unicorn: Use for arm interface on Windows.

This commit is contained in:
bunnei 2018-01-04 00:13:23 -05:00
parent 095f320581
commit 3f8b9181b5
5 changed files with 273 additions and 9 deletions

View file

@ -12,6 +12,8 @@ option(CITRA_USE_BUNDLED_SDL2 "Download bundled SDL2 binaries" OFF)
option(ENABLE_QT "Enable the Qt frontend" ON)
option(CITRA_USE_BUNDLED_QT "Download bundled Qt binaries" OFF)
option(YUZU_USE_BUNDLED_UNICORN "Download bundled Unicorn binaries" OFF)
option(ENABLE_WEB_SERVICE "Enable web services (telemetry, etc.)" ON)
option(CITRA_USE_BUNDLED_CURL "FOR MINGW ONLY: Download curl configured against winssl instead of openssl" OFF)
if (ENABLE_WEB_SERVICE AND CITRA_USE_BUNDLED_CURL AND WINDOWS AND MSVC)
@ -210,6 +212,35 @@ else()
set(SDL2_FOUND NO)
endif()
if (YUZU_USE_BUNDLED_UNICORN)
# Detect toolchain and platform
if (MSVC14 AND ARCHITECTURE_x86_64)
set(UNICORN_VER "unicorn-1.0.1-yuzu")
else()
message(FATAL_ERROR "No bundled Unicorn binaries for your toolchain. Disable YUZU_USE_BUNDLED_UNICORN and provide your own.")
endif()
if (DEFINED UNICORN_VER)
download_bundled_external("unicorn/" ${UNICORN_VER} UNICORN_PREFIX)
endif()
if (DEFINED UNICORN_VER)
download_bundled_external("unicorn/" ${UNICORN_VER} UNICORN_PREFIX)
endif()
set(UNICORN_FOUND YES)
set(UNICORN_INCLUDE_DIR "${UNICORN_PREFIX}/include" CACHE PATH "Path to Unicorn headers")
set(UNICORN_LIBRARY "${UNICORN_PREFIX}/lib/x64/unicorn_static.lib" CACHE PATH "Path to Unicorn library")
else()
find_package(unicorn REQUIRED)
endif()
if (UNICORN_FOUND)
add_library(unicorn INTERFACE)
target_link_libraries(unicorn INTERFACE "${UNICORN_LIBRARY}")
target_include_directories(unicorn INTERFACE "${UNICORN_INCLUDE_DIR}")
endif()
if (ENABLE_QT)
if (CITRA_USE_BUNDLED_QT)
if (MSVC14 AND ARCHITECTURE_x86_64)

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@ -158,7 +158,7 @@ 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 Boost::boost PRIVATE cryptopp dynarmic fmt lz4_static)
target_link_libraries(core PUBLIC Boost::boost PRIVATE cryptopp dynarmic fmt lz4_static unicorn)
if (ENABLE_WEB_SERVICE)
target_link_libraries(core PUBLIC json-headers web_service)
endif()

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@ -0,0 +1,201 @@
// Copyright 2018 Yuzu Emulator Team
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <unicorn/arm64.h>
#include "common/assert.h"
#include "common/microprofile.h"
#include "core/arm/unicorn/arm_unicorn.h"
#include "core/core.h"
#include "core/core_timing.h"
#include "core/hle/kernel/svc.h"
#define CHECKED(expr) \
do { \
if (auto _cerr = (expr)) { \
ASSERT_MSG(false, "Call " #expr " failed with error: %u (%s)\n", _cerr, \
uc_strerror(_cerr)); \
} \
} while (0)
static void InterruptHook(uc_engine* uc, u32 intNo, void* user_data) {
u32 esr{};
CHECKED(uc_reg_read(uc, UC_ARM64_REG_ESR, &esr));
auto ec = esr >> 26;
auto iss = esr & 0xFFFFFF;
switch (ec) {
case 0x15: // SVC
Kernel::CallSVC(iss);
break;
}
}
static bool UnmappedMemoryHook(uc_engine* uc, uc_mem_type type, u64 addr, int size, u64 value,
void* user_data) {
ARM_Interface::ThreadContext ctx{};
Core::CPU().SaveContext(ctx);
ASSERT_MSG(false, "Attempted to read from unmapped memory");
return {};
}
ARM_Unicorn::ARM_Unicorn() {
CHECKED(uc_open(UC_ARCH_ARM64, UC_MODE_ARM, &uc));
auto fpv = 3 << 20;
CHECKED(uc_reg_write(uc, UC_ARM64_REG_CPACR_EL1, &fpv));
uc_hook hook{};
CHECKED(uc_hook_add(uc, &hook, UC_HOOK_INTR, (void*)InterruptHook, this, 0, -1));
CHECKED(uc_hook_add(uc, &hook, UC_HOOK_MEM_INVALID, (void*)UnmappedMemoryHook, this, 0, -1));
}
ARM_Unicorn::~ARM_Unicorn() {
CHECKED(uc_close(uc));
}
void ARM_Unicorn::MapBackingMemory(VAddr address, size_t size, u8* memory,
Kernel::VMAPermission perms) {
CHECKED(uc_mem_map_ptr(uc, address, size, static_cast<u32>(perms), memory));
}
void ARM_Unicorn::SetPC(u64 pc) {
CHECKED(uc_reg_write(uc, UC_ARM64_REG_PC, &pc));
}
u64 ARM_Unicorn::GetPC() const {
u64 val{};
CHECKED(uc_reg_read(uc, UC_ARM64_REG_PC, &val));
return val;
}
u64 ARM_Unicorn::GetReg(int regn) const {
u64 val{};
auto treg = UC_ARM64_REG_SP;
if (regn <= 28) {
treg = (uc_arm64_reg)(UC_ARM64_REG_X0 + regn);
} else if (regn < 31) {
treg = (uc_arm64_reg)(UC_ARM64_REG_X29 + regn - 29);
}
CHECKED(uc_reg_read(uc, treg, &val));
return val;
}
void ARM_Unicorn::SetReg(int regn, u64 val) {
auto treg = UC_ARM64_REG_SP;
if (regn <= 28) {
treg = (uc_arm64_reg)(UC_ARM64_REG_X0 + regn);
} else if (regn < 31) {
treg = (uc_arm64_reg)(UC_ARM64_REG_X29 + regn - 29);
}
CHECKED(uc_reg_write(uc, treg, &val));
}
const u128& ARM_Unicorn::GetExtReg(int /*index*/) const {
UNIMPLEMENTED();
static constexpr u128 res{};
return res;
}
void ARM_Unicorn::SetExtReg(int /*index*/, u128& /*value*/) {
UNIMPLEMENTED();
}
u32 ARM_Unicorn::GetVFPReg(int /*index*/) const {
UNIMPLEMENTED();
return {};
}
void ARM_Unicorn::SetVFPReg(int /*index*/, u32 /*value*/) {
UNIMPLEMENTED();
}
u32 ARM_Unicorn::GetCPSR() const {
u64 nzcv{};
CHECKED(uc_reg_read(uc, UC_ARM64_REG_NZCV, &nzcv));
return static_cast<u32>(nzcv);
}
void ARM_Unicorn::SetCPSR(u32 cpsr) {
u64 nzcv = cpsr;
CHECKED(uc_reg_write(uc, UC_ARM64_REG_NZCV, &nzcv));
}
VAddr ARM_Unicorn::GetTlsAddress() const {
u64 base{};
CHECKED(uc_reg_read(uc, UC_ARM64_REG_TPIDRRO_EL0, &base));
return base;
}
void ARM_Unicorn::SetTlsAddress(VAddr base) {
CHECKED(uc_reg_write(uc, UC_ARM64_REG_TPIDRRO_EL0, &base));
}
MICROPROFILE_DEFINE(ARM_Jit, "ARM JIT", "ARM JIT", MP_RGB(255, 64, 64));
void ARM_Unicorn::ExecuteInstructions(int num_instructions) {
MICROPROFILE_SCOPE(ARM_Jit);
CHECKED(uc_emu_start(uc, GetPC(), 1ULL << 63, 0, num_instructions));
CoreTiming::AddTicks(num_instructions);
}
void ARM_Unicorn::SaveContext(ARM_Interface::ThreadContext& ctx) {
int uregs[32];
void* tregs[32];
CHECKED(uc_reg_read(uc, UC_ARM64_REG_SP, &ctx.sp));
CHECKED(uc_reg_read(uc, UC_ARM64_REG_PC, &ctx.pc));
CHECKED(uc_reg_read(uc, UC_ARM64_REG_NZCV, &ctx.cpsr));
for (auto i = 0; i < 29; ++i) {
uregs[i] = UC_ARM64_REG_X0 + i;
tregs[i] = &ctx.cpu_registers[i];
}
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));
ctx.tls_address = GetTlsAddress();
for (int i = 0; i < 32; ++i) {
uregs[i] = UC_ARM64_REG_Q0 + i;
tregs[i] = &ctx.fpu_registers[i];
}
CHECKED(uc_reg_read_batch(uc, uregs, tregs, 32));
}
void ARM_Unicorn::LoadContext(const ARM_Interface::ThreadContext& ctx) {
int uregs[32];
void* tregs[32];
CHECKED(uc_reg_write(uc, UC_ARM64_REG_SP, &ctx.sp));
CHECKED(uc_reg_write(uc, UC_ARM64_REG_PC, &ctx.pc));
CHECKED(uc_reg_write(uc, UC_ARM64_REG_NZCV, &ctx.cpsr));
for (int i = 0; i < 29; ++i) {
uregs[i] = UC_ARM64_REG_X0 + i;
tregs[i] = (void*)&ctx.cpu_registers[i];
}
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));
SetTlsAddress(ctx.tls_address);
for (auto i = 0; i < 32; ++i) {
uregs[i] = UC_ARM64_REG_Q0 + i;
tregs[i] = (void*)&ctx.fpu_registers[i];
}
CHECKED(uc_reg_write_batch(uc, uregs, tregs, 32));
}
void ARM_Unicorn::PrepareReschedule() {
CHECKED(uc_emu_stop(uc));
}
void ARM_Unicorn::ClearInstructionCache() {}

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@ -0,0 +1,39 @@
// Copyright 2018 Yuzu Emulator Team
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <unicorn/unicorn.h>
#include "common/common_types.h"
#include "core/arm/arm_interface.h"
class ARM_Unicorn final : public ARM_Interface {
public:
ARM_Unicorn();
~ARM_Unicorn();
void MapBackingMemory(VAddr address, size_t size, u8* memory,
Kernel::VMAPermission perms) override;
void SetPC(u64 pc) override;
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;
u32 GetVFPReg(int index) const override;
void SetVFPReg(int index, u32 value) override;
u32 GetCPSR() const override;
void SetCPSR(u32 cpsr) override;
VAddr GetTlsAddress() const override;
void SetTlsAddress(VAddr address) override;
void SaveContext(ThreadContext& ctx) override;
void LoadContext(const ThreadContext& ctx) override;
void PrepareReschedule() override;
void ExecuteInstructions(int num_instructions) override;
void ClearInstructionCache() override;
void PageTableChanged() override{};
private:
uc_engine* uc{};
};

View file

@ -6,8 +6,6 @@
#include <utility>
#include "audio_core/audio_core.h"
#include "common/logging/log.h"
#include "core/arm/arm_interface.h"
#include "core/arm/dynarmic/arm_dynarmic.h"
#include "core/arm/unicorn/arm_unicorn.h"
#include "core/core.h"
#include "core/core_timing.h"
@ -140,12 +138,7 @@ void System::Reschedule() {
System::ResultStatus System::Init(EmuWindow* emu_window, u32 system_mode) {
LOG_DEBUG(HW_Memory, "initialized OK");
if (Settings::values.use_cpu_jit) {
cpu_core = std::make_unique<ARM_Dynarmic>();
} else {
cpu_core = std::make_unique<ARM_Unicorn>();
}
cpu_core = std::make_unique<ARM_Unicorn>();
telemetry_session = std::make_unique<Core::TelemetrySession>();
CoreTiming::Init();