After converting assert(0) to LLVM_UNREACHABLE we lost file/line location.

[oota-llvm.git] / CMakeLists.txt

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6c2c16bdd296f2d96a2ec148594abc730bf74a03..31b1f3063bb06bddf439b99bd4791b83f8db737f 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -26,6 +26,25 @@ set(LLVM_MAIN_INCLUDE_DIR ${LLVM_MAIN_SRC_DIR}/include)
 set(LLVM_BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR})
 set(LLVM_TOOLS_BINARY_DIR ${LLVM_BINARY_DIR}/bin)
 set(LLVM_EXAMPLES_BINARY_DIR ${LLVM_BINARY_DIR}/examples)
+set(LLVM_LIBDIR_SUFFIX "" CACHE STRING "Define suffix of library directory name (32/64)" )
+
+if( NOT CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR )
+  file(GLOB_RECURSE
+    tablegenned_files_on_include_dir
+    "${LLVM_MAIN_SRC_DIR}/include/llvm/*.gen")
+  file(GLOB_RECURSE
+    tablegenned_files_on_lib_dir
+    "${LLVM_MAIN_SRC_DIR}/lib/Target/*.inc")
+  if( tablegenned_files_on_include_dir OR tablegenned_files_on_lib_dir)
+    message(FATAL_ERROR "Apparently there is a previous in-source build,
+probably as the result of running `configure' and `make' on
+${LLVM_MAIN_SRC_DIR}.
+This may cause problems. The suspicious files are:
+${tablegenned_files_on_lib_dir}
+${tablegenned_files_on_include_dir}
+Please clean the source directory.")
+  endif()
+endif()
 
 set(LLVM_ALL_TARGETS
   Alpha
@@ -36,6 +55,7 @@ set(LLVM_ALL_TARGETS
   IA64
   Mips
   MSIL
+  MSP430
   PIC16
   PowerPC
   Sparc
@@ -64,7 +84,10 @@ else()
 endif()
 
 if( LLVM_ENABLE_ASSERTIONS )
-  add_definitions( -D_DEBUG )
+  # MSVC doesn't like _DEBUG on release builds. See PR 4379.
+  if( NOT MSVC )
+    add_definitions( -D_DEBUG )
+  endif()
   # On Release builds cmake automatically defines NDEBUG, so we
   # explicitly undefine it:
   if( uppercase_CMAKE_BUILD_TYPE STREQUAL "RELEASE" )
@@ -80,33 +103,24 @@ if( LLVM_TARGETS_TO_BUILD STREQUAL "all" )
   set( LLVM_TARGETS_TO_BUILD ${LLVM_ALL_TARGETS} )
 endif()
 
+set(LLVM_ENUM_TARGETS "")
 foreach(c ${LLVM_TARGETS_TO_BUILD})
   list(FIND LLVM_ALL_TARGETS ${c} idx)
   if( idx LESS 0 )
     message(FATAL_ERROR "The target `${c}' does not exists.
     It should be one of\n${LLVM_ALL_TARGETS}")
+  else()
+    set(LLVM_ENUM_TARGETS "${LLVM_ENUM_TARGETS}LLVM_TARGET(${c})\n")
   endif()
 endforeach(c)
 
-set(llvm_builded_incs_dir ${LLVM_BINARY_DIR}/include/llvm)
-
-# The USE_EXPLICIT_DEPENDENCIES variable will be TRUE to indicate that
-# we should use the library dependencies explicitly specified in the
-# CMakeLists.txt files rather than those determined by
-# llvm-config. This value must be true for non-make and IDE
-# generators.
-if (MSVC_IDE)
-  set(DEFAULT_USE_EXPLICIT_DEPENDENCIES ON)
-elseif (XCODE)
-  set(DEFAULT_USE_EXPLICIT_DEPENDENCIES ON)
-else ()
- set(DEFAULT_USE_EXPLICIT_DEPENDENCIES OFF)
-endif ()
+# Produce llvm/Config/Targets.def
+configure_file(
+  ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/Targets.def.in
+  ${LLVM_BINARY_DIR}/include/llvm/Config/Targets.def
+  )
 
-option(USE_EXPLICIT_DEPENDENCIES 
-  "Use explicit dependencies instead of llvm-config" 
-  ${DEFAULT_USE_EXPLICIT_DEPENDENCIES})
-mark_as_advanced(USE_EXPLICIT_DEPENDENCIES)
+set(llvm_builded_incs_dir ${LLVM_BINARY_DIR}/include/llvm)
 
 # Add path for custom modules
 set(CMAKE_MODULE_PATH
@@ -170,9 +184,6 @@ set( CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib )
 add_llvm_definitions( -D__STDC_LIMIT_MACROS )
 add_llvm_definitions( -D__STDC_CONSTANT_MACROS )
 
-set(LLVM_PLO_FLAGS "" CACHE
-  STRING "Flags for creating partially linked objects.")
-
 if( CMAKE_SIZEOF_VOID_P EQUAL 8 AND NOT WIN32 )
   # TODO: support other platforms and toolchains.
   option(LLVM_BUILD_32_BITS "Build 32 bits executables and libraries." OFF)
@@ -211,7 +222,6 @@ endif( MSVC )
 include_directories( ${LLVM_BINARY_DIR}/include ${LLVM_MAIN_INCLUDE_DIR})
 
 include(AddLLVM)
-include(AddPartiallyLinkedObject)
 include(TableGen)
 
 add_subdirectory(lib/Support)
@@ -222,6 +232,8 @@ set(LLVM_COMMON_DEPENDS ${LLVM_COMMON_DEPENDS} ${LLVM_LIBS} )
 
 set(LLVM_TABLEGEN "tblgen" CACHE
   STRING "Native TableGen executable. Saves building one when cross-compiling.")
+# Effective tblgen executable to be used:
+set(LLVM_TABLEGEN_EXE ${LLVM_TABLEGEN})
 
 add_subdirectory(utils/TableGen)
 
@@ -246,15 +258,25 @@ add_subdirectory(lib/Transforms/Hello)
 add_subdirectory(lib/Linker)
 add_subdirectory(lib/Analysis)
 add_subdirectory(lib/Analysis/IPA)
+add_subdirectory(lib/MC)
 
-foreach(t ${LLVM_TARGETS_TO_BUILD})
+ set(LLVM_ENUM_ASM_PRINTERS "")
+ foreach(t ${LLVM_TARGETS_TO_BUILD})
   message(STATUS "Targeting ${t}")
   add_subdirectory(lib/Target/${t})
   if( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/AsmPrinter/CMakeLists.txt )
-    add_subdirectory(lib/Target/${t}/AsmPrinter)
-  endif( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/AsmPrinter/CMakeLists.txt )
+   add_subdirectory(lib/Target/${t}/AsmPrinter)
+    set(LLVM_ENUM_ASM_PRINTERS 
+        "${LLVM_ENUM_ASM_PRINTERS}LLVM_ASM_PRINTER(${t})\n")
+ endif( EXISTS ${LLVM_MAIN_SRC_DIR}/lib/Target/${t}/AsmPrinter/CMakeLists.txt )
 endforeach(t)
 
+# Produce llvm/Config/AsmPrinters.def
+configure_file(
+  ${LLVM_MAIN_INCLUDE_DIR}/llvm/Config/AsmPrinters.def.in
+  ${LLVM_BINARY_DIR}/include/llvm/Config/AsmPrinters.def
+  )
+
 add_subdirectory(lib/ExecutionEngine)
 add_subdirectory(lib/ExecutionEngine/Interpreter)
 add_subdirectory(lib/ExecutionEngine/JIT)
@@ -266,7 +288,10 @@ add_subdirectory(lib/Archive)
 add_subdirectory(projects)
 add_subdirectory(tools)
 
-add_subdirectory(examples)
+option(LLVM_EXAMPLES "Build LLVM example programs." OFF)
+if (LLVM_EXAMPLES)
+  add_subdirectory(examples)
+endif ()
 
 install(DIRECTORY include
   DESTINATION .