf; // godot_logo_blue
_data->source_location_data.color = p_is_script ? 0x478cbf : 0; // godot_logo_blue
_data->next = TracyInternTable::source_location_table[idx];
_data->prev = nullptr;
@@ -157,20 +152,20 @@ const tracy::SourceLocationData *intern_source_location(const void *p_function_p
return &_data->source_location_data;
}
} // namespace TracyInternal
} // namespace tracy
void godot_init_profiler() {
MutexLock lock(TracyInternal::TracyInternTable::mutex);
ERR_FAIL_COND(TracyInternal::configured);
MutexLock lock(tracy::TracyInternTable::mutex);
ERR_FAIL_COND(tracy::configured);
for (uint32_t i = 0; i < TracyInternal::TracyInternTable::TABLE_LEN; i++) {
TracyInternal::TracyInternTable::source_location_table[i] = nullptr;
for (uint32_t i = 0; i < tracy::TracyInternTable::TABLE_LEN; i++) {
tracy::TracyInternTable::source_location_table[i] = nullptr;
}
for (uint32_t i = 0; i < TracyInternal::TracyInternTable::TABLE_LEN; i++) {
TracyInternal::TracyInternTable::string_table[i] = nullptr;
for (uint32_t i = 0; i < tracy::TracyInternTable::TABLE_LEN; i++) {
tracy::TracyInternTable::string_table[i] = nullptr;
}
TracyInternal::configured = true;
tracy::configured = true;
// Send our first event to tracy; otherwise it doesn't start collecting data.
// FrameMark is kind of fitting because it communicates "this is where we started tracing".
@@ -178,25 +173,25 @@ void godot_init_profiler() {
}
void godot_cleanup_profiler() {
MutexLock lock(TracyInternal::TracyInternTable::mutex);
ERR_FAIL_COND(!TracyInternal::configured);
MutexLock lock(tracy::TracyInternTable::mutex);
ERR_FAIL_COND(!tracy::configured);
for (uint32_t i = 0; i < TracyInternal::TracyInternTable::TABLE_LEN; i++) {
while (TracyInternal::TracyInternTable::source_location_table[i]) {
TracyInternal::SourceLocationInternData *d = TracyInternal::TracyInternTable::source_location_table[i];
TracyInternal::TracyInternTable::source_location_table[i] = TracyInternal::TracyInternTable::source_location_table[i]->next;
TracyInternal::TracyInternTable::source_location_allocator.free(d);
for (uint32_t i = 0; i < tracy::TracyInternTable::TABLE_LEN; i++) {
while (tracy::TracyInternTable::source_location_table[i]) {
tracy::SourceLocationInternData *d = tracy::TracyInternTable::source_location_table[i];
tracy::TracyInternTable::source_location_table[i] = tracy::TracyInternTable::source_location_table[i]->next;
tracy::TracyInternTable::source_location_allocator.free(d);
}
}
for (uint32_t i = 0; i < TracyInternal::TracyInternTable::TABLE_LEN; i++) {
while (TracyInternal::TracyInternTable::string_table[i]) {
TracyInternal::StringInternData *d = TracyInternal::TracyInternTable::string_table[i];
TracyInternal::TracyInternTable::string_table[i] = TracyInternal::TracyInternTable::string_table[i]->next;
TracyInternal::TracyInternTable::string_allocator.free(d);
for (uint32_t i = 0; i < tracy::TracyInternTable::TABLE_LEN; i++) {
while (tracy::TracyInternTable::string_table[i]) {
tracy::StringInternData *d = tracy::TracyInternTable::string_table[i];
tracy::TracyInternTable::string_table[i] = tracy::TracyInternTable::string_table[i]->next;
tracy::TracyInternTable::string_allocator.free(d);
}
}
TracyInternal::configured = false;
tracy::configured = false;
}
#elif defined(GODOT_USE_PERFETTO)

31
core/profiling/profiling.h
View File

@@ -51,10 +51,10 @@
#include <tracy/Tracy.hpp>
namespace TracyInternal {
const char *intern_name(const StringName &p_name);
const tracy::SourceLocationData *intern_source_location(const void *p_function_ptr, const StringName &p_file, const StringName &p_function, uint32_t p_line);
} //namespace TracyInternal
// Hijacking the tracy namespace so we can use their macros.
namespace tracy {
const SourceLocationData *intern_source_location(const void *p_function_ptr, const StringName &p_file, const StringName &p_function, const StringName &p_name, uint32_t p_line, bool p_is_script);
} //namespace tracy
// Define tracing macros.
#define GodotProfileFrameMark FrameMark
@@ -72,8 +72,11 @@ const tracy::SourceLocationData *intern_source_location(const void *p_function_p
static constexpr tracy::SourceLocationData TracyConcat(__tracy_source_location, TracyLine){ m_zone_name, TracyFunction, TracyFile, (uint32_t)TracyLine, 0 }; \
new (&__godot_tracy_zone_##m_group_name) tracy::ScopedZone(&TracyConcat(__tracy_source_location, TracyLine), TRACY_CALLSTACK, true)
#endif
#define GodotProfileZoneGroupedFirstScript(m_varname, m_ptr, m_file, m_function, m_line) \
tracy::ScopedZone __godot_tracy_zone_##m_group_name(TracyInternal::intern_source_location(m_ptr, m_file, m_function, m_line))
#define GodotProfileZoneScript(m_ptr, m_file, m_function, m_name, m_line) \
tracy::ScopedZone __godot_tracy_script(tracy::intern_source_location(m_ptr, m_file, m_function, m_name, m_line, true))
#define GodotProfileZoneScriptSystemCall(m_ptr, m_file, m_function, m_name, m_line) \
tracy::ScopedZone __godot_tracy_zone_system_call(tracy::intern_source_location(m_ptr, m_file, m_function, m_name, m_line, false))
// Memory allocation
#define GodotProfileAlloc(m_ptr, m_size) TracyAlloc(m_ptr, m_size)
@@ -111,7 +114,9 @@ struct PerfettoGroupedEventEnder {
#define GodotProfileZoneGrouped(m_group_name, m_zone_name) \
__godot_perfetto_zone_##m_group_name._end_now(); \
TRACE_EVENT_BEGIN("godot", m_zone_name);
#define GodotProfileZoneGroupedFirstScript(m_varname, m_ptr, m_file, m_function, m_line) \\ TODO
#define GodotProfileZoneScript(m_ptr, m_file, m_function, m_name, m_line)
#define GodotProfileZoneScriptSystemCall(m_ptr, m_file, m_function, m_name, m_line)
#define GodotProfileAlloc(m_ptr, m_size)
#define GodotProfileFree(m_ptr)
@@ -169,7 +174,8 @@ private:
#define GodotProfileZone(m_zone_name) \
GodotProfileZoneGroupedFirst(__COUNTER__, m_zone_name)
#define GodotProfileZoneGroupedFirstScript(m_varname, m_ptr, m_file, m_function, m_line)
#define GodotProfileZoneScript(m_ptr, m_file, m_function, m_name, m_line)
#define GodotProfileZoneScriptSystemCall(m_ptr, m_file, m_function, m_name, m_line)
// Instruments has its own memory profiling, so these are no-ops.
#define GodotProfileAlloc(m_ptr, m_size)
@@ -202,10 +208,11 @@ void godot_cleanup_profiler();
// There must be a one to one correspondence of GodotProfileAlloc and GodotProfileFree calls.
#define GodotProfileFree(m_ptr)
// Define a zone with custom source information (for scripting)
// m_varname is equivalent to GodotProfileZoneGrouped varnames.
// Define a zone for a script call (dynamic source location).
// m_ptr is a pointer to the function instance, which will be used for the lookup.
// m_file, m_function are StringNames, m_line is a uint32_t, all used for the source location.
#define GodotProfileZoneGroupedFirstScript(m_varname, m_ptr, m_file, m_function, m_line)
// m_file, m_function, m_name are StringNames, and m_line is uint32_t
#define GodotProfileZoneScript(m_ptr, m_file, m_function, m_name, m_line)
// Define a zone for a system call from a script (dynamic source location).
#define GodotProfileZoneScriptSystemCall(m_ptr, m_file, m_function, m_name, m_line)
#endif

20
modules/gdscript/gdscript_vm.cpp
View File

@@ -496,7 +496,7 @@ void (*type_init_function_table[])(Variant *) = {
#define METHOD_CALL_ON_FREED_INSTANCE_ERROR(method_pointer) "Cannot call method '" + (method_pointer)->get_name() + "' on a previously freed instance."
Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_args, int p_argcount, Callable::CallError &r_err, CallState *p_state) {
GodotProfileZoneGroupedFirstScript(zone, this, source, name, _initial_line);
GodotProfileZoneScript(this, source, name, name, _initial_line);
OPCODES_TABLE;
@@ -1907,6 +1907,8 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a
GD_ERR_BREAK(methodname_idx < 0 || methodname_idx >= _global_names_count);
const StringName *methodname = &_global_names_ptr[methodname_idx];
GodotProfileZoneScriptSystemCall(methodname, source, name, *methodname, line);
GET_INSTRUCTION_ARG(base, argc);
Variant **argptrs = instruction_args;
@@ -2027,6 +2029,8 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a
GD_ERR_BREAK(_code_ptr[ip + 2] < 0 || _code_ptr[ip + 2] >= _methods_count);
MethodBind *method = _methods_ptr[_code_ptr[ip + 2]];
GodotProfileZoneScriptSystemCall(method, source, name, method->get_name(), line);
GET_INSTRUCTION_ARG(base, argc);
#ifdef DEBUG_ENABLED
@@ -2112,6 +2116,8 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a
GD_ERR_BREAK(methodname_idx < 0 || methodname_idx >= _global_names_count);
const StringName *methodname = &_global_names_ptr[methodname_idx];
GodotProfileZoneScriptSystemCall(methodname, source, name, *methodname, line);
int argc = _code_ptr[ip + 3];
GD_ERR_BREAK(argc < 0);
@@ -2142,6 +2148,8 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a
GD_ERR_BREAK(_code_ptr[ip + 1] < 0 || _code_ptr[ip + 1] >= _methods_count);
MethodBind *method = _methods_ptr[_code_ptr[ip + 1]];
GodotProfileZoneScriptSystemCall(method, source, name, method->get_name(), line);
int argc = _code_ptr[ip + 2];
GD_ERR_BREAK(argc < 0);
@@ -2188,6 +2196,8 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a
GD_ERR_BREAK(_code_ptr[ip + 2] < 0 || _code_ptr[ip + 2] >= _methods_count);
MethodBind *method = _methods_ptr[_code_ptr[ip + 2]];
GodotProfileZoneScriptSystemCall(method, source, name, method->get_name(), line);
Variant **argptrs = instruction_args;
#ifdef DEBUG_ENABLED
@@ -2224,6 +2234,8 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a
GD_ERR_BREAK(_code_ptr[ip + 2] < 0 || _code_ptr[ip + 2] >= _methods_count);
MethodBind *method = _methods_ptr[_code_ptr[ip + 2]];
GodotProfileZoneScriptSystemCall(method, source, name, method->get_name(), line);
Variant **argptrs = instruction_args;
#ifdef DEBUG_ENABLED
uint64_t call_time = 0;
@@ -2260,6 +2272,8 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a
GD_ERR_BREAK(_code_ptr[ip + 2] < 0 || _code_ptr[ip + 2] >= _methods_count);
MethodBind *method = _methods_ptr[_code_ptr[ip + 2]];
GodotProfileZoneScriptSystemCall(method, source, name, method->get_name(), line);
GET_INSTRUCTION_ARG(base, argc);
#ifdef DEBUG_ENABLED
@@ -2312,6 +2326,8 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a
GD_ERR_BREAK(_code_ptr[ip + 2] < 0 || _code_ptr[ip + 2] >= _methods_count);
MethodBind *method = _methods_ptr[_code_ptr[ip + 2]];
GodotProfileZoneScriptSystemCall(method, source, name, method->get_name(), line);
GET_INSTRUCTION_ARG(base, argc);
#ifdef DEBUG_ENABLED
bool freed = false;
@@ -2483,6 +2499,8 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a
#endif
const StringName *methodname = &_global_names_ptr[self_fun];
GodotProfileZoneScriptSystemCall(methodname, source, name, *methodname, line);
Variant **argptrs = instruction_args;
GET_INSTRUCTION_ARG(dst, argc);