DolphinQt: Access Software JIT Profiling

Source/Core/DolphinQt/MenuBar.cpp

@@ -15,9 +15,12 @@
 #include <QMap>
 #include <QUrl>
 
+#include <fmt/format.h>
+
 #include "Common/Align.h"
 #include "Common/CommonPaths.h"
 #include "Common/FileUtil.h"
+#include "Common/IOFile.h"
 #include "Common/StringUtil.h"
 
 #include "Core/AchievementManager.h"
@@ -150,6 +153,7 @@ void MenuBar::OnEmulationStateChanged(Core::State state)
                                 !Core::System::GetInstance().GetMovie().IsPlayingInput());
 
   // JIT
+  const bool jit_exists = Core::System::GetInstance().GetJitInterface().GetCore() != nullptr;
   m_jit_interpreter_core->setEnabled(running);
   m_jit_block_linking->setEnabled(!running);
   m_jit_disable_cache->setEnabled(!running);
@@ -158,6 +162,7 @@ void MenuBar::OnEmulationStateChanged(Core::State state)
   m_jit_clear_cache->setEnabled(running);
   m_jit_log_coverage->setEnabled(!running);
   m_jit_search_instruction->setEnabled(running);
+  m_jit_write_cache_log_dump->setEnabled(running && jit_exists);
 
   // Symbols
   m_symbols->setEnabled(running);
@@ -198,6 +203,30 @@ void MenuBar::OnDebugModeToggled(bool enabled)
   }
 }
 
+void MenuBar::OnWriteJitBlockLogDump()
+{
+  const std::string filename = fmt::format("{}{}.txt", File::GetUserPath(D_DUMPDEBUG_JITBLOCKS_IDX),
+                                           SConfig::GetInstance().GetGameID());
+  File::IOFile f(filename, "w");
+  if (!f)
+  {
+    ModalMessageBox::warning(
+        this, tr("Error"),
+        tr("Failed to open \"%1\" for writing.").arg(QString::fromStdString(filename)));
+    return;
+  }
+  auto& system = Core::System::GetInstance();
+  system.GetJitInterface().JitBlockLogDump(Core::CPUThreadGuard{system}, f.GetHandle());
+  if (static bool ignore = false; ignore == false)
+  {
+    const int button_pressed = ModalMessageBox::information(
+        this, tr("Success"), tr("Wrote to \"%1\".").arg(QString::fromStdString(filename)),
+        QMessageBox::Ok | QMessageBox::Ignore);
+    if (button_pressed == QMessageBox::Ignore)
+      ignore = true;
+  }
+}
+
 void MenuBar::AddFileMenu()
 {
   QMenu* file_menu = addMenu(tr("&File"));
@@ -892,6 +921,17 @@ void MenuBar::AddJITMenu()
 
   m_jit->addSeparator();
 
+  m_jit_profile_blocks = m_jit->addAction(tr("Enable JIT Block Profiling"));
+  m_jit_profile_blocks->setCheckable(true);
+  m_jit_profile_blocks->setChecked(Config::Get(Config::MAIN_DEBUG_JIT_ENABLE_PROFILING));
+  connect(m_jit_profile_blocks, &QAction::toggled, [](bool enabled) {
+    Config::SetBaseOrCurrent(Config::MAIN_DEBUG_JIT_ENABLE_PROFILING, enabled);
+  });
+  m_jit_write_cache_log_dump =
+      m_jit->addAction(tr("Write JIT Block Log Dump"), this, &MenuBar::OnWriteJitBlockLogDump);
+
+  m_jit->addSeparator();
+
   m_jit_off = m_jit->addAction(tr("JIT Off (JIT Core)"));
   m_jit_off->setCheckable(true);
   m_jit_off->setChecked(Config::Get(Config::MAIN_DEBUG_JIT_OFF));

Source/Core/DolphinQt/MenuBar.h

@@ -185,6 +185,7 @@ private:
   void OnRecordingStatusChanged(bool recording);
   void OnReadOnlyModeChanged(bool read_only);
   void OnDebugModeToggled(bool enabled);
+  void OnWriteJitBlockLogDump();
 
   QString GetSignatureSelector() const;
 
@@ -268,6 +269,8 @@ private:
   QAction* m_jit_clear_cache;
   QAction* m_jit_log_coverage;
   QAction* m_jit_search_instruction;
+  QAction* m_jit_profile_blocks;
+  QAction* m_jit_write_cache_log_dump;
   QAction* m_jit_off;
   QAction* m_jit_loadstore_off;
   QAction* m_jit_loadstore_lbzx_off;