diff --git a/Windows.Clang.toolchain.cmake b/Windows.Clang.toolchain.cmake index 0046714..6b8dacd 100644 --- a/Windows.Clang.toolchain.cmake +++ b/Windows.Clang.toolchain.cmake @@ -101,6 +101,49 @@ if(NOT VS_INSTALLATION_PATH) ) endif() +message(VERBOSE "VS_INSTALLATION_VERSION = ${VS_INSTALLATION_VERSION}") +message(VERBOSE "VS_INSTALLATION_PATH = ${VS_INSTALLATION_PATH}") + +if(NOT VS_INSTALLATION_PATH) + message(FATAL_ERROR "Unable to find Visual Studio") +endif() + +cmake_path(NORMAL_PATH VS_INSTALLATION_PATH) + +set(VS_MSVC_PATH "${VS_INSTALLATION_PATH}/VC/Tools/MSVC") + +# Use 'VS_PLATFORM_TOOLSET_VERSION' to resolve 'CMAKE_VS_PLATFORM_TOOLSET_VERSION' +# +if(NOT VS_PLATFORM_TOOLSET_VERSION) + if(VS_TOOLSET_VERSION) + message(WARNING "Old versions of WindowsToolchain incorrectly used 'VS_TOOLSET_VERSION' to specify the VS toolset version. This functionality is being deprecated - please use 'VS_PLATFORM_TOOLSET_VERSION' instead.") + set(VS_PLATFORM_TOOLSET_VERSION ${VS_TOOLSET_VERSION}) + else() + file(GLOB VS_PLATFORM_TOOLSET_VERSIONS RELATIVE ${VS_MSVC_PATH} ${VS_MSVC_PATH}/*) + list(SORT VS_PLATFORM_TOOLSET_VERSIONS COMPARE NATURAL ORDER DESCENDING) + list(POP_FRONT VS_PLATFORM_TOOLSET_VERSIONS VS_PLATFORM_TOOLSET_VERSION) + unset(VS_PLATFORM_TOOLSET_VERSIONS) + endif() +endif() + +set(CMAKE_VS_PLATFORM_TOOLSET_VERSION ${VS_PLATFORM_TOOLSET_VERSION}) +set(VS_TOOLSET_PATH "${VS_INSTALLATION_PATH}/VC/Tools/MSVC/${CMAKE_VS_PLATFORM_TOOLSET_VERSION}") + +# Set the tooling variables, include_directories and link_directories +# + +# Map CMAKE_SYSTEM_PROCESSOR values to CMAKE_VS_PLATFORM_TOOLSET_ARCHITECTURE that identifies the tools that should +# be used to produce code for the CMAKE_SYSTEM_PROCESSOR. +if((CMAKE_SYSTEM_PROCESSOR STREQUAL AMD64) OR (CMAKE_SYSTEM_PROCESSOR STREQUAL x64)) + set(CMAKE_VS_PLATFORM_TOOLSET_ARCHITECTURE x64) +elseif((CMAKE_SYSTEM_PROCESSOR STREQUAL arm) + OR (CMAKE_SYSTEM_PROCESSOR STREQUAL arm64) + OR (CMAKE_SYSTEM_PROCESSOR STREQUAL x86)) + set(CMAKE_VS_PLATFORM_TOOLSET_ARCHITECTURE ${CMAKE_SYSTEM_PROCESSOR}) +else() + message(FATAL_ERROR "Unable identify compiler architecture for CMAKE_SYSTEM_PROCESSOR ${CMAKE_SYSTEM_PROCESSOR}") +endif() + set(TOOLCHAIN_C_COMPILER_EXE clang.exe) if(CMAKE_C_COMPILER_FRONTEND_VARIANT STREQUAL MSVC) set(TOOLCHAIN_C_COMPILER_EXE clang-cl.exe) @@ -127,6 +170,44 @@ find_program(CMAKE_CXX_COMPILER REQUIRED ) +if(CMAKE_SYSTEM_PROCESSOR STREQUAL arm) + set(CMAKE_CXX_FLAGS_INIT "${CMAKE_CXX_FLAGS_INIT} /EHsc") +endif() + +# Compiler +foreach(LANG C CXX RC) + list(APPEND CMAKE_${LANG}_STANDARD_INCLUDE_DIRECTORIES "${VS_TOOLSET_PATH}/ATLMFC/include") + list(APPEND CMAKE_${LANG}_STANDARD_INCLUDE_DIRECTORIES "${VS_TOOLSET_PATH}/include") +endforeach() + +if(VS_USE_SPECTRE_MITIGATION_ATLMFC_RUNTIME) + # Ensure that the necessary folder and files are present before adding the 'link_directories' + toolchain_validate_vs_files( + DESCRIPTION "ATLMFC Spectre libraries" + FOLDER "${VS_TOOLSET_PATH}/ATLMFC/lib/spectre/${CMAKE_VS_PLATFORM_TOOLSET_ARCHITECTURE}" + FILES + atls.lib + ) + link_directories("${VS_TOOLSET_PATH}/ATLMFC/lib/spectre/${CMAKE_VS_PLATFORM_TOOLSET_ARCHITECTURE}") +else() + link_directories("${VS_TOOLSET_PATH}/ATLMFC/lib/${CMAKE_VS_PLATFORM_TOOLSET_ARCHITECTURE}") +endif() + +if(VS_USE_SPECTRE_MITIGATION_RUNTIME) + # Ensure that the necessary folder and files are present before adding the 'link_directories' + toolchain_validate_vs_files( + DESCRIPTION "Spectre libraries" + FOLDER "${VS_TOOLSET_PATH}/lib/spectre/${CMAKE_VS_PLATFORM_TOOLSET_ARCHITECTURE}" + FILES + msvcrt.lib vcruntime.lib vcruntimed.lib + ) + link_directories("${VS_TOOLSET_PATH}/lib/spectre/${CMAKE_VS_PLATFORM_TOOLSET_ARCHITECTURE}") +else() + link_directories("${VS_TOOLSET_PATH}/lib/${CMAKE_VS_PLATFORM_TOOLSET_ARCHITECTURE}") +endif() + +link_directories("${VS_TOOLSET_PATH}/lib/x86/store/references") + if(CLANG_TIDY_CHECKS) get_filename_component(CLANG_PATH ${CMAKE_CXX_COMPILER} DIRECTORY CACHE) set(CMAKE_CXX_CLANG_TIDY "${CLANG_PATH}/clang-tidy.exe;-checks=${CLANG_TIDY_CHECKS}")