cmake_minimum_required(VERSION 3.16) project(mkw_recompiled) if((NOT (WIN32 AND MINGW)) AND (NOT CMAKE_SYSTEM_NAME STREQUAL "Linux")) message(FATAL_ERROR "WiiCompiled requires Windows (LLVM-MinGW) or native Linux") endif() if(NOT CMAKE_CXX_COMPILER_ID STREQUAL "Clang" OR NOT CMAKE_SIZEOF_VOID_P EQUAL 8 OR NOT CMAKE_SYSTEM_PROCESSOR MATCHES "^(AMD64|amd64|x86_64|X86_64|aarch64|arm64|ARM64)$") message(FATAL_ERROR "WiiCompiled requires 64-bit Clang targeting x86_64 or aarch64") endif() if(NOT CMAKE_BUILD_TYPE STREQUAL "Release") message(FATAL_ERROR "WiiCompiled only supports Release builds") endif() # Preprocessor definitions that belong to this project's own code (the runtime, # the translated shards and the product glue) and to nothing else. They are # applied directory-scoped, immediately after the aurora add_subdirectory() call, # so every target created afterwards (mkw_runtime_common, the translated shard # libraries and the products in cmake/PublicProducts.cmake) inherits them while # aurora-main and its third-party tree stay unaffected. set(MKW_PROJECT_COMPILE_DEFINITIONS NOMINMAX) set(CMAKE_CXX_STANDARD 17) # Declared before the vendored libraries so the third-party block below can # branch on it and so cmake/NativePrebuilt.cmake is included after the names it # must provide are known. set(MKW_NATIVE_PREBUILT_DIR "" CACHE PATH "Precompiled aurora/third-party package to link instead of building aurora-main") # Maintainer-only counterpart: describe the configured aurora build so the # package can be harvested from it. set(MKW_NATIVE_PREBUILT_EXPORT_DIR "" CACHE PATH "Maintainer-only: write a description of the configured aurora build here") # The two Crypto++ configuration macros are load-bearing for ABI: they shape the # structs and inline code the headers generate, so a first-party TU including # must see exactly what the archive was compiled with. Both the # from-source target below and the prebuilt import in cmake/NativePrebuilt.cmake # consume this one definition. set(MKW_CRYPTOPP_INTERFACE_DEFINITIONS CRYPTOPP_DISABLE_ASM CRYPTOPP_NO_GLOBAL_BYTE) # Riivolution XML is parsed with pugixml, matching the parser used by Dolphin. # The four upstream files from v1.15 (ee86beb30e4973f5feffe3ce63bfa4fbadf72f38) # are vendored so builds remain usable with FETCHCONTENT_FULLY_DISCONNECTED. add_library(mkw_pugixml STATIC third_party/pugixml/pugixml.cpp) add_library(mkw::pugixml ALIAS mkw_pugixml) target_include_directories(mkw_pugixml PUBLIC third_party/pugixml) target_compile_features(mkw_pugixml PUBLIC cxx_std_17) set_target_properties(mkw_pugixml PROPERTIES UNITY_BUILD OFF) # Non-Windows guest-fiber scheduling (runtime/src/fiber_manager.cpp) needs a symmetric # stackful-coroutine primitive to stand in for Win32 Fibers. libco's co_switch() transfers # directly to any other created coroutine, matching SwitchToFiber's semantics exactly (unlike # asymmetric resume/yield coroutine libraries, which would need every call site restructured). # Vendored from upstream (higan-emu/libco @ e18e09d, 2019-10-16, ISC license; valgrind.h is # separately BSD-style licensed, see third_party/libco/LICENSE) - all of libco's non-Windows # CPU-architecture backends are kept, even though libco.c's own preprocessor dispatch # (__amd64__/__i386__/__arm__/__aarch64__/etc.) only ever selects amd64.c for this project's # x86_64-only target (see the platform/arch check above). Windows keeps using native Fibers # untouched, so this target is never built there. if(NOT WIN32) add_library(mkw_libco STATIC third_party/libco/libco.c) add_library(mkw::libco ALIAS mkw_libco) target_include_directories(mkw_libco PUBLIC third_party/libco) set_target_properties(mkw_libco PROPERTIES UNITY_BUILD OFF) endif() # Runtime configuration is real TOML, parsed by toml11 rather than a project- # specific line parser. Keep it header-only and vendored so disconnected release # builds have exactly the same parser as developer builds. add_library(mkw_toml11 INTERFACE) add_library(mkw::toml11 ALIAS mkw_toml11) target_include_directories(mkw_toml11 SYSTEM INTERFACE third_party/toml11) target_compile_features(mkw_toml11 INTERFACE cxx_std_17) # Wii ES signatures use the standard binary-field sect233r1 curve. Crypto++ # supplies that curve, SHA-1, ECDSA and an OS-seeded CSPRNG. The complete 8.9.0 # source distribution is vendored. Assembly and algorithm-specific SIMD units # are disabled to keep the library portable and independent of the runtime's # x86-64-v3 policy; the static linker retains only the algorithms we reference. # # Crypto++ is by far the most expensive vendored library to compile (~150 # translation units), and under the shipped fixed toolchain it is bit-for-bit # identical for every user, so the prebuilt package harvests its archive and # this block is skipped entirely in that mode (see cmake/NativePrebuilt.cmake). if(NOT MKW_NATIVE_PREBUILT_DIR) file(GLOB MKW_CRYPTOPP_SOURCES CONFIGURE_DEPENDS "${CMAKE_CURRENT_LIST_DIR}/third_party/cryptopp/*.cpp") list(FILTER MKW_CRYPTOPP_SOURCES EXCLUDE REGEX "/(adhoc|bench[123]|datatest|dlltest|fipsalgt|fipstest|pch|regtest[1234]|simple|test|validat[0-9]+)\\.cpp$") list(FILTER MKW_CRYPTOPP_SOURCES EXCLUDE REGEX "(_avx|_ppc|_simd|_sse)\\.cpp$") add_library(mkw_cryptopp STATIC ${MKW_CRYPTOPP_SOURCES}) add_library(mkw::cryptopp ALIAS mkw_cryptopp) target_include_directories(mkw_cryptopp SYSTEM PUBLIC third_party) target_compile_features(mkw_cryptopp PUBLIC cxx_std_17) target_compile_definitions(mkw_cryptopp PUBLIC ${MKW_CRYPTOPP_INTERFACE_DEFINITIONS}) target_compile_options(mkw_cryptopp PRIVATE -w) set_target_properties(mkw_cryptopp PROPERTIES UNITY_BUILD OFF) endif() set(MKW_TRANSLATED_COMPILE_JOBS 0 CACHE STRING "Cap on concurrently compiling translated shard TUs via a Ninja job pool (0 = uncapped). \ Scheduling only - never affects output bytes, so it is deliberately outside the canonical flag fingerprint.") set(MKW_CPPWINRT_INCLUDE_DIR "" CACHE PATH "Optional self-contained C++/WinRT include directory") # Precompiled aurora + third-party package (see launcher/Prepare-NativePrebuilt.ps1). # Empty - the default - keeps the from-source behaviour every developer build # uses. When set, aurora-main, its extern/ tree and the vendored Crypto++ are # not compiled at all; imported targets with the same names are wired up from # the package instead, so this project's own code compiles and links exactly # as before. set(MKW_AURORA_DIR "${CMAKE_CURRENT_LIST_DIR}/../aurora-main") # The translator's explicit float casts are PPC single-precision rounding points. # Fast-math may erase them and change guest-visible integer conversions. set(MKW_TRANSLATED_PPC_FP_OPTIONS -fno-fast-math -ffp-contract=off) # ---------------------------------------------------------------------- # Third-party: aurora-main (provides SDL3 + GPU backends) # ---------------------------------------------------------------------- if(MKW_NATIVE_PREBUILT_DIR) # Precompiled aurora + third-party archives. The source trees are still # present (the runtime includes aurora headers directly), they are simply # not compiled here. include("${CMAKE_CURRENT_LIST_DIR}/cmake/NativePrebuilt.cmake") else() if(NOT EXISTS ${MKW_AURORA_DIR}/CMakeLists.txt) message(FATAL_ERROR "Requested aurora-main but ${MKW_AURORA_DIR} is missing") endif() set(DAWN_ENABLE_D3D11 OFF CACHE BOOL "" FORCE) if(WIN32) set(DAWN_ENABLE_D3D12 ON CACHE BOOL "" FORCE) set(TINT_BUILD_HLSL_WRITER ON CACHE BOOL "" FORCE) set(DAWN_USE_WINDOWS_UI OFF CACHE BOOL "" FORCE) else() # Non-Windows (Linux): mirrors aurora-main's own # _aurora_dawn_set_platform_backends() choice for this platform - Vulkan only, no # D3D/HLSL. Kept in sync here because this project's own CMake FORCEs these cache # variables before aurora-main's add_subdirectory() runs, which pre-empts aurora's # auto-detection (CACHE ... INTERNAL "" without FORCE never overrides an existing value). set(DAWN_ENABLE_D3D12 OFF CACHE BOOL "" FORCE) set(TINT_BUILD_HLSL_WRITER OFF CACHE BOOL "" FORCE) endif() set(DAWN_ENABLE_VULKAN ON CACHE BOOL "" FORCE) set(DAWN_BUILD_SAMPLES OFF CACHE BOOL "" FORCE) set(DAWN_BUILD_TESTS OFF CACHE BOOL "" FORCE) # Provide a tiny stub for DXProgrammableCapture when the SDK/PIX headers are # missing (common on MinGW). Dawn only includes the header; no symbols are # referenced when PIX isn't present. set(MKW_DX_STUB_DIR "${CMAKE_BINARY_DIR}/aurora_dx_stubs") if(NOT EXISTS "${MKW_DX_STUB_DIR}/DXProgrammableCapture.h") file(MAKE_DIRECTORY ${MKW_DX_STUB_DIR}) file(WRITE "${MKW_DX_STUB_DIR}/DXProgrammableCapture.h" "#pragma once\n// Stubbed PIX capture header for Dawn; no functionality when PIX is absent.\n") endif() # Deliberately NOT injected project-wide. Only a from-source Dawn build ever # includes DXProgrammableCapture.h, and this tree consumes Dawn as a prebuilt # package (AURORA_DAWN_PROVIDER=package), so the old # include_directories()/add_compile_options(-I...) pair only added a dead # -I to every one of the ~500 third-party and runtime compile lines. The # aurora_* targets that do want it get it from the # target_include_directories() call further down; a from-source Dawn build # should add it to the Dawn targets the same way. # Keep SDL3 lean when aurora is enabled. set(SDL_SHARED OFF CACHE BOOL "" FORCE) set(SDL_STATIC ON CACHE BOOL "" FORCE) set(SDL_TEST OFF CACHE BOOL "" FORCE) # MinGW/WSL can choke on SDL precompiled headers; disable PCH for aurora/SDL. set(CMAKE_DISABLE_PRECOMPILE_HEADERS ON) # Isolate aurora build products to a subdirectory under the main build dir. add_subdirectory(${MKW_AURORA_DIR} ${CMAKE_BINARY_DIR}/aurora-build EXCLUDE_FROM_ALL) set(CMAKE_DISABLE_PRECOMPILE_HEADERS OFF) # Keep upstream Aurora split: several sources intentionally use file-local # names that collide under this repo's aggressive unity build settings. set(AURORA_TARGETS aurora_core aurora_gx aurora_pad aurora_si aurora_mtx aurora_vi) foreach(t ${AURORA_TARGETS}) if(TARGET ${t}) set_target_properties(${t} PROPERTIES UNITY_BUILD OFF) target_compile_options(${t} PRIVATE -O3 -ffast-math -w -pipe) target_include_directories(${t} PRIVATE ${MKW_DX_STUB_DIR}) # Aurora's own sources include Windows headers and call std::min/max; # they relied on the old project-wide NOMINMAX that no longer leaks # into this subtree, so the define is applied per target here. target_compile_definitions(${t} PRIVATE NOMINMAX) endif() endforeach() # Frame interpolation filters guest NaN/Inf matrices out of a std::sort # comparator, which makes its std::isfinite guards load-bearing for memory # safety, not just match quality. -ffinite-math-only (part of -ffast-math # above) folds those guards to constants and poisons NaN float arguments # via nofpclass, so this one file opts back out of the finite-math # assumption; the file #errors if built without this. Source-scoped # COMPILE_OPTIONS append after the target options, so this overrides the # target's -ffast-math for exactly this TU. if(TARGET aurora_gx) set_source_files_properties("${MKW_AURORA_DIR}/lib/gx/frame_interpolation.cpp" TARGET_DIRECTORY aurora_gx PROPERTIES COMPILE_OPTIONS "-fno-finite-math-only") endif() if(MKW_NATIVE_PREBUILT_EXPORT_DIR) include("${CMAKE_CURRENT_LIST_DIR}/cmake/NativePrebuiltExport.cmake") endif() endif() # Everything from here down is this project's own code, so this is where the # project definitions enter the directory scope. A directory-scoped definition # seeds the COMPILE_DEFINITIONS of targets as they are created, which means: # * aurora-main and its third-party tree were added above -> unaffected; # * mkw_runtime_common, the translated shard libraries and the products in # cmake/PublicProducts.cmake are all created below (that file is include()d, # not add_subdirectory()d, so it shares this directory scope) -> they pick # the definitions up exactly as before. if(MKW_PROJECT_COMPILE_DEFINITIONS) add_compile_definitions(${MKW_PROJECT_COMPILE_DEFINITIONS}) endif() # Runtime sources. CONFIGURE_DEPENDS costs one glob re-check per build (measured # at ~55 ms across the 100+ globs this build already re-verifies for SDL), and it # buys correctness: without it, a newly added src/*.cpp that is not referenced by # a registration file is silently never compiled and never errors. The stale-glob # failure mode is worth far more than the milliseconds. file(GLOB_RECURSE SOURCES CONFIGURE_DEPENDS "src/*.cpp") set(MKW_BASE_PRODUCT_SOURCE "${CMAKE_CURRENT_LIST_DIR}/src/product/base_product.cpp") set(MKW_RETRO_REWIND_PRODUCT_SOURCE "${CMAKE_CURRENT_LIST_DIR}/src/product/retro_rewind_product.cpp") # The host ISA guard is the one translation unit that must not receive the # x86-64-v3 flags, so it gets its own object library instead of riding along in # mkw_runtime_common. See cmake/PublicProducts.cmake and the file's own header. set(MKW_CPU_BASELINE_SOURCE "${CMAKE_CURRENT_LIST_DIR}/src/host_cpu_baseline.cpp") list(REMOVE_ITEM SOURCES ${MKW_BASE_PRODUCT_SOURCE} ${MKW_RETRO_REWIND_PRODUCT_SOURCE} ${MKW_CPU_BASELINE_SOURCE}) # The translator emits the complete, content-addressed source graph. Consuming # this one manifest keeps configure independent of the 28k generated function # files and of optional Retro Rewind artifacts such as code.map. set(MKW_TRANSLATED_SHARD_MANIFEST "${CMAKE_CURRENT_LIST_DIR}/../generated/build_shards/shards.cmake" CACHE FILEPATH "Translator-owned aggregate shard manifest") if(NOT EXISTS "${MKW_TRANSLATED_SHARD_MANIFEST}") message(FATAL_ERROR "Missing translator-owned shard manifest: ${MKW_TRANSLATED_SHARD_MANIFEST}. " "Run Translator.Cli emit-build-shards first; see translator/README.md.") endif() include("${MKW_TRANSLATED_SHARD_MANIFEST}") set(MKW_HAVE_RETRO_REWIND ${MKW_HAVE_RETRO_REWIND_SHARDS}) message(STATUS "Translator graph: ${MKW_SHARED_BASE_FUNCTION_COUNT}/${MKW_BASE_FUNCTION_COUNT} base functions shared; " "${MKW_PROFILE_SENSITIVE_CALLER_COUNT} profile-sensitive callers; " "${MKW_RETRO_REWIND_FUNCTION_COUNT} Retro Rewind functions") set(MKW_RUNTIME_SOURCE_DIR "${CMAKE_CURRENT_LIST_DIR}") include("${CMAKE_CURRENT_LIST_DIR}/cmake/PublicProducts.cmake")