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early-access version 3670

This commit is contained in:
pineappleEA 2023-06-13 20:28:57 +02:00
parent fbb35fcc7e
commit 27314341d7
17 changed files with 510 additions and 172 deletions
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2
README.md
View File

@ -1,7 +1,7 @@
yuzu emulator early access
=============
This is the source code for early-access 3669.
This is the source code for early-access 3670.
## Legal Notice

3
externals/CMakeLists.txt vendored
View File

@ -63,8 +63,9 @@ if (YUZU_USE_EXTERNAL_SDL2)
# Yuzu itself needs: Atomic Audio Events Joystick Haptic Sensor Threads Timers
# Since 2.0.18 Atomic+Threads required for HIDAPI/libusb (see https://github.com/libsdl-org/SDL/issues/5095)
# Yuzu-cmd also needs: Video (depends on Loadso/Dlopen)
# CPUinfo also required for SDL Audio, at least until 2.28.0 (see https://github.com/libsdl-org/SDL/issues/7809)
set(SDL_UNUSED_SUBSYSTEMS
CPUinfo File Filesystem
File Filesystem
Locale Power Render)
foreach(_SUB ${SDL_UNUSED_SUBSYSTEMS})
string(TOUPPER ${_SUB} _OPT)

9
src/core/CMakeLists.txt
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@ -4,8 +4,6 @@
add_library(core STATIC
arm/arm_interface.h
arm/arm_interface.cpp
arm/dynarmic/arm_exclusive_monitor.cpp
arm/dynarmic/arm_exclusive_monitor.h
arm/exclusive_monitor.cpp
arm/exclusive_monitor.h
arm/symbols.cpp
@ -848,12 +846,15 @@ endif()
if (ARCHITECTURE_x86_64 OR ARCHITECTURE_arm64)
target_sources(core PRIVATE
arm/dynarmic/arm_dynarmic.h
arm/dynarmic/arm_dynarmic_64.cpp
arm/dynarmic/arm_dynarmic_64.h
arm/dynarmic/arm_dynarmic_32.cpp
arm/dynarmic/arm_dynarmic_32.h
arm/dynarmic/arm_dynarmic_cp15.cpp
arm/dynarmic/arm_dynarmic_cp15.h
arm/dynarmic/dynarmic_cp15.cpp
arm/dynarmic/dynarmic_cp15.h
arm/dynarmic/dynarmic_exclusive_monitor.cpp
arm/dynarmic/dynarmic_exclusive_monitor.h
hle/service/jit/jit_context.cpp
hle/service/jit/jit_context.h
hle/service/jit/jit.cpp

84
src/core/arm/arm_interface.cpp
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@ -13,25 +13,68 @@
#include "core/core.h"
#include "core/debugger/debugger.h"
#include "core/hle/kernel/k_process.h"
#include "core/hle/kernel/k_thread.h"
#include "core/hle/kernel/svc.h"
#include "core/loader/loader.h"
#include "core/memory.h"
#include "core/arm/dynarmic/arm_dynarmic_32.h"
#include "core/arm/dynarmic/arm_dynarmic_64.h"
namespace Core {
constexpr u64 SEGMENT_BASE = 0x7100000000ull;
std::vector<ARM_Interface::BacktraceEntry> ARM_Interface::GetBacktraceFromContext(
Core::System& system, const ARM_Interface::ThreadContext32& ctx) {
return ARM_Dynarmic_32::GetBacktraceFromContext(system, ctx);
std::vector<BacktraceEntry> out;
auto& memory = system.ApplicationMemory();
const auto& reg = ctx.cpu_registers;
u32 pc = reg[15], lr = reg[14], fp = reg[11];
out.push_back({"", 0, pc, 0, ""});
// fp (= r11) points to the last frame record.
// Frame records are two words long:
// fp+0 : pointer to previous frame record
// fp+4 : value of lr for frame
for (size_t i = 0; i < 256; i++) {
out.push_back({"", 0, lr, 0, ""});
if (!fp || (fp % 4 != 0) || !memory.IsValidVirtualAddressRange(fp, 8)) {
break;
}
lr = memory.Read32(fp + 4);
fp = memory.Read32(fp);
}
SymbolicateBacktrace(system, out);
return out;
}
std::vector<ARM_Interface::BacktraceEntry> ARM_Interface::GetBacktraceFromContext(
Core::System& system, const ARM_Interface::ThreadContext64& ctx) {
return ARM_Dynarmic_64::GetBacktraceFromContext(system, ctx);
std::vector<BacktraceEntry> out;
auto& memory = system.ApplicationMemory();
const auto& reg = ctx.cpu_registers;
u64 pc = ctx.pc, lr = reg[30], fp = reg[29];
out.push_back({"", 0, pc, 0, ""});
// fp (= x29) points to the previous frame record.
// Frame records are two words long:
// fp+0 : pointer to previous frame record
// fp+8 : value of lr for frame
for (size_t i = 0; i < 256; i++) {
out.push_back({"", 0, lr, 0, ""});
if (!fp || (fp % 4 != 0) || !memory.IsValidVirtualAddressRange(fp, 16)) {
break;
}
lr = memory.Read64(fp + 8);
fp = memory.Read64(fp);
}
SymbolicateBacktrace(system, out);
return out;
}
void ARM_Interface::SymbolicateBacktrace(Core::System& system, std::vector<BacktraceEntry>& out) {
@ -76,6 +119,18 @@ void ARM_Interface::SymbolicateBacktrace(Core::System& system, std::vector<Backt
}
}
std::vector<ARM_Interface::BacktraceEntry> ARM_Interface::GetBacktrace() const {
if (GetArchitecture() == Architecture::Aarch64) {
ThreadContext64 ctx;
SaveContext(ctx);
return GetBacktraceFromContext(system, ctx);
} else {
ThreadContext32 ctx;
SaveContext(ctx);
return GetBacktraceFromContext(system, ctx);
}
}
void ARM_Interface::LogBacktrace() const {
const VAddr sp = GetSP();
const VAddr pc = GetPC();
@ -83,7 +138,6 @@ void ARM_Interface::LogBacktrace() const {
LOG_ERROR(Core_ARM, "{:20}{:20}{:20}{:20}{}", "Module Name", "Address", "Original Address",
"Offset", "Symbol");
LOG_ERROR(Core_ARM, "");
const auto backtrace = GetBacktrace();
for (const auto& entry : backtrace) {
LOG_ERROR(Core_ARM, "{:20}{:016X} {:016X} {:016X} {}", entry.module, entry.address,
@ -97,7 +151,7 @@ void ARM_Interface::Run() {
while (true) {
Kernel::KThread* current_thread{Kernel::GetCurrentThreadPointer(system.Kernel())};
Dynarmic::HaltReason hr{};
HaltReason hr{};
// Notify the debugger and go to sleep if a step was performed
// and this thread has been scheduled again.
@ -108,17 +162,17 @@ void ARM_Interface::Run() {
}
// Otherwise, run the thread.
system.EnterDynarmicProfile();
system.EnterCPUProfile();
if (current_thread->GetStepState() == StepState::StepPending) {
hr = StepJit();
if (Has(hr, step_thread)) {
if (True(hr & HaltReason::StepThread)) {
current_thread->SetStepState(StepState::StepPerformed);
}
} else {
hr = RunJit();
}
system.ExitDynarmicProfile();
system.ExitCPUProfile();
// If the thread is scheduled for termination, exit the thread.
if (current_thread->HasDpc()) {
@ -130,8 +184,8 @@ void ARM_Interface::Run() {
// Notify the debugger and go to sleep if a breakpoint was hit,
// or if the thread is unable to continue for any reason.
if (Has(hr, breakpoint) || Has(hr, no_execute)) {
if (!Has(hr, no_execute)) {
if (True(hr & HaltReason::InstructionBreakpoint) || True(hr & HaltReason::PrefetchAbort)) {
if (!True(hr & HaltReason::InstructionBreakpoint)) {
RewindBreakpointInstruction();
}
if (system.DebuggerEnabled()) {
@ -144,7 +198,7 @@ void ARM_Interface::Run() {
}
// Notify the debugger and go to sleep if a watchpoint was hit.
if (Has(hr, watchpoint)) {
if (True(hr & HaltReason::DataAbort)) {
if (system.DebuggerEnabled()) {
system.GetDebugger().NotifyThreadWatchpoint(current_thread, *HaltedWatchpoint());
}
@ -153,11 +207,11 @@ void ARM_Interface::Run() {
}
// Handle syscalls and scheduling (this may change the current thread/core)
if (Has(hr, svc_call)) {
if (True(hr & HaltReason::SupervisorCall)) {
Kernel::Svc::Call(system, GetSvcNumber());
break;
}
if (Has(hr, break_loop) || !uses_wall_clock) {
if (True(hr & HaltReason::BreakLoop) || !uses_wall_clock) {
break;
}
}

37
src/core/arm/arm_interface.h
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@ -8,8 +8,6 @@
#include <string>
#include <vector>
#include <dynarmic/interface/halt_reason.h>
#include "common/common_funcs.h"
#include "common/common_types.h"
#include "core/hardware_properties.h"
@ -30,6 +28,22 @@ class CPUInterruptHandler;
using WatchpointArray = std::array<Kernel::DebugWatchpoint, Core::Hardware::NUM_WATCHPOINTS>;
// NOTE: these values match the HaltReason enum in Dynarmic
enum class HaltReason : u64 {
StepThread = 0x00000001,
DataAbort = 0x00000004,
BreakLoop = 0x02000000,
SupervisorCall = 0x04000000,
InstructionBreakpoint = 0x08000000,
PrefetchAbort = 0x20000000,
};
DECLARE_ENUM_FLAG_OPERATORS(HaltReason);
enum class Architecture {
Aarch32,
Aarch64,
};
/// Generic ARMv8 CPU interface
class ARM_Interface {
public:
@ -167,8 +181,9 @@ public:
*/
virtual void SetTPIDR_EL0(u64 value) = 0;
virtual void SaveContext(ThreadContext32& ctx) = 0;
virtual void SaveContext(ThreadContext64& ctx) = 0;
virtual Architecture GetArchitecture() const = 0;
virtual void SaveContext(ThreadContext32& ctx) const = 0;
virtual void SaveContext(ThreadContext64& ctx) const = 0;
virtual void LoadContext(const ThreadContext32& ctx) = 0;
virtual void LoadContext(const ThreadContext64& ctx) = 0;
void LoadWatchpointArray(const WatchpointArray& wp);
@ -195,17 +210,9 @@ public:
static std::vector<BacktraceEntry> GetBacktraceFromContext(System& system,
const ThreadContext64& ctx);
virtual std::vector<BacktraceEntry> GetBacktrace() const = 0;
std::vector<BacktraceEntry> GetBacktrace() const;
void LogBacktrace() const;
static constexpr Dynarmic::HaltReason step_thread = Dynarmic::HaltReason::Step;
static constexpr Dynarmic::HaltReason break_loop = Dynarmic::HaltReason::UserDefined2;
static constexpr Dynarmic::HaltReason svc_call = Dynarmic::HaltReason::UserDefined3;
static constexpr Dynarmic::HaltReason breakpoint = Dynarmic::HaltReason::UserDefined4;
static constexpr Dynarmic::HaltReason watchpoint = Dynarmic::HaltReason::MemoryAbort;
static constexpr Dynarmic::HaltReason no_execute = Dynarmic::HaltReason::UserDefined6;
protected:
/// System context that this ARM interface is running under.
System& system;
@ -216,8 +223,8 @@ protected:
const Kernel::DebugWatchpoint* MatchingWatchpoint(
u64 addr, u64 size, Kernel::DebugWatchpointType access_type) const;
virtual Dynarmic::HaltReason RunJit() = 0;
virtual Dynarmic::HaltReason StepJit() = 0;
virtual HaltReason RunJit() = 0;
virtual HaltReason StepJit() = 0;
virtual u32 GetSvcNumber() const = 0;
virtual const Kernel::DebugWatchpoint* HaltedWatchpoint() const = 0;
virtual void RewindBreakpointInstruction() = 0;

29
src/core/arm/dynarmic/arm_dynarmic.h Executable file
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@ -0,0 +1,29 @@
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include <dynarmic/interface/halt_reason.h>
#include "core/arm/arm_interface.h"
namespace Core {
constexpr Dynarmic::HaltReason StepThread = Dynarmic::HaltReason::Step;
constexpr Dynarmic::HaltReason DataAbort = Dynarmic::HaltReason::MemoryAbort;
constexpr Dynarmic::HaltReason BreakLoop = Dynarmic::HaltReason::UserDefined2;
constexpr Dynarmic::HaltReason SupervisorCall = Dynarmic::HaltReason::UserDefined3;
constexpr Dynarmic::HaltReason InstructionBreakpoint = Dynarmic::HaltReason::UserDefined4;
constexpr Dynarmic::HaltReason PrefetchAbort = Dynarmic::HaltReason::UserDefined6;
constexpr HaltReason TranslateHaltReason(Dynarmic::HaltReason hr) {
static_assert(static_cast<u64>(HaltReason::StepThread) == static_cast<u64>(StepThread));
static_assert(static_cast<u64>(HaltReason::DataAbort) == static_cast<u64>(DataAbort));
static_assert(static_cast<u64>(HaltReason::BreakLoop) == static_cast<u64>(BreakLoop));
static_assert(static_cast<u64>(HaltReason::SupervisorCall) == static_cast<u64>(SupervisorCall));
static_assert(static_cast<u64>(HaltReason::InstructionBreakpoint) ==
static_cast<u64>(InstructionBreakpoint));
static_assert(static_cast<u64>(HaltReason::PrefetchAbort) == static_cast<u64>(PrefetchAbort));
return static_cast<HaltReason>(hr);
}
} // namespace Core

64
src/core/arm/dynarmic/arm_dynarmic_32.cpp
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@ -10,9 +10,10 @@
#include "common/logging/log.h"
#include "common/page_table.h"
#include "common/settings.h"
#include "core/arm/dynarmic/arm_dynarmic.h"
#include "core/arm/dynarmic/arm_dynarmic_32.h"
#include "core/arm/dynarmic/arm_dynarmic_cp15.h"
#include "core/arm/dynarmic/arm_exclusive_monitor.h"
#include "core/arm/dynarmic/dynarmic_cp15.h"
#include "core/arm/dynarmic/dynarmic_exclusive_monitor.h"
#include "core/core.h"
#include "core/core_timing.h"
#include "core/debugger/debugger.h"
@ -104,11 +105,11 @@ public:
switch (exception) {
case Dynarmic::A32::Exception::NoExecuteFault:
LOG_CRITICAL(Core_ARM, "Cannot execute instruction at unmapped address {:#08x}", pc);
ReturnException(pc, ARM_Interface::no_execute);
ReturnException(pc, PrefetchAbort);
return;
default:
if (debugger_enabled) {
ReturnException(pc, ARM_Interface::breakpoint);
ReturnException(pc, InstructionBreakpoint);
return;
}
@ -121,7 +122,7 @@ public:
void CallSVC(u32 swi) override {
parent.svc_swi = swi;
parent.jit.load()->HaltExecution(ARM_Interface::svc_call);
parent.jit.load()->HaltExecution(SupervisorCall);
}
void AddTicks(u64 ticks) override {
@ -162,7 +163,7 @@ public:
if (!memory.IsValidVirtualAddressRange(addr, size)) {
LOG_CRITICAL(Core_ARM, "Stopping execution due to unmapped memory access at {:#x}",
addr);
parent.jit.load()->HaltExecution(ARM_Interface::no_execute);
parent.jit.load()->HaltExecution(PrefetchAbort);
return false;
}
@ -173,7 +174,7 @@ public:
const auto match{parent.MatchingWatchpoint(addr, size, type)};
if (match) {
parent.halted_watchpoint = match;
parent.jit.load()->HaltExecution(ARM_Interface::watchpoint);
parent.jit.load()->HaltExecution(DataAbort);
return false;
}
@ -329,12 +330,12 @@ std::shared_ptr<Dynarmic::A32::Jit> ARM_Dynarmic_32::MakeJit(Common::PageTable*
return std::make_unique<Dynarmic::A32::Jit>(config);
}
Dynarmic::HaltReason ARM_Dynarmic_32::RunJit() {
return jit.load()->Run();
HaltReason ARM_Dynarmic_32::RunJit() {
return TranslateHaltReason(jit.load()->Run());
}
Dynarmic::HaltReason ARM_Dynarmic_32::StepJit() {
return jit.load()->Step();
HaltReason ARM_Dynarmic_32::StepJit() {
return TranslateHaltReason(jit.load()->Step());
}
u32 ARM_Dynarmic_32::GetSvcNumber() const {
@ -408,7 +409,7 @@ void ARM_Dynarmic_32::SetTPIDR_EL0(u64 value) {
cp15->uprw = static_cast<u32>(value);
}
void ARM_Dynarmic_32::SaveContext(ThreadContext32& ctx) {
void ARM_Dynarmic_32::SaveContext(ThreadContext32& ctx) const {
Dynarmic::A32::Jit* j = jit.load();
ctx.cpu_registers = j->Regs();
ctx.extension_registers = j->ExtRegs();
@ -425,11 +426,11 @@ void ARM_Dynarmic_32::LoadContext(const ThreadContext32& ctx) {
}
void ARM_Dynarmic_32::SignalInterrupt() {
jit.load()->HaltExecution(break_loop);
jit.load()->HaltExecution(BreakLoop);
}
void ARM_Dynarmic_32::ClearInterrupt() {
jit.load()->ClearHalt(break_loop);
jit.load()->ClearHalt(BreakLoop);
}
void ARM_Dynarmic_32::ClearInstructionCache() {
@ -462,39 +463,4 @@ void ARM_Dynarmic_32::PageTableChanged(Common::PageTable& page_table,
jit_cache.emplace(key, std::move(new_jit));
}
std::vector<ARM_Interface::BacktraceEntry> ARM_Dynarmic_32::GetBacktrace(Core::System& system,
u64 fp, u64 lr, u64 pc) {
std::vector<BacktraceEntry> out;
auto& memory = system.ApplicationMemory();
out.push_back({"", 0, pc, 0, ""});
// fp (= r11) points to the last frame record.
// Frame records are two words long:
// fp+0 : pointer to previous frame record
// fp+4 : value of lr for frame
for (size_t i = 0; i < 256; i++) {
out.push_back({"", 0, lr, 0, ""});
if (!fp || (fp % 4 != 0) || !memory.IsValidVirtualAddressRange(fp, 8)) {
break;
}
lr = memory.Read32(fp + 4);
fp = memory.Read32(fp);
}
SymbolicateBacktrace(system, out);
return out;
}
std::vector<ARM_Interface::BacktraceEntry> ARM_Dynarmic_32::GetBacktraceFromContext(
System& system, const ThreadContext32& ctx) {
const auto& reg = ctx.cpu_registers;
return GetBacktrace(system, reg[11], reg[14], reg[15]);
}
std::vector<ARM_Interface::BacktraceEntry> ARM_Dynarmic_32::GetBacktrace() const {
return GetBacktrace(system, GetReg(11), GetReg(14), GetReg(15));
}
} // namespace Core

16
src/core/arm/dynarmic/arm_dynarmic_32.h
View File

@ -50,8 +50,11 @@ public:
return (GetPSTATE() & 0x20) != 0;
}
void SaveContext(ThreadContext32& ctx) override;
void SaveContext(ThreadContext64& ctx) override {}
Architecture GetArchitecture() const override {
return Architecture::Aarch32;
}
void SaveContext(ThreadContext32& ctx) const override;
void SaveContext(ThreadContext64& ctx) const override {}
void LoadContext(const ThreadContext32& ctx) override;
void LoadContext(const ThreadContext64& ctx) override {}
@ -64,14 +67,9 @@ public:
void PageTableChanged(Common::PageTable& new_page_table,
std::size_t new_address_space_size_in_bits) override;
static std::vector<BacktraceEntry> GetBacktraceFromContext(System& system,
const ThreadContext32& ctx);
std::vector<BacktraceEntry> GetBacktrace() const override;
protected:
Dynarmic::HaltReason RunJit() override;
Dynarmic::HaltReason StepJit() override;
HaltReason RunJit() override;
HaltReason StepJit() override;
u32 GetSvcNumber() const override;
const Kernel::DebugWatchpoint* HaltedWatchpoint() const override;
void RewindBreakpointInstruction() override;

64
src/core/arm/dynarmic/arm_dynarmic_64.cpp
View File

@ -10,8 +10,9 @@
#include "common/logging/log.h"
#include "common/page_table.h"
#include "common/settings.h"
#include "core/arm/dynarmic/arm_dynarmic.h"
#include "core/arm/dynarmic/arm_dynarmic_64.h"
#include "core/arm/dynarmic/arm_exclusive_monitor.h"
#include "core/arm/dynarmic/dynarmic_exclusive_monitor.h"
#include "core/core.h"
#include "core/core_timing.h"
#include "core/debugger/debugger.h"
@ -113,7 +114,7 @@ public:
LOG_ERROR(Core_ARM,
"Unimplemented instruction @ 0x{:X} for {} instructions (instr = {:08X})", pc,
num_instructions, memory.Read32(pc));
ReturnException(pc, ARM_Interface::no_execute);
ReturnException(pc, PrefetchAbort);
}
void InstructionCacheOperationRaised(Dynarmic::A64::InstructionCacheOperation op,
@ -148,11 +149,11 @@ public:
return;
case Dynarmic::A64::Exception::NoExecuteFault:
LOG_CRITICAL(Core_ARM, "Cannot execute instruction at unmapped address {:#016x}", pc);
ReturnException(pc, ARM_Interface::no_execute);
ReturnException(pc, PrefetchAbort);
return;
default:
if (debugger_enabled) {
ReturnException(pc, ARM_Interface::breakpoint);
ReturnException(pc, InstructionBreakpoint);
return;
}
@ -164,7 +165,7 @@ public:
void CallSVC(u32 swi) override {
parent.svc_swi = swi;
parent.jit.load()->HaltExecution(ARM_Interface::svc_call);
parent.jit.load()->HaltExecution(SupervisorCall);
}
void AddTicks(u64 ticks) override {
@ -207,7 +208,7 @@ public:
if (!memory.IsValidVirtualAddressRange(addr, size)) {
LOG_CRITICAL(Core_ARM, "Stopping execution due to unmapped memory access at {:#x}",
addr);
parent.jit.load()->HaltExecution(ARM_Interface::no_execute);
parent.jit.load()->HaltExecution(PrefetchAbort);
return false;
}
@ -218,7 +219,7 @@ public:
const auto match{parent.MatchingWatchpoint(addr, size, type)};
if (match) {
parent.halted_watchpoint = match;
parent.jit.load()->HaltExecution(ARM_Interface::watchpoint);
parent.jit.load()->HaltExecution(DataAbort);
return false;
}
@ -383,12 +384,12 @@ std::shared_ptr<Dynarmic::A64::Jit> ARM_Dynarmic_64::MakeJit(Common::PageTable*
return std::make_shared<Dynarmic::A64::Jit>(config);
}
Dynarmic::HaltReason ARM_Dynarmic_64::RunJit() {
return jit.load()->Run();
HaltReason ARM_Dynarmic_64::RunJit() {
return TranslateHaltReason(jit.load()->Run());
}
Dynarmic::HaltReason ARM_Dynarmic_64::StepJit() {
return jit.load()->Step();
HaltReason ARM_Dynarmic_64::StepJit() {
return TranslateHaltReason(jit.load()->Step());
}
u32 ARM_Dynarmic_64::GetSvcNumber() const {
@ -464,7 +465,7 @@ void ARM_Dynarmic_64::SetTPIDR_EL0(u64 value) {
cb->tpidr_el0 = value;
}
void ARM_Dynarmic_64::SaveContext(ThreadContext64& ctx) {
void ARM_Dynarmic_64::SaveContext(ThreadContext64& ctx) const {
Dynarmic::A64::Jit* j = jit.load();
ctx.cpu_registers = j->GetRegisters();
ctx.sp = j->GetSP();
@ -489,11 +490,11 @@ void ARM_Dynarmic_64::LoadContext(const ThreadContext64& ctx) {
}
void ARM_Dynarmic_64::SignalInterrupt() {
jit.load()->HaltExecution(break_loop);
jit.load()->HaltExecution(BreakLoop);
}
void ARM_Dynarmic_64::ClearInterrupt() {
jit.load()->ClearHalt(break_loop);
jit.load()->ClearHalt(BreakLoop);
}
void ARM_Dynarmic_64::ClearInstructionCache() {
@ -526,39 +527,4 @@ void ARM_Dynarmic_64::PageTableChanged(Common::PageTable& page_table,
jit_cache.emplace(key, std::move(new_jit));
}
std::vector<ARM_Interface::BacktraceEntry> ARM_Dynarmic_64::GetBacktrace(Core::System& system,
u64 fp, u64 lr, u64 pc) {
std::vector<BacktraceEntry> out;
auto& memory = system.ApplicationMemory();
out.push_back({"", 0, pc, 0, ""});
// fp (= x29) points to the previous frame record.
// Frame records are two words long:
// fp+0 : pointer to previous frame record
// fp+8 : value of lr for frame
for (size_t i = 0; i < 256; i++) {
out.push_back({"", 0, lr, 0, ""});
if (!fp || (fp % 4 != 0) || !memory.IsValidVirtualAddressRange(fp, 16)) {
break;
}
lr = memory.Read64(fp + 8);
fp = memory.Read64(fp);
}
SymbolicateBacktrace(system, out);
return out;
}
std::vector<ARM_Interface::BacktraceEntry> ARM_Dynarmic_64::GetBacktraceFromContext(
System& system, const ThreadContext64& ctx) {
const auto& reg = ctx.cpu_registers;
return GetBacktrace(system, reg[29], reg[30], ctx.pc);
}
std::vector<ARM_Interface::BacktraceEntry> ARM_Dynarmic_64::GetBacktrace() const {
return GetBacktrace(system, GetReg(29), GetReg(30), GetPC());
}
} // namespace Core

18
src/core/arm/dynarmic/arm_dynarmic_64.h
View File

@ -43,8 +43,11 @@ public:
void SetTPIDR_EL0(u64 value) override;
u64 GetTPIDR_EL0() const override;
void SaveContext(ThreadContext32& ctx) override {}
void SaveContext(ThreadContext64& ctx) override;
Architecture GetArchitecture() const override {
return Architecture::Aarch64;
}
void SaveContext(ThreadContext32& ctx) const override {}
void SaveContext(ThreadContext64& ctx) const override;
void LoadContext(const ThreadContext32& ctx) override {}
void LoadContext(const ThreadContext64& ctx) override;
@ -57,14 +60,9 @@ public:
void PageTableChanged(Common::PageTable& new_page_table,
std::size_t new_address_space_size_in_bits) override;
static std::vector<BacktraceEntry> GetBacktraceFromContext(System& system,
const ThreadContext64& ctx);
std::vector<BacktraceEntry> GetBacktrace() const override;
protected:
Dynarmic::HaltReason RunJit() override;
Dynarmic::HaltReason StepJit() override;
HaltReason RunJit() override;
HaltReason StepJit() override;
u32 GetSvcNumber() const override;
const Kernel::DebugWatchpoint* HaltedWatchpoint() const override;
void RewindBreakpointInstruction() override;
@ -73,8 +71,6 @@ private:
std::shared_ptr<Dynarmic::A64::Jit> MakeJit(Common::PageTable* page_table,
std::size_t address_space_bits) const;
static std::vector<BacktraceEntry> GetBacktrace(Core::System& system, u64 fp, u64 lr, u64 pc);
using JitCacheKey = std::pair<Common::PageTable*, std::size_t>;
using JitCacheType =
std::unordered_map<JitCacheKey, std::shared_ptr<Dynarmic::A64::Jit>, Common::PairHash>;

161
src/core/arm/dynarmic/dynarmic_cp15.cpp Executable file
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@ -0,0 +1,161 @@
// SPDX-FileCopyrightText: 2017 Citra Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include <fmt/format.h>
#include "common/logging/log.h"
#include "core/arm/dynarmic/arm_dynarmic_32.h"
#include "core/arm/dynarmic/dynarmic_cp15.h"
#include "core/core.h"
#include "core/core_timing.h"
#ifdef _MSC_VER
#include <intrin.h>
#endif
using Callback = Dynarmic::A32::Coprocessor::Callback;
using CallbackOrAccessOneWord = Dynarmic::A32::Coprocessor::CallbackOrAccessOneWord;
using CallbackOrAccessTwoWords = Dynarmic::A32::Coprocessor::CallbackOrAccessTwoWords;
template <>
struct fmt::formatter<Dynarmic::A32::CoprocReg> {
constexpr auto parse(format_parse_context& ctx) {
return ctx.begin();
}
template <typename FormatContext>
auto format(const Dynarmic::A32::CoprocReg& reg, FormatContext& ctx) {
return fmt::format_to(ctx.out(), "cp{}", static_cast<size_t>(reg));
}
};
namespace Core {
static u32 dummy_value;
std::optional<Callback> DynarmicCP15::CompileInternalOperation(bool two, unsigned opc1,
CoprocReg CRd, CoprocReg CRn,
CoprocReg CRm, unsigned opc2) {
LOG_CRITICAL(Core_ARM, "CP15: cdp{} p15, {}, {}, {}, {}, {}", two ? "2" : "", opc1, CRd, CRn,
CRm, opc2);
return std::nullopt;
}
CallbackOrAccessOneWord DynarmicCP15::CompileSendOneWord(bool two, unsigned opc1, CoprocReg CRn,
CoprocReg CRm, unsigned opc2) {
if (!two && CRn == CoprocReg::C7 && opc1 == 0 && CRm == CoprocReg::C5 && opc2 == 4) {
// CP15_FLUSH_PREFETCH_BUFFER
// This is a dummy write, we ignore the value written here.
return &dummy_value;
}
if (!two && CRn == CoprocReg::C7 && opc1 == 0 && CRm == CoprocReg::C10) {
switch (opc2) {
case 4:
// CP15_DATA_SYNC_BARRIER
return Callback{
[](void*, std::uint32_t, std::uint32_t) -> std::uint64_t {
#if defined(_MSC_VER) && defined(ARCHITECTURE_x86_64)
_mm_mfence();
_mm_lfence();
#elif defined(ARCHITECTURE_x86_64)
asm volatile("mfence\n\tlfence\n\t" : : : "memory");
#elif defined(ARCHITECTURE_arm64)
asm volatile("dsb sy\n\t" : : : "memory");
#else
#error Unsupported architecture
#endif
return 0;
},
std::nullopt,
};
case 5:
// CP15_DATA_MEMORY_BARRIER
return Callback{
[](void*, std::uint32_t, std::uint32_t) -> std::uint64_t {
#if defined(_MSC_VER) && defined(ARCHITECTURE_x86_64)
_mm_mfence();
#elif defined(ARCHITECTURE_x86_64)
asm volatile("mfence\n\t" : : : "memory");
#elif defined(ARCHITECTURE_arm64)
asm volatile("dmb sy\n\t" : : : "memory");
#else
#error Unsupported architecture
#endif
return 0;
},
std::nullopt,
};
}
}
if (!two && CRn == CoprocReg::C13 && opc1 == 0 && CRm == CoprocReg::C0 && opc2 == 2) {
// CP15_THREAD_UPRW
return &uprw;
}
LOG_CRITICAL(Core_ARM, "CP15: mcr{} p15, {}, <Rt>, {}, {}, {}", two ? "2" : "", opc1, CRn, CRm,
opc2);
return {};
}
CallbackOrAccessTwoWords DynarmicCP15::CompileSendTwoWords(bool two, unsigned opc, CoprocReg CRm) {
LOG_CRITICAL(Core_ARM, "CP15: mcrr{} p15, {}, <Rt>, <Rt2>, {}", two ? "2" : "", opc, CRm);
return {};
}
CallbackOrAccessOneWord DynarmicCP15::CompileGetOneWord(bool two, unsigned opc1, CoprocReg CRn,
CoprocReg CRm, unsigned opc2) {
if (!two && CRn == CoprocReg::C13 && opc1 == 0 && CRm == CoprocReg::C0) {
switch (opc2) {
case 2:
// CP15_THREAD_UPRW
return &uprw;
case 3:
// CP15_THREAD_URO
return &uro;
}
}
LOG_CRITICAL(Core_ARM, "CP15: mrc{} p15, {}, <Rt>, {}, {}, {}", two ? "2" : "", opc1, CRn, CRm,
opc2);
return {};
}
CallbackOrAccessTwoWords DynarmicCP15::CompileGetTwoWords(bool two, unsigned opc, CoprocReg CRm) {
if (!two && opc == 0 && CRm == CoprocReg::C14) {
// CNTPCT
const auto callback = [](void* arg, u32, u32) -> u64 {
const auto& parent_arg = *static_cast<ARM_Dynarmic_32*>(arg);
return parent_arg.system.CoreTiming().GetClockTicks();
};
return Callback{callback, &parent};
}
LOG_CRITICAL(Core_ARM, "CP15: mrrc{} p15, {}, <Rt>, <Rt2>, {}", two ? "2" : "", opc, CRm);
return {};
}
std::optional<Callback> DynarmicCP15::CompileLoadWords(bool two, bool long_transfer, CoprocReg CRd,
std::optional<u8> option) {
if (option) {
LOG_CRITICAL(Core_ARM, "CP15: mrrc{}{} p15, {}, [...], {}", two ? "2" : "",
long_transfer ? "l" : "", CRd, *option);
} else {
LOG_CRITICAL(Core_ARM, "CP15: mrrc{}{} p15, {}, [...]", two ? "2" : "",
long_transfer ? "l" : "", CRd);
}
return std::nullopt;
}
std::optional<Callback> DynarmicCP15::CompileStoreWords(bool two, bool long_transfer, CoprocReg CRd,
std::optional<u8> option) {
if (option) {
LOG_CRITICAL(Core_ARM, "CP15: mrrc{}{} p15, {}, [...], {}", two ? "2" : "",
long_transfer ? "l" : "", CRd, *option);
} else {
LOG_CRITICAL(Core_ARM, "CP15: mrrc{}{} p15, {}, [...]", two ? "2" : "",
long_transfer ? "l" : "", CRd);
}
return std::nullopt;
}
} // namespace Core

42
src/core/arm/dynarmic/dynarmic_cp15.h Executable file
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@ -0,0 +1,42 @@
// SPDX-FileCopyrightText: 2017 Citra Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include <optional>
#include <dynarmic/interface/A32/coprocessor.h>
#include "common/common_types.h"
namespace Core {
class ARM_Dynarmic_32;
class DynarmicCP15 final : public Dynarmic::A32::Coprocessor {
public:
using CoprocReg = Dynarmic::A32::CoprocReg;
explicit DynarmicCP15(ARM_Dynarmic_32& parent_) : parent{parent_} {}
std::optional<Callback> CompileInternalOperation(bool two, unsigned opc1, CoprocReg CRd,
CoprocReg CRn, CoprocReg CRm,
unsigned opc2) override;
CallbackOrAccessOneWord CompileSendOneWord(bool two, unsigned opc1, CoprocReg CRn,
CoprocReg CRm, unsigned opc2) override;
CallbackOrAccessTwoWords CompileSendTwoWords(bool two, unsigned opc, CoprocReg CRm) override;
CallbackOrAccessOneWord CompileGetOneWord(bool two, unsigned opc1, CoprocReg CRn, CoprocReg CRm,
unsigned opc2) override;
CallbackOrAccessTwoWords CompileGetTwoWords(bool two, unsigned opc, CoprocReg CRm) override;
std::optional<Callback> CompileLoadWords(bool two, bool long_transfer, CoprocReg CRd,
std::optional<u8> option) override;
std::optional<Callback> CompileStoreWords(bool two, bool long_transfer, CoprocReg CRd,
std::optional<u8> option) override;
ARM_Dynarmic_32& parent;
u32 uprw = 0;
u32 uro = 0;
friend class ARM_Dynarmic_32;
};
} // namespace Core

73
src/core/arm/dynarmic/dynarmic_exclusive_monitor.cpp Executable file
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@ -0,0 +1,73 @@
// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include "core/arm/dynarmic/dynarmic_exclusive_monitor.h"
#include "core/memory.h"
namespace Core {
DynarmicExclusiveMonitor::DynarmicExclusiveMonitor(Memory::Memory& memory_, std::size_t core_count_)
: monitor{core_count_}, memory{memory_} {}
DynarmicExclusiveMonitor::~DynarmicExclusiveMonitor() = default;
u8 DynarmicExclusiveMonitor::ExclusiveRead8(std::size_t core_index, VAddr addr) {
return monitor.ReadAndMark<u8>(core_index, addr, [&]() -> u8 { return memory.Read8(addr); });
}
u16 DynarmicExclusiveMonitor::ExclusiveRead16(std::size_t core_index, VAddr addr) {
return monitor.ReadAndMark<u16>(core_index, addr, [&]() -> u16 { return memory.Read16(addr); });
}
u32 DynarmicExclusiveMonitor::ExclusiveRead32(std::size_t core_index, VAddr addr) {
return monitor.ReadAndMark<u32>(core_index, addr, [&]() -> u32 { return memory.Read32(addr); });
}
u64 DynarmicExclusiveMonitor::ExclusiveRead64(std::size_t core_index, VAddr addr) {
return monitor.ReadAndMark<u64>(core_index, addr, [&]() -> u64 { return memory.Read64(addr); });
}
u128 DynarmicExclusiveMonitor::ExclusiveRead128(std::size_t core_index, VAddr addr) {
return monitor.ReadAndMark<u128>(core_index, addr, [&]() -> u128 {
u128 result;
result[0] = memory.Read64(addr);
result[1] = memory.Read64(addr + 8);
return result;
});
}
void DynarmicExclusiveMonitor::ClearExclusive(std::size_t core_index) {
monitor.ClearProcessor(core_index);
}
bool DynarmicExclusiveMonitor::ExclusiveWrite8(std::size_t core_index, VAddr vaddr, u8 value) {
return monitor.DoExclusiveOperation<u8>(core_index, vaddr, [&](u8 expected) -> bool {
return memory.WriteExclusive8(vaddr, value, expected);
});
}
bool DynarmicExclusiveMonitor::ExclusiveWrite16(std::size_t core_index, VAddr vaddr, u16 value) {
return monitor.DoExclusiveOperation<u16>(core_index, vaddr, [&](u16 expected) -> bool {
return memory.WriteExclusive16(vaddr, value, expected);
});
}
bool DynarmicExclusiveMonitor::ExclusiveWrite32(std::size_t core_index, VAddr vaddr, u32 value) {
return monitor.DoExclusiveOperation<u32>(core_index, vaddr, [&](u32 expected) -> bool {
return memory.WriteExclusive32(vaddr, value, expected);
});
}
bool DynarmicExclusiveMonitor::ExclusiveWrite64(std::size_t core_index, VAddr vaddr, u64 value) {
return monitor.DoExclusiveOperation<u64>(core_index, vaddr, [&](u64 expected) -> bool {
return memory.WriteExclusive64(vaddr, value, expected);
});
}
bool DynarmicExclusiveMonitor::ExclusiveWrite128(std::size_t core_index, VAddr vaddr, u128 value) {
return monitor.DoExclusiveOperation<u128>(core_index, vaddr, [&](u128 expected) -> bool {
return memory.WriteExclusive128(vaddr, value, expected);
});
}
} // namespace Core

44
src/core/arm/dynarmic/dynarmic_exclusive_monitor.h Executable file
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@ -0,0 +1,44 @@
// SPDX-FileCopyrightText: Copyright 2020 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include <dynarmic/interface/exclusive_monitor.h>
#include "common/common_types.h"
#include "core/arm/dynarmic/arm_dynarmic_32.h"
#include "core/arm/dynarmic/arm_dynarmic_64.h"
#include "core/arm/exclusive_monitor.h"
namespace Core::Memory {
class Memory;
}
namespace Core {
class DynarmicExclusiveMonitor final : public ExclusiveMonitor {
public:
explicit DynarmicExclusiveMonitor(Memory::Memory& memory_, std::size_t core_count_);
~DynarmicExclusiveMonitor() override;
u8 ExclusiveRead8(std::size_t core_index, VAddr addr) override;
u16 ExclusiveRead16(std::size_t core_index, VAddr addr) override;
u32 ExclusiveRead32(std::size_t core_index, VAddr addr) override;
u64 ExclusiveRead64(std::size_t core_index, VAddr addr) override;
u128 ExclusiveRead128(std::size_t core_index, VAddr addr) override;
void ClearExclusive(std::size_t core_index) override;
bool ExclusiveWrite8(std::size_t core_index, VAddr vaddr, u8 value) override;
bool ExclusiveWrite16(std::size_t core_index, VAddr vaddr, u16 value) override;
bool ExclusiveWrite32(std::size_t core_index, VAddr vaddr, u32 value) override;
bool ExclusiveWrite64(std::size_t core_index, VAddr vaddr, u64 value) override;
bool ExclusiveWrite128(std::size_t core_index, VAddr vaddr, u128 value) override;
private:
friend class ARM_Dynarmic_32;
friend class ARM_Dynarmic_64;
Dynarmic::ExclusiveMonitor monitor;
Core::Memory::Memory& memory;
};
} // namespace Core

2
src/core/arm/exclusive_monitor.cpp
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@ -2,7 +2,7 @@
// SPDX-License-Identifier: GPL-2.0-or-later
#if defined(ARCHITECTURE_x86_64) || defined(ARCHITECTURE_arm64)
#include "core/arm/dynarmic/arm_exclusive_monitor.h"
#include "core/arm/dynarmic/dynarmic_exclusive_monitor.h"
#endif
#include "core/arm/exclusive_monitor.h"
#include "core/memory.h"

26
src/core/core.cpp
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@ -54,10 +54,10 @@
#include "video_core/renderer_base.h"
#include "video_core/video_core.h"
MICROPROFILE_DEFINE(ARM_Jit_Dynarmic_CPU0, "ARM JIT", "Dynarmic CPU 0", MP_RGB(255, 64, 64));
MICROPROFILE_DEFINE(ARM_Jit_Dynarmic_CPU1, "ARM JIT", "Dynarmic CPU 1", MP_RGB(255, 64, 64));
MICROPROFILE_DEFINE(ARM_Jit_Dynarmic_CPU2, "ARM JIT", "Dynarmic CPU 2", MP_RGB(255, 64, 64));
MICROPROFILE_DEFINE(ARM_Jit_Dynarmic_CPU3, "ARM JIT", "Dynarmic CPU 3", MP_RGB(255, 64, 64));
MICROPROFILE_DEFINE(ARM_CPU0, "ARM", "CPU 0", MP_RGB(255, 64, 64));
MICROPROFILE_DEFINE(ARM_CPU1, "ARM", "CPU 1", MP_RGB(255, 64, 64));
MICROPROFILE_DEFINE(ARM_CPU2, "ARM", "CPU 2", MP_RGB(255, 64, 64));
MICROPROFILE_DEFINE(ARM_CPU3, "ARM", "CPU 3", MP_RGB(255, 64, 64));
namespace Core {
@ -259,10 +259,10 @@ struct System::Impl {
is_powered_on = true;
exit_lock = false;
microprofile_dynarmic[0] = MICROPROFILE_TOKEN(ARM_Jit_Dynarmic_CPU0);
microprofile_dynarmic[1] = MICROPROFILE_TOKEN(ARM_Jit_Dynarmic_CPU1);
microprofile_dynarmic[2] = MICROPROFILE_TOKEN(ARM_Jit_Dynarmic_CPU2);
microprofile_dynarmic[3] = MICROPROFILE_TOKEN(ARM_Jit_Dynarmic_CPU3);
microprofile_cpu[0] = MICROPROFILE_TOKEN(ARM_CPU0);
microprofile_cpu[1] = MICROPROFILE_TOKEN(ARM_CPU1);
microprofile_cpu[2] = MICROPROFILE_TOKEN(ARM_CPU2);
microprofile_cpu[3] = MICROPROFILE_TOKEN(ARM_CPU3);
LOG_DEBUG(Core, "Initialized OK");
@ -539,7 +539,7 @@ struct System::Impl {
ExitCallback exit_callback;
std::array<u64, Core::Hardware::NUM_CPU_CORES> dynarmic_ticks{};
std::array<MicroProfileToken, Core::Hardware::NUM_CPU_CORES> microprofile_dynarmic{};
std::array<MicroProfileToken, Core::Hardware::NUM_CPU_CORES> microprofile_cpu{};
};
System::System() : impl{std::make_unique<Impl>(*this)} {}
@ -927,14 +927,14 @@ void System::RegisterHostThread() {
impl->kernel.RegisterHostThread();
}
void System::EnterDynarmicProfile() {
void System::EnterCPUProfile() {
std::size_t core = impl->kernel.GetCurrentHostThreadID();
impl->dynarmic_ticks[core] = MicroProfileEnter(impl->microprofile_dynarmic[core]);
impl->dynarmic_ticks[core] = MicroProfileEnter(impl->microprofile_cpu[core]);
}
void System::ExitDynarmicProfile() {
void System::ExitCPUProfile() {
std::size_t core = impl->kernel.GetCurrentHostThreadID();
MicroProfileLeave(impl->microprofile_dynarmic[core], impl->dynarmic_ticks[core]);
MicroProfileLeave(impl->microprofile_cpu[core], impl->dynarmic_ticks[core]);
}
bool System::IsMulticore() const {

8
src/core/core.h
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@ -412,11 +412,11 @@ public:
/// Register a host thread as an auxiliary thread.
void RegisterHostThread();
/// Enter Dynarmic Microprofile
void EnterDynarmicProfile();
/// Enter CPU Microprofile
void EnterCPUProfile();
/// Exit Dynarmic Microprofile
void ExitDynarmicProfile();
/// Exit CPU Microprofile
void ExitCPUProfile();
/// Tells if system is running on multicore.
[[nodiscard]] bool IsMulticore() const;