Implement Red Zone utilization on x86-64. This is currently

[oota-llvm.git] / tools / llvm-config / CMakeLists.txt

diff --git a/tools/llvm-config/CMakeLists.txt b/tools/llvm-config/CMakeLists.txt
index 2d6898c2db210803198d0229221370fa7a88788d..00bfe2390de1e9ce5927d30b99845ada785afcd0 100644 (file)
--- a/tools/llvm-config/CMakeLists.txt
+++ b/tools/llvm-config/CMakeLists.txt
@@ -10,8 +10,6 @@ set(PREFIX ${LLVM_BINARY_DIR}) # TODO: Root for `make install'.
 execute_process(COMMAND date
   OUTPUT_VARIABLE LLVM_CONFIGTIME
   OUTPUT_STRIP_TRAILING_WHITESPACE)
-set(abs_top_srcdir ${LLVM_MAIN_SRC_DIR})
-set(abs_top_builddir ${LLVM_BINARY_DIR})
 # LLVM_ON_UNIX and LLVM_ON_WIN32 already set.
 # those are set to blank by `autoconf' on MinGW, so it seems they are not required:
 #set(LLVMGCCDIR "")
@@ -29,18 +27,14 @@ set(SHLIBEXT ${LTDL_SHLIB_EXT})
 #EXEEXT already set.
 set(OS "${CMAKE_SYSTEM}")
 set(ARCH "X86") # TODO: This gives "i686" in Linux: "${CMAKE_SYSTEM_PROCESSOR}")
-# TODO: avoid using autoconf:
-set(config_guess ${LLVM_MAIN_SRC_DIR}/autoconf/config.guess)
-execute_process(COMMAND sh ${config_guess}
-  RESULT_VARIABLE TT_RV
-  OUTPUT_VARIABLE LLVM_TARGET_TRIPLET
-  OUTPUT_STRIP_TRAILING_WHITESPACE)
-message(STATUS "Target triplet: ${LLVM_TARGET_TRIPLET}")
-if( NOT TT_RV EQUAL 0 )
-  message(FATAL_ERROR "Failed to execute ${config_guess}")
-endif( NOT TT_RV EQUAL 0 )
-set(target ${LLVM_TARGET_TRIPLET})
-set(TARGETS_TO_BUILD "X86")  # TODO
+
+include(GetTargetTriple)
+get_target_triple(target)
+
+foreach(c ${LLVM_TARGETS_TO_BUILD})
+  set(TARGETS_BUILT "${TARGETS_BUILT} ${c}")
+endforeach(c)
+set(TARGETS_TO_BUILD ${TARGETS_BUILT})
 set(TARGET_HAS_JIT "1")  # TODO
 
 # Avoids replacement at config-time:
@@ -60,24 +54,31 @@ configure_file(
 set(LIBDEPS ${CMAKE_CURRENT_BINARY_DIR}/LibDeps.txt)
 set(LIBDEPS_TMP ${CMAKE_CURRENT_BINARY_DIR}/LibDeps.txt.tmp)
 set(FINAL_LIBDEPS ${CMAKE_CURRENT_BINARY_DIR}/FinalLibDeps.txt)
-set(LLVM_CONFIG ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/llvm-config)
+set(LLVM_CONFIG ${LLVM_TOOLS_BINARY_DIR}/llvm-config)
 set(LLVM_CONFIG_IN ${CMAKE_CURRENT_BINARY_DIR}/llvm-config.in)
 
-# set(LIBDEPS LibDeps.txt)
-# set(LIBDEPS_TMP LibDeps.txt.tmp)
-# set(FINAL_LIBDEPS FinalLibDeps.txt)
+if( CMAKE_CROSSCOMPILING )
+  set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM ONLY)
+endif()
+
+find_program(NM_PATH nm PATH_SUFFIXES /bin)
+
+if( NOT NM_PATH )
+  message(FATAL_ERROR "`nm' not found")
+endif()
 
 add_custom_command(OUTPUT ${LIBDEPS_TMP}
-  COMMAND ${PERL_EXECUTABLE} ${LLVM_MAIN_SRC_DIR}/utils/GenLibDeps.pl -flat ${CMAKE_ARCHIVE_OUTPUT_DIRECTORY} > ${LIBDEPS_TMP}
+  COMMAND ${PERL_EXECUTABLE} ${LLVM_MAIN_SRC_DIR}/utils/GenLibDeps.pl -flat ${CMAKE_ARCHIVE_OUTPUT_DIRECTORY} ${NM_PATH} > ${LIBDEPS_TMP}
   DEPENDS ${llvm_libs}
   COMMENT "Regenerating ${LIBDEPS_TMP}")
 
 add_custom_command(OUTPUT ${LIBDEPS}
-  COMMAND cmp -s ${LIBDEPS_TMP} ${LIBDEPS} || \( cp ${LIBDEPS_TMP} ${LIBDEPS} && echo "Updated ${LIBDEPS} because dependencies changed" \)
-  DEPENDS ${LIBDEPS_TMP})
+  COMMAND ${CMAKE_COMMAND} -E copy_if_different ${LIBDEPS_TMP} ${LIBDEPS}
+  DEPENDS ${LIBDEPS_TMP}
+  COMMENT "Updated ${LIBDEPS} because dependencies changed")
 
 add_custom_command(OUTPUT ${FINAL_LIBDEPS}
-  COMMAND ${PERL_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/find-cycles.pl < ${LIBDEPS} > ${FINAL_LIBDEPS} || rm -f ${FINAL_LIBDEPS}
+  COMMAND ${PERL_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/find-cycles.pl < ${LIBDEPS} > ${FINAL_LIBDEPS} || ${CMAKE_COMMAND} -E remove -f ${FINAL_LIBDEPS}
   DEPENDS ${LIBDEPS}
   COMMENT "Checking for cyclic dependencies between LLVM libraries.")
 
@@ -90,13 +91,20 @@ add_custom_command(OUTPUT ${LLVM_CONFIG}
   COMMAND echo 's,@LIBS@,,' >> temp.sed                    # TODO: System libs
   COMMAND echo 's,@LLVM_BUILDMODE@,${CMAKE_BUILD_TYPE},' >> temp.sed
   COMMAND sed -f temp.sed < ${LLVM_CONFIG_IN} > ${LLVM_CONFIG}
-  COMMAND rm temp.sed
+  COMMAND ${CMAKE_COMMAND} -E remove -f temp.sed
   COMMAND cat ${FINAL_LIBDEPS} >> ${LLVM_CONFIG}
   COMMAND chmod +x ${LLVM_CONFIG}
-  COMMAND cd ${LLVM_BINARY_DIR} && ${CMAKE_COMMAND} -U HAVE_LLVM_CONFIG ${LLVM_MAIN_SRC_DIR}
+  COMMAND cd ${CMAKE_BINARY_DIR} && ${CMAKE_COMMAND} -U HAVE_LLVM_CONFIG -D LLVM_BINARY_DIR="${LLVM_BINARY_DIR}" ${CMAKE_SOURCE_DIR}
   DEPENDS ${FINAL_LIBDEPS} ${LLVM_CONFIG_IN}
   COMMENT "Building llvm-config script."
   )
 
 add_custom_target(llvm-config.target ALL
-  DEPENDS ${LLVM_CONFIG})
\ No newline at end of file
+  DEPENDS ${LLVM_CONFIG})
+
+add_dependencies(llvm-config.target ${llvm_lib_targets})
+
+install(FILES ${LLVM_CONFIG}
+  PERMISSIONS OWNER_READ OWNER_WRITE OWNER_EXECUTE GROUP_READ GROUP_EXECUTE
+  WORLD_READ WORLD_EXECUTE
+  DESTINATION bin)