Eric Fiselier | ce5695f | 2015-12-30 03:39:03 +0000 | [diff] [blame] | 1 | macro(find_llvm_parts) |
Eric Fiselier | eb6e2ea | 2015-07-30 22:30:34 +0000 | [diff] [blame] | 2 | # Rely on llvm-config. |
| 3 | set(CONFIG_OUTPUT) |
| 4 | find_program(LLVM_CONFIG "llvm-config") |
| 5 | if(DEFINED LLVM_PATH) |
| 6 | set(LLVM_INCLUDE_DIR ${LLVM_INCLUDE_DIR} CACHE PATH "Path to llvm/include") |
| 7 | set(LLVM_PATH ${LLVM_PATH} CACHE PATH "Path to LLVM source tree") |
| 8 | set(LLVM_MAIN_SRC_DIR ${LLVM_PATH}) |
| 9 | set(LLVM_CMAKE_PATH "${LLVM_PATH}/cmake/modules") |
| 10 | elseif(LLVM_CONFIG) |
| 11 | message(STATUS "Found LLVM_CONFIG as ${LLVM_CONFIG}") |
| 12 | set(CONFIG_COMMAND ${LLVM_CONFIG} |
| 13 | "--includedir" |
| 14 | "--prefix" |
| 15 | "--src-root") |
| 16 | execute_process( |
| 17 | COMMAND ${CONFIG_COMMAND} |
| 18 | RESULT_VARIABLE HAD_ERROR |
| 19 | OUTPUT_VARIABLE CONFIG_OUTPUT |
| 20 | ) |
| 21 | if(NOT HAD_ERROR) |
| 22 | string(REGEX REPLACE |
| 23 | "[ \t]*[\r\n]+[ \t]*" ";" |
| 24 | CONFIG_OUTPUT ${CONFIG_OUTPUT}) |
| 25 | else() |
| 26 | string(REPLACE ";" " " CONFIG_COMMAND_STR "${CONFIG_COMMAND}") |
| 27 | message(STATUS "${CONFIG_COMMAND_STR}") |
| 28 | message(FATAL_ERROR "llvm-config failed with status ${HAD_ERROR}") |
| 29 | endif() |
| 30 | |
| 31 | list(GET CONFIG_OUTPUT 0 INCLUDE_DIR) |
| 32 | list(GET CONFIG_OUTPUT 1 LLVM_OBJ_ROOT) |
| 33 | list(GET CONFIG_OUTPUT 2 MAIN_SRC_DIR) |
| 34 | |
| 35 | set(LLVM_INCLUDE_DIR ${INCLUDE_DIR} CACHE PATH "Path to llvm/include") |
| 36 | set(LLVM_BINARY_DIR ${LLVM_OBJ_ROOT} CACHE PATH "Path to LLVM build tree") |
| 37 | set(LLVM_MAIN_SRC_DIR ${MAIN_SRC_DIR} CACHE PATH "Path to LLVM source tree") |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 38 | set(LLVM_CMAKE_PATH "${LLVM_BINARY_DIR}/share/llvm/cmake") |
Eric Fiselier | eb6e2ea | 2015-07-30 22:30:34 +0000 | [diff] [blame] | 39 | else() |
| 40 | set(LLVM_FOUND OFF) |
| 41 | return() |
| 42 | endif() |
| 43 | |
| 44 | if (NOT EXISTS ${LLVM_MAIN_SRC_DIR}) |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 45 | message(FATAL_ERROR "Not found: ${LLVM_MAIN_SRC_DIR}") |
Eric Fiselier | eb6e2ea | 2015-07-30 22:30:34 +0000 | [diff] [blame] | 46 | endif() |
| 47 | |
| 48 | if(NOT EXISTS ${LLVM_CMAKE_PATH}) |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 49 | message(FATAL_ERROR "Not found: ${LLVM_CMAKE_PATH}") |
Eric Fiselier | eb6e2ea | 2015-07-30 22:30:34 +0000 | [diff] [blame] | 50 | endif() |
| 51 | |
| 52 | list(APPEND CMAKE_MODULE_PATH "${LLVM_CMAKE_PATH}") |
| 53 | list(APPEND CMAKE_MODULE_PATH "${LLVM_MAIN_SRC_DIR}/cmake/modules") |
| 54 | |
| 55 | set(LLVM_FOUND ON) |
Eric Fiselier | ce5695f | 2015-12-30 03:39:03 +0000 | [diff] [blame] | 56 | endmacro(find_llvm_parts) |
Eric Fiselier | eb6e2ea | 2015-07-30 22:30:34 +0000 | [diff] [blame] | 57 | |
| 58 | |
Eric Fiselier | ce5695f | 2015-12-30 03:39:03 +0000 | [diff] [blame] | 59 | if (CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR) |
| 60 | set(LIBCXX_BUILT_STANDALONE 1) |
| 61 | message(STATUS "Configuring for standalone build.") |
| 62 | |
| 63 | find_llvm_parts() |
| 64 | |
Eric Fiselier | eb6e2ea | 2015-07-30 22:30:34 +0000 | [diff] [blame] | 65 | # LLVM Options -------------------------------------------------------------- |
| 66 | include(FindPythonInterp) |
| 67 | if( NOT PYTHONINTERP_FOUND ) |
| 68 | message(WARNING "Failed to find python interpreter. " |
| 69 | "The libc++ test suite will be disabled.") |
| 70 | set(LLVM_INCLUDE_TESTS OFF) |
| 71 | endif() |
| 72 | |
| 73 | if (NOT DEFINED LLVM_INCLUDE_TESTS) |
| 74 | set(LLVM_INCLUDE_TESTS ${LLVM_FOUND}) |
| 75 | endif() |
| 76 | |
| 77 | # Required LIT Configuration ------------------------------------------------ |
| 78 | # Define the default arguments to use with 'lit', and an option for the user |
| 79 | # to override. |
| 80 | set(LIT_ARGS_DEFAULT "-sv --show-xfail --show-unsupported") |
| 81 | if (MSVC OR XCODE) |
| 82 | set(LIT_ARGS_DEFAULT "${LIT_ARGS_DEFAULT} --no-progress-bar") |
| 83 | endif() |
| 84 | set(LLVM_LIT_ARGS "${LIT_ARGS_DEFAULT}" CACHE STRING "Default options for lit") |
| 85 | |
| 86 | # Make sure we can use the console pool for recent cmake and ninja > 1.5 |
| 87 | # Needed for add_lit_testsuite |
| 88 | if(CMAKE_VERSION VERSION_LESS 3.1.20141117) |
| 89 | set(cmake_3_2_USES_TERMINAL) |
| 90 | else() |
| 91 | set(cmake_3_2_USES_TERMINAL USES_TERMINAL) |
| 92 | endif() |
| 93 | |
Eric Fiselier | ce5695f | 2015-12-30 03:39:03 +0000 | [diff] [blame] | 94 | # Add LLVM Functions -------------------------------------------------------- |
Eric Fiselier | eb6e2ea | 2015-07-30 22:30:34 +0000 | [diff] [blame] | 95 | include(AddLLVM OPTIONAL) |
Eric Fiselier | ce5695f | 2015-12-30 03:39:03 +0000 | [diff] [blame] | 96 | endif() |