maxwell_3d: Reduce severity of ProcessSyncPoint

Implement SyncPoint Register in the GPU.

src/common/CMakeLists.txt

@@ -91,6 +91,8 @@ add_library(common STATIC
     logging/log.h
     logging/text_formatter.cpp
     logging/text_formatter.h
+    lz4_compression.cpp
+    lz4_compression.h
     math_util.h
     memory_hook.cpp
     memory_hook.h
@@ -136,3 +138,4 @@ endif()
 create_target_directory_groups(common)
 
 target_link_libraries(common PUBLIC Boost::boost fmt microprofile)
+target_link_libraries(common PRIVATE lz4_static)

src/common/bit_util.h

@@ -32,7 +32,7 @@ inline u32 CountLeadingZeroes32(u32 value) {
     return 32;
 }
 
-inline u64 CountLeadingZeroes64(u64 value) {
+inline u32 CountLeadingZeroes64(u64 value) {
     unsigned long leading_zero = 0;
 
     if (_BitScanReverse64(&leading_zero, value) != 0) {
@@ -47,15 +47,15 @@ inline u32 CountLeadingZeroes32(u32 value) {
         return 32;
     }
 
-    return __builtin_clz(value);
+    return static_cast<u32>(__builtin_clz(value));
 }
 
-inline u64 CountLeadingZeroes64(u64 value) {
+inline u32 CountLeadingZeroes64(u64 value) {
     if (value == 0) {
         return 64;
     }
 
-    return __builtin_clzll(value);
+    return static_cast<u32>(__builtin_clzll(value));
 }
 #endif
 
@@ -70,7 +70,7 @@ inline u32 CountTrailingZeroes32(u32 value) {
     return 32;
 }
 
-inline u64 CountTrailingZeroes64(u64 value) {
+inline u32 CountTrailingZeroes64(u64 value) {
     unsigned long trailing_zero = 0;
 
     if (_BitScanForward64(&trailing_zero, value) != 0) {
@@ -85,15 +85,15 @@ inline u32 CountTrailingZeroes32(u32 value) {
         return 32;
     }
 
-    return __builtin_ctz(value);
+    return static_cast<u32>(__builtin_ctz(value));
 }
 
-inline u64 CountTrailingZeroes64(u64 value) {
+inline u32 CountTrailingZeroes64(u64 value) {
     if (value == 0) {
         return 64;
     }
 
-    return __builtin_ctzll(value);
+    return static_cast<u32>(__builtin_ctzll(value));
 }
 #endif
 

src/common/lz4_compression.cpp

@@ -0,0 +1,76 @@
+// Copyright 2019 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include <algorithm>
+#include <lz4hc.h>
+
+#include "common/assert.h"
+#include "common/lz4_compression.h"
+
+namespace Common::Compression {
+
+std::vector<u8> CompressDataLZ4(const u8* source, std::size_t source_size) {
+    ASSERT_MSG(source_size <= LZ4_MAX_INPUT_SIZE, "Source size exceeds LZ4 maximum input size");
+
+    const auto source_size_int = static_cast<int>(source_size);
+    const int max_compressed_size = LZ4_compressBound(source_size_int);
+    std::vector<u8> compressed(max_compressed_size);
+
+    const int compressed_size = LZ4_compress_default(reinterpret_cast<const char*>(source),
+                                                     reinterpret_cast<char*>(compressed.data()),
+                                                     source_size_int, max_compressed_size);
+
+    if (compressed_size <= 0) {
+        // Compression failed
+        return {};
+    }
+
+    compressed.resize(compressed_size);
+
+    return compressed;
+}
+
+std::vector<u8> CompressDataLZ4HC(const u8* source, std::size_t source_size,
+                                  s32 compression_level) {
+    ASSERT_MSG(source_size <= LZ4_MAX_INPUT_SIZE, "Source size exceeds LZ4 maximum input size");
+
+    compression_level = std::clamp(compression_level, LZ4HC_CLEVEL_MIN, LZ4HC_CLEVEL_MAX);
+
+    const auto source_size_int = static_cast<int>(source_size);
+    const int max_compressed_size = LZ4_compressBound(source_size_int);
+    std::vector<u8> compressed(max_compressed_size);
+
+    const int compressed_size = LZ4_compress_HC(
+        reinterpret_cast<const char*>(source), reinterpret_cast<char*>(compressed.data()),
+        source_size_int, max_compressed_size, compression_level);
+
+    if (compressed_size <= 0) {
+        // Compression failed
+        return {};
+    }
+
+    compressed.resize(compressed_size);
+
+    return compressed;
+}
+
+std::vector<u8> CompressDataLZ4HCMax(const u8* source, std::size_t source_size) {
+    return CompressDataLZ4HC(source, source_size, LZ4HC_CLEVEL_MAX);
+}
+
+std::vector<u8> DecompressDataLZ4(const std::vector<u8>& compressed,
+                                  std::size_t uncompressed_size) {
+    std::vector<u8> uncompressed(uncompressed_size);
+    const int size_check = LZ4_decompress_safe(reinterpret_cast<const char*>(compressed.data()),
+                                               reinterpret_cast<char*>(uncompressed.data()),
+                                               static_cast<int>(compressed.size()),
+                                               static_cast<int>(uncompressed.size()));
+    if (static_cast<int>(uncompressed_size) != size_check) {
+        // Decompression failed
+        return {};
+    }
+    return uncompressed;
+}
+
+} // namespace Common::Compression

src/common/lz4_compression.h

@@ -0,0 +1,55 @@
+// Copyright 2019 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include <vector>
+
+#include "common/common_types.h"
+
+namespace Common::Compression {
+
+/**
+ * Compresses a source memory region with LZ4 and returns the compressed data in a vector.
+ *
+ * @param source the uncompressed source memory region.
+ * @param source_size the size in bytes of the uncompressed source memory region.
+ *
+ * @return the compressed data.
+ */
+std::vector<u8> CompressDataLZ4(const u8* source, std::size_t source_size);
+
+/**
+ * Utilizes the LZ4 subalgorithm LZ4HC with the specified compression level. Higher compression
+ * levels result in a smaller compressed size, but require more CPU time for compression. The
+ * compression level has almost no impact on decompression speed. Data compressed with LZ4HC can
+ * also be decompressed with the default LZ4 decompression.
+ *
+ * @param source the uncompressed source memory region.
+ * @param source_size the size in bytes of the uncompressed source memory region.
+ * @param compression_level the used compression level. Should be between 3 and 12.
+ *
+ * @return the compressed data.
+ */
+std::vector<u8> CompressDataLZ4HC(const u8* source, std::size_t source_size, s32 compression_level);
+
+/**
+ * Utilizes the LZ4 subalgorithm LZ4HC with the highest possible compression level.
+ *
+ * @param source the uncompressed source memory region.
+ * @param source_size the size in bytes of the uncompressed source memory region.
+ *
+ * @return the compressed data.
+ */
+std::vector<u8> CompressDataLZ4HCMax(const u8* source, std::size_t source_size);
+
+/**
+ * Decompresses a source memory region with LZ4 and returns the uncompressed data in a vector.
+ *
+ * @param compressed the compressed source memory region.
+ * @param uncompressed_size the size in bytes of the uncompressed data.
+ *
+ * @return the decompressed data.
+ */
+std::vector<u8> DecompressDataLZ4(const std::vector<u8>& compressed, std::size_t uncompressed_size);
+
+} // namespace Common::Compression

src/common/multi_level_queue.h

@@ -72,7 +72,7 @@ public:
                 u64 prios = mlq.used_priorities;
                 prios &= ~((1ULL << (current_priority + 1)) - 1);
                 if (prios == 0) {
-                    current_priority = mlq.depth();
+                    current_priority = static_cast<u32>(mlq.depth());
                 } else {
                     current_priority = CountTrailingZeroes64(prios);
                     it = GetBeginItForPrio();

src/core/CMakeLists.txt

@@ -458,7 +458,7 @@ add_library(core STATIC
 create_target_directory_groups(core)
 
 target_link_libraries(core PUBLIC common PRIVATE audio_core video_core)
-target_link_libraries(core PUBLIC Boost::boost PRIVATE fmt lz4_static mbedtls opus unicorn open_source_archives)
+target_link_libraries(core PUBLIC Boost::boost PRIVATE fmt mbedtls opus unicorn open_source_archives)
 if (ENABLE_WEB_SERVICE)
     target_compile_definitions(core PRIVATE -DENABLE_WEB_SERVICE)
     target_link_libraries(core PRIVATE web_service)

src/core/arm/dynarmic/arm_dynarmic.cpp

@@ -26,7 +26,6 @@ using Vector = Dynarmic::A64::Vector;
 class ARM_Dynarmic_Callbacks : public Dynarmic::A64::UserCallbacks {
 public:
     explicit ARM_Dynarmic_Callbacks(ARM_Dynarmic& parent) : parent(parent) {}
-    ~ARM_Dynarmic_Callbacks() = default;
 
     u8 MemoryRead8(u64 vaddr) override {
         return Memory::Read8(vaddr);

src/core/arm/dynarmic/arm_dynarmic.h

@@ -29,7 +29,7 @@ class ARM_Dynarmic final : public ARM_Interface {
 public:
     ARM_Dynarmic(Timing::CoreTiming& core_timing, ExclusiveMonitor& exclusive_monitor,
                  std::size_t core_index);
-    ~ARM_Dynarmic();
+    ~ARM_Dynarmic() override;
 
     void MapBackingMemory(VAddr address, std::size_t size, u8* memory,
                           Kernel::VMAPermission perms) override;
@@ -76,7 +76,7 @@ private:
 class DynarmicExclusiveMonitor final : public ExclusiveMonitor {
 public:
     explicit DynarmicExclusiveMonitor(std::size_t core_count);
-    ~DynarmicExclusiveMonitor();
+    ~DynarmicExclusiveMonitor() override;
 
     void SetExclusive(std::size_t core_index, VAddr addr) override;
     void ClearExclusive() override;

src/core/arm/unicorn/arm_unicorn.cpp

@@ -192,12 +192,13 @@ void ARM_Unicorn::ExecuteInstructions(int num_instructions) {
     CHECKED(uc_emu_start(uc, GetPC(), 1ULL << 63, 0, num_instructions));
     core_timing.AddTicks(num_instructions);
     if (GDBStub::IsServerEnabled()) {
-        if (last_bkpt_hit) {
+        if (last_bkpt_hit && last_bkpt.type == GDBStub::BreakpointType::Execute) {
             uc_reg_write(uc, UC_ARM64_REG_PC, &last_bkpt.address);
         }
+
         Kernel::Thread* thread = Kernel::GetCurrentThread();
         SaveContext(thread->GetContext());
-        if (last_bkpt_hit || GDBStub::GetCpuStepFlag()) {
+        if (last_bkpt_hit || GDBStub::IsMemoryBreak() || GDBStub::GetCpuStepFlag()) {
             last_bkpt_hit = false;
             GDBStub::Break();
             GDBStub::SendTrap(thread, 5);

src/core/arm/unicorn/arm_unicorn.h

@@ -18,7 +18,7 @@ namespace Core {
 class ARM_Unicorn final : public ARM_Interface {
 public:
     explicit ARM_Unicorn(Timing::CoreTiming& core_timing);
-    ~ARM_Unicorn();
+    ~ARM_Unicorn() override;
 
     void MapBackingMemory(VAddr address, std::size_t size, u8* memory,
                           Kernel::VMAPermission perms) override;
@@ -50,7 +50,7 @@ private:
     uc_engine* uc{};
     Timing::CoreTiming& core_timing;
     GDBStub::BreakpointAddress last_bkpt{};
-    bool last_bkpt_hit;
+    bool last_bkpt_hit = false;
 };
 
 } // namespace Core

src/core/file_sys/control_metadata.cpp

@@ -67,7 +67,7 @@ std::string NACP::GetDeveloperName(Language language) const {
 }
 
 u64 NACP::GetTitleId() const {
-    return raw.title_id;
+    return raw.save_data_owner_id;
 }
 
 u64 NACP::GetDLCBaseTitleId() const {
@@ -80,11 +80,11 @@ std::string NACP::GetVersionString() const {
 }
 
 u64 NACP::GetDefaultNormalSaveSize() const {
-    return raw.normal_save_data_size;
+    return raw.user_account_save_data_size;
 }
 
 u64 NACP::GetDefaultJournalSaveSize() const {
-    return raw.journal_sava_data_size;
+    return raw.user_account_save_data_journal_size;
 }
 
 std::vector<u8> NACP::GetRawBytes() const {

src/core/file_sys/control_metadata.h

@@ -38,23 +38,35 @@ struct RawNACP {
     u8 video_capture_mode;
     bool data_loss_confirmation;
     INSERT_PADDING_BYTES(1);
-    u64_le title_id;
+    u64_le presence_group_id;
     std::array<u8, 0x20> rating_age;
     std::array<char, 0x10> version_string;
     u64_le dlc_base_title_id;
-    u64_le title_id_2;
-    u64_le normal_save_data_size;
-    u64_le journal_sava_data_size;
-    INSERT_PADDING_BYTES(0x18);
-    u64_le product_code;
+    u64_le save_data_owner_id;
+    u64_le user_account_save_data_size;
+    u64_le user_account_save_data_journal_size;
+    u64_le device_save_data_size;
+    u64_le device_save_data_journal_size;
+    u64_le bcat_delivery_cache_storage_size;
+    char application_error_code_category[8];
     std::array<u64_le, 0x8> local_communication;
     u8 logo_type;
     u8 logo_handling;
     bool runtime_add_on_content_install;
     INSERT_PADDING_BYTES(5);
-    u64_le title_id_update;
-    std::array<u8, 0x40> bcat_passphrase;
-    INSERT_PADDING_BYTES(0xEC0);
+    u64_le seed_for_pseudo_device_id;
+    std::array<u8, 0x41> bcat_passphrase;
+    INSERT_PADDING_BYTES(7);
+    u64_le user_account_save_data_max_size;
+    u64_le user_account_save_data_max_journal_size;
+    u64_le device_save_data_max_size;
+    u64_le device_save_data_max_journal_size;
+    u64_le temporary_storage_size;
+    u64_le cache_storage_size;
+    u64_le cache_storage_journal_size;
+    u64_le cache_storage_data_and_journal_max_size;
+    u64_le cache_storage_max_index;
+    INSERT_PADDING_BYTES(0xE70);
 };
 static_assert(sizeof(RawNACP) == 0x4000, "RawNACP has incorrect size.");
 

src/core/file_sys/fsmitm_romfsbuild.cpp

@@ -23,6 +23,7 @@
  */
 
 #include <cstring>
+#include <string_view>
 #include "common/alignment.h"
 #include "common/assert.h"
 #include "core/file_sys/fsmitm_romfsbuild.h"
@@ -97,7 +98,8 @@ struct RomFSBuildFileContext {
     VirtualFile source;
 };
 
-static u32 romfs_calc_path_hash(u32 parent, std::string path, u32 start, std::size_t path_len) {
+static u32 romfs_calc_path_hash(u32 parent, std::string_view path, u32 start,
+                                std::size_t path_len) {
     u32 hash = parent ^ 123456789;
     for (u32 i = 0; i < path_len; i++) {
         hash = (hash >> 5) | (hash << 27);

src/core/file_sys/nca_metadata.cpp

@@ -10,14 +10,6 @@
 
 namespace FileSys {
 
-bool operator>=(TitleType lhs, TitleType rhs) {
-    return static_cast<std::size_t>(lhs) >= static_cast<std::size_t>(rhs);
-}
-
-bool operator<=(TitleType lhs, TitleType rhs) {
-    return static_cast<std::size_t>(lhs) <= static_cast<std::size_t>(rhs);
-}
-
 CNMT::CNMT(VirtualFile file) {
     if (file->ReadObject(&header) != sizeof(CNMTHeader))
         return;

src/core/file_sys/nca_metadata.h

@@ -29,9 +29,6 @@ enum class TitleType : u8 {
     DeltaTitle = 0x83,
 };
 
-bool operator>=(TitleType lhs, TitleType rhs);
-bool operator<=(TitleType lhs, TitleType rhs);
-
 enum class ContentRecordType : u8 {
     Meta = 0,
     Program = 1,

src/core/file_sys/program_metadata.cpp

@@ -3,7 +3,6 @@
 // Refer to the license.txt file included.
 
 #include <cstddef>
-#include <cstring>
 #include <vector>
 
 #include "common/logging/log.h"
@@ -17,28 +16,30 @@ ProgramMetadata::ProgramMetadata() = default;
 ProgramMetadata::~ProgramMetadata() = default;
 
 Loader::ResultStatus ProgramMetadata::Load(VirtualFile file) {
-    std::size_t total_size = static_cast<std::size_t>(file->GetSize());
-    if (total_size < sizeof(Header))
+    const std::size_t total_size = file->GetSize();
+    if (total_size < sizeof(Header)) {
         return Loader::ResultStatus::ErrorBadNPDMHeader;
+    }
 
-    // TODO(DarkLordZach): Use ReadObject when Header/AcidHeader becomes trivially copyable.
-    std::vector<u8> npdm_header_data = file->ReadBytes(sizeof(Header));
-    if (sizeof(Header) != npdm_header_data.size())
+    if (sizeof(Header) != file->ReadObject(&npdm_header)) {
         return Loader::ResultStatus::ErrorBadNPDMHeader;
-    std::memcpy(&npdm_header, npdm_header_data.data(), sizeof(Header));
+    }
 
-    std::vector<u8> acid_header_data = file->ReadBytes(sizeof(AcidHeader), npdm_header.acid_offset);
-    if (sizeof(AcidHeader) != acid_header_data.size())
+    if (sizeof(AcidHeader) != file->ReadObject(&acid_header, npdm_header.acid_offset)) {
         return Loader::ResultStatus::ErrorBadACIDHeader;
-    std::memcpy(&acid_header, acid_header_data.data(), sizeof(AcidHeader));
+    }
 
-    if (sizeof(AciHeader) != file->ReadObject(&aci_header, npdm_header.aci_offset))
+    if (sizeof(AciHeader) != file->ReadObject(&aci_header, npdm_header.aci_offset)) {
         return Loader::ResultStatus::ErrorBadACIHeader;
+    }
 
-    if (sizeof(FileAccessControl) != file->ReadObject(&acid_file_access, acid_header.fac_offset))
+    if (sizeof(FileAccessControl) != file->ReadObject(&acid_file_access, acid_header.fac_offset)) {
         return Loader::ResultStatus::ErrorBadFileAccessControl;
-    if (sizeof(FileAccessHeader) != file->ReadObject(&aci_file_access, aci_header.fah_offset))
+    }
+
+    if (sizeof(FileAccessHeader) != file->ReadObject(&aci_file_access, aci_header.fah_offset)) {
         return Loader::ResultStatus::ErrorBadFileAccessHeader;
+    }
 
     aci_kernel_capabilities.resize(aci_header.kac_size / sizeof(u32));
     const u64 read_size = aci_header.kac_size;

src/core/file_sys/program_metadata.h

@@ -58,7 +58,6 @@ public:
     void Print() const;
 
 private:
-    // TODO(DarkLordZach): BitField is not trivially copyable.
     struct Header {
         std::array<char, 4> magic;
         std::array<u8, 8> reserved;
@@ -85,7 +84,6 @@ private:
 
     static_assert(sizeof(Header) == 0x80, "NPDM header structure size is wrong");
 
-    // TODO(DarkLordZach): BitField is not trivially copyable.
     struct AcidHeader {
         std::array<u8, 0x100> signature;
         std::array<u8, 0x100> nca_modulus;

src/core/file_sys/savedata_factory.cpp

@@ -16,8 +16,10 @@ namespace FileSys {
 constexpr char SAVE_DATA_SIZE_FILENAME[] = ".yuzu_save_size";
 
 std::string SaveDataDescriptor::DebugInfo() const {
-    return fmt::format("[type={:02X}, title_id={:016X}, user_id={:016X}{:016X}, save_id={:016X}]",
-                       static_cast<u8>(type), title_id, user_id[1], user_id[0], save_id);
+    return fmt::format("[type={:02X}, title_id={:016X}, user_id={:016X}{:016X}, save_id={:016X}, "
+                       "rank={}, index={}]",
+                       static_cast<u8>(type), title_id, user_id[1], user_id[0], save_id,
+                       static_cast<u8>(rank), index);
 }
 
 SaveDataFactory::SaveDataFactory(VirtualDir save_directory) : dir(std::move(save_directory)) {
@@ -28,7 +30,7 @@ SaveDataFactory::SaveDataFactory(VirtualDir save_directory) : dir(std::move(save
 
 SaveDataFactory::~SaveDataFactory() = default;
 
-ResultVal<VirtualDir> SaveDataFactory::Open(SaveDataSpaceId space, SaveDataDescriptor meta) {
+ResultVal<VirtualDir> SaveDataFactory::Open(SaveDataSpaceId space, const SaveDataDescriptor& meta) {
     if (meta.type == SaveDataType::SystemSaveData || meta.type == SaveDataType::SaveData) {
         if (meta.zero_1 != 0) {
             LOG_WARNING(Service_FS,

src/core/file_sys/savedata_factory.h

@@ -32,12 +32,19 @@ enum class SaveDataType : u8 {
     CacheStorage = 5,
 };
 
+enum class SaveDataRank : u8 {
+    Primary,
+    Secondary,
+};
+
 struct SaveDataDescriptor {
     u64_le title_id;
     u128 user_id;
     u64_le save_id;
     SaveDataType type;
-    INSERT_PADDING_BYTES(7);
+    SaveDataRank rank;
+    u16_le index;
+    INSERT_PADDING_BYTES(4);
     u64_le zero_1;
     u64_le zero_2;
     u64_le zero_3;
@@ -57,7 +64,7 @@ public:
     explicit SaveDataFactory(VirtualDir dir);
     ~SaveDataFactory();
 
-    ResultVal<VirtualDir> Open(SaveDataSpaceId space, SaveDataDescriptor meta);
+    ResultVal<VirtualDir> Open(SaveDataSpaceId space, const SaveDataDescriptor& meta);
 
     VirtualDir GetSaveDataSpaceDirectory(SaveDataSpaceId space) const;
 

src/core/gdbstub/gdbstub.cpp

@@ -1030,7 +1030,7 @@ static void Step() {
 
 /// Tell the CPU if we hit a memory breakpoint.
 bool IsMemoryBreak() {
-    if (IsConnected()) {
+    if (!IsConnected()) {
         return false;
     }
 

src/core/hle/kernel/object.cpp

@@ -24,7 +24,6 @@ bool Object::IsWaitable() const {
     case HandleType::WritableEvent:
     case HandleType::SharedMemory:
     case HandleType::TransferMemory:
-    case HandleType::AddressArbiter:
     case HandleType::ResourceLimit:
     case HandleType::ClientPort:
     case HandleType::ClientSession:

src/core/hle/kernel/object.h

@@ -25,7 +25,6 @@ enum class HandleType : u32 {
     TransferMemory,
     Thread,
     Process,
-    AddressArbiter,
     ResourceLimit,
     ClientPort,
     ServerPort,

src/core/hle/kernel/server_session.h

@@ -41,6 +41,10 @@ public:
         return "ServerSession";
     }
 
+    std::string GetName() const override {
+        return name;
+    }
+
     static const HandleType HANDLE_TYPE = HandleType::ServerSession;
     HandleType GetHandleType() const override {
         return HANDLE_TYPE;

src/core/hle/kernel/svc.cpp

@@ -1339,6 +1339,20 @@ static ResultCode WaitProcessWideKeyAtomic(VAddr mutex_addr, VAddr condition_var
         "called mutex_addr={:X}, condition_variable_addr={:X}, thread_handle=0x{:08X}, timeout={}",
         mutex_addr, condition_variable_addr, thread_handle, nano_seconds);
 
+    if (Memory::IsKernelVirtualAddress(mutex_addr)) {
+        LOG_ERROR(
+            Kernel_SVC,
+            "Given mutex address must not be within the kernel address space. address=0x{:016X}",
+            mutex_addr);
+        return ERR_INVALID_ADDRESS_STATE;
+    }
+
+    if (!Common::IsWordAligned(mutex_addr)) {
+        LOG_ERROR(Kernel_SVC, "Given mutex address must be word-aligned. address=0x{:016X}",
+                  mutex_addr);
+        return ERR_INVALID_ADDRESS;
+    }
+
     auto* const current_process = Core::System::GetInstance().Kernel().CurrentProcess();
     const auto& handle_table = current_process->GetHandleTable();
     SharedPtr<Thread> thread = handle_table.Get<Thread>(thread_handle);

src/core/hle/result.h

@@ -119,10 +119,6 @@ union ResultCode {
     BitField<0, 9, ErrorModule> module;
     BitField<9, 13, u32> description;
 
-    // The last bit of `level` is checked by apps and the kernel to determine if a result code is an
-    // error
-    BitField<31, 1, u32> is_error;
-
     constexpr explicit ResultCode(u32 raw) : raw(raw) {}
 
     constexpr ResultCode(ErrorModule module_, u32 description_)

src/core/hle/service/am/am.cpp

@@ -239,8 +239,8 @@ ISelfController::ISelfController(std::shared_ptr<NVFlinger::NVFlinger> nvflinger
         {0, nullptr, "Exit"},
         {1, &ISelfController::LockExit, "LockExit"},
         {2, &ISelfController::UnlockExit, "UnlockExit"},
-        {3, nullptr, "EnterFatalSection"},
-        {4, nullptr, "LeaveFatalSection"},
+        {3, &ISelfController::EnterFatalSection, "EnterFatalSection"},
+        {4, &ISelfController::LeaveFatalSection, "LeaveFatalSection"},
         {9, &ISelfController::GetLibraryAppletLaunchableEvent, "GetLibraryAppletLaunchableEvent"},
         {10, &ISelfController::SetScreenShotPermission, "SetScreenShotPermission"},
         {11, &ISelfController::SetOperationModeChangedNotification, "SetOperationModeChangedNotification"},
@@ -285,41 +285,54 @@ ISelfController::ISelfController(std::shared_ptr<NVFlinger::NVFlinger> nvflinger
 
 ISelfController::~ISelfController() = default;
 
-void ISelfController::SetFocusHandlingMode(Kernel::HLERequestContext& ctx) {
-    // Takes 3 input u8s with each field located immediately after the previous
-    // u8, these are bool flags. No output.
-    LOG_WARNING(Service_AM, "(STUBBED) called");
-
-    IPC::RequestParser rp{ctx};
-
-    struct FocusHandlingModeParams {
-        u8 unknown0;
-        u8 unknown1;
-        u8 unknown2;
-    };
-    auto flags = rp.PopRaw<FocusHandlingModeParams>();
-
-    IPC::ResponseBuilder rb{ctx, 2};
-    rb.Push(RESULT_SUCCESS);
-}
-
-void ISelfController::SetRestartMessageEnabled(Kernel::HLERequestContext& ctx) {
+void ISelfController::LockExit(Kernel::HLERequestContext& ctx) {
     LOG_WARNING(Service_AM, "(STUBBED) called");
 
     IPC::ResponseBuilder rb{ctx, 2};
     rb.Push(RESULT_SUCCESS);
 }
 
-void ISelfController::SetPerformanceModeChangedNotification(Kernel::HLERequestContext& ctx) {
-    IPC::RequestParser rp{ctx};
-
-    bool flag = rp.Pop<bool>();
-    LOG_WARNING(Service_AM, "(STUBBED) called flag={}", flag);
+void ISelfController::UnlockExit(Kernel::HLERequestContext& ctx) {
+    LOG_WARNING(Service_AM, "(STUBBED) called");
 
     IPC::ResponseBuilder rb{ctx, 2};
     rb.Push(RESULT_SUCCESS);
 }
 
+void ISelfController::EnterFatalSection(Kernel::HLERequestContext& ctx) {
+    ++num_fatal_sections_entered;
+    LOG_DEBUG(Service_AM, "called. Num fatal sections entered: {}", num_fatal_sections_entered);
+
+    IPC::ResponseBuilder rb{ctx, 2};
+    rb.Push(RESULT_SUCCESS);
+}
+
+void ISelfController::LeaveFatalSection(Kernel::HLERequestContext& ctx) {
+    LOG_DEBUG(Service_AM, "called.");
+
+    // Entry and exit of fatal sections must be balanced.
+    if (num_fatal_sections_entered == 0) {
+        IPC::ResponseBuilder rb{ctx, 2};
+        rb.Push(ResultCode{ErrorModule::AM, 512});
+        return;
+    }
+
+    --num_fatal_sections_entered;
+
+    IPC::ResponseBuilder rb{ctx, 2};
+    rb.Push(RESULT_SUCCESS);
+}
+
+void ISelfController::GetLibraryAppletLaunchableEvent(Kernel::HLERequestContext& ctx) {
+    LOG_WARNING(Service_AM, "(STUBBED) called");
+
+    launchable_event.writable->Signal();
+
+    IPC::ResponseBuilder rb{ctx, 2, 1};
+    rb.Push(RESULT_SUCCESS);
+    rb.PushCopyObjects(launchable_event.readable);
+}
+
 void ISelfController::SetScreenShotPermission(Kernel::HLERequestContext& ctx) {
     LOG_WARNING(Service_AM, "(STUBBED) called");
 
@@ -337,6 +350,42 @@ void ISelfController::SetOperationModeChangedNotification(Kernel::HLERequestCont
     rb.Push(RESULT_SUCCESS);
 }
 
+void ISelfController::SetPerformanceModeChangedNotification(Kernel::HLERequestContext& ctx) {
+    IPC::RequestParser rp{ctx};
+
+    bool flag = rp.Pop<bool>();
+    LOG_WARNING(Service_AM, "(STUBBED) called flag={}", flag);
+
+    IPC::ResponseBuilder rb{ctx, 2};
+    rb.Push(RESULT_SUCCESS);
+}
+
+void ISelfController::SetFocusHandlingMode(Kernel::HLERequestContext& ctx) {
+    // Takes 3 input u8s with each field located immediately after the previous
+    // u8, these are bool flags. No output.
+    IPC::RequestParser rp{ctx};
+
+    struct FocusHandlingModeParams {
+        u8 unknown0;
+        u8 unknown1;
+        u8 unknown2;
+    };
+    const auto flags = rp.PopRaw<FocusHandlingModeParams>();
+
+    LOG_WARNING(Service_AM, "(STUBBED) called. unknown0={}, unknown1={}, unknown2={}",
+                flags.unknown0, flags.unknown1, flags.unknown2);
+
+    IPC::ResponseBuilder rb{ctx, 2};
+    rb.Push(RESULT_SUCCESS);
+}
+
+void ISelfController::SetRestartMessageEnabled(Kernel::HLERequestContext& ctx) {
+    LOG_WARNING(Service_AM, "(STUBBED) called");
+
+    IPC::ResponseBuilder rb{ctx, 2};
+    rb.Push(RESULT_SUCCESS);
+}
+
 void ISelfController::SetOutOfFocusSuspendingEnabled(Kernel::HLERequestContext& ctx) {
     // Takes 3 input u8s with each field located immediately after the previous
     // u8, these are bool flags. No output.
@@ -349,30 +398,6 @@ void ISelfController::SetOutOfFocusSuspendingEnabled(Kernel::HLERequestContext&
     rb.Push(RESULT_SUCCESS);
 }
 
-void ISelfController::LockExit(Kernel::HLERequestContext& ctx) {
-    LOG_WARNING(Service_AM, "(STUBBED) called");
-
-    IPC::ResponseBuilder rb{ctx, 2};
-    rb.Push(RESULT_SUCCESS);
-}
-
-void ISelfController::UnlockExit(Kernel::HLERequestContext& ctx) {
-    LOG_WARNING(Service_AM, "(STUBBED) called");
-
-    IPC::ResponseBuilder rb{ctx, 2};
-    rb.Push(RESULT_SUCCESS);
-}
-
-void ISelfController::GetLibraryAppletLaunchableEvent(Kernel::HLERequestContext& ctx) {
-    LOG_WARNING(Service_AM, "(STUBBED) called");
-
-    launchable_event.writable->Signal();
-
-    IPC::ResponseBuilder rb{ctx, 2, 1};
-    rb.Push(RESULT_SUCCESS);
-    rb.PushCopyObjects(launchable_event.readable);
-}
-
 void ISelfController::SetScreenShotImageOrientation(Kernel::HLERequestContext& ctx) {
     LOG_WARNING(Service_AM, "(STUBBED) called");
 

src/core/hle/service/am/am.h

@@ -117,17 +117,19 @@ public:
     ~ISelfController() override;
 
 private:
-    void SetFocusHandlingMode(Kernel::HLERequestContext& ctx);
-    void SetRestartMessageEnabled(Kernel::HLERequestContext& ctx);
-    void SetPerformanceModeChangedNotification(Kernel::HLERequestContext& ctx);
-    void SetOperationModeChangedNotification(Kernel::HLERequestContext& ctx);
-    void SetOutOfFocusSuspendingEnabled(Kernel::HLERequestContext& ctx);
     void LockExit(Kernel::HLERequestContext& ctx);
     void UnlockExit(Kernel::HLERequestContext& ctx);
+    void EnterFatalSection(Kernel::HLERequestContext& ctx);
+    void LeaveFatalSection(Kernel::HLERequestContext& ctx);
     void GetLibraryAppletLaunchableEvent(Kernel::HLERequestContext& ctx);
+    void SetScreenShotPermission(Kernel::HLERequestContext& ctx);
+    void SetOperationModeChangedNotification(Kernel::HLERequestContext& ctx);
+    void SetPerformanceModeChangedNotification(Kernel::HLERequestContext& ctx);
+    void SetFocusHandlingMode(Kernel::HLERequestContext& ctx);
+    void SetRestartMessageEnabled(Kernel::HLERequestContext& ctx);
+    void SetOutOfFocusSuspendingEnabled(Kernel::HLERequestContext& ctx);
     void SetScreenShotImageOrientation(Kernel::HLERequestContext& ctx);
     void CreateManagedDisplayLayer(Kernel::HLERequestContext& ctx);
-    void SetScreenShotPermission(Kernel::HLERequestContext& ctx);
     void SetHandlesRequestToDisplay(Kernel::HLERequestContext& ctx);
     void SetIdleTimeDetectionExtension(Kernel::HLERequestContext& ctx);
     void GetIdleTimeDetectionExtension(Kernel::HLERequestContext& ctx);
@@ -135,6 +137,7 @@ private:
     std::shared_ptr<NVFlinger::NVFlinger> nvflinger;
     Kernel::EventPair launchable_event;
     u32 idle_time_detection_extension = 0;
+    u64 num_fatal_sections_entered = 0;
 };
 
 class ICommonStateGetter final : public ServiceFramework<ICommonStateGetter> {

src/core/hle/service/audio/audin_u.cpp

@@ -2,9 +2,6 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include "common/logging/log.h"
-#include "core/hle/ipc_helpers.h"
-#include "core/hle/kernel/hle_ipc.h"
 #include "core/hle/service/audio/audin_u.h"
 
 namespace Service::Audio {
@@ -33,7 +30,6 @@ public:
 
         RegisterHandlers(functions);
     }
-    ~IAudioIn() = default;
 };
 
 AudInU::AudInU() : ServiceFramework("audin:u") {

src/core/hle/service/audio/audout_u.cpp

@@ -150,7 +150,6 @@ private:
     void GetReleasedAudioOutBufferImpl(Kernel::HLERequestContext& ctx) {
         LOG_DEBUG(Service_Audio, "called {}", ctx.Description());
 
-        IPC::RequestParser rp{ctx};
         const u64 max_count{ctx.GetWriteBufferSize() / sizeof(u64)};
         const auto released_buffers{audio_core.GetTagsAndReleaseBuffers(stream, max_count)};
 
@@ -194,12 +193,9 @@ private:
 void AudOutU::ListAudioOutsImpl(Kernel::HLERequestContext& ctx) {
     LOG_DEBUG(Service_Audio, "called");
 
-    IPC::RequestParser rp{ctx};
-
     ctx.WriteBuffer(DefaultDevice);
 
     IPC::ResponseBuilder rb{ctx, 3};
-
     rb.Push(RESULT_SUCCESS);
     rb.Push<u32>(1); // Amount of audio devices
 }

src/core/hle/service/audio/audrec_u.cpp

@@ -2,9 +2,6 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include "common/logging/log.h"
-#include "core/hle/ipc_helpers.h"
-#include "core/hle/kernel/hle_ipc.h"
 #include "core/hle/service/audio/audrec_u.h"
 
 namespace Service::Audio {
@@ -30,7 +27,6 @@ public:
 
         RegisterHandlers(functions);
     }
-    ~IFinalOutputRecorder() = default;
 };
 
 AudRecU::AudRecU() : ServiceFramework("audrec:u") {

src/core/hle/service/audio/audren_u.cpp

@@ -10,6 +10,7 @@
 #include "common/alignment.h"
 #include "common/common_funcs.h"
 #include "common/logging/log.h"
+#include "common/string_util.h"
 #include "core/core.h"
 #include "core/hle/ipc_helpers.h"
 #include "core/hle/kernel/hle_ipc.h"
@@ -184,7 +185,6 @@ public:
 private:
     void ListAudioDeviceName(Kernel::HLERequestContext& ctx) {
         LOG_WARNING(Service_Audio, "(STUBBED) called");
-        IPC::RequestParser rp{ctx};
 
         constexpr std::array<char, 15> audio_interface{{"AudioInterface"}};
         ctx.WriteBuffer(audio_interface);
@@ -195,13 +195,13 @@ private:
     }
 
     void SetAudioDeviceOutputVolume(Kernel::HLERequestContext& ctx) {
-        LOG_WARNING(Service_Audio, "(STUBBED) called");
-
         IPC::RequestParser rp{ctx};
-        f32 volume = static_cast<f32>(rp.Pop<u32>());
+        const f32 volume = rp.Pop<f32>();
 
-        auto file_buffer = ctx.ReadBuffer();
-        auto end = std::find(file_buffer.begin(), file_buffer.end(), '\0');
+        const auto device_name_buffer = ctx.ReadBuffer();
+        const std::string name = Common::StringFromBuffer(device_name_buffer);
+
+        LOG_WARNING(Service_Audio, "(STUBBED) called. name={}, volume={}", name, volume);
 
         IPC::ResponseBuilder rb{ctx, 2};
         rb.Push(RESULT_SUCCESS);
@@ -209,7 +209,6 @@ private:
 
     void GetActiveAudioDeviceName(Kernel::HLERequestContext& ctx) {
         LOG_WARNING(Service_Audio, "(STUBBED) called");
-        IPC::RequestParser rp{ctx};
 
         constexpr std::array<char, 12> audio_interface{{"AudioDevice"}};
         ctx.WriteBuffer(audio_interface);

src/core/hle/service/filesystem/filesystem.cpp

@@ -197,13 +197,16 @@ ResultCode VfsDirectoryServiceWrapper::RenameDirectory(const std::string& src_pa
 
 ResultVal<FileSys::VirtualFile> VfsDirectoryServiceWrapper::OpenFile(const std::string& path_,
                                                                      FileSys::Mode mode) const {
-    std::string path(FileUtil::SanitizePath(path_));
-    auto npath = path;
-    while (npath.size() > 0 && (npath[0] == '/' || npath[0] == '\\'))
-        npath = npath.substr(1);
+    const std::string path(FileUtil::SanitizePath(path_));
+    std::string_view npath = path;
+    while (!npath.empty() && (npath[0] == '/' || npath[0] == '\\')) {
+        npath.remove_prefix(1);
+    }
+
     auto file = backing->GetFileRelative(npath);
-    if (file == nullptr)
+    if (file == nullptr) {
         return FileSys::ERROR_PATH_NOT_FOUND;
+    }
 
     if (mode == FileSys::Mode::Append) {
         return MakeResult<FileSys::VirtualFile>(
@@ -319,15 +322,15 @@ ResultVal<FileSys::VirtualFile> OpenRomFS(u64 title_id, FileSys::StorageId stora
 }
 
 ResultVal<FileSys::VirtualDir> OpenSaveData(FileSys::SaveDataSpaceId space,
-                                            FileSys::SaveDataDescriptor save_struct) {
+                                            const FileSys::SaveDataDescriptor& descriptor) {
     LOG_TRACE(Service_FS, "Opening Save Data for space_id={:01X}, save_struct={}",
-              static_cast<u8>(space), save_struct.DebugInfo());
+              static_cast<u8>(space), descriptor.DebugInfo());
 
     if (save_data_factory == nullptr) {
         return FileSys::ERROR_ENTITY_NOT_FOUND;
     }
 
-    return save_data_factory->Open(space, save_struct);
+    return save_data_factory->Open(space, descriptor);
 }
 
 ResultVal<FileSys::VirtualDir> OpenSaveDataSpace(FileSys::SaveDataSpaceId space) {

src/core/hle/service/filesystem/filesystem.h

@@ -46,7 +46,7 @@ ResultVal<FileSys::VirtualFile> OpenRomFSCurrentProcess();
 ResultVal<FileSys::VirtualFile> OpenRomFS(u64 title_id, FileSys::StorageId storage_id,
                                           FileSys::ContentRecordType type);
 ResultVal<FileSys::VirtualDir> OpenSaveData(FileSys::SaveDataSpaceId space,
-                                            FileSys::SaveDataDescriptor save_struct);
+                                            const FileSys::SaveDataDescriptor& descriptor);
 ResultVal<FileSys::VirtualDir> OpenSaveDataSpace(FileSys::SaveDataSpaceId space);
 ResultVal<FileSys::VirtualDir> OpenSDMC();
 

src/core/hle/service/filesystem/fsp_srv.cpp

@@ -315,61 +315,53 @@ public:
     void CreateFile(Kernel::HLERequestContext& ctx) {
         IPC::RequestParser rp{ctx};
 
-        auto file_buffer = ctx.ReadBuffer();
-        std::string name = Common::StringFromBuffer(file_buffer);
+        const auto file_buffer = ctx.ReadBuffer();
+        const std::string name = Common::StringFromBuffer(file_buffer);
 
-        u64 mode = rp.Pop<u64>();
-        u32 size = rp.Pop<u32>();
+        const u64 mode = rp.Pop<u64>();
+        const u32 size = rp.Pop<u32>();
 
-        LOG_DEBUG(Service_FS, "called file {} mode 0x{:X} size 0x{:08X}", name, mode, size);
+        LOG_DEBUG(Service_FS, "called. file={}, mode=0x{:X}, size=0x{:08X}", name, mode, size);
 
         IPC::ResponseBuilder rb{ctx, 2};
         rb.Push(backend.CreateFile(name, size));
     }
 
     void DeleteFile(Kernel::HLERequestContext& ctx) {
-        IPC::RequestParser rp{ctx};
+        const auto file_buffer = ctx.ReadBuffer();
+        const std::string name = Common::StringFromBuffer(file_buffer);
 
-        auto file_buffer = ctx.ReadBuffer();
-        std::string name = Common::StringFromBuffer(file_buffer);
-
-        LOG_DEBUG(Service_FS, "called file {}", name);
+        LOG_DEBUG(Service_FS, "called. file={}", name);
 
         IPC::ResponseBuilder rb{ctx, 2};
         rb.Push(backend.DeleteFile(name));
     }
 
     void CreateDirectory(Kernel::HLERequestContext& ctx) {
-        IPC::RequestParser rp{ctx};
+        const auto file_buffer = ctx.ReadBuffer();
+        const std::string name = Common::StringFromBuffer(file_buffer);
 
-        auto file_buffer = ctx.ReadBuffer();
-        std::string name = Common::StringFromBuffer(file_buffer);
-
-        LOG_DEBUG(Service_FS, "called directory {}", name);
+        LOG_DEBUG(Service_FS, "called. directory={}", name);
 
         IPC::ResponseBuilder rb{ctx, 2};
         rb.Push(backend.CreateDirectory(name));
     }
 
     void DeleteDirectory(Kernel::HLERequestContext& ctx) {
-        const IPC::RequestParser rp{ctx};
-
         const auto file_buffer = ctx.ReadBuffer();
-        std::string name = Common::StringFromBuffer(file_buffer);
+        const std::string name = Common::StringFromBuffer(file_buffer);
 
-        LOG_DEBUG(Service_FS, "called directory {}", name);
+        LOG_DEBUG(Service_FS, "called. directory={}", name);
 
         IPC::ResponseBuilder rb{ctx, 2};
         rb.Push(backend.DeleteDirectory(name));
     }
 
     void DeleteDirectoryRecursively(Kernel::HLERequestContext& ctx) {
-        const IPC::RequestParser rp{ctx};
-
         const auto file_buffer = ctx.ReadBuffer();
-        std::string name = Common::StringFromBuffer(file_buffer);
+        const std::string name = Common::StringFromBuffer(file_buffer);
 
-        LOG_DEBUG(Service_FS, "called directory {}", name);
+        LOG_DEBUG(Service_FS, "called. directory={}", name);
 
         IPC::ResponseBuilder rb{ctx, 2};
         rb.Push(backend.DeleteDirectoryRecursively(name));
@@ -386,18 +378,16 @@ public:
     }
 
     void RenameFile(Kernel::HLERequestContext& ctx) {
-        IPC::RequestParser rp{ctx};
-
         std::vector<u8> buffer;
         buffer.resize(ctx.BufferDescriptorX()[0].Size());
         Memory::ReadBlock(ctx.BufferDescriptorX()[0].Address(), buffer.data(), buffer.size());
-        std::string src_name = Common::StringFromBuffer(buffer);
+        const std::string src_name = Common::StringFromBuffer(buffer);
 
         buffer.resize(ctx.BufferDescriptorX()[1].Size());
         Memory::ReadBlock(ctx.BufferDescriptorX()[1].Address(), buffer.data(), buffer.size());
-        std::string dst_name = Common::StringFromBuffer(buffer);
+        const std::string dst_name = Common::StringFromBuffer(buffer);
 
-        LOG_DEBUG(Service_FS, "called file '{}' to file '{}'", src_name, dst_name);
+        LOG_DEBUG(Service_FS, "called. file '{}' to file '{}'", src_name, dst_name);
 
         IPC::ResponseBuilder rb{ctx, 2};
         rb.Push(backend.RenameFile(src_name, dst_name));
@@ -406,12 +396,12 @@ public:
     void OpenFile(Kernel::HLERequestContext& ctx) {
         IPC::RequestParser rp{ctx};
 
-        auto file_buffer = ctx.ReadBuffer();
-        std::string name = Common::StringFromBuffer(file_buffer);
+        const auto file_buffer = ctx.ReadBuffer();
+        const std::string name = Common::StringFromBuffer(file_buffer);
 
-        auto mode = static_cast<FileSys::Mode>(rp.Pop<u32>());
+        const auto mode = static_cast<FileSys::Mode>(rp.Pop<u32>());
 
-        LOG_DEBUG(Service_FS, "called file {} mode {}", name, static_cast<u32>(mode));
+        LOG_DEBUG(Service_FS, "called. file={}, mode={}", name, static_cast<u32>(mode));
 
         auto result = backend.OpenFile(name, mode);
         if (result.Failed()) {
@@ -430,13 +420,13 @@ public:
     void OpenDirectory(Kernel::HLERequestContext& ctx) {
         IPC::RequestParser rp{ctx};
 
-        auto file_buffer = ctx.ReadBuffer();
-        std::string name = Common::StringFromBuffer(file_buffer);
+        const auto file_buffer = ctx.ReadBuffer();
+        const std::string name = Common::StringFromBuffer(file_buffer);
 
         // TODO(Subv): Implement this filter.
-        u32 filter_flags = rp.Pop<u32>();
+        const u32 filter_flags = rp.Pop<u32>();
 
-        LOG_DEBUG(Service_FS, "called directory {} filter {}", name, filter_flags);
+        LOG_DEBUG(Service_FS, "called. directory={}, filter={}", name, filter_flags);
 
         auto result = backend.OpenDirectory(name);
         if (result.Failed()) {
@@ -453,12 +443,10 @@ public:
     }
 
     void GetEntryType(Kernel::HLERequestContext& ctx) {
-        IPC::RequestParser rp{ctx};
+        const auto file_buffer = ctx.ReadBuffer();
+        const std::string name = Common::StringFromBuffer(file_buffer);
 
-        auto file_buffer = ctx.ReadBuffer();
-        std::string name = Common::StringFromBuffer(file_buffer);
-
-        LOG_DEBUG(Service_FS, "called file {}", name);
+        LOG_DEBUG(Service_FS, "called. file={}", name);
 
         auto result = backend.GetEntryType(name);
         if (result.Failed()) {
@@ -616,7 +604,9 @@ private:
         u64_le save_id;
         u64_le title_id;
         u64_le save_image_size;
-        INSERT_PADDING_BYTES(0x28);
+        u16_le index;
+        FileSys::SaveDataRank rank;
+        INSERT_PADDING_BYTES(0x25);
     };
     static_assert(sizeof(SaveDataInfo) == 0x60, "SaveDataInfo has incorrect size.");
 
@@ -779,16 +769,17 @@ void FSP_SRV::CreateSaveDataFileSystem(Kernel::HLERequestContext& ctx) {
 }
 
 void FSP_SRV::OpenSaveDataFileSystem(Kernel::HLERequestContext& ctx) {
+    LOG_INFO(Service_FS, "called.");
+
+    struct Parameters {
+        FileSys::SaveDataSpaceId save_data_space_id;
+        FileSys::SaveDataDescriptor descriptor;
+    };
+
     IPC::RequestParser rp{ctx};
+    const auto parameters = rp.PopRaw<Parameters>();
 
-    auto space_id = rp.PopRaw<FileSys::SaveDataSpaceId>();
-    auto unk = rp.Pop<u32>();
-    LOG_INFO(Service_FS, "called with unknown={:08X}", unk);
-
-    auto save_struct = rp.PopRaw<FileSys::SaveDataDescriptor>();
-
-    auto dir = OpenSaveData(space_id, save_struct);
-
+    auto dir = OpenSaveData(parameters.save_data_space_id, parameters.descriptor);
     if (dir.Failed()) {
         IPC::ResponseBuilder rb{ctx, 2, 0, 0};
         rb.Push(FileSys::ERROR_ENTITY_NOT_FOUND);

src/core/hle/service/nvdrv/devices/nvdisp_disp0.h

@@ -18,7 +18,7 @@ class nvmap;
 class nvdisp_disp0 final : public nvdevice {
 public:
     explicit nvdisp_disp0(std::shared_ptr<nvmap> nvmap_dev);
-    ~nvdisp_disp0();
+    ~nvdisp_disp0() override;
 
     u32 ioctl(Ioctl command, const std::vector<u8>& input, std::vector<u8>& output) override;
 

src/core/hle/service/nvdrv/interface.h

@@ -17,7 +17,7 @@ namespace Service::Nvidia {
 class NVDRV final : public ServiceFramework<NVDRV> {
 public:
     NVDRV(std::shared_ptr<Module> nvdrv, const char* name);
-    ~NVDRV();
+    ~NVDRV() override;
 
 private:
     void Open(Kernel::HLERequestContext& ctx);

src/core/hle/service/nvdrv/nvmemp.h

@@ -11,7 +11,7 @@ namespace Service::Nvidia {
 class NVMEMP final : public ServiceFramework<NVMEMP> {
 public:
     NVMEMP();
-    ~NVMEMP();
+    ~NVMEMP() override;
 
 private:
     void Cmd0(Kernel::HLERequestContext& ctx);

src/core/hle/service/service.h

@@ -90,7 +90,7 @@ private:
                            Kernel::HLERequestContext& ctx);
 
     ServiceFrameworkBase(const char* service_name, u32 max_sessions, InvokerFn* handler_invoker);
-    ~ServiceFrameworkBase();
+    ~ServiceFrameworkBase() override;
 
     void RegisterHandlersBase(const FunctionInfoBase* functions, std::size_t n);
     void ReportUnimplementedFunction(Kernel::HLERequestContext& ctx, const FunctionInfoBase* info);

src/core/hle/service/set/set_cal.h

@@ -11,7 +11,7 @@ namespace Service::Set {
 class SET_CAL final : public ServiceFramework<SET_CAL> {
 public:
     explicit SET_CAL();
-    ~SET_CAL();
+    ~SET_CAL() override;
 };
 
 } // namespace Service::Set

src/core/hle/service/sockets/sfdnsres.cpp

@@ -8,12 +8,20 @@
 namespace Service::Sockets {
 
 void SFDNSRES::GetAddrInfo(Kernel::HLERequestContext& ctx) {
-    IPC::RequestParser rp{ctx};
+    struct Parameters {
+        u8 use_nsd_resolve;
+        u32 unknown;
+        u64 process_id;
+    };
 
-    LOG_WARNING(Service, "(STUBBED) called");
+    IPC::RequestParser rp{ctx};
+    const auto parameters = rp.PopRaw<Parameters>();
+
+    LOG_WARNING(Service,
+                "(STUBBED) called. use_nsd_resolve={}, unknown=0x{:08X}, process_id=0x{:016X}",
+                parameters.use_nsd_resolve, parameters.unknown, parameters.process_id);
 
     IPC::ResponseBuilder rb{ctx, 2};
-
     rb.Push(RESULT_SUCCESS);
 }
 

src/core/hle/service/spl/module.cpp

@@ -26,9 +26,7 @@ Module::Interface::~Interface() = default;
 void Module::Interface::GetRandomBytes(Kernel::HLERequestContext& ctx) {
     LOG_DEBUG(Service_SPL, "called");
 
-    IPC::RequestParser rp{ctx};
-
-    std::size_t size = ctx.GetWriteBufferSize();
+    const std::size_t size = ctx.GetWriteBufferSize();
 
     std::uniform_int_distribution<u16> distribution(0, std::numeric_limits<u8>::max());
     std::vector<u8> data(size);

src/core/hle/service/ssl/ssl.cpp

@@ -64,13 +64,19 @@ public:
         };
         RegisterHandlers(functions);
     }
-    ~ISslContext() = default;
 
 private:
     void SetOption(Kernel::HLERequestContext& ctx) {
-        LOG_WARNING(Service_SSL, "(STUBBED) called");
+        struct Parameters {
+            u8 enable;
+            u32 option;
+        };
 
         IPC::RequestParser rp{ctx};
+        const auto parameters = rp.PopRaw<Parameters>();
+
+        LOG_WARNING(Service_SSL, "(STUBBED) called. enable={}, option={}", parameters.enable,
+                    parameters.option);
 
         IPC::ResponseBuilder rb{ctx, 2};
         rb.Push(RESULT_SUCCESS);

src/core/hle/service/vi/vi.cpp

@@ -498,7 +498,6 @@ public:
         };
         RegisterHandlers(functions);
     }
-    ~IHOSBinderDriver() = default;
 
 private:
     enum class TransactionId {
@@ -692,7 +691,6 @@ public:
         };
         RegisterHandlers(functions);
     }
-    ~ISystemDisplayService() = default;
 
 private:
     void SetLayerZ(Kernel::HLERequestContext& ctx) {
@@ -818,7 +816,6 @@ public:
         };
         RegisterHandlers(functions);
     }
-    ~IManagerDisplayService() = default;
 
 private:
     void CloseDisplay(Kernel::HLERequestContext& ctx) {
@@ -884,7 +881,6 @@ private:
 class IApplicationDisplayService final : public ServiceFramework<IApplicationDisplayService> {
 public:
     explicit IApplicationDisplayService(std::shared_ptr<NVFlinger::NVFlinger> nv_flinger);
-    ~IApplicationDisplayService() = default;
 
 private:
     enum class ConvertedScaleMode : u64 {
@@ -1037,7 +1033,6 @@ private:
     void ListDisplays(Kernel::HLERequestContext& ctx) {
         LOG_WARNING(Service_VI, "(STUBBED) called");
 
-        IPC::RequestParser rp{ctx};
         DisplayInfo display_info;
         display_info.width *= static_cast<u64>(Settings::values.resolution_factor);
         display_info.height *= static_cast<u64>(Settings::values.resolution_factor);

src/core/loader/nso.cpp

@@ -4,11 +4,12 @@
 
 #include <cinttypes>
 #include <vector>
-#include <lz4.h>
+
 #include "common/common_funcs.h"
 #include "common/file_util.h"
 #include "common/hex_util.h"
 #include "common/logging/log.h"
+#include "common/lz4_compression.h"
 #include "common/swap.h"
 #include "core/core.h"
 #include "core/file_sys/patch_manager.h"
@@ -35,15 +36,11 @@ static_assert(sizeof(MODHeader) == 0x1c, "MODHeader has incorrect size.");
 
 std::vector<u8> DecompressSegment(const std::vector<u8>& compressed_data,
                                   const NSOSegmentHeader& header) {
-    std::vector<u8> uncompressed_data(header.size);
-    const int bytes_uncompressed =
-        LZ4_decompress_safe(reinterpret_cast<const char*>(compressed_data.data()),
-                            reinterpret_cast<char*>(uncompressed_data.data()),
-                            static_cast<int>(compressed_data.size()), header.size);
+    const std::vector<u8> uncompressed_data =
+        Common::Compression::DecompressDataLZ4(compressed_data, header.size);
 
-    ASSERT_MSG(bytes_uncompressed == static_cast<int>(header.size) &&
-                   bytes_uncompressed == static_cast<int>(uncompressed_data.size()),
-               "{} != {} != {}", bytes_uncompressed, header.size, uncompressed_data.size());
+    ASSERT_MSG(uncompressed_data.size() == static_cast<int>(header.size), "{} != {}", header.size,
+               uncompressed_data.size());
 
     return uncompressed_data;
 }

src/core/loader/xci.h

@@ -22,7 +22,7 @@ class AppLoader_NCA;
 class AppLoader_XCI final : public AppLoader {
 public:
     explicit AppLoader_XCI(FileSys::VirtualFile file);
-    ~AppLoader_XCI();
+    ~AppLoader_XCI() override;
 
     /**
      * Returns the type of the file

src/video_core/CMakeLists.txt

@@ -139,4 +139,4 @@ endif()
 create_target_directory_groups(video_core)
 
 target_link_libraries(video_core PUBLIC common core)
-target_link_libraries(video_core PRIVATE glad lz4_static)
+target_link_libraries(video_core PRIVATE glad)

src/video_core/engines/fermi_2d.cpp

@@ -6,12 +6,13 @@
 #include "common/logging/log.h"
 #include "common/math_util.h"
 #include "video_core/engines/fermi_2d.h"
+#include "video_core/memory_manager.h"
 #include "video_core/rasterizer_interface.h"
 
 namespace Tegra::Engines {
 
 Fermi2D::Fermi2D(VideoCore::RasterizerInterface& rasterizer, MemoryManager& memory_manager)
-    : memory_manager(memory_manager), rasterizer{rasterizer} {}
+    : rasterizer{rasterizer}, memory_manager{memory_manager} {}
 
 void Fermi2D::CallMethod(const GPU::MethodCall& method_call) {
     ASSERT_MSG(method_call.method < Regs::NUM_REGS,

src/video_core/engines/fermi_2d.h

@@ -10,7 +10,10 @@
 #include "common/common_funcs.h"
 #include "common/common_types.h"
 #include "video_core/gpu.h"
-#include "video_core/memory_manager.h"
+
+namespace Tegra {
+class MemoryManager;
+}
 
 namespace VideoCore {
 class RasterizerInterface;
@@ -115,10 +118,9 @@ public:
         };
     } regs{};
 
-    MemoryManager& memory_manager;
-
 private:
     VideoCore::RasterizerInterface& rasterizer;
+    MemoryManager& memory_manager;
 
     /// Performs the copy from the source surface to the destination surface as configured in the
     /// registers.

src/video_core/engines/kepler_compute.h

@@ -9,7 +9,10 @@
 #include "common/common_funcs.h"
 #include "common/common_types.h"
 #include "video_core/gpu.h"
-#include "video_core/memory_manager.h"
+
+namespace Tegra {
+class MemoryManager;
+}
 
 namespace Tegra::Engines {
 
@@ -40,10 +43,11 @@ public:
     static_assert(sizeof(Regs) == Regs::NUM_REGS * sizeof(u32),
                   "KeplerCompute Regs has wrong size");
 
-    MemoryManager& memory_manager;
-
     /// Write the value to the register identified by method.
     void CallMethod(const GPU::MethodCall& method_call);
+
+private:
+    MemoryManager& memory_manager;
 };
 
 #define ASSERT_REG_POSITION(field_name, position)                                                  \

src/video_core/engines/kepler_memory.cpp

@@ -5,9 +5,9 @@
 #include "common/assert.h"
 #include "common/logging/log.h"
 #include "core/core.h"
-#include "core/memory.h"
 #include "video_core/engines/kepler_memory.h"
 #include "video_core/engines/maxwell_3d.h"
+#include "video_core/memory_manager.h"
 #include "video_core/rasterizer_interface.h"
 #include "video_core/renderer_base.h"
 
@@ -15,7 +15,7 @@ namespace Tegra::Engines {
 
 KeplerMemory::KeplerMemory(Core::System& system, VideoCore::RasterizerInterface& rasterizer,
                            MemoryManager& memory_manager)
-    : system{system}, memory_manager(memory_manager), rasterizer{rasterizer} {}
+    : system{system}, rasterizer{rasterizer}, memory_manager{memory_manager} {}
 
 KeplerMemory::~KeplerMemory() = default;
 

src/video_core/engines/kepler_memory.h

@@ -10,12 +10,15 @@
 #include "common/common_funcs.h"
 #include "common/common_types.h"
 #include "video_core/gpu.h"
-#include "video_core/memory_manager.h"
 
 namespace Core {
 class System;
 }
 
+namespace Tegra {
+class MemoryManager;
+}
+
 namespace VideoCore {
 class RasterizerInterface;
 }
@@ -82,8 +85,8 @@ public:
 
 private:
     Core::System& system;
-    MemoryManager& memory_manager;
     VideoCore::RasterizerInterface& rasterizer;
+    MemoryManager& memory_manager;
 
     void ProcessData(u32 data);
 };

src/video_core/engines/maxwell_3d.cpp

@@ -7,11 +7,10 @@
 #include "common/assert.h"
 #include "core/core.h"
 #include "core/core_timing.h"
-#include "core/memory.h"
 #include "video_core/debug_utils/debug_utils.h"
 #include "video_core/engines/maxwell_3d.h"
+#include "video_core/memory_manager.h"
 #include "video_core/rasterizer_interface.h"
-#include "video_core/renderer_base.h"
 #include "video_core/textures/texture.h"
 
 namespace Tegra::Engines {
@@ -21,8 +20,8 @@ constexpr u32 MacroRegistersStart = 0xE00;
 
 Maxwell3D::Maxwell3D(Core::System& system, VideoCore::RasterizerInterface& rasterizer,
                      MemoryManager& memory_manager)
-    : memory_manager(memory_manager), system{system}, rasterizer{rasterizer},
-      macro_interpreter(*this) {
+    : system{system}, rasterizer{rasterizer}, memory_manager{memory_manager}, macro_interpreter{
+                                                                                  *this} {
     InitializeRegisterDefaults();
 }
 
@@ -250,6 +249,10 @@ void Maxwell3D::CallMethod(const GPU::MethodCall& method_call) {
         ProcessQueryGet();
         break;
     }
+    case MAXWELL3D_REG_INDEX(sync_info): {
+        ProcessSyncPoint();
+        break;
+    }
     default:
         break;
     }
@@ -327,6 +330,14 @@ void Maxwell3D::ProcessQueryGet() {
     }
 }
 
+void Maxwell3D::ProcessSyncPoint() {
+    const u32 sync_point = regs.sync_info.sync_point.Value();
+    const u32 increment = regs.sync_info.increment.Value();
+    const u32 cache_flush = regs.sync_info.unknown.Value();
+    LOG_DEBUG(HW_GPU, "Syncpoint set {}, increment: {}, unk: {}", sync_point, increment,
+              cache_flush);
+}
+
 void Maxwell3D::DrawArrays() {
     LOG_DEBUG(HW_GPU, "called, topology={}, count={}", static_cast<u32>(regs.draw.topology.Value()),
               regs.vertex_buffer.count);

src/video_core/engines/maxwell_3d.h

@@ -16,13 +16,16 @@
 #include "common/math_util.h"
 #include "video_core/gpu.h"
 #include "video_core/macro_interpreter.h"
-#include "video_core/memory_manager.h"
 #include "video_core/textures/texture.h"
 
 namespace Core {
 class System;
 }
 
+namespace Tegra {
+class MemoryManager;
+}
+
 namespace VideoCore {
 class RasterizerInterface;
 }
@@ -576,7 +579,17 @@ public:
                     u32 bind;
                 } macros;
 
-                INSERT_PADDING_WORDS(0x188);
+                INSERT_PADDING_WORDS(0x69);
+
+                struct {
+                    union {
+                        BitField<0, 16, u32> sync_point;
+                        BitField<16, 1, u32> unknown;
+                        BitField<20, 1, u32> increment;
+                    };
+                } sync_info;
+
+                INSERT_PADDING_WORDS(0x11E);
 
                 u32 tfb_enabled;
 
@@ -1093,7 +1106,6 @@ public:
     };
 
     State state{};
-    MemoryManager& memory_manager;
 
     struct DirtyFlags {
         std::bitset<8> color_buffer{0xFF};
@@ -1141,6 +1153,8 @@ private:
 
     VideoCore::RasterizerInterface& rasterizer;
 
+    MemoryManager& memory_manager;
+
     /// Start offsets of each macro in macro_memory
     std::unordered_map<u32, u32> macro_offsets;
 
@@ -1180,6 +1194,9 @@ private:
     /// Handles a write to the QUERY_GET register.
     void ProcessQueryGet();
 
+    /// Handles writes to syncing register.
+    void ProcessSyncPoint();
+
     /// Handles a write to the CB_DATA[i] register.
     void ProcessCBData(u32 value);
 
@@ -1195,6 +1212,7 @@ private:
                   "Field " #field_name " has invalid position")
 
 ASSERT_REG_POSITION(macros, 0x45);
+ASSERT_REG_POSITION(sync_info, 0xB2);
 ASSERT_REG_POSITION(tfb_enabled, 0x1D1);
 ASSERT_REG_POSITION(rt, 0x200);
 ASSERT_REG_POSITION(viewport_transform, 0x280);

src/video_core/engines/maxwell_dma.cpp

@@ -5,9 +5,9 @@
 #include "common/assert.h"
 #include "common/logging/log.h"
 #include "core/core.h"
-#include "core/memory.h"
 #include "video_core/engines/maxwell_3d.h"
 #include "video_core/engines/maxwell_dma.h"
+#include "video_core/memory_manager.h"
 #include "video_core/rasterizer_interface.h"
 #include "video_core/renderer_base.h"
 #include "video_core/textures/decoders.h"
@@ -16,7 +16,7 @@ namespace Tegra::Engines {
 
 MaxwellDMA::MaxwellDMA(Core::System& system, VideoCore::RasterizerInterface& rasterizer,
                        MemoryManager& memory_manager)
-    : memory_manager(memory_manager), system{system}, rasterizer{rasterizer} {}
+    : system{system}, rasterizer{rasterizer}, memory_manager{memory_manager} {}
 
 void MaxwellDMA::CallMethod(const GPU::MethodCall& method_call) {
     ASSERT_MSG(method_call.method < Regs::NUM_REGS,

src/video_core/engines/maxwell_dma.h

@@ -10,12 +10,15 @@
 #include "common/common_funcs.h"
 #include "common/common_types.h"
 #include "video_core/gpu.h"
-#include "video_core/memory_manager.h"
 
 namespace Core {
 class System;
 }
 
+namespace Tegra {
+class MemoryManager;
+}
+
 namespace VideoCore {
 class RasterizerInterface;
 }
@@ -139,13 +142,13 @@ public:
         };
     } regs{};
 
-    MemoryManager& memory_manager;
-
 private:
     Core::System& system;
 
     VideoCore::RasterizerInterface& rasterizer;
 
+    MemoryManager& memory_manager;
+
     /// Performs the copy from the source buffer to the destination buffer as configured in the
     /// registers.
     void HandleCopy();

src/video_core/gpu_asynch.cpp

@@ -9,7 +9,7 @@
 namespace VideoCommon {
 
 GPUAsynch::GPUAsynch(Core::System& system, VideoCore::RendererBase& renderer)
-    : Tegra::GPU(system, renderer), gpu_thread{renderer, *dma_pusher} {}
+    : Tegra::GPU(system, renderer), gpu_thread{system, renderer, *dma_pusher} {}
 
 GPUAsynch::~GPUAsynch() = default;
 

src/video_core/gpu_thread.cpp

@@ -4,6 +4,9 @@
 
 #include "common/assert.h"
 #include "common/microprofile.h"
+#include "core/core.h"
+#include "core/core_timing.h"
+#include "core/core_timing_util.h"
 #include "core/frontend/scope_acquire_window_context.h"
 #include "video_core/dma_pusher.h"
 #include "video_core/gpu.h"
@@ -36,7 +39,6 @@ static void RunThread(VideoCore::RendererBase& renderer, Tegra::DmaPusher& dma_p
                 dma_pusher.Push(std::move(submit_list->entries));
                 dma_pusher.DispatchCalls();
             } else if (const auto data = std::get_if<SwapBuffersCommand>(&next.data)) {
-                state.DecrementFramesCounter();
                 renderer.SwapBuffers(std::move(data->framebuffer));
             } else if (const auto data = std::get_if<FlushRegionCommand>(&next.data)) {
                 renderer.Rasterizer().FlushRegion(data->addr, data->size);
@@ -47,13 +49,18 @@ static void RunThread(VideoCore::RendererBase& renderer, Tegra::DmaPusher& dma_p
             } else {
                 UNREACHABLE();
             }
+            state.signaled_fence = next.fence;
+            state.TrySynchronize();
         }
     }
 }
 
-ThreadManager::ThreadManager(VideoCore::RendererBase& renderer, Tegra::DmaPusher& dma_pusher)
-    : renderer{renderer}, thread{RunThread, std::ref(renderer), std::ref(dma_pusher),
-                                 std::ref(state)} {}
+ThreadManager::ThreadManager(Core::System& system, VideoCore::RendererBase& renderer,
+                             Tegra::DmaPusher& dma_pusher)
+    : system{system}, thread{RunThread, std::ref(renderer), std::ref(dma_pusher), std::ref(state)} {
+    synchronization_event = system.CoreTiming().RegisterEvent(
+        "GPUThreadSynch", [this](u64 fence, s64) { state.WaitForSynchronization(fence); });
+}
 
 ThreadManager::~ThreadManager() {
     // Notify GPU thread that a shutdown is pending
@@ -62,14 +69,14 @@ ThreadManager::~ThreadManager() {
 }
 
 void ThreadManager::SubmitList(Tegra::CommandList&& entries) {
-    PushCommand(SubmitListCommand(std::move(entries)));
+    const u64 fence{PushCommand(SubmitListCommand(std::move(entries)))};
+    const s64 synchronization_ticks{Core::Timing::usToCycles(9000)};
+    system.CoreTiming().ScheduleEvent(synchronization_ticks, synchronization_event, fence);
 }
 
 void ThreadManager::SwapBuffers(
     std::optional<std::reference_wrapper<const Tegra::FramebufferConfig>> framebuffer) {
-    state.IncrementFramesCounter();
     PushCommand(SwapBuffersCommand(std::move(framebuffer)));
-    state.WaitForFrames();
 }
 
 void ThreadManager::FlushRegion(CacheAddr addr, u64 size) {
@@ -79,7 +86,7 @@ void ThreadManager::FlushRegion(CacheAddr addr, u64 size) {
 void ThreadManager::InvalidateRegion(CacheAddr addr, u64 size) {
     if (state.queue.Empty()) {
         // It's quicker to invalidate a single region on the CPU if the queue is already empty
-        renderer.Rasterizer().InvalidateRegion(addr, size);
+        system.Renderer().Rasterizer().InvalidateRegion(addr, size);
     } else {
         PushCommand(InvalidateRegionCommand(addr, size));
     }
@@ -90,9 +97,25 @@ void ThreadManager::FlushAndInvalidateRegion(CacheAddr addr, u64 size) {
     InvalidateRegion(addr, size);
 }
 
-void ThreadManager::PushCommand(CommandData&& command_data) {
-    state.queue.Push(CommandDataContainer(std::move(command_data)));
+u64 ThreadManager::PushCommand(CommandData&& command_data) {
+    const u64 fence{++state.last_fence};
+    state.queue.Push(CommandDataContainer(std::move(command_data), fence));
     state.SignalCommands();
+    return fence;
+}
+
+MICROPROFILE_DEFINE(GPU_wait, "GPU", "Wait for the GPU", MP_RGB(128, 128, 192));
+void SynchState::WaitForSynchronization(u64 fence) {
+    if (signaled_fence >= fence) {
+        return;
+    }
+
+    // Wait for the GPU to be idle (all commands to be executed)
+    {
+        MICROPROFILE_SCOPE(GPU_wait);
+        std::unique_lock<std::mutex> lock{synchronization_mutex};
+        synchronization_condition.wait(lock, [this, fence] { return signaled_fence >= fence; });
+    }
 }
 
 } // namespace VideoCommon::GPUThread

src/video_core/gpu_thread.h

@@ -19,9 +19,12 @@ struct FramebufferConfig;
 class DmaPusher;
 } // namespace Tegra
 
-namespace VideoCore {
-class RendererBase;
-} // namespace VideoCore
+namespace Core {
+class System;
+namespace Timing {
+struct EventType;
+} // namespace Timing
+} // namespace Core
 
 namespace VideoCommon::GPUThread {
 
@@ -75,63 +78,47 @@ using CommandData =
 struct CommandDataContainer {
     CommandDataContainer() = default;
 
-    CommandDataContainer(CommandData&& data) : data{std::move(data)} {}
+    CommandDataContainer(CommandData&& data, u64 next_fence)
+        : data{std::move(data)}, fence{next_fence} {}
 
     CommandDataContainer& operator=(const CommandDataContainer& t) {
         data = std::move(t.data);
+        fence = t.fence;
         return *this;
     }
 
     CommandData data;
+    u64 fence{};
 };
 
 /// Struct used to synchronize the GPU thread
 struct SynchState final {
     std::atomic_bool is_running{true};
     std::atomic_int queued_frame_count{};
-    std::mutex frames_mutex;
+    std::mutex synchronization_mutex;
     std::mutex commands_mutex;
     std::condition_variable commands_condition;
-    std::condition_variable frames_condition;
+    std::condition_variable synchronization_condition;
 
-    void IncrementFramesCounter() {
-        std::lock_guard lock{frames_mutex};
-        ++queued_frame_count;
+    /// Returns true if the gap in GPU commands is small enough that we can consider the CPU and GPU
+    /// synchronized. This is entirely empirical.
+    bool IsSynchronized() const {
+        constexpr std::size_t max_queue_gap{5};
+        return queue.Size() <= max_queue_gap;
     }
 
-    void DecrementFramesCounter() {
-        {
-            std::lock_guard lock{frames_mutex};
-            --queued_frame_count;
-
-            if (queued_frame_count) {
-                return;
-            }
-        }
-        frames_condition.notify_one();
-    }
-
-    void WaitForFrames() {
-        {
-            std::lock_guard lock{frames_mutex};
-            if (!queued_frame_count) {
-                return;
-            }
-        }
-
-        // Wait for the GPU to be idle (all commands to be executed)
-        {
-            std::unique_lock lock{frames_mutex};
-            frames_condition.wait(lock, [this] { return !queued_frame_count; });
+    void TrySynchronize() {
+        if (IsSynchronized()) {
+            std::lock_guard<std::mutex> lock{synchronization_mutex};
+            synchronization_condition.notify_one();
         }
     }
 
+    void WaitForSynchronization(u64 fence);
+
     void SignalCommands() {
-        {
-            std::unique_lock lock{commands_mutex};
-            if (queue.Empty()) {
-                return;
-            }
+        if (queue.Empty()) {
+            return;
         }
 
         commands_condition.notify_one();
@@ -144,12 +131,15 @@ struct SynchState final {
 
     using CommandQueue = Common::SPSCQueue<CommandDataContainer>;
     CommandQueue queue;
+    u64 last_fence{};
+    std::atomic<u64> signaled_fence{};
 };
 
 /// Class used to manage the GPU thread
 class ThreadManager final {
 public:
-    explicit ThreadManager(VideoCore::RendererBase& renderer, Tegra::DmaPusher& dma_pusher);
+    explicit ThreadManager(Core::System& system, VideoCore::RendererBase& renderer,
+                           Tegra::DmaPusher& dma_pusher);
     ~ThreadManager();
 
     /// Push GPU command entries to be processed
@@ -170,11 +160,12 @@ public:
 
 private:
     /// Pushes a command to be executed by the GPU thread
-    void PushCommand(CommandData&& command_data);
+    u64 PushCommand(CommandData&& command_data);
 
 private:
     SynchState state;
-    VideoCore::RendererBase& renderer;
+    Core::System& system;
+    Core::Timing::EventType* synchronization_event{};
     std::thread thread;
     std::thread::id thread_id;
 };

src/video_core/macro_interpreter.cpp

@@ -223,27 +223,21 @@ void MacroInterpreter::ProcessResult(ResultOperation operation, u32 reg, u32 res
 }
 
 u32 MacroInterpreter::FetchParameter() {
-    ASSERT(next_parameter_index < parameters.size());
-    return parameters[next_parameter_index++];
+    return parameters.at(next_parameter_index++);
 }
 
 u32 MacroInterpreter::GetRegister(u32 register_id) const {
-    // Register 0 is supposed to always return 0.
-    if (register_id == 0)
-        return 0;
-
-    ASSERT(register_id < registers.size());
-    return registers[register_id];
+    return registers.at(register_id);
 }
 
 void MacroInterpreter::SetRegister(u32 register_id, u32 value) {
-    // Register 0 is supposed to always return 0. NOP is implemented as a store to the zero
-    // register.
-    if (register_id == 0)
+    // Register 0 is hardwired as the zero register.
+    // Ensure no writes to it actually occur.
+    if (register_id == 0) {
         return;
+    }
 
-    ASSERT(register_id < registers.size());
-    registers[register_id] = value;
+    registers.at(register_id) = value;
 }
 
 void MacroInterpreter::SetMethodAddress(u32 address) {

src/video_core/memory_manager.cpp

@@ -77,16 +77,17 @@ GPUVAddr MemoryManager::UnmapBuffer(GPUVAddr gpu_addr, u64 size) {
     return gpu_addr;
 }
 
-GPUVAddr MemoryManager::FindFreeRegion(GPUVAddr region_start, u64 size) {
+GPUVAddr MemoryManager::FindFreeRegion(GPUVAddr region_start, u64 size) const {
     // Find the first Free VMA.
-    const VMAHandle vma_handle{std::find_if(vma_map.begin(), vma_map.end(), [&](const auto& vma) {
-        if (vma.second.type != VirtualMemoryArea::Type::Unmapped) {
-            return false;
-        }
+    const VMAHandle vma_handle{
+        std::find_if(vma_map.begin(), vma_map.end(), [region_start, size](const auto& vma) {
+            if (vma.second.type != VirtualMemoryArea::Type::Unmapped) {
+                return false;
+            }
 
-        const VAddr vma_end{vma.second.base + vma.second.size};
-        return vma_end > region_start && vma_end >= region_start + size;
-    })};
+            const VAddr vma_end{vma.second.base + vma.second.size};
+            return vma_end > region_start && vma_end >= region_start + size;
+        })};
 
     if (vma_handle == vma_map.end()) {
         return {};
@@ -99,12 +100,12 @@ bool MemoryManager::IsAddressValid(GPUVAddr addr) const {
     return (addr >> page_bits) < page_table.pointers.size();
 }
 
-std::optional<VAddr> MemoryManager::GpuToCpuAddress(GPUVAddr addr) {
+std::optional<VAddr> MemoryManager::GpuToCpuAddress(GPUVAddr addr) const {
     if (!IsAddressValid(addr)) {
         return {};
     }
 
-    VAddr cpu_addr{page_table.backing_addr[addr >> page_bits]};
+    const VAddr cpu_addr{page_table.backing_addr[addr >> page_bits]};
     if (cpu_addr) {
         return cpu_addr + (addr & page_mask);
     }
@@ -113,7 +114,7 @@ std::optional<VAddr> MemoryManager::GpuToCpuAddress(GPUVAddr addr) {
 }
 
 template <typename T>
-T MemoryManager::Read(GPUVAddr addr) {
+T MemoryManager::Read(GPUVAddr addr) const {
     if (!IsAddressValid(addr)) {
         return {};
     }
@@ -165,10 +166,10 @@ void MemoryManager::Write(GPUVAddr addr, T data) {
     }
 }
 
-template u8 MemoryManager::Read<u8>(GPUVAddr addr);
-template u16 MemoryManager::Read<u16>(GPUVAddr addr);
-template u32 MemoryManager::Read<u32>(GPUVAddr addr);
-template u64 MemoryManager::Read<u64>(GPUVAddr addr);
+template u8 MemoryManager::Read<u8>(GPUVAddr addr) const;
+template u16 MemoryManager::Read<u16>(GPUVAddr addr) const;
+template u32 MemoryManager::Read<u32>(GPUVAddr addr) const;
+template u64 MemoryManager::Read<u64>(GPUVAddr addr) const;
 template void MemoryManager::Write<u8>(GPUVAddr addr, u8 data);
 template void MemoryManager::Write<u16>(GPUVAddr addr, u16 data);
 template void MemoryManager::Write<u32>(GPUVAddr addr, u32 data);
@@ -179,8 +180,8 @@ u8* MemoryManager::GetPointer(GPUVAddr addr) {
         return {};
     }
 
-    u8* page_pointer{page_table.pointers[addr >> page_bits]};
-    if (page_pointer) {
+    u8* const page_pointer{page_table.pointers[addr >> page_bits]};
+    if (page_pointer != nullptr) {
         return page_pointer + (addr & page_mask);
     }
 
@@ -188,7 +189,21 @@ u8* MemoryManager::GetPointer(GPUVAddr addr) {
     return {};
 }
 
-void MemoryManager::ReadBlock(GPUVAddr src_addr, void* dest_buffer, std::size_t size) {
+const u8* MemoryManager::GetPointer(GPUVAddr addr) const {
+    if (!IsAddressValid(addr)) {
+        return {};
+    }
+
+    const u8* const page_pointer{page_table.pointers[addr >> page_bits]};
+    if (page_pointer != nullptr) {
+        return page_pointer + (addr & page_mask);
+    }
+
+    LOG_ERROR(HW_GPU, "Unknown GetPointer @ 0x{:016X}", addr);
+    return {};
+}
+
+void MemoryManager::ReadBlock(GPUVAddr src_addr, void* dest_buffer, std::size_t size) const {
     std::memcpy(dest_buffer, GetPointer(src_addr), size);
 }
 void MemoryManager::WriteBlock(GPUVAddr dest_addr, const void* src_buffer, std::size_t size) {

src/video_core/memory_manager.h

@@ -50,17 +50,18 @@ public:
     GPUVAddr MapBufferEx(VAddr cpu_addr, u64 size);
     GPUVAddr MapBufferEx(VAddr cpu_addr, GPUVAddr addr, u64 size);
     GPUVAddr UnmapBuffer(GPUVAddr addr, u64 size);
-    std::optional<VAddr> GpuToCpuAddress(GPUVAddr addr);
+    std::optional<VAddr> GpuToCpuAddress(GPUVAddr addr) const;
 
     template <typename T>
-    T Read(GPUVAddr addr);
+    T Read(GPUVAddr addr) const;
 
     template <typename T>
     void Write(GPUVAddr addr, T data);
 
     u8* GetPointer(GPUVAddr addr);
+    const u8* GetPointer(GPUVAddr addr) const;
 
-    void ReadBlock(GPUVAddr src_addr, void* dest_buffer, std::size_t size);
+    void ReadBlock(GPUVAddr src_addr, void* dest_buffer, std::size_t size) const;
     void WriteBlock(GPUVAddr dest_addr, const void* src_buffer, std::size_t size);
     void CopyBlock(GPUVAddr dest_addr, GPUVAddr src_addr, std::size_t size);
 
@@ -127,7 +128,7 @@ private:
     void UpdatePageTableForVMA(const VirtualMemoryArea& vma);
 
     /// Finds a free (unmapped region) of the specified size starting at the specified address.
-    GPUVAddr FindFreeRegion(GPUVAddr region_start, u64 size);
+    GPUVAddr FindFreeRegion(GPUVAddr region_start, u64 size) const;
 
 private:
     static constexpr u64 page_bits{16};

src/video_core/renderer_opengl/gl_buffer_cache.cpp

@@ -7,7 +7,6 @@
 
 #include "common/alignment.h"
 #include "core/core.h"
-#include "core/memory.h"
 #include "video_core/renderer_opengl/gl_buffer_cache.h"
 #include "video_core/renderer_opengl/gl_rasterizer.h"
 

src/video_core/renderer_opengl/gl_global_cache.cpp

@@ -4,7 +4,6 @@
 
 #include <glad/glad.h>
 
-#include "common/assert.h"
 #include "common/logging/log.h"
 #include "core/core.h"
 #include "video_core/renderer_opengl/gl_global_cache.h"

src/video_core/renderer_opengl/gl_primitive_assembler.cpp

@@ -7,7 +7,7 @@
 #include "common/assert.h"
 #include "common/common_types.h"
 #include "core/core.h"
-#include "core/memory.h"
+#include "video_core/memory_manager.h"
 #include "video_core/renderer_opengl/gl_buffer_cache.h"
 #include "video_core/renderer_opengl/gl_primitive_assembler.h"
 

src/video_core/renderer_opengl/gl_primitive_assembler.h

@@ -4,11 +4,9 @@
 
 #pragma once
 
-#include <vector>
 #include <glad/glad.h>
 
 #include "common/common_types.h"
-#include "video_core/memory_manager.h"
 
 namespace OpenGL {
 

src/video_core/renderer_opengl/gl_rasterizer.cpp

@@ -17,7 +17,6 @@
 #include "common/microprofile.h"
 #include "common/scope_exit.h"
 #include "core/core.h"
-#include "core/frontend/emu_window.h"
 #include "core/hle/kernel/process.h"
 #include "core/settings.h"
 #include "video_core/engines/maxwell_3d.h"
@@ -26,7 +25,6 @@
 #include "video_core/renderer_opengl/gl_shader_gen.h"
 #include "video_core/renderer_opengl/maxwell_to_gl.h"
 #include "video_core/renderer_opengl/renderer_opengl.h"
-#include "video_core/video_core.h"
 
 namespace OpenGL {
 
@@ -318,7 +316,7 @@ void RasterizerOpenGL::SetupShaders(GLenum primitive_mode) {
         const std::size_t stage{index == 0 ? 0 : index - 1}; // Stage indices are 0 - 5
 
         GLShader::MaxwellUniformData ubo{};
-        ubo.SetFromRegs(gpu.state.shader_stages[stage]);
+        ubo.SetFromRegs(gpu, stage);
         const GLintptr offset = buffer_cache.UploadHostMemory(
             &ubo, sizeof(ubo), static_cast<std::size_t>(uniform_buffer_alignment));
 

src/video_core/renderer_opengl/gl_rasterizer.h

@@ -12,15 +12,12 @@
 #include <optional>
 #include <tuple>
 #include <utility>
-#include <vector>
 
 #include <boost/icl/interval_map.hpp>
-#include <boost/range/iterator_range.hpp>
 #include <glad/glad.h>
 
 #include "common/common_types.h"
 #include "video_core/engines/maxwell_3d.h"
-#include "video_core/memory_manager.h"
 #include "video_core/rasterizer_cache.h"
 #include "video_core/rasterizer_interface.h"
 #include "video_core/renderer_opengl/gl_buffer_cache.h"
@@ -29,10 +26,8 @@
 #include "video_core/renderer_opengl/gl_rasterizer_cache.h"
 #include "video_core/renderer_opengl/gl_resource_manager.h"
 #include "video_core/renderer_opengl/gl_shader_cache.h"
-#include "video_core/renderer_opengl/gl_shader_gen.h"
 #include "video_core/renderer_opengl/gl_shader_manager.h"
 #include "video_core/renderer_opengl/gl_state.h"
-#include "video_core/renderer_opengl/gl_stream_buffer.h"
 
 namespace Core {
 class System;

src/video_core/renderer_opengl/gl_rasterizer_cache.cpp

@@ -13,7 +13,6 @@
 #include "common/scope_exit.h"
 #include "core/core.h"
 #include "core/hle/kernel/process.h"
-#include "core/memory.h"
 #include "core/settings.h"
 #include "video_core/engines/maxwell_3d.h"
 #include "video_core/morton.h"

src/video_core/renderer_opengl/gl_rasterizer_cache.h

@@ -5,10 +5,9 @@
 #pragma once
 
 #include <array>
-#include <map>
 #include <memory>
 #include <string>
-#include <unordered_set>
+#include <tuple>
 #include <vector>
 
 #include "common/alignment.h"

src/video_core/renderer_opengl/gl_shader_cache.cpp

@@ -6,13 +6,11 @@
 #include "common/assert.h"
 #include "common/hash.h"
 #include "core/core.h"
-#include "core/memory.h"
 #include "video_core/engines/maxwell_3d.h"
 #include "video_core/renderer_opengl/gl_rasterizer.h"
 #include "video_core/renderer_opengl/gl_shader_cache.h"
 #include "video_core/renderer_opengl/gl_shader_decompiler.h"
 #include "video_core/renderer_opengl/gl_shader_disk_cache.h"
-#include "video_core/renderer_opengl/gl_shader_manager.h"
 #include "video_core/renderer_opengl/utils.h"
 #include "video_core/shader/shader_ir.h"
 

src/video_core/renderer_opengl/gl_shader_cache.h

@@ -5,21 +5,20 @@
 #pragma once
 
 #include <array>
+#include <atomic>
 #include <memory>
 #include <set>
 #include <tuple>
 #include <unordered_map>
+#include <vector>
 
 #include <glad/glad.h>
 
-#include "common/assert.h"
 #include "common/common_types.h"
 #include "video_core/rasterizer_cache.h"
-#include "video_core/renderer_base.h"
 #include "video_core/renderer_opengl/gl_resource_manager.h"
 #include "video_core/renderer_opengl/gl_shader_decompiler.h"
 #include "video_core/renderer_opengl/gl_shader_disk_cache.h"
-#include "video_core/renderer_opengl/gl_shader_gen.h"
 
 namespace Core {
 class System;

src/video_core/renderer_opengl/gl_shader_decompiler.cpp

@@ -69,10 +69,10 @@ public:
         shader_source += '\n';
     }
 
-    std::string GenerateTemporal() {
-        std::string temporal = "tmp";
-        temporal += std::to_string(temporal_index++);
-        return temporal;
+    std::string GenerateTemporary() {
+        std::string temporary = "tmp";
+        temporary += std::to_string(temporary_index++);
+        return temporary;
     }
 
     std::string GetResult() {
@@ -87,7 +87,7 @@ private:
     }
 
     std::string shader_source;
-    u32 temporal_index = 1;
+    u32 temporary_index = 1;
 };
 
 /// Generates code to use for a swizzle operation.
@@ -426,9 +426,14 @@ private:
     std::string Visit(Node node) {
         if (const auto operation = std::get_if<OperationNode>(node)) {
             const auto operation_index = static_cast<std::size_t>(operation->GetCode());
+            if (operation_index >= operation_decompilers.size()) {
+                UNREACHABLE_MSG("Out of bounds operation: {}", operation_index);
+                return {};
+            }
             const auto decompiler = operation_decompilers[operation_index];
             if (decompiler == nullptr) {
-                UNREACHABLE_MSG("Operation decompiler {} not defined", operation_index);
+                UNREACHABLE_MSG("Undefined operation: {}", operation_index);
+                return {};
             }
             return (this->*decompiler)(*operation);
 
@@ -540,7 +545,7 @@ private:
 
             } else if (std::holds_alternative<OperationNode>(*offset)) {
                 // Indirect access
-                const std::string final_offset = code.GenerateTemporal();
+                const std::string final_offset = code.GenerateTemporary();
                 code.AddLine("uint " + final_offset + " = (ftou(" + Visit(offset) + ") / 4) & " +
                              std::to_string(MAX_CONSTBUFFER_ELEMENTS - 1) + ';');
                 return fmt::format("{}[{} / 4][{} % 4]", GetConstBuffer(cbuf->GetIndex()),
@@ -587,9 +592,9 @@ private:
         // There's a bug in NVidia's proprietary drivers that makes precise fail on fragment shaders
         const std::string precise = stage != ShaderStage::Fragment ? "precise " : "";
 
-        const std::string temporal = code.GenerateTemporal();
-        code.AddLine(precise + "float " + temporal + " = " + value + ';');
-        return temporal;
+        const std::string temporary = code.GenerateTemporary();
+        code.AddLine(precise + "float " + temporary + " = " + value + ';');
+        return temporary;
     }
 
     std::string VisitOperand(Operation operation, std::size_t operand_index) {
@@ -601,9 +606,9 @@ private:
             return Visit(operand);
         }
 
-        const std::string temporal = code.GenerateTemporal();
-        code.AddLine("float " + temporal + " = " + Visit(operand) + ';');
-        return temporal;
+        const std::string temporary = code.GenerateTemporary();
+        code.AddLine("float " + temporary + " = " + Visit(operand) + ';');
+        return temporary;
     }
 
     std::string VisitOperand(Operation operation, std::size_t operand_index, Type type) {
@@ -1196,11 +1201,12 @@ private:
         switch (meta->element) {
         case 0:
         case 1:
-            return "textureSize(" + sampler + ", " + lod + ')' + GetSwizzle(meta->element);
+            return "itof(int(textureSize(" + sampler + ", " + lod + ')' +
+                   GetSwizzle(meta->element) + "))";
         case 2:
             return "0";
         case 3:
-            return "textureQueryLevels(" + sampler + ')';
+            return "itof(textureQueryLevels(" + sampler + "))";
         }
         UNREACHABLE();
         return "0";

src/video_core/renderer_opengl/gl_shader_decompiler.h

@@ -5,7 +5,6 @@
 #pragma once
 
 #include <array>
-#include <set>
 #include <string>
 #include <utility>
 #include <vector>

src/video_core/renderer_opengl/gl_shader_disk_cache.cpp

@@ -4,13 +4,13 @@
 
 #include <cstring>
 #include <fmt/format.h>
-#include <lz4.h>
 
 #include "common/assert.h"
 #include "common/common_paths.h"
 #include "common/common_types.h"
 #include "common/file_util.h"
 #include "common/logging/log.h"
+#include "common/lz4_compression.h"
 #include "common/scm_rev.h"
 
 #include "core/core.h"
@@ -49,39 +49,6 @@ ShaderCacheVersionHash GetShaderCacheVersionHash() {
     return hash;
 }
 
-template <typename T>
-std::vector<u8> CompressData(const T* source, std::size_t source_size) {
-    if (source_size > LZ4_MAX_INPUT_SIZE) {
-        // Source size exceeds LZ4 maximum input size
-        return {};
-    }
-    const auto source_size_int = static_cast<int>(source_size);
-    const int max_compressed_size = LZ4_compressBound(source_size_int);
-    std::vector<u8> compressed(max_compressed_size);
-    const int compressed_size = LZ4_compress_default(reinterpret_cast<const char*>(source),
-                                                     reinterpret_cast<char*>(compressed.data()),
-                                                     source_size_int, max_compressed_size);
-    if (compressed_size <= 0) {
-        // Compression failed
-        return {};
-    }
-    compressed.resize(compressed_size);
-    return compressed;
-}
-
-std::vector<u8> DecompressData(const std::vector<u8>& compressed, std::size_t uncompressed_size) {
-    std::vector<u8> uncompressed(uncompressed_size);
-    const int size_check = LZ4_decompress_safe(reinterpret_cast<const char*>(compressed.data()),
-                                               reinterpret_cast<char*>(uncompressed.data()),
-                                               static_cast<int>(compressed.size()),
-                                               static_cast<int>(uncompressed.size()));
-    if (static_cast<int>(uncompressed_size) != size_check) {
-        // Decompression failed
-        return {};
-    }
-    return uncompressed;
-}
-
 } // namespace
 
 ShaderDiskCacheRaw::ShaderDiskCacheRaw(u64 unique_identifier, Maxwell::ShaderProgram program_type,
@@ -292,7 +259,7 @@ ShaderDiskCacheOpenGL::LoadPrecompiledFile(FileUtil::IOFile& file) {
                 return {};
             }
 
-            dump.binary = DecompressData(compressed_binary, binary_length);
+            dump.binary = Common::Compression::DecompressDataLZ4(compressed_binary, binary_length);
             if (dump.binary.empty()) {
                 return {};
             }
@@ -321,7 +288,7 @@ std::optional<ShaderDiskCacheDecompiled> ShaderDiskCacheOpenGL::LoadDecompiledEn
         return {};
     }
 
-    const std::vector<u8> code = DecompressData(compressed_code, code_size);
+    const std::vector<u8> code = Common::Compression::DecompressDataLZ4(compressed_code, code_size);
     if (code.empty()) {
         return {};
     }
@@ -507,7 +474,8 @@ void ShaderDiskCacheOpenGL::SaveDecompiled(u64 unique_identifier, const std::str
     if (!IsUsable())
         return;
 
-    const std::vector<u8> compressed_code{CompressData(code.data(), code.size())};
+    const std::vector<u8> compressed_code{Common::Compression::CompressDataLZ4HC(
+        reinterpret_cast<const u8*>(code.data()), code.size(), 9)};
     if (compressed_code.empty()) {
         LOG_ERROR(Render_OpenGL, "Failed to compress GLSL code - skipping shader {:016x}",
                   unique_identifier);
@@ -537,7 +505,9 @@ void ShaderDiskCacheOpenGL::SaveDump(const ShaderDiskCacheUsage& usage, GLuint p
     std::vector<u8> binary(binary_length);
     glGetProgramBinary(program, binary_length, nullptr, &binary_format, binary.data());
 
-    const std::vector<u8> compressed_binary = CompressData(binary.data(), binary.size());
+    const std::vector<u8> compressed_binary =
+        Common::Compression::CompressDataLZ4HC(binary.data(), binary.size(), 9);
+
     if (compressed_binary.empty()) {
         LOG_ERROR(Render_OpenGL, "Failed to compress binary program in shader={:016x}",
                   usage.unique_identifier);

src/video_core/renderer_opengl/gl_shader_gen.cpp

@@ -3,7 +3,6 @@
 // Refer to the license.txt file included.
 
 #include <fmt/format.h>
-#include "common/assert.h"
 #include "video_core/engines/maxwell_3d.h"
 #include "video_core/renderer_opengl/gl_shader_decompiler.h"
 #include "video_core/renderer_opengl/gl_shader_gen.h"

src/video_core/renderer_opengl/gl_shader_gen.h

@@ -4,12 +4,9 @@
 
 #pragma once
 
-#include <array>
-#include <string>
 #include <vector>
 
 #include "common/common_types.h"
-#include "video_core/engines/shader_bytecode.h"
 #include "video_core/renderer_opengl/gl_shader_decompiler.h"
 #include "video_core/shader/shader_ir.h"
 

src/video_core/renderer_opengl/gl_shader_manager.cpp

@@ -2,15 +2,15 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include "core/core.h"
 #include "video_core/renderer_opengl/gl_shader_manager.h"
 
 namespace OpenGL::GLShader {
 
-void MaxwellUniformData::SetFromRegs(const Maxwell3D::State::ShaderStageInfo& shader_stage) {
-    const auto& gpu = Core::System::GetInstance().GPU().Maxwell3D();
-    const auto& regs = gpu.regs;
-    const auto& state = gpu.state;
+using Tegra::Engines::Maxwell3D;
+
+void MaxwellUniformData::SetFromRegs(const Maxwell3D& maxwell, std::size_t shader_stage) {
+    const auto& regs = maxwell.regs;
+    const auto& state = maxwell.state;
 
     // TODO(bunnei): Support more than one viewport
     viewport_flip[0] = regs.viewport_transform[0].scale_x < 0.0 ? -1.0f : 1.0f;
@@ -18,7 +18,7 @@ void MaxwellUniformData::SetFromRegs(const Maxwell3D::State::ShaderStageInfo& sh
 
     u32 func = static_cast<u32>(regs.alpha_test_func);
     // Normalize the gl variants of opCompare to be the same as the normal variants
-    u32 op_gl_variant_base = static_cast<u32>(Tegra::Engines::Maxwell3D::Regs::ComparisonOp::Never);
+    const u32 op_gl_variant_base = static_cast<u32>(Maxwell3D::Regs::ComparisonOp::Never);
     if (func >= op_gl_variant_base) {
         func = func - op_gl_variant_base + 1U;
     }
@@ -31,8 +31,9 @@ void MaxwellUniformData::SetFromRegs(const Maxwell3D::State::ShaderStageInfo& sh
 
     // Assign in which stage the position has to be flipped
     // (the last stage before the fragment shader).
-    if (gpu.regs.shader_config[static_cast<u32>(Maxwell3D::Regs::ShaderProgram::Geometry)].enable) {
-        flip_stage = static_cast<u32>(Maxwell3D::Regs::ShaderProgram::Geometry);
+    constexpr u32 geometry_index = static_cast<u32>(Maxwell3D::Regs::ShaderProgram::Geometry);
+    if (maxwell.regs.shader_config[geometry_index].enable) {
+        flip_stage = geometry_index;
     } else {
         flip_stage = static_cast<u32>(Maxwell3D::Regs::ShaderProgram::VertexB);
     }

src/video_core/renderer_opengl/gl_shader_manager.h

@@ -12,14 +12,13 @@
 
 namespace OpenGL::GLShader {
 
-using Tegra::Engines::Maxwell3D;
-
 /// Uniform structure for the Uniform Buffer Object, all vectors must be 16-byte aligned
-// NOTE: Always keep a vec4 at the end. The GL spec is not clear whether the alignment at
-//       the end of a uniform block is included in UNIFORM_BLOCK_DATA_SIZE or not.
-//       Not following that rule will cause problems on some AMD drivers.
+/// @note Always keep a vec4 at the end. The GL spec is not clear whether the alignment at
+///       the end of a uniform block is included in UNIFORM_BLOCK_DATA_SIZE or not.
+///       Not following that rule will cause problems on some AMD drivers.
 struct MaxwellUniformData {
-    void SetFromRegs(const Maxwell3D::State::ShaderStageInfo& shader_stage);
+    void SetFromRegs(const Tegra::Engines::Maxwell3D& maxwell, std::size_t shader_stage);
+
     alignas(16) GLvec4 viewport_flip;
     struct alignas(16) {
         GLuint instance_id;

src/video_core/renderer_opengl/renderer_opengl.cpp

@@ -5,7 +5,6 @@
 #include <algorithm>
 #include <cstddef>
 #include <cstdlib>
-#include <cstring>
 #include <memory>
 #include <glad/glad.h>
 #include "common/assert.h"

src/video_core/renderer_vulkan/vk_buffer_cache.cpp

@@ -10,6 +10,7 @@
 #include "common/alignment.h"
 #include "common/assert.h"
 #include "core/memory.h"
+#include "video_core/memory_manager.h"
 #include "video_core/renderer_vulkan/declarations.h"
 #include "video_core/renderer_vulkan/vk_buffer_cache.h"
 #include "video_core/renderer_vulkan/vk_scheduler.h"

src/yuzu/debugger/graphics/graphics_surface.cpp

@@ -7,6 +7,7 @@
 #include <QDebug>
 #include <QFileDialog>
 #include <QLabel>
+#include <QMessageBox>
 #include <QMouseEvent>
 #include <QPushButton>
 #include <QScrollArea>
@@ -95,50 +96,91 @@ GraphicsSurfaceWidget::GraphicsSurfaceWidget(std::shared_ptr<Tegra::DebugContext
     surface_picker_y_control = new QSpinBox;
     surface_picker_y_control->setRange(0, max_dimension - 1);
 
-    surface_format_control = new QComboBox;
-
+    // clang-format off
     // Color formats sorted by Maxwell texture format index
-    surface_format_control->addItem(tr("None"));
-    surface_format_control->addItem(tr("Unknown"));
-    surface_format_control->addItem(tr("Unknown"));
-    surface_format_control->addItem(tr("Unknown"));
-    surface_format_control->addItem(tr("Unknown"));
-    surface_format_control->addItem(tr("Unknown"));
-    surface_format_control->addItem(tr("Unknown"));
-    surface_format_control->addItem(tr("Unknown"));
-    surface_format_control->addItem(tr("A8R8G8B8"));
-    surface_format_control->addItem(tr("Unknown"));
-    surface_format_control->addItem(tr("Unknown"));
-    surface_format_control->addItem(tr("Unknown"));
-    surface_format_control->addItem(tr("Unknown"));
-    surface_format_control->addItem(tr("Unknown"));
-    surface_format_control->addItem(tr("Unknown"));
-    surface_format_control->addItem(tr("Unknown"));
-    surface_format_control->addItem(tr("Unknown"));
-    surface_format_control->addItem(tr("Unknown"));
-    surface_format_control->addItem(tr("Unknown"));
-    surface_format_control->addItem(tr("Unknown"));
-    surface_format_control->addItem(tr("Unknown"));
-    surface_format_control->addItem(tr("Unknown"));
-    surface_format_control->addItem(tr("Unknown"));
-    surface_format_control->addItem(tr("Unknown"));
-    surface_format_control->addItem(tr("Unknown"));
-    surface_format_control->addItem(tr("Unknown"));
-    surface_format_control->addItem(tr("Unknown"));
-    surface_format_control->addItem(tr("Unknown"));
-    surface_format_control->addItem(tr("Unknown"));
-    surface_format_control->addItem(tr("Unknown"));
-    surface_format_control->addItem(tr("Unknown"));
-    surface_format_control->addItem(tr("Unknown"));
-    surface_format_control->addItem(tr("Unknown"));
-    surface_format_control->addItem(tr("Unknown"));
-    surface_format_control->addItem(tr("Unknown"));
-    surface_format_control->addItem(tr("Unknown"));
-    surface_format_control->addItem(tr("DXT1"));
-    surface_format_control->addItem(tr("DXT23"));
-    surface_format_control->addItem(tr("DXT45"));
-    surface_format_control->addItem(tr("DXN1"));
-    surface_format_control->addItem(tr("DXN2"));
+    const QStringList surface_formats{
+        tr("None"),
+        QStringLiteral("R32_G32_B32_A32"),
+        QStringLiteral("R32_G32_B32"),
+        QStringLiteral("R16_G16_B16_A16"),
+        QStringLiteral("R32_G32"),
+        QStringLiteral("R32_B24G8"),
+        QStringLiteral("ETC2_RGB"),
+        QStringLiteral("X8B8G8R8"),
+        QStringLiteral("A8R8G8B8"),
+        QStringLiteral("A2B10G10R10"),
+        QStringLiteral("ETC2_RGB_PTA"),
+        QStringLiteral("ETC2_RGBA"),
+        QStringLiteral("R16_G16"),
+        QStringLiteral("G8R24"),
+        QStringLiteral("G24R8"),
+        QStringLiteral("R32"),
+        QStringLiteral("BC6H_SF16"),
+        QStringLiteral("BC6H_UF16"),
+        QStringLiteral("A4B4G4R4"),
+        QStringLiteral("A5B5G5R1"),
+        QStringLiteral("A1B5G5R5"),
+        QStringLiteral("B5G6R5"),
+        QStringLiteral("B6G5R5"),
+        QStringLiteral("BC7U"),
+        QStringLiteral("G8R8"),
+        QStringLiteral("EAC"),
+        QStringLiteral("EACX2"),
+        QStringLiteral("R16"),
+        QStringLiteral("Y8_VIDEO"),
+        QStringLiteral("R8"),
+        QStringLiteral("G4R4"),
+        QStringLiteral("R1"),
+        QStringLiteral("E5B9G9R9_SHAREDEXP"),
+        QStringLiteral("BF10GF11RF11"),
+        QStringLiteral("G8B8G8R8"),
+        QStringLiteral("B8G8R8G8"),
+        QStringLiteral("DXT1"),
+        QStringLiteral("DXT23"),
+        QStringLiteral("DXT45"),
+        QStringLiteral("DXN1"),
+        QStringLiteral("DXN2"),
+        QStringLiteral("Z24S8"),
+        QStringLiteral("X8Z24"),
+        QStringLiteral("S8Z24"),
+        QStringLiteral("X4V4Z24__COV4R4V"),
+        QStringLiteral("X4V4Z24__COV8R8V"),
+        QStringLiteral("V8Z24__COV4R12V"),
+        QStringLiteral("ZF32"),
+        QStringLiteral("ZF32_X24S8"),
+        QStringLiteral("X8Z24_X20V4S8__COV4R4V"),
+        QStringLiteral("X8Z24_X20V4S8__COV8R8V"),
+        QStringLiteral("ZF32_X20V4X8__COV4R4V"),
+        QStringLiteral("ZF32_X20V4X8__COV8R8V"),
+        QStringLiteral("ZF32_X20V4S8__COV4R4V"),
+        QStringLiteral("ZF32_X20V4S8__COV8R8V"),
+        QStringLiteral("X8Z24_X16V8S8__COV4R12V"),
+        QStringLiteral("ZF32_X16V8X8__COV4R12V"),
+        QStringLiteral("ZF32_X16V8S8__COV4R12V"),
+        QStringLiteral("Z16"),
+        QStringLiteral("V8Z24__COV8R24V"),
+        QStringLiteral("X8Z24_X16V8S8__COV8R24V"),
+        QStringLiteral("ZF32_X16V8X8__COV8R24V"),
+        QStringLiteral("ZF32_X16V8S8__COV8R24V"),
+        QStringLiteral("ASTC_2D_4X4"),
+        QStringLiteral("ASTC_2D_5X5"),
+        QStringLiteral("ASTC_2D_6X6"),
+        QStringLiteral("ASTC_2D_8X8"),
+        QStringLiteral("ASTC_2D_10X10"),
+        QStringLiteral("ASTC_2D_12X12"),
+        QStringLiteral("ASTC_2D_5X4"),
+        QStringLiteral("ASTC_2D_6X5"),
+        QStringLiteral("ASTC_2D_8X6"),
+        QStringLiteral("ASTC_2D_10X8"),
+        QStringLiteral("ASTC_2D_12X10"),
+        QStringLiteral("ASTC_2D_8X5"),
+        QStringLiteral("ASTC_2D_10X5"),
+        QStringLiteral("ASTC_2D_10X6"),
+    };
+    // clang-format on
+
+    surface_format_control = new QComboBox;
+    surface_format_control->addItems(surface_formats);
 
     surface_info_label = new QLabel();
     surface_info_label->setWordWrap(true);
@@ -157,22 +199,20 @@ GraphicsSurfaceWidget::GraphicsSurfaceWidget(std::shared_ptr<Tegra::DebugContext
 
     // Connections
     connect(this, &GraphicsSurfaceWidget::Update, this, &GraphicsSurfaceWidget::OnUpdate);
-    connect(surface_source_list,
-            static_cast<void (QComboBox::*)(int)>(&QComboBox::currentIndexChanged), this,
+    connect(surface_source_list, qOverload<int>(&QComboBox::currentIndexChanged), this,
             &GraphicsSurfaceWidget::OnSurfaceSourceChanged);
     connect(surface_address_control, &CSpinBox::ValueChanged, this,
             &GraphicsSurfaceWidget::OnSurfaceAddressChanged);
-    connect(surface_width_control, static_cast<void (QSpinBox::*)(int)>(&QSpinBox::valueChanged),
-            this, &GraphicsSurfaceWidget::OnSurfaceWidthChanged);
-    connect(surface_height_control, static_cast<void (QSpinBox::*)(int)>(&QSpinBox::valueChanged),
-            this, &GraphicsSurfaceWidget::OnSurfaceHeightChanged);
-    connect(surface_format_control,
-            static_cast<void (QComboBox::*)(int)>(&QComboBox::currentIndexChanged), this,
+    connect(surface_width_control, qOverload<int>(&QSpinBox::valueChanged), this,
+            &GraphicsSurfaceWidget::OnSurfaceWidthChanged);
+    connect(surface_height_control, qOverload<int>(&QSpinBox::valueChanged), this,
+            &GraphicsSurfaceWidget::OnSurfaceHeightChanged);
+    connect(surface_format_control, qOverload<int>(&QComboBox::currentIndexChanged), this,
             &GraphicsSurfaceWidget::OnSurfaceFormatChanged);
-    connect(surface_picker_x_control, static_cast<void (QSpinBox::*)(int)>(&QSpinBox::valueChanged),
-            this, &GraphicsSurfaceWidget::OnSurfacePickerXChanged);
-    connect(surface_picker_y_control, static_cast<void (QSpinBox::*)(int)>(&QSpinBox::valueChanged),
-            this, &GraphicsSurfaceWidget::OnSurfacePickerYChanged);
+    connect(surface_picker_x_control, qOverload<int>(&QSpinBox::valueChanged), this,
+            &GraphicsSurfaceWidget::OnSurfacePickerXChanged);
+    connect(surface_picker_y_control, qOverload<int>(&QSpinBox::valueChanged), this,
+            &GraphicsSurfaceWidget::OnSurfacePickerYChanged);
     connect(save_surface, &QPushButton::clicked, this, &GraphicsSurfaceWidget::SaveSurface);
 
     auto main_widget = new QWidget;
@@ -420,40 +460,56 @@ void GraphicsSurfaceWidget::OnUpdate() {
 }
 
 void GraphicsSurfaceWidget::SaveSurface() {
-    QString png_filter = tr("Portable Network Graphic (*.png)");
-    QString bin_filter = tr("Binary data (*.bin)");
+    const QString png_filter = tr("Portable Network Graphic (*.png)");
+    const QString bin_filter = tr("Binary data (*.bin)");
 
-    QString selectedFilter;
-    QString filename = QFileDialog::getSaveFileName(
+    QString selected_filter;
+    const QString filename = QFileDialog::getSaveFileName(
         this, tr("Save Surface"),
-        QString("texture-0x%1.png").arg(QString::number(surface_address, 16)),
-        QString("%1;;%2").arg(png_filter, bin_filter), &selectedFilter);
+        QStringLiteral("texture-0x%1.png").arg(QString::number(surface_address, 16)),
+        QStringLiteral("%1;;%2").arg(png_filter, bin_filter), &selected_filter);
 
     if (filename.isEmpty()) {
         // If the user canceled the dialog, don't save anything.
         return;
     }
 
-    if (selectedFilter == png_filter) {
-        const QPixmap* pixmap = surface_picture_label->pixmap();
+    if (selected_filter == png_filter) {
+        const QPixmap* const pixmap = surface_picture_label->pixmap();
         ASSERT_MSG(pixmap != nullptr, "No pixmap set");
 
-        QFile file(filename);
-        file.open(QIODevice::WriteOnly);
-        if (pixmap)
-            pixmap->save(&file, "PNG");
-    } else if (selectedFilter == bin_filter) {
-        auto& gpu = Core::System::GetInstance().GPU();
-        std::optional<VAddr> address = gpu.MemoryManager().GpuToCpuAddress(surface_address);
+        QFile file{filename};
+        if (!file.open(QIODevice::WriteOnly)) {
+            QMessageBox::warning(this, tr("Error"), tr("Failed to open file '%1'").arg(filename));
+            return;
+        }
 
-        const u8* buffer = Memory::GetPointer(*address);
+        if (!pixmap->save(&file, "PNG")) {
+            QMessageBox::warning(this, tr("Error"),
+                                 tr("Failed to save surface data to file '%1'").arg(filename));
+        }
+    } else if (selected_filter == bin_filter) {
+        auto& gpu = Core::System::GetInstance().GPU();
+        const std::optional<VAddr> address = gpu.MemoryManager().GpuToCpuAddress(surface_address);
+
+        const u8* const buffer = Memory::GetPointer(*address);
         ASSERT_MSG(buffer != nullptr, "Memory not accessible");
 
-        QFile file(filename);
-        file.open(QIODevice::WriteOnly);
-        int size = surface_width * surface_height * Tegra::Texture::BytesPerPixel(surface_format);
-        QByteArray data(reinterpret_cast<const char*>(buffer), size);
-        file.write(data);
+        QFile file{filename};
+        if (!file.open(QIODevice::WriteOnly)) {
+            QMessageBox::warning(this, tr("Error"), tr("Failed to open file '%1'").arg(filename));
+            return;
+        }
+
+        const int size =
+            surface_width * surface_height * Tegra::Texture::BytesPerPixel(surface_format);
+        const QByteArray data(reinterpret_cast<const char*>(buffer), size);
+        if (file.write(data) != data.size()) {
+            QMessageBox::warning(
+                this, tr("Error"),
+                tr("Failed to completely write surface data to file. The saved data will "
+                   "likely be corrupt."));
+        }
     } else {
         UNREACHABLE_MSG("Unhandled filter selected");
     }

src/yuzu/debugger/profiler.cpp

@@ -7,6 +7,7 @@
 #include <QMouseEvent>
 #include <QPainter>
 #include <QString>
+#include <QTimer>
 #include "common/common_types.h"
 #include "common/microprofile.h"
 #include "yuzu/debugger/profiler.h"

src/yuzu/debugger/profiler.h

@@ -4,10 +4,11 @@
 
 #pragma once
 
-#include <QAbstractItemModel>
-#include <QDockWidget>
-#include <QTimer>
-#include "common/microprofile.h"
+#include <QWidget>
+
+class QAction;
+class QHideEvent;
+class QShowEvent;
 
 class MicroProfileDialog : public QWidget {
     Q_OBJECT

src/yuzu/game_list.cpp

@@ -329,6 +329,8 @@ void GameList::PopupContextMenu(const QPoint& menu_location) {
     QMenu context_menu;
     QAction* open_save_location = context_menu.addAction(tr("Open Save Data Location"));
     QAction* open_lfs_location = context_menu.addAction(tr("Open Mod Data Location"));
+    QAction* open_transferable_shader_cache =
+        context_menu.addAction(tr("Open Transferable Shader Cache"));
     context_menu.addSeparator();
     QAction* dump_romfs = context_menu.addAction(tr("Dump RomFS"));
     QAction* copy_tid = context_menu.addAction(tr("Copy Title ID to Clipboard"));
@@ -344,6 +346,8 @@ void GameList::PopupContextMenu(const QPoint& menu_location) {
             [&]() { emit OpenFolderRequested(program_id, GameListOpenTarget::SaveData); });
     connect(open_lfs_location, &QAction::triggered,
             [&]() { emit OpenFolderRequested(program_id, GameListOpenTarget::ModData); });
+    connect(open_transferable_shader_cache, &QAction::triggered,
+            [&]() { emit OpenTransferableShaderCacheRequested(program_id); });
     connect(dump_romfs, &QAction::triggered, [&]() { emit DumpRomFSRequested(program_id, path); });
     connect(copy_tid, &QAction::triggered, [&]() { emit CopyTIDRequested(program_id); });
     connect(navigate_to_gamedb_entry, &QAction::triggered,

src/yuzu/game_list.h

@@ -66,6 +66,7 @@ signals:
     void GameChosen(QString game_path);
     void ShouldCancelWorker();
     void OpenFolderRequested(u64 program_id, GameListOpenTarget target);
+    void OpenTransferableShaderCacheRequested(u64 program_id);
     void DumpRomFSRequested(u64 program_id, const std::string& game_path);
     void CopyTIDRequested(u64 program_id);
     void NavigateToGamedbEntryRequested(u64 program_id,

src/yuzu/main.cpp

@@ -37,14 +37,20 @@ static FileSys::VirtualFile VfsDirectoryCreateFileWrapper(const FileSys::Virtual
 #include <glad/glad.h>
 
 #define QT_NO_OPENGL
+#include <QClipboard>
+#include <QDesktopServices>
 #include <QDesktopWidget>
 #include <QDialogButtonBox>
 #include <QFile>
 #include <QFileDialog>
+#include <QInputDialog>
 #include <QMessageBox>
+#include <QProgressBar>
+#include <QProgressDialog>
+#include <QShortcut>
+#include <QStatusBar>
 #include <QtConcurrent/QtConcurrent>
-#include <QtGui>
-#include <QtWidgets>
+
 #include <fmt/format.h>
 #include "common/common_paths.h"
 #include "common/detached_tasks.h"
@@ -55,11 +61,9 @@ static FileSys::VirtualFile VfsDirectoryCreateFileWrapper(const FileSys::Virtual
 #include "common/microprofile.h"
 #include "common/scm_rev.h"
 #include "common/scope_exit.h"
-#include "common/string_util.h"
 #include "common/telemetry.h"
 #include "core/core.h"
 #include "core/crypto/key_manager.h"
-#include "core/file_sys/bis_factory.h"
 #include "core/file_sys/card_image.h"
 #include "core/file_sys/content_archive.h"
 #include "core/file_sys/control_metadata.h"
@@ -71,7 +75,6 @@ static FileSys::VirtualFile VfsDirectoryCreateFileWrapper(const FileSys::Virtual
 #include "core/frontend/applets/software_keyboard.h"
 #include "core/hle/kernel/process.h"
 #include "core/hle/service/filesystem/filesystem.h"
-#include "core/hle/service/filesystem/fsp_ldr.h"
 #include "core/hle/service/nfp/nfp.h"
 #include "core/hle/service/sm/sm.h"
 #include "core/loader/loader.h"
@@ -648,6 +651,8 @@ void GMainWindow::RestoreUIState() {
 void GMainWindow::ConnectWidgetEvents() {
     connect(game_list, &GameList::GameChosen, this, &GMainWindow::OnGameListLoadFile);
     connect(game_list, &GameList::OpenFolderRequested, this, &GMainWindow::OnGameListOpenFolder);
+    connect(game_list, &GameList::OpenTransferableShaderCacheRequested, this,
+            &GMainWindow::OnTransferableShaderCacheOpenFile);
     connect(game_list, &GameList::DumpRomFSRequested, this, &GMainWindow::OnGameListDumpRomFS);
     connect(game_list, &GameList::CopyTIDRequested, this, &GMainWindow::OnGameListCopyTID);
     connect(game_list, &GameList::NavigateToGamedbEntryRequested, this,
@@ -1082,6 +1087,39 @@ void GMainWindow::OnGameListOpenFolder(u64 program_id, GameListOpenTarget target
     QDesktopServices::openUrl(QUrl::fromLocalFile(qpath));
 }
 
+void GMainWindow::OnTransferableShaderCacheOpenFile(u64 program_id) {
+    ASSERT(program_id != 0);
+
+    const QString tranferable_shader_cache_folder_path =
+        QString::fromStdString(FileUtil::GetUserPath(FileUtil::UserPath::ShaderDir)) + "opengl" +
+        DIR_SEP + "transferable";
+
+    const QString transferable_shader_cache_file_path =
+        tranferable_shader_cache_folder_path + DIR_SEP +
+        QString::fromStdString(fmt::format("{:016X}.bin", program_id));
+
+    if (!QFile::exists(transferable_shader_cache_file_path)) {
+        QMessageBox::warning(this, tr("Error Opening Transferable Shader Cache"),
+                             tr("A shader cache for this title does not exist."));
+        return;
+    }
+
+    // Windows supports opening a folder with selecting a specified file in explorer. On every other
+    // OS we just open the transferable shader cache folder without preselecting the transferable
+    // shader cache file for the selected game.
+#if defined(Q_OS_WIN)
+    const QString explorer = QStringLiteral("explorer");
+    QStringList param;
+    if (!QFileInfo(transferable_shader_cache_file_path).isDir()) {
+        param << QStringLiteral("/select,");
+    }
+    param << QDir::toNativeSeparators(transferable_shader_cache_file_path);
+    QProcess::startDetached(explorer, param);
+#else
+    QDesktopServices::openUrl(QUrl::fromLocalFile(tranferable_shader_cache_folder_path));
+#endif
+}
+
 static std::size_t CalculateRomFSEntrySize(const FileSys::VirtualDir& dir, bool full) {
     std::size_t out = 0;
 

src/yuzu/main.h

@@ -176,6 +176,7 @@ private slots:
     /// Called whenever a user selects a game in the game list widget.
     void OnGameListLoadFile(QString game_path);
     void OnGameListOpenFolder(u64 program_id, GameListOpenTarget target);
+    void OnTransferableShaderCacheOpenFile(u64 program_id);
     void OnGameListDumpRomFS(u64 program_id, const std::string& game_path);
     void OnGameListCopyTID(u64 program_id);
     void OnGameListNavigateToGamedbEntry(u64 program_id,