4 message(FATAL_ERROR "Perl required but not found!")
5 endif( NOT PERL_FOUND )
7 set(PERL ${PERL_EXECUTABLE})
8 set(VERSION PACKAGE_VERSION)
9 set(PREFIX ${LLVM_BINARY_DIR}) # TODO: Root for `make install'.
10 execute_process(COMMAND date
11 OUTPUT_VARIABLE LLVM_CONFIGTIME
12 OUTPUT_STRIP_TRAILING_WHITESPACE)
13 set(abs_top_srcdir ${LLVM_MAIN_SRC_DIR})
14 set(abs_top_builddir ${LLVM_BINARY_DIR})
15 # LLVM_ON_UNIX and LLVM_ON_WIN32 already set.
16 # those are set to blank by `autoconf' on MinGW, so it seems they are not required:
20 #set(LLVMGCC_VERSION "")
21 #set(LLVMGCC_MAJVERS "")
22 test_big_endian(IS_BIG_ENDIAN)
27 endif( IS_BIG_ENDIAN )
28 set(SHLIBEXT ${LTDL_SHLIB_EXT})
30 set(OS "${CMAKE_SYSTEM}")
31 set(ARCH "X86") # TODO: This gives "i686" in Linux: "${CMAKE_SYSTEM_PROCESSOR}")
32 # TODO: avoid using autoconf:
33 set(config_guess ${LLVM_MAIN_SRC_DIR}/autoconf/config.guess)
34 execute_process(COMMAND sh ${config_guess}
36 OUTPUT_VARIABLE LLVM_TARGET_TRIPLET
37 OUTPUT_STRIP_TRAILING_WHITESPACE)
38 message(STATUS "Target triplet: ${LLVM_TARGET_TRIPLET}")
39 if( NOT TT_RV EQUAL 0 )
40 message(FATAL_ERROR "Failed to execute ${config_guess}")
41 endif( NOT TT_RV EQUAL 0 )
42 set(target ${LLVM_TARGET_TRIPLET})
43 foreach(c ${LLVM_TARGETS_TO_BUILD})
44 set(TARGETS_BUILT "${TARGETS_BUILT} ${c}")
46 set(TARGETS_TO_BUILD ${TARGETS_BUILT})
47 set(TARGET_HAS_JIT "1") # TODO
49 # Avoids replacement at config-time:
50 set(LLVM_CPPFLAGS "@LLVM_CPPFLAGS@")
51 set(LLVM_CFLAGS "@LLVM_CFLAGS@")
52 set(LLVM_CXXFLAGS "@LLVM_CXXFLAGS@")
53 set(LLVM_LDFLAGS "@LLVM_LDFLAGS@")
55 set(LLVM_BUILDMODE "@LLVM_BUILDMODE@")
58 ${CMAKE_CURRENT_SOURCE_DIR}/llvm-config.in.in
59 ${CMAKE_CURRENT_BINARY_DIR}/llvm-config.in
63 set(LIBDEPS ${CMAKE_CURRENT_BINARY_DIR}/LibDeps.txt)
64 set(LIBDEPS_TMP ${CMAKE_CURRENT_BINARY_DIR}/LibDeps.txt.tmp)
65 set(FINAL_LIBDEPS ${CMAKE_CURRENT_BINARY_DIR}/FinalLibDeps.txt)
66 set(LLVM_CONFIG ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/llvm-config)
67 set(LLVM_CONFIG_IN ${CMAKE_CURRENT_BINARY_DIR}/llvm-config.in)
69 # set(LIBDEPS LibDeps.txt)
70 # set(LIBDEPS_TMP LibDeps.txt.tmp)
71 # set(FINAL_LIBDEPS FinalLibDeps.txt)
73 add_custom_command(OUTPUT ${LIBDEPS_TMP}
74 COMMAND ${PERL_EXECUTABLE} ${LLVM_MAIN_SRC_DIR}/utils/GenLibDeps.pl -flat ${CMAKE_ARCHIVE_OUTPUT_DIRECTORY} > ${LIBDEPS_TMP}
75 COMMENT "Regenerating ${LIBDEPS_TMP}")
77 add_custom_command(OUTPUT ${LIBDEPS}
78 COMMAND cmp -s ${LIBDEPS_TMP} ${LIBDEPS} || \( cp ${LIBDEPS_TMP} ${LIBDEPS} && echo "Updated ${LIBDEPS} because dependencies changed" \)
79 DEPENDS ${LIBDEPS_TMP})
81 add_custom_command(OUTPUT ${FINAL_LIBDEPS}
82 COMMAND ${PERL_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/find-cycles.pl < ${LIBDEPS} > ${FINAL_LIBDEPS} || rm -f ${FINAL_LIBDEPS}
84 COMMENT "Checking for cyclic dependencies between LLVM libraries.")
86 add_custom_command(OUTPUT ${LLVM_CONFIG}
87 COMMAND echo 's,@LLVM_CPPFLAGS@,${CMAKE_CPP_FLAGS},' > temp.sed
88 COMMAND echo 's,@LLVM_CFLAGS@,${CMAKE_C_FLAGS},' >> temp.sed
89 COMMAND echo 's,@LLVM_CXXFLAGS@,${CMAKE_CXX_FLAGS},' >> temp.sed
90 # TODO: Use general flags for linking, not just for shared libs:
91 COMMAND echo 's,@LLVM_LDFLAGS@,${CMAKE_SHARED_LINKER_FLAGS},' >> temp.sed
92 COMMAND echo 's,@LIBS@,,' >> temp.sed # TODO: System libs
93 COMMAND echo 's,@LLVM_BUILDMODE@,${CMAKE_BUILD_TYPE},' >> temp.sed
94 COMMAND sed -f temp.sed < ${LLVM_CONFIG_IN} > ${LLVM_CONFIG}
96 COMMAND cat ${FINAL_LIBDEPS} >> ${LLVM_CONFIG}
97 COMMAND chmod +x ${LLVM_CONFIG}
98 COMMAND cd ${LLVM_BINARY_DIR} && ${CMAKE_COMMAND} -U HAVE_LLVM_CONFIG ${LLVM_MAIN_SRC_DIR}
99 DEPENDS ${FINAL_LIBDEPS} ${LLVM_CONFIG_IN}
100 COMMENT "Building llvm-config script."
103 add_custom_target(llvm-config.target ALL
104 DEPENDS ${LLVM_CONFIG})
106 add_dependencies(llvm-config.target ${llvm_lib_targets})