forked from OSchip/llvm-project
134 lines
4.8 KiB
CMake
134 lines
4.8 KiB
CMake
# Copyright (c) 2018-2019, NVIDIA CORPORATION. All rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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cmake_minimum_required(VERSION 3.9.0)
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option(LINK_WITH_FIR "Link driver with FIR and LLVM" ON)
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# Pass -DGCC=... to cmake to use a specific gcc installation.
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if( GCC )
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set(CMAKE_CXX_COMPILER "${GCC}/bin/g++")
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set(CMAKE_CC_COMPILER "${GCC}/bin/gcc")
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set(CMAKE_BUILD_RPATH "${GCC}/lib64")
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set(CMAKE_INSTALL_RPATH "${GCC}/lib64")
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endif()
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if(BUILD_WITH_CLANG)
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set(CMAKE_CXX_COMPILER "${BUILD_WITH_CLANG}/bin/clang++")
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set(CMAKE_CC_COMPILER "${BUILD_WITH_CLANG}/bin/clang")
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if(GCC)
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} --gcc-toolchain=${GCC}")
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endif()
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endif()
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# Set RPATH in every executable, overriding the default setting.
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# If you set this first variable back to true (the default),
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# also set the second one.
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set(CMAKE_SKIP_BUILD_RPATH false)
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set(CMAKE_BUILD_WITH_INSTALL_RPATH false)
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set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib" "${CMAKE_INSTALL_RPATH}")
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# Reminder: Setting CMAKE_CXX_COMPILER must be done before calling project()
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project(f18 CXX)
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if( NOT CMAKE_BUILD_TYPE )
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set( CMAKE_BUILD_TYPE Debug )
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endif()
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message(STATUS "Build Type: ${CMAKE_BUILD_TYPE}" )
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find_package(LLVM REQUIRED CONFIG)
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message(STATUS "Found LLVM ${LLVM_PACKAGE_VERSION} in ${LLVM_DIR}")
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# Get names for the LLVM libraries
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#
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# The full list of LLVM components can be obtained with
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#
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# llvm-config --components
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#
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# Similarly, the (static) libraries corresponding to some
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# components (default is 'all') can be obtained with
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#
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# llvm-config --libs --link-static [component ...]
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#
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# See also
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# http://llvm.org/docs/CMake.html#embedding-llvm-in-your-project
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# https://stackoverflow.com/questions/41924375/llvm-how-to-specify-all-link-libraries-as-input-to-llvm-map-components-to-libna
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# https://stackoverflow.com/questions/33948633/how-do-i-link-when-building-with-llvm-libraries
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include_directories(${LLVM_INCLUDE_DIRS})
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add_definitions(${LLVM_DEFINITIONS})
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if(LINK_WITH_FIR)
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message(STATUS "Linking driver with FIR and LLVM")
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llvm_map_components_to_libnames(LLVM_COMMON_LIBS support)
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message(STATUS "LLVM libraries: ${LLVM_COMMON_LIBS}")
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endif()
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if(CMAKE_COMPILER_IS_GNUCXX OR (CMAKE_CXX_COMPILER_ID MATCHES "Clang"))
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if(CMAKE_CXX_COMPILER_ID MATCHES "Clang")
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if(BUILD_WITH_CLANG_LIBRARIES)
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -nostdinc++ -I${BUILD_WITH_CLANG_LIBRARIES}/include/c++/v1")
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set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -stdlib=libc++ -Wl,-rpath,${BUILD_WITH_CLANG_LIBRARIES}/lib -L${BUILD_WITH_CLANG_LIBRARIES}/lib")
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else()
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set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -lstdc++")
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endif()
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if(GCC)
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} --gcc-toolchain=${GCC}")
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endif()
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endif()
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++17")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -pedantic")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-rtti")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-exceptions")
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set(CMAKE_CXX_FLAGS_RELEASE "-O2")
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set(CMAKE_CXX_FLAGS_MINSIZEREL "-O2 '-DCHECK=(void)'")
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set(CMAKE_CXX_FLAGS_DEBUG "-g -DDEBUGF18")
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# Building shared libraries is death on performance with GCC by default
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# due to the need to preserve the right to override external entry points
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# at dynamic link time. -fno-semantic-interposition waives that right and
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# recovers a little bit of that performance.
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if (BUILD_SHARED_LIBS AND NOT (CMAKE_CXX_COMPILER_ID MATCHES "Clang"))
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set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -fno-semantic-interposition")
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endif()
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endif()
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set(FLANG_VERSION_MAJOR "0")
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set(FLANG_VERSION_MINOR "1")
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set(FLANG_VERSION_PATCHLEVEL "0")
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set(FLANG_VERSION "${FLANG_VERSION_MAJOR}.${FLANG_VERSION_MINOR}.${FLANG_VERSION_PATCHLEVEL}")
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message(STATUS "FLANG version: ${FLANG_VERSION}")
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set(FLANG_SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR})
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set(FLANG_BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR})
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include_directories(BEFORE
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${FLANG_BINARY_DIR}/include
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${FLANG_SOURCE_DIR}/include
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)
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enable_testing()
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add_subdirectory(include/flang)
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add_subdirectory(lib)
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add_subdirectory(runtime)
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add_subdirectory(test)
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add_subdirectory(tools)
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configure_file(
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${FLANG_SOURCE_DIR}/include/flang/Config/config.h.cmake
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${FLANG_BINARY_DIR}/include/flang/Config/config.h)
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