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ARM: pass MemorySystem separately in the constructor and make System optional

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So that unit test can test CPU without constructing the entire system. Also remove hacks in the System class
This commit is contained in:
Weiyi Wang 2019-02-01 14:50:25 -05:00
parent 9573ee46bd
commit 64f6e5e597
14 changed files with 80 additions and 65 deletions
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13
src/core/arm/dynarmic/arm_dynarmic.cpp
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@ -73,7 +73,7 @@ class DynarmicUserCallbacks final : public Dynarmic::A32::UserCallbacks {
public:
explicit DynarmicUserCallbacks(ARM_Dynarmic& parent)
: parent(parent), timing(parent.system.CoreTiming()), svc_context(parent.system),
memory(parent.system.Memory()) {}
memory(parent.memory) {}
~DynarmicUserCallbacks() = default;
std::uint8_t MemoryRead8(VAddr vaddr) override {
@ -163,9 +163,10 @@ public:
Memory::MemorySystem& memory;
};
ARM_Dynarmic::ARM_Dynarmic(Core::System& system, PrivilegeMode initial_mode)
: system(system), cb(std::make_unique<DynarmicUserCallbacks>(*this)) {
interpreter_state = std::make_shared<ARMul_State>(system, initial_mode);
ARM_Dynarmic::ARM_Dynarmic(Core::System* system, Memory::MemorySystem& memory,
PrivilegeMode initial_mode)
: system(*system), memory(memory), cb(std::make_unique<DynarmicUserCallbacks>(*this)) {
interpreter_state = std::make_shared<ARMul_State>(system, memory, initial_mode);
PageTableChanged();
}
@ -174,7 +175,7 @@ ARM_Dynarmic::~ARM_Dynarmic() = default;
MICROPROFILE_DEFINE(ARM_Jit, "ARM JIT", "ARM JIT", MP_RGB(255, 64, 64));
void ARM_Dynarmic::Run() {
ASSERT(system.Memory().GetCurrentPageTable() == current_page_table);
ASSERT(memory.GetCurrentPageTable() == current_page_table);
MICROPROFILE_SCOPE(ARM_Jit);
jit->Run();
@ -281,7 +282,7 @@ void ARM_Dynarmic::InvalidateCacheRange(u32 start_address, std::size_t length) {
}
void ARM_Dynarmic::PageTableChanged() {
current_page_table = system.Memory().GetCurrentPageTable();
current_page_table = memory.GetCurrentPageTable();
auto iter = jits.find(current_page_table);
if (iter != jits.end()) {

4
src/core/arm/dynarmic/arm_dynarmic.h
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@ -13,6 +13,7 @@
namespace Memory {
struct PageTable;
class MemorySystem;
} // namespace Memory
namespace Core {
@ -23,7 +24,7 @@ class DynarmicUserCallbacks;
class ARM_Dynarmic final : public ARM_Interface {
public:
ARM_Dynarmic(Core::System& system, PrivilegeMode initial_mode);
ARM_Dynarmic(Core::System* system, Memory::MemorySystem& memory, PrivilegeMode initial_mode);
~ARM_Dynarmic();
void Run() override;
@ -55,6 +56,7 @@ public:
private:
friend class DynarmicUserCallbacks;
Core::System& system;
Memory::MemorySystem& memory;
std::unique_ptr<DynarmicUserCallbacks> cb;
std::unique_ptr<Dynarmic::A32::Jit> MakeJit();

13
src/core/arm/dyncom/arm_dyncom.cpp
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@ -68,14 +68,17 @@ private:
u32 fpexc;
};
ARM_DynCom::ARM_DynCom(Core::System& system, PrivilegeMode initial_mode) : system(system) {
state = std::make_unique<ARMul_State>(system, initial_mode);
ARM_DynCom::ARM_DynCom(Core::System* system, Memory::MemorySystem& memory,
PrivilegeMode initial_mode)
: system(system) {
state = std::make_unique<ARMul_State>(system, memory, initial_mode);
}
ARM_DynCom::~ARM_DynCom() {}
void ARM_DynCom::Run() {
ExecuteInstructions(std::max<s64>(system.CoreTiming().GetDowncount(), 0));
DEBUG_ASSERT(system != nullptr);
ExecuteInstructions(std::max<s64>(system->CoreTiming().GetDowncount(), 0));
}
void ARM_DynCom::Step() {
@ -146,7 +149,9 @@ void ARM_DynCom::SetCP15Register(CP15Register reg, u32 value) {
void ARM_DynCom::ExecuteInstructions(u64 num_instructions) {
state->NumInstrsToExecute = num_instructions;
unsigned ticks_executed = InterpreterMainLoop(state.get());
system.CoreTiming().AddTicks(ticks_executed);
if (system != nullptr) {
system->CoreTiming().AddTicks(ticks_executed);
}
state->ServeBreak();
}

9
src/core/arm/dyncom/arm_dyncom.h
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@ -14,9 +14,14 @@ namespace Core {
struct System;
}
namespace Memory {
class MemorySystem;
}
class ARM_DynCom final : public ARM_Interface {
public:
explicit ARM_DynCom(Core::System& system, PrivilegeMode initial_mode);
explicit ARM_DynCom(Core::System* system, Memory::MemorySystem& memory,
PrivilegeMode initial_mode);
~ARM_DynCom();
void Run() override;
@ -48,6 +53,6 @@ public:
private:
void ExecuteInstructions(u64 num_instructions);
Core::System& system;
Core::System* system;
std::unique_ptr<ARMul_State> state;
};

7
src/core/arm/dyncom/arm_dyncom_interpreter.cpp
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@ -811,7 +811,7 @@ MICROPROFILE_DEFINE(DynCom_Decode, "DynCom", "Decode", MP_RGB(255, 64, 64));
static unsigned int InterpreterTranslateInstruction(const ARMul_State* cpu, const u32 phys_addr,
ARM_INST_PTR& inst_base) {
u32 inst_size = 4;
u32 inst = cpu->system.Memory().Read32(phys_addr & 0xFFFFFFFC);
u32 inst = cpu->memory.Read32(phys_addr & 0xFFFFFFFC);
// If we are in Thumb mode, we'll translate one Thumb instruction to the corresponding ARM
// instruction
@ -3859,12 +3859,13 @@ SUB_INST : {
}
SWI_INST : {
if (inst_base->cond == ConditionCode::AL || CondPassed(cpu, inst_base->cond)) {
DEBUG_ASSERT(cpu->system != nullptr);
swi_inst* const inst_cream = (swi_inst*)inst_base->component;
cpu->system.CoreTiming().AddTicks(num_instrs);
cpu->system->CoreTiming().AddTicks(num_instrs);
cpu->NumInstrsToExecute =
num_instrs >= cpu->NumInstrsToExecute ? 0 : cpu->NumInstrsToExecute - num_instrs;
num_instrs = 0;
Kernel::SVCContext{cpu->system}.CallSVC(inst_cream->num & 0xFFFF);
Kernel::SVCContext{*cpu->system}.CallSVC(inst_cream->num & 0xFFFF);
// The kernel would call ERET to get here, which clears exclusive memory state.
cpu->UnsetExclusiveMemoryAddress();
}

25
src/core/arm/skyeye_common/armstate.cpp
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@ -10,7 +10,9 @@
#include "core/core.h"
#include "core/memory.h"
ARMul_State::ARMul_State(Core::System& system, PrivilegeMode initial_mode) : system(system) {
ARMul_State::ARMul_State(Core::System* system, Memory::MemorySystem& memory,
PrivilegeMode initial_mode)
: system(system), memory(memory) {
Reset();
ChangePrivilegeMode(initial_mode);
}
@ -191,13 +193,13 @@ static void CheckMemoryBreakpoint(u32 address, GDBStub::BreakpointType type) {
u8 ARMul_State::ReadMemory8(u32 address) const {
CheckMemoryBreakpoint(address, GDBStub::BreakpointType::Read);
return system.Memory().Read8(address);
return memory.Read8(address);
}
u16 ARMul_State::ReadMemory16(u32 address) const {
CheckMemoryBreakpoint(address, GDBStub::BreakpointType::Read);
u16 data = system.Memory().Read16(address);
u16 data = memory.Read16(address);
if (InBigEndianMode())
data = Common::swap16(data);
@ -208,7 +210,7 @@ u16 ARMul_State::ReadMemory16(u32 address) const {
u32 ARMul_State::ReadMemory32(u32 address) const {
CheckMemoryBreakpoint(address, GDBStub::BreakpointType::Read);
u32 data = system.Memory().Read32(address);
u32 data = memory.Read32(address);
if (InBigEndianMode())
data = Common::swap32(data);
@ -219,7 +221,7 @@ u32 ARMul_State::ReadMemory32(u32 address) const {
u64 ARMul_State::ReadMemory64(u32 address) const {
CheckMemoryBreakpoint(address, GDBStub::BreakpointType::Read);
u64 data = system.Memory().Read64(address);
u64 data = memory.Read64(address);
if (InBigEndianMode())
data = Common::swap64(data);
@ -230,7 +232,7 @@ u64 ARMul_State::ReadMemory64(u32 address) const {
void ARMul_State::WriteMemory8(u32 address, u8 data) {
CheckMemoryBreakpoint(address, GDBStub::BreakpointType::Write);
system.Memory().Write8(address, data);
memory.Write8(address, data);
}
void ARMul_State::WriteMemory16(u32 address, u16 data) {
@ -239,7 +241,7 @@ void ARMul_State::WriteMemory16(u32 address, u16 data) {
if (InBigEndianMode())
data = Common::swap16(data);
system.Memory().Write16(address, data);
memory.Write16(address, data);
}
void ARMul_State::WriteMemory32(u32 address, u32 data) {
@ -248,7 +250,7 @@ void ARMul_State::WriteMemory32(u32 address, u32 data) {
if (InBigEndianMode())
data = Common::swap32(data);
system.Memory().Write32(address, data);
memory.Write32(address, data);
}
void ARMul_State::WriteMemory64(u32 address, u64 data) {
@ -257,7 +259,7 @@ void ARMul_State::WriteMemory64(u32 address, u64 data) {
if (InBigEndianMode())
data = Common::swap64(data);
system.Memory().Write64(address, data);
memory.Write64(address, data);
}
// Reads from the CP15 registers. Used with implementation of the MRC instruction.
@ -603,8 +605,9 @@ void ARMul_State::ServeBreak() {
if (last_bkpt_hit) {
Reg[15] = last_bkpt.address;
}
Kernel::Thread* thread = system.Kernel().GetThreadManager().GetCurrentThread();
system.CPU().SaveContext(thread->context);
DEBUG_ASSERT(system != nullptr);
Kernel::Thread* thread = system->Kernel().GetThreadManager().GetCurrentThread();
system->CPU().SaveContext(thread->context);
if (last_bkpt_hit || GDBStub::GetCpuStepFlag()) {
last_bkpt_hit = false;
GDBStub::Break();

10
src/core/arm/skyeye_common/armstate.h
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@ -27,6 +27,10 @@ namespace Core {
class System;
}
namespace Memory {
class MemorySystem;
}
// Signal levels
enum { LOW = 0, HIGH = 1, LOWHIGH = 1, HIGHLOW = 2 };
@ -143,7 +147,8 @@ enum {
struct ARMul_State final {
public:
explicit ARMul_State(Core::System& system, PrivilegeMode initial_mode);
explicit ARMul_State(Core::System* system, Memory::MemorySystem& memory,
PrivilegeMode initial_mode);
void ChangePrivilegeMode(u32 new_mode);
void Reset();
@ -201,7 +206,8 @@ public:
void ServeBreak();
Core::System& system;
Core::System* system;
Memory::MemorySystem& memory;
std::array<u32, 16> Reg{}; // The current register file
std::array<u32, 2> Reg_usr{};

6
src/core/core.cpp
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@ -179,13 +179,13 @@ System::ResultStatus System::Init(EmuWindow& emu_window, u32 system_mode) {
if (Settings::values.use_cpu_jit) {
#ifdef ARCHITECTURE_x86_64
cpu_core = std::make_unique<ARM_Dynarmic>(*this, USER32MODE);
cpu_core = std::make_unique<ARM_Dynarmic>(this, *memory, USER32MODE);
#else
cpu_core = std::make_unique<ARM_DynCom>(*this, USER32MODE);
cpu_core = std::make_unique<ARM_DynCom>(this, *memory, USER32MODE);
LOG_WARNING(Core, "CPU JIT requested, but Dynarmic not available");
#endif
} else {
cpu_core = std::make_unique<ARM_DynCom>(*this, USER32MODE);
cpu_core = std::make_unique<ARM_DynCom>(this, *memory, USER32MODE);
}
kernel->GetThreadManager().SetCPU(*cpu_core);

2
src/core/core.h
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@ -270,8 +270,6 @@ private:
std::unique_ptr<Service::FS::ArchiveManager> archive_manager;
public: // HACK: this is temporary exposed for tests,
// due to WIP kernel refactor causing desync state in memory
std::unique_ptr<Memory::MemorySystem> memory;
std::unique_ptr<Kernel::KernelSystem> kernel;
std::unique_ptr<Timing> timing;

24
src/tests/core/arm/arm_test_common.cpp
View File

@ -15,15 +15,9 @@ static Memory::PageTable* page_table = nullptr;
TestEnvironment::TestEnvironment(bool mutable_memory_)
: mutable_memory(mutable_memory_), test_memory(std::make_shared<TestMemory>(this)) {
// HACK: some memory functions are currently referring kernel from the global instance,
// so we need to create the kernel object there.
// Change this when all global states are eliminated.
Core::System::GetInstance().timing = std::make_unique<Core::Timing>();
Core::System::GetInstance().memory = std::make_unique<Memory::MemorySystem>();
Memory::MemorySystem& memory = *Core::System::GetInstance().memory;
Core::System::GetInstance().kernel = std::make_unique<Kernel::KernelSystem>(
memory, *Core::System::GetInstance().timing, [] {}, 0);
kernel = Core::System::GetInstance().kernel.get();
timing = std::make_unique<Core::Timing>();
memory = std::make_unique<Memory::MemorySystem>();
kernel = std::make_unique<Kernel::KernelSystem>(*memory, *timing, [] {}, 0);
kernel->SetCurrentProcess(kernel->CreateProcess(kernel->CreateCodeSet("", 0)));
page_table = &kernel->GetCurrentProcess()->vm_manager.page_table;
@ -31,17 +25,15 @@ TestEnvironment::TestEnvironment(bool mutable_memory_)
page_table->pointers.fill(nullptr);
page_table->attributes.fill(Memory::PageType::Unmapped);
memory.MapIoRegion(*page_table, 0x00000000, 0x80000000, test_memory);
memory.MapIoRegion(*page_table, 0x80000000, 0x80000000, test_memory);
memory->MapIoRegion(*page_table, 0x00000000, 0x80000000, test_memory);
memory->MapIoRegion(*page_table, 0x80000000, 0x80000000, test_memory);
memory.SetCurrentPageTable(page_table);
memory->SetCurrentPageTable(page_table);
}
TestEnvironment::~TestEnvironment() {
Memory::MemorySystem& memory = *Core::System::GetInstance().memory;
memory.UnmapRegion(*page_table, 0x80000000, 0x80000000);
memory.UnmapRegion(*page_table, 0x00000000, 0x80000000);
Core::System::GetInstance().kernel.reset();
memory->UnmapRegion(*page_table, 0x80000000, 0x80000000);
memory->UnmapRegion(*page_table, 0x00000000, 0x80000000);
}
void TestEnvironment::SetMemory64(VAddr vaddr, u64 value) {

8
src/tests/core/arm/arm_test_common.h
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@ -49,6 +49,10 @@ public:
/// Empties the internal write-record store.
void ClearWriteRecords();
Memory::MemorySystem& GetMemory() {
return *memory;
}
private:
friend struct TestMemory;
struct TestMemory final : Memory::MMIORegion {
@ -80,7 +84,9 @@ private:
std::shared_ptr<TestMemory> test_memory;
std::vector<WriteRecord> write_records;
Kernel::KernelSystem* kernel;
std::unique_ptr<Core::Timing> timing;
std::unique_ptr<Memory::MemorySystem> memory;
std::unique_ptr<Kernel::KernelSystem> kernel;
};
} // namespace ArmTests

2
src/tests/core/arm/dyncom/arm_dyncom_vfp_tests.cpp
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@ -23,7 +23,7 @@ TEST_CASE("ARM_DynCom (vfp): vadd", "[arm_dyncom]") {
test_env.SetMemory32(0, 0xEE321A03); // vadd.f32 s2, s4, s6
test_env.SetMemory32(4, 0xEAFFFFFE); // b +#0
ARM_DynCom dyncom(Core::System::GetInstance(), USER32MODE);
ARM_DynCom dyncom(nullptr, test_env.GetMemory(), USER32MODE);
std::vector<VfpTestCase> test_cases{{
#include "vfp_vadd_f32.inc"

14
src/tests/core/hle/kernel/hle_ipc.cpp
View File

@ -21,10 +21,9 @@ static SharedPtr<Object> MakeObject(Kernel::KernelSystem& kernel) {
}
TEST_CASE("HLERequestContext::PopulateFromIncomingCommandBuffer", "[core][kernel]") {
// HACK: see comments of member timing
Core::System::GetInstance().timing = std::make_unique<Core::Timing>();
auto memory = std::make_unique<Memory::MemorySystem>();
Kernel::KernelSystem kernel(*memory, *Core::System::GetInstance().timing, [] {}, 0);
Core::Timing timing;
Memory::MemorySystem memory;
Kernel::KernelSystem kernel(memory, timing, [] {}, 0);
auto session = std::get<SharedPtr<ServerSession>>(kernel.CreateSessionPair());
HLERequestContext context(std::move(session));
@ -234,10 +233,9 @@ TEST_CASE("HLERequestContext::PopulateFromIncomingCommandBuffer", "[core][kernel
}
TEST_CASE("HLERequestContext::WriteToOutgoingCommandBuffer", "[core][kernel]") {
// HACK: see comments of member timing
Core::System::GetInstance().timing = std::make_unique<Core::Timing>();
auto memory = std::make_unique<Memory::MemorySystem>();
Kernel::KernelSystem kernel(*memory, *Core::System::GetInstance().timing, [] {}, 0);
Core::Timing timing;
Memory::MemorySystem memory;
Kernel::KernelSystem kernel(memory, timing, [] {}, 0);
auto session = std::get<SharedPtr<ServerSession>>(kernel.CreateSessionPair());
HLERequestContext context(std::move(session));

8
src/tests/core/memory/memory.cpp
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@ -11,11 +11,9 @@
#include "core/memory.h"
TEST_CASE("Memory::IsValidVirtualAddress", "[core][memory]") {
// HACK: see comments of member timing
Core::System::GetInstance().timing = std::make_unique<Core::Timing>();
Core::System::GetInstance().memory = std::make_unique<Memory::MemorySystem>();
Kernel::KernelSystem kernel(*Core::System::GetInstance().memory,
*Core::System::GetInstance().timing, [] {}, 0);
Core::Timing timing;
Memory::MemorySystem memory;
Kernel::KernelSystem kernel(memory, timing, [] {}, 0);
SECTION("these regions should not be mapped on an empty process") {
auto process = kernel.CreateProcess(kernel.CreateCodeSet("", 0));
CHECK(Memory::IsValidVirtualAddress(*process, Memory::PROCESS_IMAGE_VADDR) == false);