Add a instrumentation test for Linux

[oota-llvm.git] / CMakeLists.txt

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 552ea5553b6fef5c9592d11b5118852d0e75b5d7..d420e64228ad0659fa1e52a6712f55e28a581d6b 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -338,6 +338,7 @@ option(LLVM_INCLUDE_EXAMPLES "Generate build targets for the LLVM examples" ON)
 option(LLVM_BUILD_TESTS
   "Build LLVM unit tests. If OFF, just generate build targets." OFF)
 option(LLVM_INCLUDE_TESTS "Generate build targets for the LLVM unit tests." ON)
+option(LLVM_INCLUDE_GO_TESTS "Include the Go bindings tests in test build targets." ON)
 
 option (LLVM_BUILD_DOCS "Build the llvm documentation." OFF)
 option (LLVM_INCLUDE_DOCS "Generate build targets for llvm documentation." ON)
@@ -347,6 +348,13 @@ option (LLVM_ENABLE_SPHINX "Use Sphinx to generate llvm documentation." OFF)
 option (LLVM_BUILD_EXTERNAL_COMPILER_RT
   "Build compiler-rt as an external project." OFF)
 
+# You can configure which libraries from LLVM you want to include in the
+# shared library by setting LLVM_DYLIB_COMPONENTS to a semi-colon delimited
+# list of LLVM components. All component names handled by llvm-config are valid.
+if(NOT DEFINED LLVM_DYLIB_COMPONENTS)
+  set(LLVM_DYLIB_COMPONENTS "all" CACHE STRING
+    "Semicolon-separated list of components to include in libLLVM, or \"all\".")
+endif()
 option(LLVM_LINK_LLVM_DYLIB "Link tools against the libllvm dynamic library" OFF)
 option(LLVM_BUILD_LLVM_DYLIB "Build libllvm dynamic library" ${LLVM_LINK_LLVM_DYLIB})
 option(LLVM_DYLIB_EXPORT_ALL "Export all symbols from libLLVM.dylib (default is C API only" ${LLVM_LINK_LLVM_DYLIB})
@@ -535,6 +543,15 @@ else(UNIX)
   endif(NOT DEFINED CMAKE_INSTALL_RPATH)
 endif()
 
+if(APPLE AND DARWIN_LTO_LIBRARY)
+  set(CMAKE_EXE_LINKER_FLAGS
+    "${CMAKE_EXE_LINKER_FLAGS} -Wl,-lto_library -Wl,${DARWIN_LTO_LIBRARY}")
+  set(CMAKE_SHARED_LINKER_FLAGS
+    "${CMAKE_SHARED_LINKER_FLAGS} -Wl,-lto_library -Wl,${DARWIN_LTO_LIBRARY}")
+  set(CMAKE_MODULE_LINKER_FLAGS
+    "${CMAKE_MODULE_LINKER_FLAGS} -Wl,-lto_library -Wl,${DARWIN_LTO_LIBRARY}")
+endif()
+
 # Work around a broken bfd ld behavior. When linking a binary with a
 # foo.so library, it will try to find any library that foo.so uses and
 # check its symbols. This is wasteful (the check was done when foo.so
@@ -553,6 +570,10 @@ include_directories( ${LLVM_INCLUDE_DIR} ${LLVM_MAIN_INCLUDE_DIR})
 if(LLVM_USE_HOST_TOOLS)
   include(CrossCompile)
 endif(LLVM_USE_HOST_TOOLS)
+if(LLVM_TARGET_IS_CROSSCOMPILE_HOST)
+# Dummy use to avoid CMake Wraning: Manually-specified variables were not used
+# (this is a variable that CrossCompile sets on recursive invocations)
+endif()
 
 if(${CMAKE_SYSTEM_NAME} MATCHES "(FreeBSD|DragonFly)")
   # On FreeBSD, /usr/local/* is not used by default. In order to build LLVM
@@ -569,6 +590,17 @@ endif( ${CMAKE_SYSTEM_NAME} MATCHES SunOS )
 # use export_executable_symbols(target).
 set(CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS "")
 
+set(LLVM_PROFDATA_FILE "" CACHE FILEPATH
+  "Profiling data file to use when compiling in order to improve runtime performance.")
+
+if(LLVM_PROFDATA_FILE AND EXISTS ${LLVM_PROFDATA_FILE})
+  if ("${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang" )
+    add_definitions("-fprofile-instr-use=${LLVM_PROFDATA_FILE}")
+  else()
+    message(FATAL_ERROR "LLVM_PROFDATA_FILE can only be specified when compiling with clang")
+  endif()
+endif()
+
 include(AddLLVM)
 include(TableGen)