226 lines
7.0 KiB
CMake
226 lines
7.0 KiB
CMake
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cmake_minimum_required(VERSION 3.11)
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# Detect WasiEnv
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if(DEFINED ENV{WASI_CC})
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set(WASIENV 1)
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endif()
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# Detect MinGW
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if(WIN32 AND CMAKE_C_COMPILER_ID MATCHES "GNU")
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set(MINGW 1)
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endif()
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# Set options
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if(NOT CMAKE_BUILD_TYPE)
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set(CMAKE_BUILD_TYPE "Release" CACHE STRING "set build type to Release")
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endif()
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if(WASIENV)
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set(BUILD_WASI "metawasi" CACHE STRING "WASI implementation")
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elseif(EMSCRIPTEN OR EMSCRIPTEN_LIB)
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set(BUILD_WASI "none" CACHE STRING "WASI implementation")
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else()
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set(BUILD_WASI "uvwasi" CACHE STRING "WASI implementation")
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endif()
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set_property(CACHE BUILD_WASI PROPERTY STRINGS none simple uvwasi metawasi)
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option(BUILD_NATIVE "Build with machine-specific optimisations" ON)
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set(OUT_FILE "wasm3")
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if(NOT APP_DIR)
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set(APP_DIR "platforms/app")
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endif()
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# Configure the toolchain
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if(CLANG OR CLANG_SUFFIX)
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set(CMAKE_C_COMPILER "clang${CLANG_SUFFIX}")
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set(CMAKE_CXX_COMPILER "clang++${CLANG_SUFFIX}")
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if(BUILD_FUZZ)
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set(CMAKE_TRY_COMPILE_TARGET_TYPE "STATIC_LIBRARY")
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set(OUT_FILE "wasm3-fuzzer")
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set(APP_DIR "platforms/app_fuzz")
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set(CMAKE_BUILD_TYPE "Debug" CACHE STRING "set build type to Debug")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fsanitize=fuzzer,address")
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set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fsanitize=fuzzer,address")
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endif()
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endif()
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if(CLANG_CL)
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set(CMAKE_C_COMPILER "clang-cl")
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set(CMAKE_CXX_COMPILER "clang-cl")
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set(CMAKE_LINKER "lld-link")
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endif()
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if(EMSCRIPTEN OR EMSCRIPTEN_LIB)
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set(CMAKE_C_COMPILER "emcc")
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set(CMAKE_CXX_COMPILER "em++")
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if (EMSCRIPTEN_LIB)
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set(APP_DIR "platforms/emscripten_lib")
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set(OUT_FILE "wasm3.wasm")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -s STANDALONE_WASM")
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else()
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set(APP_DIR "platforms/emscripten")
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set(OUT_FILE "wasm3.html")
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endif()
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endif()
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if(BUILD_32BIT)
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -m32")
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endif()
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project(wasm3)
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message("----")
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message("Generator: ${CMAKE_GENERATOR}")
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message("Compiler: ${CMAKE_C_COMPILER_ID}")
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message("Build Type: ${CMAKE_BUILD_TYPE}")
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include(CheckIPOSupported)
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set(CMAKE_C_STANDARD 99)
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set(CMAKE_C_STANDARD_REQUIRED YES)
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set(CMAKE_C_EXTENSIONS NO)
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set(CMAKE_CXX_STANDARD 11)
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set(CMAKE_CXX_STANDARD_REQUIRED YES)
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set(CMAKE_CXX_EXTENSIONS NO)
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file(GLOB app_srcs "${APP_DIR}/*.c")
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add_executable(${OUT_FILE} ${app_srcs})
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#-fno-optimize-sibling-calls
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set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -DDEBUG=1")
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if(EMSCRIPTEN OR EMSCRIPTEN_LIB)
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -s GLOBAL_BASE=1024 -s TOTAL_STACK=2MB -s INITIAL_MEMORY=4MB -s ALLOW_MEMORY_GROWTH")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -s EXPORTED_FUNCTIONS=\"[\\\"_malloc\\\",\\\"_free\\\",\\\"_main\\\"]\"")
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set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -O3 -flto -Wfatal-errors -s ASSERTIONS=0")
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set(CMAKE_EXE_LINKER_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} --strip-all --gc-sections")
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if(WASM_EXT)
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -mbulk-memory -mnontrapping-fptoint -msign-ext -mtail-call")
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endif()
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elseif(WASIENV)
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Dd_m3HasTracer")
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set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -O3 -Wfatal-errors -fomit-frame-pointer -fno-stack-check -fno-stack-protector")
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if(WASM_EXT)
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -mbulk-memory -mnontrapping-fptoint -msign-ext -mtail-call")
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endif()
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# TODO: LTO breaks wasm imports currently:
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# https://www.mail-archive.com/llvm-bugs@lists.llvm.org/msg36273.html
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#-flto -Wl,--lto-O3
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set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,-z,stack-size=8388608")
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elseif(WIN32 AND NOT MINGW)
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Dd_m3HasTracer -D_CRT_SECURE_NO_WARNINGS /WX- /diagnostics:column")
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string(REGEX REPLACE "/W[0-4]" "/W0" CMAKE_C_FLAGS "${CMAKE_C_FLAGS}")
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if (CMAKE_C_COMPILER_ID MATCHES "MSVC")
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if("${CMAKE_SIZEOF_VOID_P}" STREQUAL "4")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /d2noftol3")
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endif()
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set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} /Oxs /Oy /GS- /Zi /Zo /arch:AVX2")
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# Uncomment this if you want to disassemble the release build,
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# for example: dumpbin /DISASM wasm3.exe /out:wasm3.S
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#set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} /DEBUG:FULL")
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else()
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set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} /Oxs /Oy /GS- /Qvec -Clang -O3")
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endif()
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set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} /STACK:8388608") # stack size
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else()
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Dd_m3HasTracer") #-Dd_m3FixedHeap=1048576
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra -Wparentheses -Wundef -Wpointer-arith -Wstrict-aliasing=2")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Werror=implicit-function-declaration") # -Werror=cast-align
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-unused-function -Wno-unused-variable -Wno-unused-parameter -Wno-missing-field-initializers")
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if (CMAKE_C_COMPILER_ID MATCHES "Clang")
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# TODO: Place clang-specific options here
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elseif(CMAKE_C_COMPILER_ID MATCHES "Intel")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fp-model precise")
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elseif(CMAKE_C_COMPILER_ID MATCHES "GNU")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wjump-misses-init")
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endif()
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set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -O0 -save-temps")
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set(CMAKE_C_FLAGS_RELEASE "-O3 -Wfatal-errors -fomit-frame-pointer -fno-stack-check -fno-stack-protector") #-fno-inline
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if(BUILD_NATIVE)
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if(APPLE AND CMAKE_C_COMPILER_ID MATCHES "Clang" AND CMAKE_HOST_SYSTEM_PROCESSOR MATCHES "arm64")
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set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -mcpu=native")
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else()
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set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -march=native")
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endif()
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endif()
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set(CMAKE_EXE_LINKER_FLAGS_DEBUG "-O0")
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set(CMAKE_EXE_LINKER_FLAGS_RELEASE "-O3")
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target_link_libraries(${OUT_FILE} m)
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endif()
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target_link_libraries(${OUT_FILE} m3)
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if(BUILD_WASI MATCHES "simple")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Dd_m3HasWASI")
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elseif(BUILD_WASI MATCHES "metawasi")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Dd_m3HasMetaWASI")
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elseif(BUILD_WASI MATCHES "uvwasi")
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include(FetchContent)
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FetchContent_Declare(
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uvwasi
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GIT_REPOSITORY https://github.com/nodejs/uvwasi.git
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GIT_TAG b599542f7ce001e04cdff9db82b05fee96bb3332
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)
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FetchContent_GetProperties(uvwasi)
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if(NOT uvwasi_POPULATED)
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FetchContent_Populate(uvwasi)
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include_directories("${uvwasi_SOURCE_DIR}/include")
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add_subdirectory(${uvwasi_SOURCE_DIR} ${uvwasi_BINARY_DIR} EXCLUDE_FROM_ALL)
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endif()
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Dd_m3HasUVWASI")
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target_link_libraries(${OUT_FILE} uvwasi_a uv_a)
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endif()
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check_ipo_supported(RESULT result)
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if(result AND NOT WASIENV) # TODO: LTO breaks wasm imports
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set_property(TARGET ${OUT_FILE} PROPERTY INTERPROCEDURAL_OPTIMIZATION True)
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message("LTO: ON")
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else()
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message("LTO: OFF")
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endif()
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add_subdirectory(source)
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message("Flags: ${CMAKE_C_FLAGS}")
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message("Debug flags: ${CMAKE_C_FLAGS_DEBUG}")
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message("Release flags: ${CMAKE_C_FLAGS_RELEASE}")
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message("----")
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