https://github.com/Kitware/CMake
Tip revision: ff8c3acc0fbe037931680fc74b1a2d3f0af58c79 authored by Brad King on 18 November 2021, 15:51:22 UTC
CMake 3.22.0
CMake 3.22.0
Tip revision: ff8c3ac
CMakeLists.txt
cmake_minimum_required (VERSION 3.8)
project(Assembler C)
message("CTEST_FULL_OUTPUT ")
set(CMAKE_VERBOSE_MAKEFILE 1)
set(SRCS)
# (at least) the following toolchains can process assembler files directly
# and also generate assembler files from C:
if("${CMAKE_GENERATOR}" MATCHES "Makefile|Xcode|Ninja" AND
NOT CMAKE_OSX_ARCHITECTURES MATCHES ";")
if((CMAKE_C_COMPILER_ID MATCHES "^(GNU|Clang|AppleClang|HP|SunPro|XL)$") OR (CMAKE_C_COMPILER_ID MATCHES "Intel" AND UNIX)
AND NOT (CMAKE_C_COMPILER_ID STREQUAL "Clang" AND "x${CMAKE_C_COMPILER_FRONTEND_VARIANT}" STREQUAL "xMSVC"))
set(C_FLAGS "${CMAKE_C_FLAGS}")
separate_arguments(C_FLAGS)
if(CMAKE_OSX_SYSROOT AND CMAKE_C_SYSROOT_FLAG AND NOT ";${C_FLAGS};" MATCHES ";${CMAKE_C_SYSROOT_FLAG};")
list(APPEND C_FLAGS ${CMAKE_C_SYSROOT_FLAG} ${CMAKE_OSX_SYSROOT})
endif()
if(CMAKE_OSX_ARCHITECTURES)
list(APPEND C_FLAGS -arch ${CMAKE_OSX_ARCHITECTURES})
elseif("${CMAKE_SYSTEM_NAME};${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "Darwin;arm64")
list(APPEND C_FLAGS -arch arm64)
endif()
# Clang on OS X, and perhaps other compilers, do not support -g
# for both generating and assembling, so drop it from generating.
list(REMOVE_ITEM C_FLAGS -g)
set(SRCS main.s)
add_custom_command(
OUTPUT main.s
COMMAND ${CMAKE_C_COMPILER} ${C_FLAGS}
"$<$<CONFIG:Debug>:${CMAKE_C_COMPILE_OPTIONS_MSVC_RUNTIME_LIBRARY_MultiThreadedDebugDLL}>"
"$<$<NOT:$<CONFIG:Debug>>:${CMAKE_C_COMPILE_OPTIONS_MSVC_RUNTIME_LIBRARY_MultiThreadedDLL}>"
-S ${CMAKE_CURRENT_SOURCE_DIR}/main.c -o main.s
COMMAND_EXPAND_LISTS
DEPENDS main.c
VERBATIM
)
endif()
endif()
if(SRCS)
set(CMAKE_ASM_FLAGS "${CMAKE_C_FLAGS}")
enable_language(ASM OPTIONAL)
else()
message(STATUS "No assembler enabled, using C")
set(SRCS main.c)
endif()
add_executable(HelloAsm ${SRCS})