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arm_dynarmic: Implement core

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This commit is contained in:
MerryMage 2018-01-09 21:33:46 +00:00 committed by bunnei
parent 056f987bcd
commit d2fbc78320
10 changed files with 171 additions and 62 deletions
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10
externals/CMakeLists.txt vendored
View file

@ -10,6 +10,14 @@ target_include_directories(catch-single-include INTERFACE catch/single_include)
# Crypto++
add_subdirectory(cryptopp)
# Dynarmic
if (ARCHITECTURE_x86_64)
add_library(xbyak INTERFACE)
set(DYNARMIC_TESTS OFF)
set(DYNARMIC_NO_BUNDLED_FMT ON)
add_subdirectory(dynarmic)
endif()
# libfmt
add_subdirectory(fmt)
@ -49,7 +57,7 @@ target_include_directories(unicorn-headers INTERFACE ./unicorn/include)
# Xbyak
if (ARCHITECTURE_x86_64)
# Defined before "dynarmic" above
add_library(xbyak INTERFACE)
# add_library(xbyak INTERFACE)
target_include_directories(xbyak INTERFACE ./xbyak/xbyak)
target_compile_definitions(xbyak INTERFACE XBYAK_NO_OP_NAMES)
endif()

2
externals/dynarmic vendored

@ -1 +1 @@
Subproject commit 305fba50babf736d77b71c5a44dd6b0ccb7f9d10
Subproject commit a5caa7cd8d5741d34dcf0b3447b5f1c3f7333d56

2
src/citra_qt/debugger/wait_tree.cpp
View file

@ -168,7 +168,7 @@ QString WaitTreeThread::GetText() const {
}
QString pc_info = tr(" PC = 0x%1 LR = 0x%2")
.arg(thread.context.pc, 8, 16, QLatin1Char('0'))
.arg(thread.context.lr, 8, 16, QLatin1Char('0'));
.arg(thread.context.cpu_registers[31], 8, 16, QLatin1Char('0'));
return WaitTreeWaitObject::GetText() + pc_info + " (" + status + ") ";
}

2
src/core/CMakeLists.txt
View file

@ -171,7 +171,7 @@ set(HEADERS
create_directory_groups(${SRCS} ${HEADERS})
add_library(core STATIC ${SRCS} ${HEADERS})
target_link_libraries(core PUBLIC common PRIVATE audio_core network video_core)
target_link_libraries(core PUBLIC common PRIVATE audio_core dynarmic network video_core)
target_link_libraries(core PUBLIC Boost::boost PRIVATE cryptopp fmt lz4_static unicorn)
if (ENABLE_WEB_SERVICE)
target_link_libraries(core PUBLIC json-headers web_service)

12
src/core/arm/arm_interface.h
View file

@ -4,6 +4,7 @@
#pragma once
#include <array>
#include "common/common_types.h"
#include "core/hle/kernel/vm_manager.h"
@ -13,15 +14,12 @@ public:
virtual ~ARM_Interface() {}
struct ThreadContext {
u64 cpu_registers[30];
u64 lr;
std::array<u64, 31> cpu_registers;
u64 sp;
u64 pc;
u64 cpsr;
u128 fpu_registers[32];
std::array<u128, 32> fpu_registers;
u64 fpscr;
u64 fpexc;
// TODO(bunnei): Fix once we have proper support for tpidrro_el0, etc. in the JIT
VAddr tls_address;
@ -75,9 +73,9 @@ public:
*/
virtual void SetReg(int index, u64 value) = 0;
virtual const u128& GetExtReg(int index) const = 0;
virtual u128 GetExtReg(int index) const = 0;
virtual void SetExtReg(int index, u128& value) = 0;
virtual void SetExtReg(int index, u128 value) = 0;
/**
* Gets the value of a VFP register

160
src/core/arm/dynarmic/arm_dynarmic.cpp
View file

@ -2,43 +2,114 @@
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <memory>
#include <dynarmic/A64/a64.h>
#include <dynarmic/A64/config.h>
#include "core/arm/dynarmic/arm_dynarmic.h"
#include "core/core_timing.h"
#include "core/hle/kernel/svc.h"
#include "core/memory.h"
ARM_Dynarmic::ARM_Dynarmic() {
UNIMPLEMENTED();
class ARM_Dynarmic_Callbacks : public Dynarmic::A64::UserCallbacks {
public:
explicit ARM_Dynarmic_Callbacks(ARM_Dynarmic& parent) : parent(parent) {}
~ARM_Dynarmic_Callbacks() = default;
virtual u8 MemoryRead8(u64 vaddr) override {
return Memory::Read8(vaddr);
}
virtual u16 MemoryRead16(u64 vaddr) override {
return Memory::Read16(vaddr);
}
virtual u32 MemoryRead32(u64 vaddr) override {
return Memory::Read32(vaddr);
}
virtual u64 MemoryRead64(u64 vaddr) override {
return Memory::Read64(vaddr);
}
void ARM_Dynarmic::MapBackingMemory(VAddr /*address*/, size_t /*size*/, u8* /*memory*/,
Kernel::VMAPermission /*perms*/) {
UNIMPLEMENTED();
virtual void MemoryWrite8(u64 vaddr, u8 value) override {
Memory::Write8(vaddr, value);
}
virtual void MemoryWrite16(u64 vaddr, u16 value) override {
Memory::Write16(vaddr, value);
}
virtual void MemoryWrite32(u64 vaddr, u32 value) override {
Memory::Write32(vaddr, value);
}
virtual void MemoryWrite64(u64 vaddr, u64 value) override {
Memory::Write64(vaddr, value);
}
void ARM_Dynarmic::SetPC(u64 /*pc*/) {
UNIMPLEMENTED();
virtual void InterpreterFallback(u64 pc, size_t num_instructions) override {
ARM_Interface::ThreadContext ctx;
parent.SaveContext(ctx);
parent.inner_unicorn.LoadContext(ctx);
parent.inner_unicorn.ExecuteInstructions(num_instructions);
parent.inner_unicorn.SaveContext(ctx);
parent.LoadContext(ctx);
num_interpreted_instructions += num_instructions;
}
virtual void CallSVC(u32 swi) override {
printf("svc %x\n", swi);
Kernel::CallSVC(swi);
}
virtual void AddTicks(u64 ticks) override {
if (ticks > ticks_remaining) {
ticks_remaining = 0;
return;
}
ticks -= ticks_remaining;
}
virtual u64 GetTicksRemaining() override {
return ticks_remaining;
}
ARM_Dynarmic& parent;
size_t ticks_remaining = 0;
size_t num_interpreted_instructions = 0;
u64 tpidrr0_el0 = 0;
};
ARM_Dynarmic::ARM_Dynarmic()
: cb(std::make_unique<ARM_Dynarmic_Callbacks>(*this)),
jit(Dynarmic::A64::UserConfig{cb.get()}) {
ARM_Interface::ThreadContext ctx;
inner_unicorn.SaveContext(ctx);
LoadContext(ctx);
}
ARM_Dynarmic::~ARM_Dynarmic() = default;
void ARM_Dynarmic::MapBackingMemory(u64 address, size_t size, u8* memory,
Kernel::VMAPermission perms) {
inner_unicorn.MapBackingMemory(address, size, memory, perms);
}
void ARM_Dynarmic::SetPC(u64 pc) {
jit.SetPC(pc);
}
u64 ARM_Dynarmic::GetPC() const {
UNIMPLEMENTED();
return {};
return jit.GetPC();
}
u64 ARM_Dynarmic::GetReg(int /*index*/) const {
UNIMPLEMENTED();
return {};
u64 ARM_Dynarmic::GetReg(int index) const {
return jit.GetRegister(index);
}
void ARM_Dynarmic::SetReg(int /*index*/, u64 /*value*/) {
UNIMPLEMENTED();
void ARM_Dynarmic::SetReg(int index, u64 value) {
jit.SetRegister(index, value);
}
const u128& ARM_Dynarmic::GetExtReg(int /*index*/) const {
UNIMPLEMENTED();
static constexpr u128 res{};
return res;
u128 ARM_Dynarmic::GetExtReg(int index) const {
return jit.GetVector(index);
}
void ARM_Dynarmic::SetExtReg(int /*index*/, u128& /*value*/) {
UNIMPLEMENTED();
void ARM_Dynarmic::SetExtReg(int index, u128 value) {
jit.SetVector(index, value);
}
u32 ARM_Dynarmic::GetVFPReg(int /*index*/) const {
@ -51,41 +122,56 @@ void ARM_Dynarmic::SetVFPReg(int /*index*/, u32 /*value*/) {
}
u32 ARM_Dynarmic::GetCPSR() const {
UNIMPLEMENTED();
return {};
return jit.GetPstate();
}
void ARM_Dynarmic::SetCPSR(u32 /*cpsr*/) {
UNIMPLEMENTED();
void ARM_Dynarmic::SetCPSR(u32 cpsr) {
jit.SetPstate(cpsr);
}
VAddr ARM_Dynarmic::GetTlsAddress() const {
UNIMPLEMENTED();
return {};
u64 ARM_Dynarmic::GetTlsAddress() const {
return cb->tpidrr0_el0;
}
void ARM_Dynarmic::SetTlsAddress(VAddr /*address*/) {
UNIMPLEMENTED();
void ARM_Dynarmic::SetTlsAddress(u64 address) {
cb->tpidrr0_el0 = address;
}
void ARM_Dynarmic::ExecuteInstructions(int /*num_instructions*/) {
UNIMPLEMENTED();
void ARM_Dynarmic::ExecuteInstructions(int num_instructions) {
cb->ticks_remaining = num_instructions;
jit.Run();
CoreTiming::AddTicks(num_instructions - cb->num_interpreted_instructions);
cb->num_interpreted_instructions = 0;
}
void ARM_Dynarmic::SaveContext(ARM_Interface::ThreadContext& /*ctx*/) {
UNIMPLEMENTED();
void ARM_Dynarmic::SaveContext(ARM_Interface::ThreadContext& ctx) {
ctx.cpu_registers = jit.GetRegisters();
ctx.sp = jit.GetSP();
ctx.pc = jit.GetPC();
ctx.cpsr = jit.GetPstate();
ctx.fpu_registers = jit.GetVectors();
ctx.fpscr = jit.GetFpcr();
ctx.tls_address = cb->tpidrr0_el0;
}
void ARM_Dynarmic::LoadContext(const ARM_Interface::ThreadContext& /*ctx*/) {
UNIMPLEMENTED();
void ARM_Dynarmic::LoadContext(const ARM_Interface::ThreadContext& ctx) {
jit.SetRegisters(ctx.cpu_registers);
jit.SetSP(ctx.sp);
jit.SetPC(ctx.pc);
jit.SetPstate(ctx.cpsr);
jit.SetVectors(ctx.fpu_registers);
jit.SetFpcr(ctx.fpscr);
cb->tpidrr0_el0 = ctx.tls_address;
}
void ARM_Dynarmic::PrepareReschedule() {
UNIMPLEMENTED();
if (jit.IsExecuting()) {
jit.HaltExecution();
}
}
void ARM_Dynarmic::ClearInstructionCache() {
UNIMPLEMENTED();
jit.ClearCache();
}
void ARM_Dynarmic::PageTableChanged() {

16
src/core/arm/dynarmic/arm_dynarmic.h
View file

@ -4,12 +4,18 @@
#pragma once
#include <memory>
#include <dynarmic/A64/a64.h>
#include "common/common_types.h"
#include "core/arm/arm_interface.h"
#include "core/arm/unicorn/arm_unicorn.h"
class ARM_Dynarmic_Callbacks;
class ARM_Dynarmic final : public ARM_Interface {
public:
ARM_Dynarmic();
~ARM_Dynarmic();
void MapBackingMemory(VAddr address, size_t size, u8* memory,
Kernel::VMAPermission perms) override;
@ -18,8 +24,8 @@ public:
u64 GetPC() const override;
u64 GetReg(int index) const override;
void SetReg(int index, u64 value) override;
const u128& GetExtReg(int index) const override;
void SetExtReg(int index, u128& value) override;
u128 GetExtReg(int index) const override;
void SetExtReg(int index, u128 value) override;
u32 GetVFPReg(int index) const override;
void SetVFPReg(int index, u32 value) override;
u32 GetCPSR() const override;
@ -35,4 +41,10 @@ public:
void ClearInstructionCache() override;
void PageTableChanged() override;
private:
friend class ARM_Dynarmic_Callbacks;
std::unique_ptr<ARM_Dynarmic_Callbacks> cb;
Dynarmic::A64::Jit jit;
ARM_Unicorn inner_unicorn;
};

20
src/core/arm/unicorn/arm_unicorn.cpp
View file

@ -108,13 +108,13 @@ void ARM_Unicorn::SetReg(int regn, u64 val) {
CHECKED(uc_reg_write(uc, treg, &val));
}
const u128& ARM_Unicorn::GetExtReg(int /*index*/) const {
u128 ARM_Unicorn::GetExtReg(int /*index*/) const {
UNIMPLEMENTED();
static constexpr u128 res{};
return res;
}
void ARM_Unicorn::SetExtReg(int /*index*/, u128& /*value*/) {
void ARM_Unicorn::SetExtReg(int /*index*/, u128 /*value*/) {
UNIMPLEMENTED();
}
@ -168,10 +168,12 @@ void ARM_Unicorn::SaveContext(ARM_Interface::ThreadContext& ctx) {
uregs[i] = UC_ARM64_REG_X0 + i;
tregs[i] = &ctx.cpu_registers[i];
}
uregs[29] = UC_ARM64_REG_X29;
tregs[29] = (void*)&ctx.cpu_registers[29];
uregs[30] = UC_ARM64_REG_X30;
tregs[30] = (void*)&ctx.cpu_registers[30];
CHECKED(uc_reg_read_batch(uc, uregs, tregs, 29));
CHECKED(uc_reg_read(uc, UC_ARM64_REG_X29, &ctx.cpu_registers[29]));
CHECKED(uc_reg_read(uc, UC_ARM64_REG_X30, &ctx.lr));
CHECKED(uc_reg_read_batch(uc, uregs, tregs, 31));
ctx.tls_address = GetTlsAddress();
@ -195,10 +197,12 @@ void ARM_Unicorn::LoadContext(const ARM_Interface::ThreadContext& ctx) {
uregs[i] = UC_ARM64_REG_X0 + i;
tregs[i] = (void*)&ctx.cpu_registers[i];
}
uregs[29] = UC_ARM64_REG_X29;
tregs[29] = (void*)&ctx.cpu_registers[29];
uregs[30] = UC_ARM64_REG_X30;
tregs[30] = (void*)&ctx.cpu_registers[30];
CHECKED(uc_reg_write_batch(uc, uregs, tregs, 29));
CHECKED(uc_reg_write(uc, UC_ARM64_REG_X29, &ctx.cpu_registers[29]));
CHECKED(uc_reg_write(uc, UC_ARM64_REG_X30, &ctx.lr));
CHECKED(uc_reg_write_batch(uc, uregs, tregs, 31));
SetTlsAddress(ctx.tls_address);

5
src/core/arm/unicorn/arm_unicorn.h
View file

@ -9,7 +9,6 @@
#include "core/arm/arm_interface.h"
class ARM_Unicorn final : public ARM_Interface {
public:
ARM_Unicorn();
~ARM_Unicorn();
@ -19,8 +18,8 @@ public:
u64 GetPC() const override;
u64 GetReg(int index) const override;
void SetReg(int index, u64 value) override;
const u128& GetExtReg(int index) const override;
void SetExtReg(int index, u128& value) override;
u128 GetExtReg(int index) const override;
void SetExtReg(int index, u128 value) override;
u32 GetVFPReg(int index) const override;
void SetVFPReg(int index, u32 value) override;
u32 GetCPSR() const override;

4
src/core/core.cpp
View file

@ -6,6 +6,7 @@
#include <utility>
#include "audio_core/audio_core.h"
#include "common/logging/log.h"
#include "core/arm/dynarmic/arm_dynarmic.h"
#include "core/arm/unicorn/arm_unicorn.h"
#include "core/core.h"
#include "core/core_timing.h"
@ -139,7 +140,8 @@ void System::Reschedule() {
System::ResultStatus System::Init(EmuWindow* emu_window, u32 system_mode) {
LOG_DEBUG(HW_Memory, "initialized OK");
cpu_core = std::make_unique<ARM_Unicorn>();
// TODO: Configuration option
cpu_core = std::make_unique<ARM_Dynarmic>();
telemetry_session = std::make_unique<Core::TelemetrySession>();
CoreTiming::Init();