51 lines
1.5 KiB
CMake
51 lines
1.5 KiB
CMake
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# This file sets up a CMakeCache for a simple distribution bootstrap build.
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#Enable LLVM projects and runtimes
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set(LLVM_ENABLE_PROJECTS "clang;clang-tools-extra;lld" CACHE STRING "")
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set(LLVM_ENABLE_RUNTIMES "compiler-rt;libcxx;libcxxabi" CACHE STRING "")
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# Only build the native target in stage1 since it is a throwaway build.
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set(LLVM_TARGETS_TO_BUILD Native CACHE STRING "")
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# Optimize the stage1 compiler, but don't LTO it because that wastes time.
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set(CMAKE_BUILD_TYPE Release CACHE STRING "")
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# Setup vendor-specific settings.
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set(PACKAGE_VENDOR LLVM.org CACHE STRING "")
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# Setting up the stage2 LTO option needs to be done on the stage1 build so that
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# the proper LTO library dependencies can be connected.
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set(BOOTSTRAP_LLVM_ENABLE_LTO ON CACHE BOOL "")
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if (NOT APPLE)
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# Since LLVM_ENABLE_LTO is ON we need a LTO capable linker
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set(BOOTSTRAP_LLVM_ENABLE_LLD ON CACHE BOOL "")
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endif()
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# Expose stage2 targets through the stage1 build configuration.
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set(CLANG_BOOTSTRAP_TARGETS
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check-all
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check-llvm
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check-clang
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llvm-config
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test-suite
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test-depends
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llvm-test-depends
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clang-test-depends
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distribution
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install-distribution
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clang CACHE STRING "")
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# Setup the bootstrap build.
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set(CLANG_ENABLE_BOOTSTRAP ON CACHE BOOL "")
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if(STAGE2_CACHE_FILE)
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set(CLANG_BOOTSTRAP_CMAKE_ARGS
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-C ${STAGE2_CACHE_FILE}
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CACHE STRING "")
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else()
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set(CLANG_BOOTSTRAP_CMAKE_ARGS
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-C ${CMAKE_CURRENT_LIST_DIR}/DistributionExample-stage2.cmake
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CACHE STRING "")
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endif()
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