diff --git a/src/citra_qt/debugger/callstack.cpp b/src/citra_qt/debugger/callstack.cpp
index 5e176be48..c1db93583 100644
--- a/src/citra_qt/debugger/callstack.cpp
+++ b/src/citra_qt/debugger/callstack.cpp
@@ -25,7 +25,7 @@ CallstackWidget::CallstackWidget(QWidget* parent) : QDockWidget(parent) {
 
 void CallstackWidget::OnDebugModeEntered() {
     // Stack pointer
-    const u32 sp = Core::AppCore().GetReg(13);
+    const u32 sp = Core::CPU().GetReg(13);
 
     Clear();
 
diff --git a/src/citra_qt/debugger/disassembler.cpp b/src/citra_qt/debugger/disassembler.cpp
index 712e35f7f..e9c8ad858 100644
--- a/src/citra_qt/debugger/disassembler.cpp
+++ b/src/citra_qt/debugger/disassembler.cpp
@@ -185,13 +185,13 @@ DisassemblerWidget::DisassemblerWidget(QWidget* parent, EmuThread* emu_thread)
 }
 
 void DisassemblerWidget::Init() {
-    model->ParseFromAddress(Core::AppCore().GetPC());
+    model->ParseFromAddress(Core::CPU().GetPC());
 
     disasm_ui.treeView->resizeColumnToContents(0);
     disasm_ui.treeView->resizeColumnToContents(1);
     disasm_ui.treeView->resizeColumnToContents(2);
 
-    QModelIndex model_index = model->IndexFromAbsoluteAddress(Core::AppCore().GetPC());
+    QModelIndex model_index = model->IndexFromAbsoluteAddress(Core::CPU().GetPC());
     disasm_ui.treeView->scrollTo(model_index);
     disasm_ui.treeView->selectionModel()->setCurrentIndex(
         model_index, QItemSelectionModel::SelectCurrent | QItemSelectionModel::Rows);
@@ -215,7 +215,7 @@ void DisassemblerWidget::OnPause() {
 
     // TODO: By now, the CPU might not have actually stopped...
     if (Core::System::GetInstance().IsPoweredOn()) {
-        model->SetNextInstruction(Core::AppCore().GetPC());
+        model->SetNextInstruction(Core::CPU().GetPC());
     }
 }
 
@@ -224,7 +224,7 @@ void DisassemblerWidget::OnToggleStartStop() {
 }
 
 void DisassemblerWidget::OnDebugModeEntered() {
-    u32 next_instr = Core::AppCore().GetPC();
+    u32 next_instr = Core::CPU().GetPC();
 
     if (model->GetBreakPoints().IsAddressBreakPoint(next_instr))
         emu_thread->SetRunning(false);
diff --git a/src/citra_qt/debugger/registers.cpp b/src/citra_qt/debugger/registers.cpp
index d5b6542bd..b982bc58b 100644
--- a/src/citra_qt/debugger/registers.cpp
+++ b/src/citra_qt/debugger/registers.cpp
@@ -63,11 +63,11 @@ void RegistersWidget::OnDebugModeEntered() {
 
     for (int i = 0; i < core_registers->childCount(); ++i)
         core_registers->child(i)->setText(
-            1, QString("0x%1").arg(Core::AppCore().GetReg(i), 8, 16, QLatin1Char('0')));
+            1, QString("0x%1").arg(Core::CPU().GetReg(i), 8, 16, QLatin1Char('0')));
 
     for (int i = 0; i < vfp_registers->childCount(); ++i)
         vfp_registers->child(i)->setText(
-            1, QString("0x%1").arg(Core::AppCore().GetVFPReg(i), 8, 16, QLatin1Char('0')));
+            1, QString("0x%1").arg(Core::CPU().GetVFPReg(i), 8, 16, QLatin1Char('0')));
 
     UpdateCPSRValues();
     UpdateVFPSystemRegisterValues();
@@ -127,7 +127,7 @@ void RegistersWidget::CreateCPSRChildren() {
 }
 
 void RegistersWidget::UpdateCPSRValues() {
-    const u32 cpsr_val = Core::AppCore().GetCPSR();
+    const u32 cpsr_val = Core::CPU().GetCPSR();
 
     cpsr->setText(1, QString("0x%1").arg(cpsr_val, 8, 16, QLatin1Char('0')));
     cpsr->child(0)->setText(
@@ -191,10 +191,10 @@ void RegistersWidget::CreateVFPSystemRegisterChildren() {
 }
 
 void RegistersWidget::UpdateVFPSystemRegisterValues() {
-    const u32 fpscr_val = Core::AppCore().GetVFPSystemReg(VFP_FPSCR);
-    const u32 fpexc_val = Core::AppCore().GetVFPSystemReg(VFP_FPEXC);
-    const u32 fpinst_val = Core::AppCore().GetVFPSystemReg(VFP_FPINST);
-    const u32 fpinst2_val = Core::AppCore().GetVFPSystemReg(VFP_FPINST2);
+    const u32 fpscr_val = Core::CPU().GetVFPSystemReg(VFP_FPSCR);
+    const u32 fpexc_val = Core::CPU().GetVFPSystemReg(VFP_FPEXC);
+    const u32 fpinst_val = Core::CPU().GetVFPSystemReg(VFP_FPINST);
+    const u32 fpinst2_val = Core::CPU().GetVFPSystemReg(VFP_FPINST2);
 
     QTreeWidgetItem* const fpscr = vfp_system_registers->child(0);
     fpscr->setText(1, QString("0x%1").arg(fpscr_val, 8, 16, QLatin1Char('0')));
diff --git a/src/core/core.cpp b/src/core/core.cpp
index fabd3f42a..ee5237096 100644
--- a/src/core/core.cpp
+++ b/src/core/core.cpp
@@ -26,7 +26,7 @@ namespace Core {
 /*static*/ System System::s_instance;
 
 System::ResultStatus System::RunLoop(int tight_loop) {
-    if (!app_core) {
+    if (!cpu_core) {
         return ResultStatus::ErrorNotInitialized;
     }
 
@@ -53,7 +53,7 @@ System::ResultStatus System::RunLoop(int tight_loop) {
         CoreTiming::Advance();
         PrepareReschedule();
     } else {
-        app_core->Run(tight_loop);
+        cpu_core->Run(tight_loop);
     }
 
     HW::Update();
@@ -109,7 +109,7 @@ System::ResultStatus System::Load(EmuWindow* emu_window, const std::string& file
 }
 
 void System::PrepareReschedule() {
-    app_core->PrepareReschedule();
+    cpu_core->PrepareReschedule();
     reschedule_pending = true;
 }
 
@@ -123,16 +123,16 @@ void System::Reschedule() {
 }
 
 System::ResultStatus System::Init(EmuWindow* emu_window, u32 system_mode) {
-    if (app_core) {
-        app_core.reset();
+    if (cpu_core) {
+        cpu_core.reset();
     }
 
     Memory::Init();
 
     if (Settings::values.use_cpu_jit) {
-        app_core = std::make_unique<ARM_Dynarmic>(USER32MODE);
+        cpu_core = std::make_unique<ARM_Dynarmic>(USER32MODE);
     } else {
-        app_core = std::make_unique<ARM_DynCom>(USER32MODE);
+        cpu_core = std::make_unique<ARM_DynCom>(USER32MODE);
     }
 
     CoreTiming::Init();
diff --git a/src/core/core.h b/src/core/core.h
index 728c24c1c..b0f8df441 100644
--- a/src/core/core.h
+++ b/src/core/core.h
@@ -88,18 +88,18 @@ public:
      * @returns True if the emulated system is powered on, otherwise false.
      */
     bool IsPoweredOn() const {
-        return app_core != nullptr;
+        return cpu_core != nullptr;
     }
 
     /// Prepare the core emulation for a reschedule
     void PrepareReschedule();
 
     /**
-     * Gets a reference to the emulated AppCore CPU.
-     * @returns A reference to the emulated AppCore CPU.
+     * Gets a reference to the emulated CPU.
+     * @returns A reference to the emulated CPU.
      */
-    ARM_Interface& AppCore() {
-        return *app_core;
+    ARM_Interface& CPU() {
+        return *cpu_core;
     }
 
 private:
@@ -117,8 +117,8 @@ private:
     /// AppLoader used to load the current executing application
     std::unique_ptr<Loader::AppLoader> app_loader;
 
-    ///< ARM11 application core
-    std::unique_ptr<ARM_Interface> app_core;
+    ///< ARM11 CPU core
+    std::unique_ptr<ARM_Interface> cpu_core;
 
     /// When true, signals that a reschedule should happen
     bool reschedule_pending{};
@@ -126,8 +126,8 @@ private:
     static System s_instance;
 };
 
-static ARM_Interface& AppCore() {
-    return System::GetInstance().AppCore();
+static ARM_Interface& CPU() {
+    return System::GetInstance().CPU();
 }
 
 } // namespace Core
diff --git a/src/core/core_timing.cpp b/src/core/core_timing.cpp
index 9fe374795..a437d0823 100644
--- a/src/core/core_timing.cpp
+++ b/src/core/core_timing.cpp
@@ -146,7 +146,7 @@ void UnregisterAllEvents() {
 }
 
 void Init() {
-    Core::AppCore().down_count = INITIAL_SLICE_LENGTH;
+    Core::CPU().down_count = INITIAL_SLICE_LENGTH;
     g_slice_length = INITIAL_SLICE_LENGTH;
     global_timer = 0;
     idled_cycles = 0;
@@ -186,7 +186,7 @@ void Shutdown() {
 }
 
 u64 GetTicks() {
-    return (u64)global_timer + g_slice_length - Core::AppCore().down_count;
+    return (u64)global_timer + g_slice_length - Core::CPU().down_count;
 }
 
 u64 GetIdleTicks() {
@@ -460,18 +460,18 @@ void MoveEvents() {
 }
 
 void ForceCheck() {
-    s64 cycles_executed = g_slice_length - Core::AppCore().down_count;
+    s64 cycles_executed = g_slice_length - Core::CPU().down_count;
     global_timer += cycles_executed;
     // This will cause us to check for new events immediately.
-    Core::AppCore().down_count = 0;
+    Core::CPU().down_count = 0;
     // But let's not eat a bunch more time in Advance() because of this.
     g_slice_length = 0;
 }
 
 void Advance() {
-    s64 cycles_executed = g_slice_length - Core::AppCore().down_count;
+    s64 cycles_executed = g_slice_length - Core::CPU().down_count;
     global_timer += cycles_executed;
-    Core::AppCore().down_count = g_slice_length;
+    Core::CPU().down_count = g_slice_length;
 
     if (has_ts_events)
         MoveEvents();
@@ -480,7 +480,7 @@ void Advance() {
     if (!first) {
         if (g_slice_length < 10000) {
             g_slice_length += 10000;
-            Core::AppCore().down_count += g_slice_length;
+            Core::CPU().down_count += g_slice_length;
         }
     } else {
         // Note that events can eat cycles as well.
@@ -490,7 +490,7 @@ void Advance() {
 
         const int diff = target - g_slice_length;
         g_slice_length += diff;
-        Core::AppCore().down_count += diff;
+        Core::CPU().down_count += diff;
     }
     if (advance_callback)
         advance_callback(static_cast<int>(cycles_executed));
@@ -506,12 +506,12 @@ void LogPendingEvents() {
 }
 
 void Idle(int max_idle) {
-    s64 cycles_down = Core::AppCore().down_count;
+    s64 cycles_down = Core::CPU().down_count;
     if (max_idle != 0 && cycles_down > max_idle)
         cycles_down = max_idle;
 
     if (first && cycles_down > 0) {
-        s64 cycles_executed = g_slice_length - Core::AppCore().down_count;
+        s64 cycles_executed = g_slice_length - Core::CPU().down_count;
         s64 cycles_next_event = first->time - global_timer;
 
         if (cycles_next_event < cycles_executed + cycles_down) {
@@ -526,9 +526,9 @@ void Idle(int max_idle) {
               cycles_down / (float)(g_clock_rate_arm11 * 0.001f));
 
     idled_cycles += cycles_down;
-    Core::AppCore().down_count -= cycles_down;
-    if (Core::AppCore().down_count == 0)
-        Core::AppCore().down_count = -1;
+    Core::CPU().down_count -= cycles_down;
+    if (Core::CPU().down_count == 0)
+        Core::CPU().down_count = -1;
 }
 
 std::string GetScheduledEventsSummary() {
diff --git a/src/core/gdbstub/gdbstub.cpp b/src/core/gdbstub/gdbstub.cpp
index c75d5fc5e..d88e25073 100644
--- a/src/core/gdbstub/gdbstub.cpp
+++ b/src/core/gdbstub/gdbstub.cpp
@@ -450,9 +450,9 @@ static void SendSignal(u32 signal) {
 
     latest_signal = signal;
 
-    std::string buffer = Common::StringFromFormat("T%02x%02x:%08x;%02x:%08x;", latest_signal, 15,
-                                                  htonl(Core::AppCore().GetPC()), 13,
-                                                  htonl(Core::AppCore().GetReg(13)));
+    std::string buffer =
+        Common::StringFromFormat("T%02x%02x:%08x;%02x:%08x;", latest_signal, 15,
+                                 htonl(Core::CPU().GetPC()), 13, htonl(Core::CPU().GetReg(13)));
     LOG_DEBUG(Debug_GDBStub, "Response: %s", buffer.c_str());
     SendReply(buffer.c_str());
 }
@@ -539,15 +539,15 @@ static void ReadRegister() {
     }
 
     if (id <= R15_REGISTER) {
-        IntToGdbHex(reply, Core::AppCore().GetReg(id));
+        IntToGdbHex(reply, Core::CPU().GetReg(id));
     } else if (id == CPSR_REGISTER) {
-        IntToGdbHex(reply, Core::AppCore().GetCPSR());
+        IntToGdbHex(reply, Core::CPU().GetCPSR());
     } else if (id > CPSR_REGISTER && id < FPSCR_REGISTER) {
-        IntToGdbHex(reply, Core::AppCore().GetVFPReg(
+        IntToGdbHex(reply, Core::CPU().GetVFPReg(
                                id - CPSR_REGISTER -
                                1)); // VFP registers should start at 26, so one after CSPR_REGISTER
     } else if (id == FPSCR_REGISTER) {
-        IntToGdbHex(reply, Core::AppCore().GetVFPSystemReg(VFP_FPSCR)); // Get FPSCR
+        IntToGdbHex(reply, Core::CPU().GetVFPSystemReg(VFP_FPSCR)); // Get FPSCR
         IntToGdbHex(reply + 8, 0);
     } else {
         return SendReply("E01");
@@ -564,22 +564,22 @@ static void ReadRegisters() {
     u8* bufptr = buffer;
 
     for (int reg = 0; reg <= R15_REGISTER; reg++) {
-        IntToGdbHex(bufptr + reg * CHAR_BIT, Core::AppCore().GetReg(reg));
+        IntToGdbHex(bufptr + reg * CHAR_BIT, Core::CPU().GetReg(reg));
     }
 
     bufptr += (16 * CHAR_BIT);
 
-    IntToGdbHex(bufptr, Core::AppCore().GetCPSR());
+    IntToGdbHex(bufptr, Core::CPU().GetCPSR());
 
     bufptr += CHAR_BIT;
 
     for (int reg = 0; reg <= 31; reg++) {
-        IntToGdbHex(bufptr + reg * CHAR_BIT, Core::AppCore().GetVFPReg(reg));
+        IntToGdbHex(bufptr + reg * CHAR_BIT, Core::CPU().GetVFPReg(reg));
     }
 
     bufptr += (32 * CHAR_BIT);
 
-    IntToGdbHex(bufptr, Core::AppCore().GetVFPSystemReg(VFP_FPSCR));
+    IntToGdbHex(bufptr, Core::CPU().GetVFPSystemReg(VFP_FPSCR));
 
     SendReply(reinterpret_cast<char*>(buffer));
 }
@@ -596,13 +596,13 @@ static void WriteRegister() {
     }
 
     if (id <= R15_REGISTER) {
-        Core::AppCore().SetReg(id, GdbHexToInt(buffer_ptr));
+        Core::CPU().SetReg(id, GdbHexToInt(buffer_ptr));
     } else if (id == CPSR_REGISTER) {
-        Core::AppCore().SetCPSR(GdbHexToInt(buffer_ptr));
+        Core::CPU().SetCPSR(GdbHexToInt(buffer_ptr));
     } else if (id > CPSR_REGISTER && id < FPSCR_REGISTER) {
-        Core::AppCore().SetVFPReg(id - CPSR_REGISTER - 1, GdbHexToInt(buffer_ptr));
+        Core::CPU().SetVFPReg(id - CPSR_REGISTER - 1, GdbHexToInt(buffer_ptr));
     } else if (id == FPSCR_REGISTER) {
-        Core::AppCore().SetVFPSystemReg(VFP_FPSCR, GdbHexToInt(buffer_ptr));
+        Core::CPU().SetVFPSystemReg(VFP_FPSCR, GdbHexToInt(buffer_ptr));
     } else {
         return SendReply("E01");
     }
@@ -619,20 +619,19 @@ static void WriteRegisters() {
 
     for (int i = 0, reg = 0; reg <= FPSCR_REGISTER; i++, reg++) {
         if (reg <= R15_REGISTER) {
-            Core::AppCore().SetReg(reg, GdbHexToInt(buffer_ptr + i * CHAR_BIT));
+            Core::CPU().SetReg(reg, GdbHexToInt(buffer_ptr + i * CHAR_BIT));
         } else if (reg == CPSR_REGISTER) {
-            Core::AppCore().SetCPSR(GdbHexToInt(buffer_ptr + i * CHAR_BIT));
+            Core::CPU().SetCPSR(GdbHexToInt(buffer_ptr + i * CHAR_BIT));
         } else if (reg == CPSR_REGISTER - 1) {
             // Dummy FPA register, ignore
         } else if (reg < CPSR_REGISTER) {
             // Dummy FPA registers, ignore
             i += 2;
         } else if (reg > CPSR_REGISTER && reg < FPSCR_REGISTER) {
-            Core::AppCore().SetVFPReg(reg - CPSR_REGISTER - 1,
-                                      GdbHexToInt(buffer_ptr + i * CHAR_BIT));
+            Core::CPU().SetVFPReg(reg - CPSR_REGISTER - 1, GdbHexToInt(buffer_ptr + i * CHAR_BIT));
             i++; // Skip padding
         } else if (reg == FPSCR_REGISTER) {
-            Core::AppCore().SetVFPSystemReg(VFP_FPSCR, GdbHexToInt(buffer_ptr + i * CHAR_BIT));
+            Core::CPU().SetVFPSystemReg(VFP_FPSCR, GdbHexToInt(buffer_ptr + i * CHAR_BIT));
         }
     }
 
diff --git a/src/core/hle/function_wrappers.h b/src/core/hle/function_wrappers.h
index cafc7fe62..7875971ce 100644
--- a/src/core/hle/function_wrappers.h
+++ b/src/core/hle/function_wrappers.h
@@ -14,7 +14,7 @@
 
 namespace HLE {
 
-#define PARAM(n) Core::AppCore().GetReg(n)
+#define PARAM(n) Core::CPU().GetReg(n)
 
 /// An invalid result code that is meant to be overwritten when a thread resumes from waiting
 static const ResultCode RESULT_INVALID(0xDEADC0DE);
@@ -24,7 +24,7 @@ static const ResultCode RESULT_INVALID(0xDEADC0DE);
  * @param res Result to return
  */
 static inline void FuncReturn(u32 res) {
-    Core::AppCore().SetReg(0, res);
+    Core::CPU().SetReg(0, res);
 }
 
 /**
@@ -33,8 +33,8 @@ static inline void FuncReturn(u32 res) {
  * @todo Verify that this function is correct
  */
 static inline void FuncReturn64(u64 res) {
-    Core::AppCore().SetReg(0, (u32)(res & 0xFFFFFFFF));
-    Core::AppCore().SetReg(1, (u32)((res >> 32) & 0xFFFFFFFF));
+    Core::CPU().SetReg(0, (u32)(res & 0xFFFFFFFF));
+    Core::CPU().SetReg(1, (u32)((res >> 32) & 0xFFFFFFFF));
 }
 
 ////////////////////////////////////////////////////////////////////////////////////////////////////
@@ -49,7 +49,7 @@ template <ResultCode func(u32*, u32, u32, u32, u32, u32)>
 void Wrap() {
     u32 param_1 = 0;
     u32 retval = func(&param_1, PARAM(0), PARAM(1), PARAM(2), PARAM(3), PARAM(4)).raw;
-    Core::AppCore().SetReg(1, param_1);
+    Core::CPU().SetReg(1, param_1);
     FuncReturn(retval);
 }
 
@@ -57,7 +57,7 @@ template <ResultCode func(u32*, s32, u32, u32, u32, s32)>
 void Wrap() {
     u32 param_1 = 0;
     u32 retval = func(&param_1, PARAM(0), PARAM(1), PARAM(2), PARAM(3), PARAM(4)).raw;
-    Core::AppCore().SetReg(1, param_1);
+    Core::CPU().SetReg(1, param_1);
     FuncReturn(retval);
 }
 
@@ -69,7 +69,7 @@ void Wrap() {
                      .raw;
 
     if (retval != RESULT_INVALID.raw) {
-        Core::AppCore().SetReg(1, (u32)param_1);
+        Core::CPU().SetReg(1, (u32)param_1);
         FuncReturn(retval);
     }
 }
@@ -84,7 +84,7 @@ template <ResultCode func(u32*)>
 void Wrap() {
     u32 param_1 = 0;
     u32 retval = func(&param_1).raw;
-    Core::AppCore().SetReg(1, param_1);
+    Core::CPU().SetReg(1, param_1);
     FuncReturn(retval);
 }
 
@@ -102,11 +102,11 @@ void Wrap() {
     MemoryInfo memory_info = {};
     PageInfo page_info = {};
     u32 retval = func(&memory_info, &page_info, PARAM(2)).raw;
-    Core::AppCore().SetReg(1, memory_info.base_address);
-    Core::AppCore().SetReg(2, memory_info.size);
-    Core::AppCore().SetReg(3, memory_info.permission);
-    Core::AppCore().SetReg(4, memory_info.state);
-    Core::AppCore().SetReg(5, page_info.flags);
+    Core::CPU().SetReg(1, memory_info.base_address);
+    Core::CPU().SetReg(2, memory_info.size);
+    Core::CPU().SetReg(3, memory_info.permission);
+    Core::CPU().SetReg(4, memory_info.state);
+    Core::CPU().SetReg(5, page_info.flags);
     FuncReturn(retval);
 }
 
@@ -115,11 +115,11 @@ void Wrap() {
     MemoryInfo memory_info = {};
     PageInfo page_info = {};
     u32 retval = func(&memory_info, &page_info, PARAM(2), PARAM(3)).raw;
-    Core::AppCore().SetReg(1, memory_info.base_address);
-    Core::AppCore().SetReg(2, memory_info.size);
-    Core::AppCore().SetReg(3, memory_info.permission);
-    Core::AppCore().SetReg(4, memory_info.state);
-    Core::AppCore().SetReg(5, page_info.flags);
+    Core::CPU().SetReg(1, memory_info.base_address);
+    Core::CPU().SetReg(2, memory_info.size);
+    Core::CPU().SetReg(3, memory_info.permission);
+    Core::CPU().SetReg(4, memory_info.state);
+    Core::CPU().SetReg(5, page_info.flags);
     FuncReturn(retval);
 }
 
@@ -127,7 +127,7 @@ template <ResultCode func(s32*, u32)>
 void Wrap() {
     s32 param_1 = 0;
     u32 retval = func(&param_1, PARAM(1)).raw;
-    Core::AppCore().SetReg(1, param_1);
+    Core::CPU().SetReg(1, param_1);
     FuncReturn(retval);
 }
 
@@ -140,7 +140,7 @@ template <ResultCode func(u32*, u32)>
 void Wrap() {
     u32 param_1 = 0;
     u32 retval = func(&param_1, PARAM(1)).raw;
-    Core::AppCore().SetReg(1, param_1);
+    Core::CPU().SetReg(1, param_1);
     FuncReturn(retval);
 }
 
@@ -160,7 +160,7 @@ template <ResultCode func(u32*, const char*)>
 void Wrap() {
     u32 param_1 = 0;
     u32 retval = func(&param_1, (char*)Memory::GetPointer(PARAM(1))).raw;
-    Core::AppCore().SetReg(1, param_1);
+    Core::CPU().SetReg(1, param_1);
     FuncReturn(retval);
 }
 
@@ -168,7 +168,7 @@ template <ResultCode func(u32*, s32, s32)>
 void Wrap() {
     u32 param_1 = 0;
     u32 retval = func(&param_1, PARAM(1), PARAM(2)).raw;
-    Core::AppCore().SetReg(1, param_1);
+    Core::CPU().SetReg(1, param_1);
     FuncReturn(retval);
 }
 
@@ -176,7 +176,7 @@ template <ResultCode func(s32*, u32, s32)>
 void Wrap() {
     s32 param_1 = 0;
     u32 retval = func(&param_1, PARAM(1), PARAM(2)).raw;
-    Core::AppCore().SetReg(1, param_1);
+    Core::CPU().SetReg(1, param_1);
     FuncReturn(retval);
 }
 
@@ -184,8 +184,8 @@ template <ResultCode func(s64*, u32, s32)>
 void Wrap() {
     s64 param_1 = 0;
     u32 retval = func(&param_1, PARAM(1), PARAM(2)).raw;
-    Core::AppCore().SetReg(1, (u32)param_1);
-    Core::AppCore().SetReg(2, (u32)(param_1 >> 32));
+    Core::CPU().SetReg(1, (u32)param_1);
+    Core::CPU().SetReg(2, (u32)(param_1 >> 32));
     FuncReturn(retval);
 }
 
@@ -194,7 +194,7 @@ void Wrap() {
     u32 param_1 = 0;
     // The last parameter is passed in R0 instead of R4
     u32 retval = func(&param_1, PARAM(1), PARAM(2), PARAM(3), PARAM(0)).raw;
-    Core::AppCore().SetReg(1, param_1);
+    Core::CPU().SetReg(1, param_1);
     FuncReturn(retval);
 }
 
@@ -209,8 +209,8 @@ template <ResultCode func(s64*, Kernel::Handle, u32)>
 void Wrap() {
     s64 param_1 = 0;
     u32 retval = func(&param_1, PARAM(1), PARAM(2)).raw;
-    Core::AppCore().SetReg(1, (u32)param_1);
-    Core::AppCore().SetReg(2, (u32)(param_1 >> 32));
+    Core::CPU().SetReg(1, (u32)param_1);
+    Core::CPU().SetReg(2, (u32)(param_1 >> 32));
     FuncReturn(retval);
 }
 
@@ -227,8 +227,8 @@ void Wrap() {
                       reinterpret_cast<const char*>(Memory::GetPointer(PARAM(2))), PARAM(3))
                      .raw;
     // The first out parameter is moved into R2 and the second is moved into R1.
-    Core::AppCore().SetReg(1, param_2);
-    Core::AppCore().SetReg(2, param_1);
+    Core::CPU().SetReg(1, param_2);
+    Core::CPU().SetReg(2, param_1);
     FuncReturn(retval);
 }
 
diff --git a/src/core/hle/kernel/thread.cpp b/src/core/hle/kernel/thread.cpp
index c964b35d4..60b7bea70 100644
--- a/src/core/hle/kernel/thread.cpp
+++ b/src/core/hle/kernel/thread.cpp
@@ -187,7 +187,7 @@ static void SwitchContext(Thread* new_thread) {
     // Save context for previous thread
     if (previous_thread) {
         previous_thread->last_running_ticks = CoreTiming::GetTicks();
-        Core::AppCore().SaveContext(previous_thread->context);
+        Core::CPU().SaveContext(previous_thread->context);
 
         if (previous_thread->status == THREADSTATUS_RUNNING) {
             // This is only the case when a reschedule is triggered without the current thread
@@ -213,8 +213,8 @@ static void SwitchContext(Thread* new_thread) {
         // Restores thread to its nominal priority if it has been temporarily changed
         new_thread->current_priority = new_thread->nominal_priority;
 
-        Core::AppCore().LoadContext(new_thread->context);
-        Core::AppCore().SetCP15Register(CP15_THREAD_URO, new_thread->GetTLSAddress());
+        Core::CPU().LoadContext(new_thread->context);
+        Core::CPU().SetCP15Register(CP15_THREAD_URO, new_thread->GetTLSAddress());
     } else {
         current_thread = nullptr;
     }
diff --git a/src/core/hle/service/ldr_ro/ldr_ro.cpp b/src/core/hle/service/ldr_ro/ldr_ro.cpp
index 614f16d44..8d00a7577 100644
--- a/src/core/hle/service/ldr_ro/ldr_ro.cpp
+++ b/src/core/hle/service/ldr_ro/ldr_ro.cpp
@@ -457,7 +457,7 @@ static void LoadCRO(Interface* self, bool link_on_load_bug_fix) {
         }
     }
 
-    Core::AppCore().ClearInstructionCache();
+    Core::CPU().ClearInstructionCache();
 
     LOG_INFO(Service_LDR, "CRO \"%s\" loaded at 0x%08X, fixed_end=0x%08X", cro.ModuleName().data(),
              cro_address, cro_address + fix_size);
@@ -562,7 +562,7 @@ static void UnloadCRO(Interface* self) {
         memory_synchronizer.RemoveMemoryBlock(cro_address, cro_buffer_ptr);
     }
 
-    Core::AppCore().ClearInstructionCache();
+    Core::CPU().ClearInstructionCache();
 
     cmd_buff[1] = result.raw;
 }
@@ -624,7 +624,7 @@ static void LinkCRO(Interface* self) {
     }
 
     memory_synchronizer.SynchronizeOriginalMemory();
-    Core::AppCore().ClearInstructionCache();
+    Core::CPU().ClearInstructionCache();
 
     cmd_buff[1] = result.raw;
 }
@@ -686,7 +686,7 @@ static void UnlinkCRO(Interface* self) {
     }
 
     memory_synchronizer.SynchronizeOriginalMemory();
-    Core::AppCore().ClearInstructionCache();
+    Core::CPU().ClearInstructionCache();
 
     cmd_buff[1] = result.raw;
 }
diff --git a/src/core/hle/svc.cpp b/src/core/hle/svc.cpp
index 1f89ccfd5..2ca270de3 100644
--- a/src/core/hle/svc.cpp
+++ b/src/core/hle/svc.cpp
@@ -583,7 +583,7 @@ static ResultCode CreateThread(Kernel::Handle* out_handle, s32 priority, u32 ent
 
 /// Called when a thread exits
 static void ExitThread() {
-    LOG_TRACE(Kernel_SVC, "called, pc=0x%08X", Core::AppCore().GetPC());
+    LOG_TRACE(Kernel_SVC, "called, pc=0x%08X", Core::CPU().GetPC());
 
     Kernel::ExitCurrentThread();
 }
@@ -613,7 +613,7 @@ static ResultCode CreateMutex(Kernel::Handle* out_handle, u32 initial_locked) {
     using Kernel::Mutex;
 
     SharedPtr<Mutex> mutex = Mutex::Create(initial_locked != 0);
-    mutex->name = Common::StringFromFormat("mutex-%08x", Core::AppCore().GetReg(14));
+    mutex->name = Common::StringFromFormat("mutex-%08x", Core::CPU().GetReg(14));
     CASCADE_RESULT(*out_handle, Kernel::g_handle_table.Create(std::move(mutex)));
 
     LOG_TRACE(Kernel_SVC, "called initial_locked=%s : created handle=0x%08X",
@@ -684,7 +684,7 @@ static ResultCode CreateSemaphore(Kernel::Handle* out_handle, s32 initial_count,
     using Kernel::Semaphore;
 
     CASCADE_RESULT(SharedPtr<Semaphore> semaphore, Semaphore::Create(initial_count, max_count));
-    semaphore->name = Common::StringFromFormat("semaphore-%08x", Core::AppCore().GetReg(14));
+    semaphore->name = Common::StringFromFormat("semaphore-%08x", Core::CPU().GetReg(14));
     CASCADE_RESULT(*out_handle, Kernel::g_handle_table.Create(std::move(semaphore)));
 
     LOG_TRACE(Kernel_SVC, "called initial_count=%d, max_count=%d, created handle=0x%08X",
@@ -741,7 +741,7 @@ static ResultCode CreateEvent(Kernel::Handle* out_handle, u32 reset_type) {
     using Kernel::Event;
 
     SharedPtr<Event> evt = Event::Create(static_cast<Kernel::ResetType>(reset_type));
-    evt->name = Common::StringFromFormat("event-%08x", Core::AppCore().GetReg(14));
+    evt->name = Common::StringFromFormat("event-%08x", Core::CPU().GetReg(14));
     CASCADE_RESULT(*out_handle, Kernel::g_handle_table.Create(std::move(evt)));
 
     LOG_TRACE(Kernel_SVC, "called reset_type=0x%08X : created handle=0x%08X", reset_type,
@@ -788,7 +788,7 @@ static ResultCode CreateTimer(Kernel::Handle* out_handle, u32 reset_type) {
     using Kernel::Timer;
 
     SharedPtr<Timer> timer = Timer::Create(static_cast<Kernel::ResetType>(reset_type));
-    timer->name = Common::StringFromFormat("timer-%08x", Core::AppCore().GetReg(14));
+    timer->name = Common::StringFromFormat("timer-%08x", Core::CPU().GetReg(14));
     CASCADE_RESULT(*out_handle, Kernel::g_handle_table.Create(std::move(timer)));
 
     LOG_TRACE(Kernel_SVC, "called reset_type=0x%08X : created handle=0x%08X", reset_type,
@@ -855,8 +855,7 @@ static void SleepThread(s64 nanoseconds) {
 static s64 GetSystemTick() {
     s64 result = CoreTiming::GetTicks();
     // Advance time to defeat dumb games (like Cubic Ninja) that busy-wait for the frame to end.
-    Core::AppCore().AddTicks(
-        150); // Measured time between two calls on a 9.2 o3DS with Ninjhax 1.1b
+    Core::CPU().AddTicks(150); // Measured time between two calls on a 9.2 o3DS with Ninjhax 1.1b
     return result;
 }