mirror of https://github.com/yuzu-emu/yuzu
unicorn: Use for arm interface on Windows.
This commit is contained in:
bunnei
parent
095f320581
commit
3f8b9181b5
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@ -12,6 +12,8 @@ option(CITRA_USE_BUNDLED_SDL2 "Download bundled SDL2 binaries" OFF)
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option(ENABLE_QT "Enable the Qt frontend" ON)
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option(CITRA_USE_BUNDLED_QT "Download bundled Qt binaries" OFF)
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option(YUZU_USE_BUNDLED_UNICORN "Download bundled Unicorn binaries" OFF)
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option(ENABLE_WEB_SERVICE "Enable web services (telemetry, etc.)" ON)
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option(CITRA_USE_BUNDLED_CURL "FOR MINGW ONLY: Download curl configured against winssl instead of openssl" OFF)
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if (ENABLE_WEB_SERVICE AND CITRA_USE_BUNDLED_CURL AND WINDOWS AND MSVC)
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@ -210,6 +212,35 @@ else()
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set(SDL2_FOUND NO)
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endif()
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if (YUZU_USE_BUNDLED_UNICORN)
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# Detect toolchain and platform
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if (MSVC14 AND ARCHITECTURE_x86_64)
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set(UNICORN_VER "unicorn-1.0.1-yuzu")
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else()
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message(FATAL_ERROR "No bundled Unicorn binaries for your toolchain. Disable YUZU_USE_BUNDLED_UNICORN and provide your own.")
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endif()
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if (DEFINED UNICORN_VER)
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download_bundled_external("unicorn/" ${UNICORN_VER} UNICORN_PREFIX)
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endif()
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if (DEFINED UNICORN_VER)
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download_bundled_external("unicorn/" ${UNICORN_VER} UNICORN_PREFIX)
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endif()
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set(UNICORN_FOUND YES)
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set(UNICORN_INCLUDE_DIR "${UNICORN_PREFIX}/include" CACHE PATH "Path to Unicorn headers")
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set(UNICORN_LIBRARY "${UNICORN_PREFIX}/lib/x64/unicorn_static.lib" CACHE PATH "Path to Unicorn library")
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else()
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find_package(unicorn REQUIRED)
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endif()
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if (UNICORN_FOUND)
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add_library(unicorn INTERFACE)
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target_link_libraries(unicorn INTERFACE "${UNICORN_LIBRARY}")
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target_include_directories(unicorn INTERFACE "${UNICORN_INCLUDE_DIR}")
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endif()
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if (ENABLE_QT)
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if (CITRA_USE_BUNDLED_QT)
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if (MSVC14 AND ARCHITECTURE_x86_64)
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@ -158,7 +158,7 @@ set(HEADERS
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create_directory_groups(${SRCS} ${HEADERS})
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add_library(core STATIC ${SRCS} ${HEADERS})
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target_link_libraries(core PUBLIC common PRIVATE audio_core network video_core)
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target_link_libraries(core PUBLIC Boost::boost PRIVATE cryptopp dynarmic fmt lz4_static)
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target_link_libraries(core PUBLIC Boost::boost PRIVATE cryptopp dynarmic fmt lz4_static unicorn)
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if (ENABLE_WEB_SERVICE)
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target_link_libraries(core PUBLIC json-headers web_service)
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endif()
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@ -0,0 +1,201 @@
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// Copyright 2018 Yuzu Emulator Team
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#include <unicorn/arm64.h>
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#include "common/assert.h"
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#include "common/microprofile.h"
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#include "core/arm/unicorn/arm_unicorn.h"
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#include "core/core.h"
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#include "core/core_timing.h"
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#include "core/hle/kernel/svc.h"
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#define CHECKED(expr) \
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do { \
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if (auto _cerr = (expr)) { \
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ASSERT_MSG(false, "Call " #expr " failed with error: %u (%s)\n", _cerr, \
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uc_strerror(_cerr)); \
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} \
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} while (0)
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static void InterruptHook(uc_engine* uc, u32 intNo, void* user_data) {
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u32 esr{};
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CHECKED(uc_reg_read(uc, UC_ARM64_REG_ESR, &esr));
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auto ec = esr >> 26;
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auto iss = esr & 0xFFFFFF;
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switch (ec) {
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case 0x15: // SVC
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Kernel::CallSVC(iss);
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break;
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}
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}
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static bool UnmappedMemoryHook(uc_engine* uc, uc_mem_type type, u64 addr, int size, u64 value,
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void* user_data) {
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ARM_Interface::ThreadContext ctx{};
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Core::CPU().SaveContext(ctx);
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ASSERT_MSG(false, "Attempted to read from unmapped memory");
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return {};
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}
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ARM_Unicorn::ARM_Unicorn() {
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CHECKED(uc_open(UC_ARCH_ARM64, UC_MODE_ARM, &uc));
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auto fpv = 3 << 20;
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CHECKED(uc_reg_write(uc, UC_ARM64_REG_CPACR_EL1, &fpv));
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uc_hook hook{};
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CHECKED(uc_hook_add(uc, &hook, UC_HOOK_INTR, (void*)InterruptHook, this, 0, -1));
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CHECKED(uc_hook_add(uc, &hook, UC_HOOK_MEM_INVALID, (void*)UnmappedMemoryHook, this, 0, -1));
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}
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ARM_Unicorn::~ARM_Unicorn() {
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CHECKED(uc_close(uc));
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}
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void ARM_Unicorn::MapBackingMemory(VAddr address, size_t size, u8* memory,
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Kernel::VMAPermission perms) {
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CHECKED(uc_mem_map_ptr(uc, address, size, static_cast<u32>(perms), memory));
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}
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void ARM_Unicorn::SetPC(u64 pc) {
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CHECKED(uc_reg_write(uc, UC_ARM64_REG_PC, &pc));
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}
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u64 ARM_Unicorn::GetPC() const {
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u64 val{};
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CHECKED(uc_reg_read(uc, UC_ARM64_REG_PC, &val));
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return val;
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}
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u64 ARM_Unicorn::GetReg(int regn) const {
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u64 val{};
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auto treg = UC_ARM64_REG_SP;
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if (regn <= 28) {
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treg = (uc_arm64_reg)(UC_ARM64_REG_X0 + regn);
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} else if (regn < 31) {
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treg = (uc_arm64_reg)(UC_ARM64_REG_X29 + regn - 29);
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}
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CHECKED(uc_reg_read(uc, treg, &val));
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return val;
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}
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void ARM_Unicorn::SetReg(int regn, u64 val) {
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auto treg = UC_ARM64_REG_SP;
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if (regn <= 28) {
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treg = (uc_arm64_reg)(UC_ARM64_REG_X0 + regn);
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} else if (regn < 31) {
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treg = (uc_arm64_reg)(UC_ARM64_REG_X29 + regn - 29);
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}
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CHECKED(uc_reg_write(uc, treg, &val));
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}
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const u128& ARM_Unicorn::GetExtReg(int /*index*/) const {
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UNIMPLEMENTED();
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static constexpr u128 res{};
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return res;
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}
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void ARM_Unicorn::SetExtReg(int /*index*/, u128& /*value*/) {
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UNIMPLEMENTED();
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}
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u32 ARM_Unicorn::GetVFPReg(int /*index*/) const {
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UNIMPLEMENTED();
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return {};
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}
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void ARM_Unicorn::SetVFPReg(int /*index*/, u32 /*value*/) {
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UNIMPLEMENTED();
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}
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u32 ARM_Unicorn::GetCPSR() const {
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u64 nzcv{};
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CHECKED(uc_reg_read(uc, UC_ARM64_REG_NZCV, &nzcv));
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return static_cast<u32>(nzcv);
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}
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void ARM_Unicorn::SetCPSR(u32 cpsr) {
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u64 nzcv = cpsr;
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CHECKED(uc_reg_write(uc, UC_ARM64_REG_NZCV, &nzcv));
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}
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VAddr ARM_Unicorn::GetTlsAddress() const {
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u64 base{};
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CHECKED(uc_reg_read(uc, UC_ARM64_REG_TPIDRRO_EL0, &base));
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return base;
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}
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void ARM_Unicorn::SetTlsAddress(VAddr base) {
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CHECKED(uc_reg_write(uc, UC_ARM64_REG_TPIDRRO_EL0, &base));
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}
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MICROPROFILE_DEFINE(ARM_Jit, "ARM JIT", "ARM JIT", MP_RGB(255, 64, 64));
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void ARM_Unicorn::ExecuteInstructions(int num_instructions) {
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MICROPROFILE_SCOPE(ARM_Jit);
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CHECKED(uc_emu_start(uc, GetPC(), 1ULL << 63, 0, num_instructions));
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CoreTiming::AddTicks(num_instructions);
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}
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void ARM_Unicorn::SaveContext(ARM_Interface::ThreadContext& ctx) {
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int uregs[32];
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void* tregs[32];
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CHECKED(uc_reg_read(uc, UC_ARM64_REG_SP, &ctx.sp));
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CHECKED(uc_reg_read(uc, UC_ARM64_REG_PC, &ctx.pc));
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CHECKED(uc_reg_read(uc, UC_ARM64_REG_NZCV, &ctx.cpsr));
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for (auto i = 0; i < 29; ++i) {
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uregs[i] = UC_ARM64_REG_X0 + i;
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tregs[i] = &ctx.cpu_registers[i];
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}
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CHECKED(uc_reg_read_batch(uc, uregs, tregs, 29));
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CHECKED(uc_reg_read(uc, UC_ARM64_REG_X29, &ctx.cpu_registers[29]));
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CHECKED(uc_reg_read(uc, UC_ARM64_REG_X30, &ctx.lr));
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ctx.tls_address = GetTlsAddress();
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for (int i = 0; i < 32; ++i) {
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uregs[i] = UC_ARM64_REG_Q0 + i;
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tregs[i] = &ctx.fpu_registers[i];
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}
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CHECKED(uc_reg_read_batch(uc, uregs, tregs, 32));
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}
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void ARM_Unicorn::LoadContext(const ARM_Interface::ThreadContext& ctx) {
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int uregs[32];
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void* tregs[32];
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CHECKED(uc_reg_write(uc, UC_ARM64_REG_SP, &ctx.sp));
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CHECKED(uc_reg_write(uc, UC_ARM64_REG_PC, &ctx.pc));
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CHECKED(uc_reg_write(uc, UC_ARM64_REG_NZCV, &ctx.cpsr));
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for (int i = 0; i < 29; ++i) {
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uregs[i] = UC_ARM64_REG_X0 + i;
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tregs[i] = (void*)&ctx.cpu_registers[i];
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}
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CHECKED(uc_reg_write_batch(uc, uregs, tregs, 29));
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CHECKED(uc_reg_write(uc, UC_ARM64_REG_X29, &ctx.cpu_registers[29]));
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CHECKED(uc_reg_write(uc, UC_ARM64_REG_X30, &ctx.lr));
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SetTlsAddress(ctx.tls_address);
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for (auto i = 0; i < 32; ++i) {
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uregs[i] = UC_ARM64_REG_Q0 + i;
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tregs[i] = (void*)&ctx.fpu_registers[i];
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}
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CHECKED(uc_reg_write_batch(uc, uregs, tregs, 32));
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}
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void ARM_Unicorn::PrepareReschedule() {
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CHECKED(uc_emu_stop(uc));
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}
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void ARM_Unicorn::ClearInstructionCache() {}
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@ -0,0 +1,39 @@
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// Copyright 2018 Yuzu Emulator Team
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#pragma once
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#include <unicorn/unicorn.h>
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#include "common/common_types.h"
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#include "core/arm/arm_interface.h"
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class ARM_Unicorn final : public ARM_Interface {
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public:
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ARM_Unicorn();
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~ARM_Unicorn();
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void MapBackingMemory(VAddr address, size_t size, u8* memory,
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Kernel::VMAPermission perms) override;
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void SetPC(u64 pc) override;
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u64 GetPC() const override;
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u64 GetReg(int index) const override;
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void SetReg(int index, u64 value) override;
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const u128& GetExtReg(int index) const override;
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void SetExtReg(int index, u128& value) override;
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u32 GetVFPReg(int index) const override;
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void SetVFPReg(int index, u32 value) override;
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u32 GetCPSR() const override;
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void SetCPSR(u32 cpsr) override;
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VAddr GetTlsAddress() const override;
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void SetTlsAddress(VAddr address) override;
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void SaveContext(ThreadContext& ctx) override;
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void LoadContext(const ThreadContext& ctx) override;
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void PrepareReschedule() override;
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void ExecuteInstructions(int num_instructions) override;
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void ClearInstructionCache() override;
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void PageTableChanged() override{};
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private:
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uc_engine* uc{};
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};
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@ -6,8 +6,6 @@
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#include <utility>
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#include "audio_core/audio_core.h"
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#include "common/logging/log.h"
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#include "core/arm/arm_interface.h"
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#include "core/arm/dynarmic/arm_dynarmic.h"
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#include "core/arm/unicorn/arm_unicorn.h"
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#include "core/core.h"
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#include "core/core_timing.h"
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@ -140,12 +138,7 @@ void System::Reschedule() {
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System::ResultStatus System::Init(EmuWindow* emu_window, u32 system_mode) {
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LOG_DEBUG(HW_Memory, "initialized OK");
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if (Settings::values.use_cpu_jit) {
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cpu_core = std::make_unique<ARM_Dynarmic>();
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} else {
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cpu_core = std::make_unique<ARM_Unicorn>();
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}
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cpu_core = std::make_unique<ARM_Unicorn>();
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telemetry_session = std::make_unique<Core::TelemetrySession>();
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CoreTiming::Init();
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