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CMakeLists.txt
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CMakeLists.txt
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cmake_minimum_required(VERSION 2.8.12)
# Use ccache if possible
FIND_PROGRAM(CCACHE_PROGRAM ccache)
IF(CCACHE_PROGRAM)
MESSAGE(STATUS "Found ccache ${CCACHE_PROGRAM}")
ENDIF()
if(NOT CMAKE_BUILD_TYPE)
set(CMAKE_BUILD_TYPE "Debug" CACHE STRING
"Choose the type of build, options are: None Debug Release RelWithDebInfo MinSizeRel." FORCE)
endif()
if(NOT CMAKE_INSTALL_PREFIX)
set(CMAKE_INSTALL_PREFIX "${CMAKE_BINARY_DIR}/stage1" CACHE STRING
"Directory to install zig to" FORCE)
endif()
set(CMAKE_USER_MAKE_RULES_OVERRIDE
${CMAKE_CURRENT_SOURCE_DIR}/cmake/c_flag_overrides.cmake)
set(CMAKE_USER_MAKE_RULES_OVERRIDE_CXX
${CMAKE_CURRENT_SOURCE_DIR}/cmake/cxx_flag_overrides.cmake)
project(zig C CXX)
set(CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake ${CMAKE_MODULE_PATH})
set(ZIG_VERSION_MAJOR 0)
set(ZIG_VERSION_MINOR 10)
set(ZIG_VERSION_PATCH 0)
set(ZIG_VERSION "" CACHE STRING "Override Zig version string. Default is to find out with git.")
if("${ZIG_VERSION}" STREQUAL "")
set(ZIG_VERSION "${ZIG_VERSION_MAJOR}.${ZIG_VERSION_MINOR}.${ZIG_VERSION_PATCH}")
find_program(GIT_EXE NAMES git)
if(GIT_EXE)
execute_process(
COMMAND ${GIT_EXE} -C ${CMAKE_SOURCE_DIR} describe --match *.*.* --tags
RESULT_VARIABLE EXIT_STATUS
OUTPUT_VARIABLE GIT_DESCRIBE
OUTPUT_STRIP_TRAILING_WHITESPACE
ERROR_QUIET)
if(EXIT_STATUS EQUAL "0")
if(GIT_DESCRIBE MATCHES "^v?([0-9]+\\.[0-9]+\\.[0-9]+)$")
# Tagged release version.
set(GIT_TAG ${CMAKE_MATCH_1})
if(NOT GIT_TAG VERSION_EQUAL ZIG_VERSION)
message(SEND_ERROR "Zig version (${ZIG_VERSION}) does not match Git tag (${GIT_TAG}).")
endif()
elseif(GIT_DESCRIBE MATCHES "^v?([0-9]+\\.[0-9]+\\.[0-9]+)-([0-9]+)-g(.+)$")
# Untagged pre-release. The Zig version is updated to include the number of commits
# since the last tagged version and the commit hash. The version is formatted in
# accordance with the https://semver.org specification.
set(GIT_TAG ${CMAKE_MATCH_1})
set(GIT_COMMITS_AFTER_TAG ${CMAKE_MATCH_2})
set(GIT_COMMIT ${CMAKE_MATCH_3})
if(NOT ZIG_VERSION VERSION_GREATER GIT_TAG)
message(SEND_ERROR "Zig version (${ZIG_VERSION}) must be greater than tagged ancestor (${GIT_TAG}).")
endif()
set(ZIG_VERSION "${ZIG_VERSION}-dev.${GIT_COMMITS_AFTER_TAG}+${GIT_COMMIT}")
else()
message(WARNING "Failed to parse version from output of `git describe`.")
endif()
endif()
endif()
endif()
message(STATUS "Configuring zig version ${ZIG_VERSION}")
set(ZIG_STATIC off CACHE BOOL "Attempt to build a static zig executable (not compatible with glibc)")
set(ZIG_STATIC_LLVM off CACHE BOOL "Prefer linking against static LLVM libraries")
set(ZIG_STATIC_ZLIB off CACHE BOOL "Prefer linking against static zlib")
set(ZIG_PREFER_CLANG_CPP_DYLIB off CACHE BOOL "Try to link against -lclang-cpp")
set(ZIG_USE_CCACHE off CACHE BOOL "Use ccache if available")
if(CCACHE_PROGRAM AND ZIG_USE_CCACHE)
SET_PROPERTY(GLOBAL PROPERTY RULE_LAUNCH_COMPILE "${CCACHE_PROGRAM}")
endif()
if(ZIG_STATIC)
set(ZIG_STATIC_LLVM ON)
set(ZIG_STATIC_ZLIB ON)
endif()
string(REGEX REPLACE "\\\\" "\\\\\\\\" ZIG_LIBC_LIB_DIR_ESCAPED "${ZIG_LIBC_LIB_DIR}")
string(REGEX REPLACE "\\\\" "\\\\\\\\" ZIG_LIBC_STATIC_LIB_DIR_ESCAPED "${ZIG_LIBC_STATIC_LIB_DIR}")
string(REGEX REPLACE "\\\\" "\\\\\\\\" ZIG_LIBC_INCLUDE_DIR_ESCAPED "${ZIG_LIBC_INCLUDE_DIR}")
option(ZIG_TEST_COVERAGE "Build Zig with test coverage instrumentation" OFF)
set(ZIG_TARGET_TRIPLE "native" CACHE STRING "arch-os-abi to output binaries for")
set(ZIG_TARGET_MCPU "baseline" CACHE STRING "-mcpu parameter to output binaries for")
set(ZIG_EXECUTABLE "" CACHE STRING "(when cross compiling) path to already-built zig binary")
set(ZIG_SINGLE_THREADED off CACHE BOOL "limit the zig compiler to use only 1 thread")
set(ZIG_OMIT_STAGE2 off CACHE BOOL "omit the stage2 backend from stage1")
if("${CMAKE_BUILD_TYPE}" STREQUAL "Debug")
set(ZIG_ENABLE_LOGGING ON CACHE BOOL "enable logging")
else()
set(ZIG_ENABLE_LOGGING OFF CACHE BOOL "enable logging")
endif()
if("${ZIG_TARGET_TRIPLE}" STREQUAL "native")
set(ZIG_USE_LLVM_CONFIG ON CACHE BOOL "use llvm-config to find LLVM libraries")
else()
set(ZIG_USE_LLVM_CONFIG OFF CACHE BOOL "use llvm-config to find LLVM libraries")
endif()
find_package(llvm 13)
find_package(clang 13)
find_package(lld 13)
if(ZIG_STATIC_ZLIB)
list(REMOVE_ITEM LLVM_LIBRARIES "-lz")
find_library(ZLIB NAMES libz.a libzlibstatic.a z zlib libz)
list(APPEND LLVM_LIBRARIES "${ZLIB}")
endif()
if(APPLE AND ZIG_STATIC)
list(REMOVE_ITEM LLVM_LIBRARIES "-lcurses")
find_library(CURSES NAMES libcurses.a libncurses.a
PATHS
/usr/local/opt/ncurses/lib
/opt/homebrew/opt/ncurses/lib)
list(APPEND LLVM_LIBRARIES "${CURSES}")
endif()
set(ZIG_CPP_LIB_DIR "${CMAKE_BINARY_DIR}/zigcpp")
# Handle multi-config builds and place each into a common lib. The VS generator
# for example will append a Debug folder by default if not explicitly specified.
set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${ZIG_CPP_LIB_DIR})
set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${ZIG_CPP_LIB_DIR})
foreach(CONFIG_TYPE ${CMAKE_CONFIGURATION_TYPES})
string(TOUPPER ${CONFIG_TYPE} CONFIG_TYPE)
set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY_${CONFIG_TYPE} ${ZIG_CPP_LIB_DIR})
set(CMAKE_LIBRARY_OUTPUT_DIRECTORY_${CONFIG_TYPE} ${ZIG_CPP_LIB_DIR})
endforeach(CONFIG_TYPE CMAKE_CONFIGURATION_TYPES)
include_directories(${LLVM_INCLUDE_DIRS})
include_directories(${LLD_INCLUDE_DIRS})
include_directories(${CLANG_INCLUDE_DIRS})
# No patches have been applied to SoftFloat-3e
set(EMBEDDED_SOFTFLOAT_SOURCES
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/8086/f128M_isSignalingNaN.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/8086/extF80M_isSignalingNaN.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/8086/s_commonNaNToF128M.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/8086/s_commonNaNToExtF80M.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/8086/s_commonNaNToF16UI.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/8086/s_commonNaNToF32UI.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/8086/s_commonNaNToF64UI.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/8086/s_f128MToCommonNaN.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/8086/s_extF80MToCommonNaN.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/8086/s_f16UIToCommonNaN.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/8086/s_f32UIToCommonNaN.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/8086/s_f64UIToCommonNaN.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/8086/s_propagateNaNF128M.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/8086/s_propagateNaNExtF80M.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/8086/s_propagateNaNF16UI.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/8086/softfloat_raiseFlags.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f128M_add.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f128M_div.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f128M_eq.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f128M_eq_signaling.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f128M_le.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f128M_le_quiet.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f128M_lt.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f128M_lt_quiet.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f128M_mul.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f128M_mulAdd.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f128M_rem.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f128M_roundToInt.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f128M_sqrt.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f128M_sub.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f128M_to_f16.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f128M_to_f32.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f128M_to_f64.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f128M_to_extF80M.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f128M_to_i32.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f128M_to_i32_r_minMag.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f128M_to_i64.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f128M_to_i64_r_minMag.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f128M_to_ui32.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f128M_to_ui32_r_minMag.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f128M_to_ui64.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f128M_to_ui64_r_minMag.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/extF80M_add.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/extF80M_div.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/extF80M_eq.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/extF80M_le.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/extF80M_lt.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/extF80M_mul.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/extF80M_rem.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/extF80M_roundToInt.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/extF80M_sqrt.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/extF80M_sub.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/extF80M_to_f16.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/extF80M_to_f32.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/extF80M_to_f64.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/extF80M_to_f128M.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f16_add.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f16_div.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f16_eq.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f16_isSignalingNaN.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f16_lt.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f16_mul.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f16_rem.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f16_roundToInt.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f16_sqrt.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f16_sub.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f16_to_extF80M.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f16_to_f128M.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f16_to_f64.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f32_to_extF80M.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f32_to_f128M.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f64_to_extF80M.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f64_to_f128M.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/f64_to_f16.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/i32_to_f128M.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/s_add256M.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/s_addCarryM.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/s_addComplCarryM.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/s_addF128M.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/s_addExtF80M.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/s_addM.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/s_addMagsF16.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/s_addMagsF32.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/s_addMagsF64.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/s_approxRecip32_1.c"
"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/s_approxRecipSqrt32_1.c"
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add_library(embedded_softfloat STATIC ${EMBEDDED_SOFTFLOAT_SOURCES})
if(MSVC)
set_target_properties(embedded_softfloat PROPERTIES
COMPILE_FLAGS "/w /O2"
)
else()
set_target_properties(embedded_softfloat PROPERTIES
COMPILE_FLAGS "-std=c99 -O3"
)
endif()
target_include_directories(embedded_softfloat PUBLIC
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"${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/8086"
)
include_directories("${CMAKE_SOURCE_DIR}/deps/SoftFloat-3e/source/include")
set(SOFTFLOAT_LIBRARIES embedded_softfloat)
find_package(Threads)
set(ZIG_LIB_DIR "lib/zig")
set(C_HEADERS_DEST "${ZIG_LIB_DIR}/include")
set(LIBC_FILES_DEST "${ZIG_LIB_DIR}/libc")
set(LIBUNWIND_FILES_DEST "${ZIG_LIB_DIR}/libunwind")
set(LIBCXX_FILES_DEST "${ZIG_LIB_DIR}/libcxx")
set(ZIG_STD_DEST "${ZIG_LIB_DIR}/std")
set(ZIG_CONFIG_H_OUT "${CMAKE_BINARY_DIR}/config.h")
set(ZIG_CONFIG_ZIG_OUT "${CMAKE_BINARY_DIR}/config.zig")
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set(ZIG0_SOURCES
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set(OPTIMIZED_C_SOURCES
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)
set(ZIG_CPP_SOURCES
# These are planned to stay even when we are self-hosted.
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# https://github.com/ziglang/zig/issues/6363
"${CMAKE_SOURCE_DIR}/src/windows_sdk.cpp"
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# Needed because we use cmake, not the zig build system, to build zig1.o.
# This list is generated by building zig and then clearing the zig-cache directory,
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set(ZIG_EXECUTABLE "${zig_BINARY_DIR}/zig")
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