From 013778aa21bad3769b739d14843b8ef2bb3185c9 Mon Sep 17 00:00:00 2001
From: Subv <subv2112@gmail.com>
Date: Fri, 20 Apr 2018 15:52:06 -0500
Subject: [PATCH] Qt: Update the WaitTree widget to show info about the current
mutex of each thread.
---
src/core/hle/kernel/kernel.h | 4 -
.../hle/service/nvflinger/buffer_queue.cpp | 6 +-
src/core/hle/service/nvflinger/buffer_queue.h | 6 +-
src/yuzu/debugger/wait_tree.cpp | 86 +++++++------------
src/yuzu/debugger/wait_tree.h | 43 +++-------
5 files changed, 55 insertions(+), 90 deletions(-)
diff --git a/src/core/hle/kernel/kernel.h b/src/core/hle/kernel/kernel.h
index 053bf4e17..402ae900f 100644
--- a/src/core/hle/kernel/kernel.h
+++ b/src/core/hle/kernel/kernel.h
@@ -18,12 +18,10 @@ using Handle = u32;
enum class HandleType : u32 {
Unknown,
Event,
- Mutex,
SharedMemory,
Thread,
Process,
AddressArbiter,
- ConditionVariable,
Timer,
ResourceLimit,
CodeSet,
@@ -63,9 +61,7 @@ public:
bool IsWaitable() const {
switch (GetHandleType()) {
case HandleType::Event:
- case HandleType::Mutex:
case HandleType::Thread:
- case HandleType::ConditionVariable:
case HandleType::Timer:
case HandleType::ServerPort:
case HandleType::ServerSession:
diff --git a/src/core/hle/service/nvflinger/buffer_queue.cpp b/src/core/hle/service/nvflinger/buffer_queue.cpp
index 03a4fed59..e4ff2e267 100644
--- a/src/core/hle/service/nvflinger/buffer_queue.cpp
+++ b/src/core/hle/service/nvflinger/buffer_queue.cpp
@@ -9,7 +9,8 @@
#include "core/core_timing.h"
#include "core/hle/service/nvflinger/buffer_queue.h"
-namespace Service::NVFlinger {
+namespace Service {
+namespace NVFlinger {
BufferQueue::BufferQueue(u32 id, u64 layer_id) : id(id), layer_id(layer_id) {
native_handle = Kernel::Event::Create(Kernel::ResetType::OneShot, "BufferQueue NativeHandle");
@@ -110,4 +111,5 @@ void BufferQueue::SetBufferWaitEvent(Kernel::SharedPtr<Kernel::Event>&& wait_eve
buffer_wait_event = std::move(wait_event);
}
-} // namespace Service::NVFlinger
+} // namespace NVFlinger
+} // namespace Service
diff --git a/src/core/hle/service/nvflinger/buffer_queue.h b/src/core/hle/service/nvflinger/buffer_queue.h
index 95adc4706..1de5767cb 100644
--- a/src/core/hle/service/nvflinger/buffer_queue.h
+++ b/src/core/hle/service/nvflinger/buffer_queue.h
@@ -13,7 +13,8 @@ namespace CoreTiming {
struct EventType;
}
-namespace Service::NVFlinger {
+namespace Service {
+namespace NVFlinger {
struct IGBPBuffer {
u32_le magic;
@@ -97,4 +98,5 @@ private:
Kernel::SharedPtr<Kernel::Event> buffer_wait_event;
};
-} // namespace Service::NVFlinger
+} // namespace NVFlinger
+} // namespace Service
diff --git a/src/yuzu/debugger/wait_tree.cpp b/src/yuzu/debugger/wait_tree.cpp
index cae2864e5..acc4c2e0b 100644
--- a/src/yuzu/debugger/wait_tree.cpp
+++ b/src/yuzu/debugger/wait_tree.cpp
@@ -6,8 +6,8 @@
#include "yuzu/util/util.h"
#include "core/core.h"
-#include "core/hle/kernel/condition_variable.h"
#include "core/hle/kernel/event.h"
+#include "core/hle/kernel/handle_table.h"
#include "core/hle/kernel/mutex.h"
#include "core/hle/kernel/thread.h"
#include "core/hle/kernel/timer.h"
@@ -67,6 +67,29 @@ QString WaitTreeText::GetText() const {
return text;
}
+WaitTreeMutexInfo::WaitTreeMutexInfo(VAddr mutex_address) : mutex_address(mutex_address) {
+ mutex_value = Memory::Read32(mutex_address);
+ owner_handle = static_cast<Kernel::Handle>(mutex_value & Kernel::Mutex::MutexOwnerMask);
+ owner = Kernel::g_handle_table.Get<Kernel::Thread>(owner_handle);
+}
+
+QString WaitTreeMutexInfo::GetText() const {
+ return tr("waiting for mutex 0x%1").arg(mutex_address, 16, 16, QLatin1Char('0'));
+}
+
+std::vector<std::unique_ptr<WaitTreeItem>> WaitTreeMutexInfo::GetChildren() const {
+ std::vector<std::unique_ptr<WaitTreeItem>> list;
+
+ bool has_waiters = (mutex_value & Kernel::Mutex::MutexHasWaitersFlag) != 0;
+
+ list.push_back(std::make_unique<WaitTreeText>(tr("has waiters: %1").arg(has_waiters)));
+ list.push_back(std::make_unique<WaitTreeText>(
+ tr("owner handle: 0x%1").arg(owner_handle, 8, 16, QLatin1Char('0'))));
+ if (owner != nullptr)
+ list.push_back(std::make_unique<WaitTreeThread>(*owner));
+ return list;
+}
+
WaitTreeWaitObject::WaitTreeWaitObject(const Kernel::WaitObject& o) : object(o) {}
bool WaitTreeExpandableItem::IsExpandable() const {
@@ -84,11 +107,6 @@ std::unique_ptr<WaitTreeWaitObject> WaitTreeWaitObject::make(const Kernel::WaitO
switch (object.GetHandleType()) {
case Kernel::HandleType::Event:
return std::make_unique<WaitTreeEvent>(static_cast<const Kernel::Event&>(object));
- case Kernel::HandleType::Mutex:
- return std::make_unique<WaitTreeMutex>(static_cast<const Kernel::Mutex&>(object));
- case Kernel::HandleType::ConditionVariable:
- return std::make_unique<WaitTreeConditionVariable>(
- static_cast<const Kernel::ConditionVariable&>(object));
case Kernel::HandleType::Timer:
return std::make_unique<WaitTreeTimer>(static_cast<const Kernel::Timer&>(object));
case Kernel::HandleType::Thread:
@@ -160,6 +178,9 @@ QString WaitTreeThread::GetText() const {
case THREADSTATUS_WAIT_SYNCH_ANY:
status = tr("waiting for objects");
break;
+ case THREADSTATUS_WAIT_MUTEX:
+ status = tr("waiting for mutex");
+ break;
case THREADSTATUS_DORMANT:
status = tr("dormant");
break;
@@ -186,6 +207,7 @@ QColor WaitTreeThread::GetColor() const {
return QColor(Qt::GlobalColor::darkYellow);
case THREADSTATUS_WAIT_SYNCH_ALL:
case THREADSTATUS_WAIT_SYNCH_ANY:
+ case THREADSTATUS_WAIT_MUTEX:
return QColor(Qt::GlobalColor::red);
case THREADSTATUS_DORMANT:
return QColor(Qt::GlobalColor::darkCyan);
@@ -225,11 +247,11 @@ std::vector<std::unique_ptr<WaitTreeItem>> WaitTreeThread::GetChildren() const {
list.push_back(std::make_unique<WaitTreeText>(
tr("last running ticks = %1").arg(thread.last_running_ticks)));
- if (thread.held_mutexes.empty()) {
- list.push_back(std::make_unique<WaitTreeText>(tr("not holding mutex")));
- } else {
- list.push_back(std::make_unique<WaitTreeMutexList>(thread.held_mutexes));
- }
+ if (thread.mutex_wait_address != 0)
+ list.push_back(std::make_unique<WaitTreeMutexInfo>(thread.mutex_wait_address));
+ else
+ list.push_back(std::make_unique<WaitTreeText>(tr("not waiting for mutex")));
+
if (thread.status == THREADSTATUS_WAIT_SYNCH_ANY ||
thread.status == THREADSTATUS_WAIT_SYNCH_ALL) {
list.push_back(std::make_unique<WaitTreeObjectList>(thread.wait_objects,
@@ -250,33 +272,6 @@ std::vector<std::unique_ptr<WaitTreeItem>> WaitTreeEvent::GetChildren() const {
return list;
}
-WaitTreeMutex::WaitTreeMutex(const Kernel::Mutex& object) : WaitTreeWaitObject(object) {}
-
-std::vector<std::unique_ptr<WaitTreeItem>> WaitTreeMutex::GetChildren() const {
- std::vector<std::unique_ptr<WaitTreeItem>> list(WaitTreeWaitObject::GetChildren());
-
- const auto& mutex = static_cast<const Kernel::Mutex&>(object);
- if (mutex.GetHasWaiters()) {
- list.push_back(std::make_unique<WaitTreeText>(tr("locked by thread:")));
- list.push_back(std::make_unique<WaitTreeThread>(*mutex.GetHoldingThread()));
- } else {
- list.push_back(std::make_unique<WaitTreeText>(tr("free")));
- }
- return list;
-}
-
-WaitTreeConditionVariable::WaitTreeConditionVariable(const Kernel::ConditionVariable& object)
- : WaitTreeWaitObject(object) {}
-
-std::vector<std::unique_ptr<WaitTreeItem>> WaitTreeConditionVariable::GetChildren() const {
- std::vector<std::unique_ptr<WaitTreeItem>> list(WaitTreeWaitObject::GetChildren());
-
- const auto& condition_variable = static_cast<const Kernel::ConditionVariable&>(object);
- list.push_back(std::make_unique<WaitTreeText>(
- tr("available count = %1").arg(condition_variable.GetAvailableCount())));
- return list;
-}
-
WaitTreeTimer::WaitTreeTimer(const Kernel::Timer& object) : WaitTreeWaitObject(object) {}
std::vector<std::unique_ptr<WaitTreeItem>> WaitTreeTimer::GetChildren() const {
@@ -293,21 +288,6 @@ std::vector<std::unique_ptr<WaitTreeItem>> WaitTreeTimer::GetChildren() const {
return list;
}
-WaitTreeMutexList::WaitTreeMutexList(
- const boost::container::flat_set<Kernel::SharedPtr<Kernel::Mutex>>& list)
- : mutex_list(list) {}
-
-QString WaitTreeMutexList::GetText() const {
- return tr("holding mutexes");
-}
-
-std::vector<std::unique_ptr<WaitTreeItem>> WaitTreeMutexList::GetChildren() const {
- std::vector<std::unique_ptr<WaitTreeItem>> list(mutex_list.size());
- std::transform(mutex_list.begin(), mutex_list.end(), list.begin(),
- [](const auto& t) { return std::make_unique<WaitTreeMutex>(*t); });
- return list;
-}
-
WaitTreeThreadList::WaitTreeThreadList(const std::vector<Kernel::SharedPtr<Kernel::Thread>>& list)
: thread_list(list) {}
diff --git a/src/yuzu/debugger/wait_tree.h b/src/yuzu/debugger/wait_tree.h
index e538174eb..300ba9ae4 100644
--- a/src/yuzu/debugger/wait_tree.h
+++ b/src/yuzu/debugger/wait_tree.h
@@ -16,8 +16,6 @@ class EmuThread;
namespace Kernel {
class WaitObject;
class Event;
-class Mutex;
-class ConditionVariable;
class Thread;
class Timer;
} // namespace Kernel
@@ -61,6 +59,20 @@ public:
bool IsExpandable() const override;
};
+class WaitTreeMutexInfo : public WaitTreeExpandableItem {
+ Q_OBJECT
+public:
+ explicit WaitTreeMutexInfo(VAddr mutex_address);
+ QString GetText() const override;
+ std::vector<std::unique_ptr<WaitTreeItem>> GetChildren() const override;
+
+private:
+ VAddr mutex_address;
+ u32 mutex_value;
+ Kernel::Handle owner_handle;
+ Kernel::SharedPtr<Kernel::Thread> owner;
+};
+
class WaitTreeWaitObject : public WaitTreeExpandableItem {
Q_OBJECT
public:
@@ -104,20 +116,6 @@ public:
std::vector<std::unique_ptr<WaitTreeItem>> GetChildren() const override;
};
-class WaitTreeMutex : public WaitTreeWaitObject {
- Q_OBJECT
-public:
- explicit WaitTreeMutex(const Kernel::Mutex& object);
- std::vector<std::unique_ptr<WaitTreeItem>> GetChildren() const override;
-};
-
-class WaitTreeConditionVariable : public WaitTreeWaitObject {
- Q_OBJECT
-public:
- explicit WaitTreeConditionVariable(const Kernel::ConditionVariable& object);
- std::vector<std::unique_ptr<WaitTreeItem>> GetChildren() const override;
-};
-
class WaitTreeTimer : public WaitTreeWaitObject {
Q_OBJECT
public:
@@ -125,19 +123,6 @@ public:
std::vector<std::unique_ptr<WaitTreeItem>> GetChildren() const override;
};
-class WaitTreeMutexList : public WaitTreeExpandableItem {
- Q_OBJECT
-public:
- explicit WaitTreeMutexList(
- const boost::container::flat_set<Kernel::SharedPtr<Kernel::Mutex>>& list);
-
- QString GetText() const override;
- std::vector<std::unique_ptr<WaitTreeItem>> GetChildren() const override;
-
-private:
- const boost::container::flat_set<Kernel::SharedPtr<Kernel::Mutex>>& mutex_list;
-};
-
class WaitTreeThreadList : public WaitTreeExpandableItem {
Q_OBJECT
public: