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-rw-r--r--src/core/hle/kernel/kernel.cpp14
-rw-r--r--src/core/hle/kernel/kernel.h5
-rw-r--r--src/core/hle/kernel/thread.h5
3 files changed, 11 insertions, 13 deletions
diff --git a/src/core/hle/kernel/kernel.cpp b/src/core/hle/kernel/kernel.cpp
index b8b69f9d0..653697843 100644
--- a/src/core/hle/kernel/kernel.cpp
+++ b/src/core/hle/kernel/kernel.cpp
@@ -34,14 +34,11 @@ void WaitObject::RemoveWaitingThread(Thread* thread) {
SharedPtr<Thread> WaitObject::GetHighestPriorityReadyThread() {
// Remove the threads that are ready or already running from our waitlist
- boost::range::remove_erase_if(waiting_threads, [](const SharedPtr<Thread>& thread) -> bool {
+ boost::range::remove_erase_if(waiting_threads, [](const SharedPtr<Thread>& thread) {
return thread->status == THREADSTATUS_RUNNING || thread->status == THREADSTATUS_READY;
});
- if (waiting_threads.empty())
- return nullptr;
-
- SharedPtr<Thread> candidate = nullptr;
+ Thread* candidate = nullptr;
s32 candidate_priority = THREADPRIO_LOWEST + 1;
for (const auto& thread : waiting_threads) {
@@ -52,7 +49,7 @@ SharedPtr<Thread> WaitObject::GetHighestPriorityReadyThread() {
return object->ShouldWait();
});
if (ready_to_run) {
- candidate = thread;
+ candidate = thread.get();
candidate_priority = thread->current_priority;
}
}
@@ -61,9 +58,8 @@ SharedPtr<Thread> WaitObject::GetHighestPriorityReadyThread() {
}
void WaitObject::WakeupAllWaitingThreads() {
- // Wake up all threads that can be awoken, in priority order
while (auto thread = GetHighestPriorityReadyThread()) {
- if (thread->wait_objects.empty()) {
+ if (!thread->IsSleepingOnWaitAll()) {
Acquire();
// Set the output index of the WaitSynchronizationN call to the index of this object.
if (thread->wait_set_output) {
@@ -73,7 +69,6 @@ void WaitObject::WakeupAllWaitingThreads() {
} else {
for (auto object : thread->wait_objects) {
object->Acquire();
- // Remove the thread from the object's waitlist
object->RemoveWaitingThread(thread.get());
}
// Note: This case doesn't update the output index of WaitSynchronizationN.
@@ -81,7 +76,6 @@ void WaitObject::WakeupAllWaitingThreads() {
thread->wait_objects.clear();
}
- // Set the result of the call to WaitSynchronization to RESULT_SUCCESS
thread->SetWaitSynchronizationResult(RESULT_SUCCESS);
thread->ResumeFromWait();
// Note: Removing the thread from the object's waitlist will be done by GetHighestPriorityReadyThread
diff --git a/src/core/hle/kernel/kernel.h b/src/core/hle/kernel/kernel.h
index eb5a3bf7e..4227d2373 100644
--- a/src/core/hle/kernel/kernel.h
+++ b/src/core/hle/kernel/kernel.h
@@ -152,7 +152,10 @@ public:
*/
void RemoveWaitingThread(Thread* thread);
- /// Wake up all threads waiting on this object
+ /**
+ * Wake up all threads waiting on this object that can be awoken, in priority order,
+ * and set the synchronization result and output of the thread.
+ */
void WakeupAllWaitingThreads();
/// Obtains the highest priority thread that is ready to run from this object's waiting list.
diff --git a/src/core/hle/kernel/thread.h b/src/core/hle/kernel/thread.h
index 1b29fb3a3..4c254cb9d 100644
--- a/src/core/hle/kernel/thread.h
+++ b/src/core/hle/kernel/thread.h
@@ -7,6 +7,7 @@
#include <string>
#include <unordered_map>
#include <vector>
+#include <boost/container/flat_map.hpp>
#include <boost/container/flat_set.hpp>
#include "common/common_types.h"
#include "core/core.h"
@@ -153,7 +154,7 @@ public:
* its wait list to become ready, as a result of a WaitSynchronizationN call
* with wait_all = true, or a ReplyAndReceive call.
*/
- bool IsWaitingAll() const {
+ bool IsSleepingOnWaitAll() const {
return !wait_objects.empty();
}
@@ -183,7 +184,7 @@ public:
/// This is only populated when the thread should wait for all the objects to become ready.
std::vector<SharedPtr<WaitObject>> wait_objects;
- std::unordered_map<int, s32> wait_objects_index; ///< Mapping of Object ids to their position in the last waitlist that this object waited on.
+ boost::container::flat_map<int, s32> wait_objects_index; ///< Mapping of Object ids to their position in the last waitlist that this object waited on.
VAddr wait_address; ///< If waiting on an AddressArbiter, this is the arbitration address