PR #44589: Introduce MHLO_BUILD_EMBEDDED build option
Imported from GitHub PR https://github.com/tensorflow/tensorflow/pull/44589 This option allows to skip calling `find_package(MLIR)`, enabling to embed MHLO into other project, e.g. IREE. Copybara import of the project: -- 715299e594c95ce9d4f45dc154ba8a4acb196289 by Marius Brehler <marius.brehler@iml.fraunhofer.de>: Introduce MHLO_BUILD_EMBEDDED build option This option allows to skip calling `find_package(MLIR)`, enabling to embed MHLO into other project, e.g. IREE. -- 6a9cd1adb69dfd27e4306566085c2edcb9e266bf by Marius Brehler <marius.brehler@iml.fraunhofer.de>: Update tensorflow/compiler/mlir/hlo/CMakeLists.txt Co-authored-by: Geoffrey Martin-Noble <gcmn@google.com> PiperOrigin-RevId: 341046504
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@ -41,6 +41,8 @@ list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake/modules")
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# Options and settings
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# Options and settings
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#-------------------------------------------------------------------------------
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#-------------------------------------------------------------------------------
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option(MHLO_BUILD_EMBEDDED "Build MHLO as part of another project" OFF)
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#-------------------------------------------------------------------------------
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#-------------------------------------------------------------------------------
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# MSVC defaults
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# MSVC defaults
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#-------------------------------------------------------------------------------
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#-------------------------------------------------------------------------------
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@ -57,11 +59,16 @@ endif()
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# MLIR/LLVM Configuration
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# MLIR/LLVM Configuration
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#-------------------------------------------------------------------------------
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#-------------------------------------------------------------------------------
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# Find MLIR to install if we are building standalone. If building as part of
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# another project, let it handle the MLIR dependency. The dependent project
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# might use a bundled version of MLIR instead of installing, for instance.
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if(NOT MHLO_BUILD_EMBEDDED)
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find_package(MLIR REQUIRED CONFIG)
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find_package(MLIR REQUIRED CONFIG)
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message(STATUS "Using MLIRConfig.cmake in: ${MLIR_DIR}")
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message(STATUS "Using MLIRConfig.cmake in: ${MLIR_DIR}")
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message(STATUS "Using LLVMConfig.cmake in: ${LLVM_DIR}")
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message(STATUS "Using LLVMConfig.cmake in: ${LLVM_DIR}")
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list(APPEND CMAKE_MODULE_PATH "${MLIR_CMAKE_DIR}")
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list(APPEND CMAKE_MODULE_PATH "${MLIR_CMAKE_DIR}")
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list(APPEND CMAKE_MODULE_PATH "${LLVM_CMAKE_DIR}")
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list(APPEND CMAKE_MODULE_PATH "${LLVM_CMAKE_DIR}")
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endif()
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if(LLVM_ENABLE_ZLIB)
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if(LLVM_ENABLE_ZLIB)
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find_package(ZLIB)
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find_package(ZLIB)
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