Mostly complete tracing. Probably a lot of bugs.

src/xenia/kernel/objects/xkernel_module.cc

@@ -24,6 +24,8 @@ XKernelModule::XKernelModule(KernelState* kernel_state, const char* path) :
   emulator_ = kernel_state->emulator();
   memory_ = emulator_->memory();
   export_resolver_ = kernel_state->emulator()->export_resolver();
+
+  OnLoad();
 }
 
 XKernelModule::~XKernelModule() {

src/xenia/kernel/objects/xmodule.cc

@@ -9,6 +9,8 @@
 
 #include <xenia/kernel/objects/xmodule.h>
 
+#include <xdb/protocol.h>
+
 
 using namespace xe;
 using namespace xe::cpu;
@@ -32,6 +34,23 @@ XModule::XModule(KernelState* kernel_state, const char* path) :
 }
 
 XModule::~XModule() {
+  auto ev = xdb::protocol::ModuleUnloadEvent::Append(memory()->trace_base());
+  if (ev) {
+    ev->type = xdb::protocol::EventType::MODULE_UNLOAD;
+    ev->module_id = handle();
+  }
+
+  kernel_state_->UnregisterModule(this);
+}
+
+void XModule::OnLoad() {
+  auto ev = xdb::protocol::ModuleLoadEvent::Append(memory()->trace_base());
+  if (ev) {
+    ev->type = xdb::protocol::EventType::MODULE_LOAD;
+    ev->module_id = handle();
+  }
+
+  kernel_state_->RegisterModule(this);
 }
 
 X_STATUS XModule::GetSection(

src/xenia/kernel/objects/xmodule.h

@@ -33,6 +33,8 @@ public:
       uint32_t* out_section_data, uint32_t* out_section_size);
 
 protected:
+  void OnLoad();
+
   char            name_[256];
   char            path_[poly::max_path];
 };

src/xenia/kernel/objects/xthread.cc

@@ -11,6 +11,7 @@
 
 #include <poly/math.h>
 
+#include <xdb/protocol.h>
 #include <xenia/cpu/cpu.h>
 #include <xenia/kernel/native_list.h>
 #include <xenia/kernel/xboxkrnl_threading.h>
@@ -70,6 +71,12 @@ XThread::XThread(KernelState* kernel_state,
 }
 
 XThread::~XThread() {
+  auto ev = xdb::protocol::ThreadExitEvent::Append(memory()->trace_base());
+  if (ev) {
+    ev->type = xdb::protocol::EventType::THREAD_EXIT;
+    ev->thread_id = handle();
+  }
+
   // Unregister first to prevent lookups while deleting.
   kernel_state_->UnregisterThread(this);
 
@@ -254,6 +261,13 @@ X_STATUS XThread::Create() {
     SetAffinity(proc_mask);
   }
 
+  auto ev = xdb::protocol::ThreadCreateEvent::Append(memory()->trace_base());
+  if (ev) {
+    ev->type = xdb::protocol::EventType::THREAD_CREATE;
+    ev->thread_id = handle();
+    thread_state_->WriteRegisters(&ev->registers);
+  }
+
   module->Release();
   return X_STATUS_SUCCESS;
 }

src/xenia/kernel/objects/xuser_module.cc

@@ -122,6 +122,8 @@ X_STATUS XUserModule::LoadFromMemory(const void* addr, const size_t length) {
     return X_STATUS_UNSUCCESSFUL;
   }
 
+  OnLoad();
+
   return X_STATUS_SUCCESS;
 }