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Diffstat (limited to 'build_files/cmake/Modules/FindLLVM.cmake')
| -rw-r--r-- | build_files/cmake/Modules/FindLLVM.cmake | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/build_files/cmake/Modules/FindLLVM.cmake b/build_files/cmake/Modules/FindLLVM.cmake new file mode 100644 index 00000000000..43791c8df8c --- /dev/null +++ b/build_files/cmake/Modules/FindLLVM.cmake @@ -0,0 +1,94 @@ +# - Find LLVM library +# Find the native LLVM includes and library +# This module defines +# LLVM_INCLUDE_DIRS, where to find LLVM.h, Set when LLVM_INCLUDE_DIR is found. +# LLVM_LIBRARIES, libraries to link against to use LLVM. +# LLVM_ROOT_DIR, The base directory to search for LLVM. +# This can also be an environment variable. +# LLVM_FOUND, If false, do not try to use LLVM. +# +# also defined, but not for general use are +# LLVM_LIBRARY, where to find the LLVM library. + +#============================================================================= +# Copyright 2015 Blender Foundation. +# +# Distributed under the OSI-approved BSD License (the "License"); +# see accompanying file Copyright.txt for details. +# +# This software is distributed WITHOUT ANY WARRANTY; without even the +# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. +# See the License for more information. +#============================================================================= + +if(LLVM_ROOT_DIR) + if(DEFINED LLVM_VERSION) + find_program(LLVM_CONFIG llvm-config-${LLVM_VERSION} HINTS ${LLVM_ROOT_DIR}/bin NO_CMAKE_PATH) + endif() + if(NOT LLVM_CONFIG) + find_program(LLVM_CONFIG llvm-config HINTS ${LLVM_ROOT_DIR}/bin NO_CMAKE_PATH) + endif() +else() + if(DEFINED LLVM_VERSION) + message(running llvm-config-${LLVM_VERSION}) + find_program(LLVM_CONFIG llvm-config-${LLVM_VERSION}) + endif() + if(NOT LLVM_CONFIG) + find_program(LLVM_CONFIG llvm-config) + endif() +endif() + +if(NOT DEFINED LLVM_VERSION) + execute_process(COMMAND ${LLVM_CONFIG} --version + OUTPUT_VARIABLE LLVM_VERSION + OUTPUT_STRIP_TRAILING_WHITESPACE) + set(LLVM_VERSION ${LLVM_VERSION} CACHE STRING "Version of LLVM to use") +endif() +if(NOT LLVM_ROOT_DIR) + execute_process(COMMAND ${LLVM_CONFIG} --prefix + OUTPUT_VARIABLE LLVM_ROOT_DIR + OUTPUT_STRIP_TRAILING_WHITESPACE) + set(LLVM_ROOT_DIR ${LLVM_ROOT_DIR} CACHE PATH "Path to the LLVM installation") +endif() +if(NOT LLVM_LIBPATH) + execute_process(COMMAND ${LLVM_CONFIG} --libdir + OUTPUT_VARIABLE LLVM_LIBPATH + OUTPUT_STRIP_TRAILING_WHITESPACE) + set(LLVM_LIBPATH ${LLVM_LIBPATH} CACHE PATH "Path to the LLVM library path") + mark_as_advanced(LLVM_LIBPATH) +endif() + +if(LLVM_STATIC) + find_library(LLVM_LIBRARY + NAMES LLVMAnalysis # first of a whole bunch of libs to get + PATHS ${LLVM_LIBPATH}) +else() + find_library(LLVM_LIBRARY + NAMES LLVM-${LLVM_VERSION} + PATHS ${LLVM_LIBPATH}) +endif() + + +if(LLVM_LIBRARY AND LLVM_ROOT_DIR AND LLVM_LIBPATH) + if(LLVM_STATIC) + # if static LLVM libraries were requested, use llvm-config to generate + # the list of what libraries we need, and substitute that in the right + # way for LLVM_LIBRARY. + execute_process(COMMAND ${LLVM_CONFIG} --libfiles + OUTPUT_VARIABLE LLVM_LIBRARY + OUTPUT_STRIP_TRAILING_WHITESPACE) + string(REPLACE " " ";" LLVM_LIBRARY "${LLVM_LIBRARY}") + endif() +endif() + + +# handle the QUIETLY and REQUIRED arguments and set SDL2_FOUND to TRUE if +# all listed variables are TRUE +INCLUDE(FindPackageHandleStandardArgs) +FIND_PACKAGE_HANDLE_STANDARD_ARGS(LLVM DEFAULT_MSG + LLVM_LIBRARY) + +MARK_AS_ADVANCED( + LLVM_LIBRARY +) + |