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# Distributed under the OSI-approved BSD 3-Clause License. See accompanying
# file LICENSE.rst or https://cmake.org/licensing for details.
# This module is shared by multiple languages; use include blocker.
if(__WINDOWS_CLANG)
return()
endif()
set(__WINDOWS_CLANG 1)
set(__pch_header_C "c-header")
set(__pch_header_CXX "c++-header")
set(__pch_header_OBJC "objective-c-header")
set(__pch_header_OBJCXX "objective-c++-header")
macro(__windows_compiler_clang_gnu lang)
set(CMAKE_LIBRARY_PATH_FLAG "-L")
set(CMAKE_LINK_LIBRARY_FLAG "-l")
set(CMAKE_IMPORT_LIBRARY_PREFIX "")
set(CMAKE_SHARED_LIBRARY_PREFIX "")
set(CMAKE_SHARED_MODULE_PREFIX "")
set(CMAKE_STATIC_LIBRARY_PREFIX "")
set(CMAKE_EXECUTABLE_SUFFIX ".exe")
set(CMAKE_IMPORT_LIBRARY_SUFFIX ".lib")
set(CMAKE_SHARED_LIBRARY_SUFFIX ".dll")
set(CMAKE_SHARED_MODULE_SUFFIX ".dll")
set(CMAKE_STATIC_LIBRARY_SUFFIX ".lib")
if(NOT "${lang}" STREQUAL "ASM")
set(CMAKE_DEPFILE_FLAGS_${lang} "-MD -MT <DEP_TARGET> -MF <DEP_FILE>")
endif()
set(CMAKE_FIND_LIBRARY_PREFIXES "lib" "")
set(CMAKE_FIND_LIBRARY_SUFFIXES ".dll.a" ".a" ".lib")
set(CMAKE_SUPPORT_WINDOWS_EXPORT_ALL_SYMBOLS 1)
set(CMAKE_${lang}_LINK_DEF_FILE_FLAG "-Xlinker /DEF:")
set(CMAKE_LINK_DEF_FILE_FLAG "${CMAKE_${lang}_LINK_DEF_FILE_FLAG}")
set(CMAKE_${lang}_LINKER_WRAPPER_FLAG "-Xlinker" " ")
set(CMAKE_${lang}_LINKER_WRAPPER_FLAG_SEP)
set(CMAKE_${lang}_LINK_MODE DRIVER)
set(CMAKE_${lang}_LINKER_MANIFEST_FLAG " -Xlinker /MANIFESTINPUT:")
set(CMAKE_${lang}_COMPILE_OPTIONS_WARNING_AS_ERROR "-Werror")
if("${CMAKE_${lang}_SIMULATE_VERSION}" MATCHES "^([0-9]+)\\.([0-9]+)")
math(EXPR MSVC_VERSION "${CMAKE_MATCH_1}*100 + ${CMAKE_MATCH_2}")
endif()
set(CMAKE_${lang}_VERBOSE_LINK_FLAG "-v")
# No -fPIC on Windows
set(CMAKE_${lang}_COMPILE_OPTIONS_PIC "")
set(CMAKE_${lang}_COMPILE_OPTIONS_PIE "")
set(_CMAKE_${lang}_PIE_MAY_BE_SUPPORTED_BY_LINKER NO)
set(CMAKE_${lang}_LINK_OPTIONS_PIE "")
set(CMAKE_${lang}_LINK_OPTIONS_NO_PIE "")
set(CMAKE_SHARED_LIBRARY_${lang}_FLAGS "")
set(CMAKE_SHARED_LIBRARY_CREATE_${lang}_FLAGS "-shared")
# linker selection
set(CMAKE_${lang}_USING_LINKER_DEFAULT "-fuse-ld=lld-link")
set(CMAKE_${lang}_USING_LINKER_SYSTEM "-fuse-ld=link")
set(CMAKE_${lang}_USING_LINKER_LLD "-fuse-ld=lld-link")
set(CMAKE_${lang}_USING_LINKER_MSVC "-fuse-ld=link")
set(CMAKE_${lang}_USE_RESPONSE_FILE_FOR_OBJECTS 1)
set(CMAKE_${lang}_USE_RESPONSE_FILE_FOR_LIBRARIES 1)
set(CMAKE_${lang}_USE_RESPONSE_FILE_FOR_INCLUDES 1)
if(CMAKE_${lang}_COMPILER_VERSION VERSION_GREATER_EQUAL 3.9)
set(CMAKE_${lang}_COMPILE_OPTIONS_IPO "-flto=thin")
else()
set(CMAKE_${lang}_COMPILE_OPTIONS_IPO "-flto")
endif()
set(_CMAKE_${lang}_IPO_SUPPORTED_BY_CMAKE YES)
set(_CMAKE_${lang}_IPO_MAY_BE_SUPPORTED_BY_COMPILER YES)
set(CMAKE_${lang}_ARCHIVE_CREATE_IPO "<CMAKE_AR> qc <TARGET> <LINK_FLAGS> <OBJECTS>")
set(CMAKE_${lang}_ARCHIVE_APPEND_IPO "<CMAKE_AR> q <TARGET> <LINK_FLAGS> <OBJECTS>")
set(CMAKE_${lang}_ARCHIVE_FINISH_IPO "<CMAKE_RANLIB> <TARGET>")
# Create archiving rules to support large object file lists for static libraries.
set(CMAKE_${lang}_ARCHIVE_CREATE "<CMAKE_AR> qc <TARGET> <LINK_FLAGS> <OBJECTS>")
set(CMAKE_${lang}_ARCHIVE_APPEND "<CMAKE_AR> q <TARGET> <LINK_FLAGS> <OBJECTS>")
set(CMAKE_${lang}_ARCHIVE_FINISH "<CMAKE_RANLIB> <TARGET>")
set(CMAKE_${lang}_CREATE_SHARED_LIBRARY
"<CMAKE_${lang}_COMPILER> -nostartfiles -nostdlib <CMAKE_SHARED_LIBRARY_${lang}_FLAGS> <LANGUAGE_COMPILE_FLAGS> <LINK_FLAGS> -o <TARGET> ${CMAKE_GNULD_IMAGE_VERSION} -Xlinker /MANIFEST:EMBED -Xlinker /implib:<TARGET_IMPLIB> -Xlinker /pdb:<TARGET_PDB> -Xlinker /version:<TARGET_VERSION_MAJOR>.<TARGET_VERSION_MINOR> <OBJECTS> <LINK_LIBRARIES> <MANIFESTS>")
set(CMAKE_${lang}_CREATE_SHARED_MODULE ${CMAKE_${lang}_CREATE_SHARED_LIBRARY})
set(CMAKE_${lang}_LINK_EXECUTABLE
"<CMAKE_${lang}_COMPILER> -nostartfiles -nostdlib <FLAGS> <LINK_FLAGS> <OBJECTS> -o <TARGET> -Xlinker /MANIFEST:EMBED -Xlinker /implib:<TARGET_IMPLIB> -Xlinker /pdb:<TARGET_PDB> -Xlinker /version:<TARGET_VERSION_MAJOR>.<TARGET_VERSION_MINOR> ${CMAKE_GNULD_IMAGE_VERSION} <LINK_LIBRARIES> <MANIFESTS>")
set(CMAKE_${lang}_CREATE_WIN32_EXE "-Xlinker /subsystem:windows")
set(CMAKE_${lang}_CREATE_CONSOLE_EXE "-Xlinker /subsystem:console")
if(NOT "${lang}" STREQUAL "ASM")
set(CMAKE_${lang}_COMPILE_OPTIONS_MSVC_RUNTIME_LIBRARY_MultiThreaded -Xclang -flto-visibility-public-std -D_MT -Xclang --dependent-lib=libcmt)
set(CMAKE_${lang}_COMPILE_OPTIONS_MSVC_RUNTIME_LIBRARY_MultiThreadedDLL -D_DLL -D_MT -Xclang --dependent-lib=msvcrt)
set(CMAKE_${lang}_COMPILE_OPTIONS_MSVC_RUNTIME_LIBRARY_MultiThreadedDebug -D_DEBUG -Xclang -flto-visibility-public-std -D_MT -Xclang --dependent-lib=libcmtd)
set(CMAKE_${lang}_COMPILE_OPTIONS_MSVC_RUNTIME_LIBRARY_MultiThreadedDebugDLL -D_DEBUG -D_DLL -D_MT -Xclang --dependent-lib=msvcrtd)
if(CMAKE_MSVC_RUNTIME_LIBRARY_DEFAULT)
set(_RTL_FLAGS "")
set(_RTL_FLAGS_DEBUG "")
else()
set(_RTL_FLAGS_DEBUG " -D_DEBUG -D_DLL -D_MT -Xclang --dependent-lib=msvcrtd")
set(_RTL_FLAGS " -D_DLL -D_MT -Xclang --dependent-lib=msvcrt")
endif()
if(CMAKE_MSVC_DEBUG_INFORMATION_FORMAT_DEFAULT)
set(_DBG_FLAGS "")
else()
set(_DBG_FLAGS " -g -Xclang -gcodeview")
endif()
string(APPEND CMAKE_${lang}_FLAGS_DEBUG_INIT " -O0${_DBG_FLAGS}${_RTL_FLAGS_DEBUG}")
string(APPEND CMAKE_${lang}_FLAGS_MINSIZEREL_INIT " -Os -DNDEBUG${_RTL_FLAGS}")
string(APPEND CMAKE_${lang}_FLAGS_RELEASE_INIT " -O3 -DNDEBUG${_RTL_FLAGS}")
string(APPEND CMAKE_${lang}_FLAGS_RELWITHDEBINFO_INIT " -O2 -DNDEBUG${_DBG_FLAGS}${_RTL_FLAGS}")
# clang-cl accepts -RTC* flags but ignores them. Simulate this
# with the GNU-like drivers by simply passing no flags at all.
set(CMAKE_${lang}_COMPILE_OPTIONS_MSVC_RUNTIME_CHECKS_PossibleDataLoss "")
set(CMAKE_${lang}_COMPILE_OPTIONS_MSVC_RUNTIME_CHECKS_StackFrameErrorCheck "")
set(CMAKE_${lang}_COMPILE_OPTIONS_MSVC_RUNTIME_CHECKS_UninitializedVariable "")
set(CMAKE_${lang}_COMPILE_OPTIONS_MSVC_RUNTIME_CHECKS_RTCsu "")
set(CMAKE_${lang}_COMPILE_OPTIONS_MSVC_DEBUG_INFORMATION_FORMAT_Embedded -g -Xclang -gcodeview)
#set(CMAKE_${lang}_COMPILE_OPTIONS_MSVC_DEBUG_INFORMATION_FORMAT_ProgramDatabase) # not supported by Clang
#set(CMAKE_${lang}_COMPILE_OPTIONS_MSVC_DEBUG_INFORMATION_FORMAT_EditAndContinue) # not supported by Clang
endif()
set(CMAKE_INCLUDE_SYSTEM_FLAG_${lang} "-isystem ")
set(CMAKE_${lang}_LINKER_SUPPORTS_PDB ON)
set(CMAKE_PCH_EXTENSION .pch)
set(CMAKE_PCH_PROLOGUE "#pragma clang system_header")
set(CMAKE_${lang}_COMPILE_OPTIONS_USE_PCH -Xclang -include-pch -Xclang <PCH_FILE> -Xclang -include -Xclang <PCH_HEADER>)
set(CMAKE_${lang}_COMPILE_OPTIONS_CREATE_PCH -Xclang -emit-pch -Xclang -include -Xclang <PCH_HEADER> -x ${__pch_header_${lang}})
unset(_DBG_FLAGS)
unset(_RTL_FLAGS)
unset(_RTL_FLAGS_DEBUG)
string(TOLOWER "${CMAKE_BUILD_TYPE}" BUILD_TYPE_LOWER)
set(CMAKE_${lang}_STANDARD_LIBRARIES_INIT "-lkernel32 -luser32 -lgdi32 -lwinspool -lshell32 -lole32 -loleaut32 -luuid -lcomdlg32 -ladvapi32 -loldnames")
enable_language(RC)
endmacro()
macro(__enable_llvm_rc_preprocessing clang_option_prefix extra_pp_flags)
# Feed the preprocessed rc file to llvm-rc
if(CMAKE_RC_COMPILER_INIT MATCHES "llvm-rc" OR CMAKE_RC_COMPILER MATCHES "llvm-rc")
if(DEFINED CMAKE_C_COMPILER_ID)
set(CMAKE_RC_PREPROCESSOR CMAKE_C_COMPILER)
elseif(DEFINED CMAKE_CXX_COMPILER_ID)
set(CMAKE_RC_PREPROCESSOR CMAKE_CXX_COMPILER)
endif()
if(DEFINED CMAKE_RC_PREPROCESSOR)
set(CMAKE_DEPFILE_FLAGS_RC "${clang_option_prefix}-MD ${clang_option_prefix}-MF ${clang_option_prefix}<DEP_FILE>")
# The <FLAGS> are passed to the preprocess and the resource compiler to pick
# up the eventual -D / -C options passed through the CMAKE_RC_FLAGS.
set(CMAKE_RC_COMPILE_OBJECT "<CMAKE_COMMAND> -E cmake_llvm_rc <SOURCE> <OBJECT>.pp <${CMAKE_RC_PREPROCESSOR}> <DEFINES> -DRC_INVOKED <INCLUDES> <FLAGS> ${extra_pp_flags} -E -- <SOURCE> ++ <CMAKE_RC_COMPILER> <DEFINES> -I <SOURCE_DIR> <INCLUDES> <FLAGS> /fo <OBJECT> <OBJECT>.pp")
if(CMAKE_GENERATOR MATCHES "Ninja")
set(CMAKE_NINJA_CMCLDEPS_RC 0)
set(CMAKE_NINJA_DEP_TYPE_RC gcc)
endif()
unset(CMAKE_RC_PREPROCESSOR)
endif()
endif()
endmacro()
function(__verify_same_language_values variable langs)
foreach(lang IN LISTS langs)
list(APPEND __LANGUAGE_VALUES_${variable} ${CMAKE_${lang}_${variable}})
endforeach()
list(REMOVE_DUPLICATES __LANGUAGE_VALUES_${variable})
list(LENGTH __LANGUAGE_VALUES_${variable} __NUM_VALUES)
if(__NUM_VALUES GREATER 1)
message(FATAL_ERROR ${ARGN})
endif()
endfunction()
if("x${CMAKE_C_SIMULATE_ID}" STREQUAL "xMSVC"
OR "x${CMAKE_CXX_SIMULATE_ID}" STREQUAL "xMSVC"
OR "x${CMAKE_CUDA_SIMULATE_ID}" STREQUAL "xMSVC"
OR "x${CMAKE_HIP_SIMULATE_ID}" STREQUAL "xMSVC")
__verify_same_language_values(COMPILER_ID "C;CXX;HIP"
"The current configuration mixes Clang and MSVC or "
"some other CL compatible compiler tool. This is not supported. "
"Use either Clang or MSVC as the compiler for all of C, C++, and/or HIP.")
__verify_same_language_values(COMPILER_FRONTEND_VARIANT "C;CXX;CUDA;HIP"
"The current configuration uses the Clang compiler "
"tool with mixed frontend variants, both the GNU and in MSVC CL "
"like variants. This is not supported. Use either clang/clang++ "
"or clang-cl as all C, C++, CUDA, and/or HIP compilers.")
if(NOT CMAKE_RC_COMPILER_INIT)
# Check if rc is already in the path
# This may happen in cases where the user is already in a visual studio environment when CMake is invoked
find_program(__RC_COMPILER_PATH NAMES rc)
# Default to rc if it's available, otherwise fall back to llvm-rc
if(__RC_COMPILER_PATH)
set(CMAKE_RC_COMPILER_INIT rc)
else()
find_program(__RC_COMPILER_PATH NAMES llvm-rc)
if(__RC_COMPILER_PATH)
set(CMAKE_RC_COMPILER_INIT llvm-rc)
endif()
endif()
unset(__RC_COMPILER_PATH CACHE)
endif()
if ( "x${CMAKE_CXX_COMPILER_FRONTEND_VARIANT}" STREQUAL "xMSVC"
OR "x${CMAKE_C_COMPILER_FRONTEND_VARIANT}" STREQUAL "xMSVC"
OR "x${CMAKE_CUDA_COMPILER_FRONTEND_VARIANT}" STREQUAL "xMSVC"
OR "x${CMAKE_HIP_COMPILER_FRONTEND_VARIANT}" STREQUAL "xMSVC")
include(Platform/Windows-MSVC)
# Set the clang option forwarding prefix for clang-cl usage in the llvm-rc processing stage
__enable_llvm_rc_preprocessing("-clang:" "")
macro(__windows_compiler_clang_base lang)
set(_COMPILE_${lang} "${_COMPILE_${lang}_MSVC}")
__windows_compiler_msvc(${lang})
unset(CMAKE_${lang}_COMPILE_OPTIONS_MSVC_DEBUG_INFORMATION_FORMAT_EditAndContinue) # -ZI not supported by Clang
set(CMAKE_${lang}_COMPILE_OPTIONS_WARNING_AS_ERROR "-WX")
set(CMAKE_INCLUDE_SYSTEM_FLAG_${lang} "-imsvc")
set(CMAKE_${lang}_LINK_MODE LINKER)
endmacro()
else()
cmake_policy(GET CMP0091 __WINDOWS_CLANG_CMP0091)
if(__WINDOWS_CLANG_CMP0091 STREQUAL "NEW")
set(CMAKE_MSVC_RUNTIME_LIBRARY_DEFAULT "MultiThreaded$<$<CONFIG:Debug>:Debug>DLL")
else()
set(CMAKE_MSVC_RUNTIME_LIBRARY_DEFAULT "")
endif()
unset(__WINDOWS_CLANG_CMP0091)
cmake_policy(GET CMP0141 __WINDOWS_MSVC_CMP0141)
if(__WINDOWS_MSVC_CMP0141 STREQUAL "NEW")
set(CMAKE_MSVC_DEBUG_INFORMATION_FORMAT_DEFAULT "$<$<CONFIG:Debug,RelWithDebInfo>:Embedded>")
else()
set(CMAKE_MSVC_DEBUG_INFORMATION_FORMAT_DEFAULT "")
endif()
unset(__WINDOWS_MSVC_CMP0141)
cmake_policy(GET CMP0184 __WINDOWS_MSVC_CMP0184)
if(__WINDOWS_MSVC_CMP0184 STREQUAL "NEW")
set(CMAKE_MSVC_RUNTIME_CHECKS_DEFAULT "$<$<CONFIG:Debug>:StackFrameErrorCheck;UninitializedVariable>")
else()
set(CMAKE_MSVC_RUNTIME_CHECKS_DEFAULT "")
endif()
unset(__WINDOWS_MSVC_CMP0184)
set(CMAKE_BUILD_TYPE_INIT Debug)
__enable_llvm_rc_preprocessing("" "-x c")
macro(__windows_compiler_clang_base lang)
__windows_compiler_clang_gnu(${lang})
endmacro()
endif()
else()
include(Platform/Windows-GNU)
__enable_llvm_rc_preprocessing("" "-x c")
macro(__windows_compiler_clang_base lang)
__windows_compiler_gnu(${lang})
set(CMAKE_${lang}_LINK_MODE DRIVER)
endmacro()
endif()
macro(__windows_compiler_clang lang)
if(CMAKE_${lang}_COMPILER_VERSION VERSION_LESS 3.4.0)
set(CMAKE_${lang}_COMPILE_OPTIONS_TARGET "-target ")
else()
set(CMAKE_${lang}_COMPILE_OPTIONS_TARGET "--target=")
endif()
__windows_compiler_clang_base(${lang})
endmacro()
|
